-/* $Id: teximage.c,v 1.51 2000/09/28 18:30:39 brianp Exp $ */
+/* $Id: teximage.c,v 1.106 2001/11/18 22:48:13 brianp Exp $ */
/*
* Mesa 3-D graphics library
* Version: 3.5
- *
- * Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
- *
+ *
+ * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
+ *
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
- *
+ *
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
- *
+ *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
#include "context.h"
#include "convolve.h"
#include "image.h"
+#include "macros.h"
#include "mem.h"
#include "mmath.h"
-#include "span.h"
#include "state.h"
+#include "texformat.h"
#include "teximage.h"
#include "texstate.h"
-#include "types.h"
+#include "texstore.h"
+#include "mtypes.h"
+#include "swrast/s_span.h" /* XXX SWRAST hack */
#endif
/*
* NOTES:
*
- * Mesa's native texture datatype is GLubyte. Native formats are
+ * Mesa's native texture datatype is GLchan. Native formats are
* GL_ALPHA, GL_LUMINANCE, GL_LUMANCE_ALPHA, GL_INTENSITY, GL_RGB, GL_RGBA,
* and GL_COLOR_INDEX.
* Device drivers are free to implement any internal format they want.
#ifdef DEBUG
static void PrintTexture(const struct gl_texture_image *img)
{
- int i, j, c;
- GLubyte *data = img->Data;
-
- if (!data) {
- printf("No texture data\n");
- return;
- }
-
- switch (img->Format) {
- case GL_ALPHA:
- case GL_LUMINANCE:
- case GL_INTENSITY:
- case GL_COLOR_INDEX:
- c = 1;
- break;
- case GL_LUMINANCE_ALPHA:
- c = 2;
- break;
- case GL_RGB:
- c = 3;
- break;
- case GL_RGBA:
- c = 4;
- break;
- default:
- gl_problem(NULL, "error in PrintTexture\n");
- return;
- }
-
-
- for (i = 0; i < img->Height; i++) {
- for (j = 0; j < img->Width; j++) {
- if (c==1)
- printf("%02x ", data[0]);
- else if (c==2)
- printf("%02x%02x ", data[0], data[1]);
- else if (c==3)
- printf("%02x%02x%02x ", data[0], data[1], data[2]);
- else if (c==4)
- printf("%02x%02x%02x%02x ", data[0], data[1], data[2], data[3]);
- data += c;
- }
- printf("\n");
- }
+#if CHAN_TYPE == GL_FLOAT
+ _mesa_problem(NULL, "PrintTexture doesn't support float channels");
+#else
+ GLuint i, j, c;
+ const GLchan *data = (const GLchan *) img->Data;
+
+ if (!data) {
+ printf("No texture data\n");
+ return;
+ }
+
+ switch (img->Format) {
+ case GL_ALPHA:
+ case GL_LUMINANCE:
+ case GL_INTENSITY:
+ case GL_COLOR_INDEX:
+ c = 1;
+ break;
+ case GL_LUMINANCE_ALPHA:
+ c = 2;
+ break;
+ case GL_RGB:
+ c = 3;
+ break;
+ case GL_RGBA:
+ c = 4;
+ break;
+ default:
+ _mesa_problem(NULL, "error in PrintTexture\n");
+ return;
+ }
+
+ for (i = 0; i < img->Height; i++) {
+ for (j = 0; j < img->Width; j++) {
+ if (c==1)
+ printf("%02x ", data[0]);
+ else if (c==2)
+ printf("%02x%02x ", data[0], data[1]);
+ else if (c==3)
+ printf("%02x%02x%02x ", data[0], data[1], data[2]);
+ else if (c==4)
+ printf("%02x%02x%02x%02x ", data[0], data[1], data[2], data[3]);
+ data += c;
+ }
+ printf("\n");
+ }
+#endif
}
#endif
/*
* Compute log base 2 of n.
* If n isn't an exact power of two return -1.
- * If n<0 return -1.
+ * If n < 0 return -1.
*/
static int
logbase2( int n )
GLint i = 1;
GLint log2 = 0;
- if (n<0) {
+ if (n < 0) {
return -1;
}
GLint
_mesa_base_tex_format( GLcontext *ctx, GLint format )
{
- /*
- * Ask the driver for the base format, if it doesn't
- * know, it will return -1;
- */
+ /*
+ * Ask the driver for the base format, if it doesn't
+ * know, it will return -1;
+ */
if (ctx->Driver.BaseCompressedTexFormat) {
GLint ifmt = (*ctx->Driver.BaseCompressedTexFormat)(ctx, format);
if (ifmt >= 0) {
case GL_COLOR_INDEX12_EXT:
case GL_COLOR_INDEX16_EXT:
return GL_COLOR_INDEX;
+ case GL_DEPTH_COMPONENT:
+ case GL_DEPTH_COMPONENT16_SGIX:
+ case GL_DEPTH_COMPONENT24_SGIX:
+ case GL_DEPTH_COMPONENT32_SGIX:
+ if (ctx->Extensions.SGIX_depth_texture)
+ return GL_DEPTH_COMPONENT;
+ else
+ return -1;
default:
return -1; /* error */
}
}
-
/*
- * Given an internal texture format enum or 1, 2, 3, 4 return the
- * corresponding _base_ internal format: GL_ALPHA, GL_LUMINANCE,
- * GL_LUMANCE_ALPHA, GL_INTENSITY, GL_RGB, or GL_RGBA. Return the
- * number of components for the format. Return -1 if invalid enum.
+ * Test if the given image format is a color/rgba format. That is,
+ * not color index, depth, stencil, etc.
*/
-static GLint
-components_in_intformat( GLint format )
+static GLboolean
+is_color_format(GLenum format)
{
switch (format) {
case GL_ALPHA:
case GL_ALPHA8:
case GL_ALPHA12:
case GL_ALPHA16:
- return 1;
case 1:
case GL_LUMINANCE:
case GL_LUMINANCE4:
case GL_LUMINANCE8:
case GL_LUMINANCE12:
case GL_LUMINANCE16:
- return 1;
case 2:
case GL_LUMINANCE_ALPHA:
case GL_LUMINANCE4_ALPHA4:
case GL_LUMINANCE12_ALPHA4:
case GL_LUMINANCE12_ALPHA12:
case GL_LUMINANCE16_ALPHA16:
- return 2;
case GL_INTENSITY:
case GL_INTENSITY4:
case GL_INTENSITY8:
case GL_INTENSITY12:
case GL_INTENSITY16:
- return 1;
case 3:
case GL_RGB:
case GL_R3_G3_B2:
case GL_RGB10:
case GL_RGB12:
case GL_RGB16:
- return 3;
case 4:
case GL_RGBA:
case GL_RGBA2:
case GL_RGB10_A2:
case GL_RGBA12:
case GL_RGBA16:
- return 4;
+ return GL_TRUE;
+ default:
+ return GL_FALSE;
+ }
+}
+
+
+static GLboolean
+is_index_format(GLenum format)
+{
+ switch (format) {
case GL_COLOR_INDEX:
case GL_COLOR_INDEX1_EXT:
case GL_COLOR_INDEX2_EXT:
case GL_COLOR_INDEX8_EXT:
case GL_COLOR_INDEX12_EXT:
case GL_COLOR_INDEX16_EXT:
- return 1;
+ return GL_TRUE;
default:
- return -1; /* error */
+ return GL_FALSE;
}
}
static GLboolean
is_compressed_format(GLcontext *ctx, GLenum internalFormat)
{
- if (ctx->Driver.IsCompressedFormat) {
- return (*ctx->Driver.IsCompressedFormat)(ctx, internalFormat);
- }
- return GL_FALSE;
+ if (ctx->Driver.BaseCompressedTexFormat) {
+ GLint b = (*ctx->Driver.BaseCompressedTexFormat)(ctx, internalFormat);
+ if (b > 0)
+ return GL_TRUE;
+ else
+ return GL_FALSE;
+ }
+ return GL_FALSE;
}
/*
- * Examine the texImage->Format field and set the Red, Green, Blue, etc
- * texel component sizes to default values.
- * These fields are set only here by core Mesa but device drivers may
- * overwritting these fields to indicate true texel resolution.
+ * Store a gl_texture_image pointer in a gl_texture_object structure
+ * according to the target and level parameters.
+ * This was basically prompted by the introduction of cube maps.
*/
-static void
-set_teximage_component_sizes( struct gl_texture_image *texImage )
-{
- switch (texImage->Format) {
- case GL_ALPHA:
- texImage->RedBits = 0;
- texImage->GreenBits = 0;
- texImage->BlueBits = 0;
- texImage->AlphaBits = 8;
- texImage->IntensityBits = 0;
- texImage->LuminanceBits = 0;
- texImage->IndexBits = 0;
- break;
- case GL_LUMINANCE:
- texImage->RedBits = 0;
- texImage->GreenBits = 0;
- texImage->BlueBits = 0;
- texImage->AlphaBits = 0;
- texImage->IntensityBits = 0;
- texImage->LuminanceBits = 8;
- texImage->IndexBits = 0;
- break;
- case GL_LUMINANCE_ALPHA:
- texImage->RedBits = 0;
- texImage->GreenBits = 0;
- texImage->BlueBits = 0;
- texImage->AlphaBits = 8;
- texImage->IntensityBits = 0;
- texImage->LuminanceBits = 8;
- texImage->IndexBits = 0;
- break;
- case GL_INTENSITY:
- texImage->RedBits = 0;
- texImage->GreenBits = 0;
- texImage->BlueBits = 0;
- texImage->AlphaBits = 0;
- texImage->IntensityBits = 8;
- texImage->LuminanceBits = 0;
- texImage->IndexBits = 0;
- break;
- case GL_RED:
- texImage->RedBits = 8;
- texImage->GreenBits = 0;
- texImage->BlueBits = 0;
- texImage->AlphaBits = 0;
- texImage->IntensityBits = 0;
- texImage->LuminanceBits = 0;
- texImage->IndexBits = 0;
- break;
- case GL_GREEN:
- texImage->RedBits = 0;
- texImage->GreenBits = 8;
- texImage->BlueBits = 0;
- texImage->AlphaBits = 0;
- texImage->IntensityBits = 0;
- texImage->LuminanceBits = 0;
- texImage->IndexBits = 0;
- break;
- case GL_BLUE:
- texImage->RedBits = 0;
- texImage->GreenBits = 0;
- texImage->BlueBits = 8;
- texImage->AlphaBits = 0;
- texImage->IntensityBits = 0;
- texImage->LuminanceBits = 0;
- texImage->IndexBits = 0;
- break;
- case GL_RGB:
- case GL_BGR:
- texImage->RedBits = 8;
- texImage->GreenBits = 8;
- texImage->BlueBits = 8;
- texImage->AlphaBits = 0;
- texImage->IntensityBits = 0;
- texImage->LuminanceBits = 0;
- texImage->IndexBits = 0;
- break;
- case GL_RGBA:
- case GL_BGRA:
- case GL_ABGR_EXT:
- texImage->RedBits = 8;
- texImage->GreenBits = 8;
- texImage->BlueBits = 8;
- texImage->AlphaBits = 8;
- texImage->IntensityBits = 0;
- texImage->LuminanceBits = 0;
- texImage->IndexBits = 0;
- break;
- case GL_COLOR_INDEX:
- texImage->RedBits = 0;
- texImage->GreenBits = 0;
- texImage->BlueBits = 0;
- texImage->AlphaBits = 0;
- texImage->IntensityBits = 0;
- texImage->LuminanceBits = 0;
- texImage->IndexBits = 8;
- break;
- default:
- gl_problem(NULL, "unexpected format in set_teximage_component_sizes");
- }
-}
-
-
-static void
-set_tex_image(struct gl_texture_object *tObj,
- GLenum target, GLint level,
- struct gl_texture_image *texImage)
+void
+_mesa_set_tex_image(struct gl_texture_object *tObj,
+ GLenum target, GLint level,
+ struct gl_texture_image *texImage)
{
ASSERT(tObj);
ASSERT(texImage);
switch (target) {
+ case GL_TEXTURE_1D:
case GL_TEXTURE_2D:
+ case GL_TEXTURE_3D:
tObj->Image[level] = texImage;
return;
case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB:
tObj->NegZ[level] = texImage;
return;
default:
- gl_problem(NULL, "bad target in set_tex_image()");
+ _mesa_problem(NULL, "bad target in _mesa_set_tex_image()");
return;
}
}
+
/*
* Return new gl_texture_image struct with all fields initialized to zero.
*/
-/*
- * Initialize most fields of a gl_texture_image struct.
- */
-static void
-init_texture_image( GLcontext *ctx,
- struct gl_texture_image *img,
- GLsizei width, GLsizei height, GLsizei depth,
- GLint border, GLenum internalFormat )
-{
- ASSERT(img);
- ASSERT(!img->Data);
- img->Format = (GLenum) _mesa_base_tex_format(ctx, internalFormat);
- set_teximage_component_sizes( img );
- img->IntFormat = (GLenum) internalFormat;
- img->Border = border;
- img->Width = width;
- img->Height = height;
- img->Depth = depth;
- img->WidthLog2 = logbase2(width - 2 * border);
- if (height == 1) /* 1-D texture */
- img->HeightLog2 = 0;
- else
- img->HeightLog2 = logbase2(height - 2 * border);
- if (depth == 1) /* 2-D texture */
- img->DepthLog2 = 0;
- else
- img->DepthLog2 = logbase2(depth - 2 * border);
- img->Width2 = 1 << img->WidthLog2;
- img->Height2 = 1 << img->HeightLog2;
- img->Depth2 = 1 << img->DepthLog2;
- img->MaxLog2 = MAX2(img->WidthLog2, img->HeightLog2);
- img->IsCompressed = is_compressed_format(ctx, internalFormat);
-}
-
-
-
void
_mesa_free_texture_image( struct gl_texture_image *teximage )
{
}
-
/*
- * Return number of bytes of storage needed to store a compressed texture
- * image. Only the driver knows for sure. If the driver can't help us,
- * we must return 0.
+ * Return GL_TRUE if the target is a proxy target.
*/
-GLuint
-_mesa_compressed_image_size(GLcontext *ctx,
- GLenum internalFormat,
- GLint numDimensions,
- GLint width,
- GLint height,
- GLint depth)
+static GLboolean
+is_proxy_target(GLenum target)
{
- if (ctx->Driver.CompressedImageSize) {
- return (*ctx->Driver.CompressedImageSize)(ctx, internalFormat,
- numDimensions,
- width, height, depth);
- }
- else {
- /* Shouldn't this be an internal error of some sort? */
- return 0;
- }
+ return (target == GL_PROXY_TEXTURE_1D ||
+ target == GL_PROXY_TEXTURE_2D ||
+ target == GL_PROXY_TEXTURE_3D ||
+ target == GL_PROXY_TEXTURE_CUBE_MAP_ARB);
}
-
/*
* Given a texture unit and a texture target, return the corresponding
* texture object.
{
switch (target) {
case GL_TEXTURE_1D:
- return texUnit->CurrentD[1];
+ return texUnit->Current1D;
case GL_PROXY_TEXTURE_1D:
return ctx->Texture.Proxy1D;
case GL_TEXTURE_2D:
- return texUnit->CurrentD[2];
+ return texUnit->Current2D;
case GL_PROXY_TEXTURE_2D:
return ctx->Texture.Proxy2D;
case GL_TEXTURE_3D:
- return texUnit->CurrentD[3];
+ return texUnit->Current3D;
case GL_PROXY_TEXTURE_3D:
return ctx->Texture.Proxy3D;
case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB:
- return ctx->Extensions.HaveTextureCubeMap
+ case GL_TEXTURE_CUBE_MAP_ARB:
+ return ctx->Extensions.ARB_texture_cube_map
? texUnit->CurrentCubeMap : NULL;
case GL_PROXY_TEXTURE_CUBE_MAP_ARB:
- return ctx->Extensions.HaveTextureCubeMap
+ return ctx->Extensions.ARB_texture_cube_map
? ctx->Texture.ProxyCubeMap : NULL;
default:
- gl_problem(NULL, "bad target in _mesa_select_tex_object()");
+ _mesa_problem(NULL, "bad target in _mesa_select_tex_object()");
return NULL;
}
}
GLenum target, GLint level)
{
ASSERT(texUnit);
+ ASSERT(level < MAX_TEXTURE_LEVELS);
switch (target) {
case GL_TEXTURE_1D:
- return texUnit->CurrentD[1]->Image[level];
+ return texUnit->Current1D->Image[level];
case GL_PROXY_TEXTURE_1D:
return ctx->Texture.Proxy1D->Image[level];
case GL_TEXTURE_2D:
- return texUnit->CurrentD[2]->Image[level];
+ return texUnit->Current2D->Image[level];
case GL_PROXY_TEXTURE_2D:
return ctx->Texture.Proxy2D->Image[level];
case GL_TEXTURE_3D:
- return texUnit->CurrentD[3]->Image[level];
+ return texUnit->Current3D->Image[level];
case GL_PROXY_TEXTURE_3D:
return ctx->Texture.Proxy3D->Image[level];
case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB:
- if (ctx->Extensions.HaveTextureCubeMap)
+ if (ctx->Extensions.ARB_texture_cube_map)
return texUnit->CurrentCubeMap->Image[level];
else
return NULL;
case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB:
- if (ctx->Extensions.HaveTextureCubeMap)
+ if (ctx->Extensions.ARB_texture_cube_map)
return texUnit->CurrentCubeMap->NegX[level];
else
return NULL;
case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB:
- if (ctx->Extensions.HaveTextureCubeMap)
+ if (ctx->Extensions.ARB_texture_cube_map)
return texUnit->CurrentCubeMap->PosY[level];
else
return NULL;
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB:
- if (ctx->Extensions.HaveTextureCubeMap)
+ if (ctx->Extensions.ARB_texture_cube_map)
return texUnit->CurrentCubeMap->NegY[level];
else
return NULL;
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB:
- if (ctx->Extensions.HaveTextureCubeMap)
+ if (ctx->Extensions.ARB_texture_cube_map)
return texUnit->CurrentCubeMap->PosZ[level];
else
return NULL;
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB:
- if (ctx->Extensions.HaveTextureCubeMap)
+ if (ctx->Extensions.ARB_texture_cube_map)
return texUnit->CurrentCubeMap->NegZ[level];
else
return NULL;
case GL_PROXY_TEXTURE_CUBE_MAP_ARB:
- if (ctx->Extensions.HaveTextureCubeMap)
+ if (ctx->Extensions.ARB_texture_cube_map)
return ctx->Texture.ProxyCubeMap->Image[level];
else
return NULL;
default:
- gl_problem(ctx, "bad target in _mesa_select_tex_image()");
+ _mesa_problem(ctx, "bad target in _mesa_select_tex_image()");
return NULL;
}
}
-/*
- * Calling glTexImage and related functions when convolution is enabled
- * with GL_REDUCE border mode causes some complications.
- * The incoming image must be extra large so that the post-convolution
- * image size is reduced to a power of two size (plus 2 * border).
- * This function adjusts a texture width and height accordingly if
- * convolution with GL_REDUCE is enabled.
- */
-static void
-adjust_texture_size_for_convolution(const GLcontext *ctx, GLuint dimensions,
- GLsizei *width, GLsizei *height)
-{
- if (ctx->Pixel.Convolution1DEnabled
- && dimensions == 1
- && ctx->Pixel.ConvolutionBorderMode[0] == GL_REDUCE) {
- *width = *width - (MAX2(ctx->Convolution1D.Width, 1) - 1);
- }
- else if (ctx->Pixel.Convolution2DEnabled
- && dimensions > 1
- && ctx->Pixel.ConvolutionBorderMode[1] == GL_REDUCE) {
- *width = *width - (MAX2(ctx->Convolution2D.Width, 1) - 1);
- *height = *height - (MAX2(ctx->Convolution2D.Height, 1) - 1);
- }
- else if (ctx->Pixel.Separable2DEnabled
- && dimensions > 1
- && ctx->Pixel.ConvolutionBorderMode[2] == GL_REDUCE) {
- *width = *width - (MAX2(ctx->Separable2D.Width, 1) - 1);
- *height = *height - (MAX2(ctx->Separable2D.Height, 1) - 1);
- }
-}
-
-
-
-/*
- * This function is used to move user image data into a texture image.
- * We handle full texture images and subtexture images. We also take
- * care of all image transfer operations here, including convolution.
- * Input:
- * dstXoffset, dstYoffset, dstZoffset - offsets in pixels
- * dstRowStride, dstImageStride - strides in bytes
- */
-static void
-fill_texture_image( GLcontext *ctx, GLuint dimensions,
- GLenum texFormat, GLubyte *texAddr,
- GLint srcWidth, GLint srcHeight, GLint srcDepth,
- GLint dstXoffset, GLint dstYoffset, GLint dstZoffset,
- GLint dstRowStride, GLint dstImageStride,
- GLenum srcFormat, GLenum srcType, const GLvoid *srcAddr,
- const struct gl_pixelstore_attrib *srcPacking)
-{
- GLint texComponents;
-
- ASSERT(ctx);
- ASSERT(dimensions >= 1 && dimensions <= 3);
- ASSERT(texAddr);
- ASSERT(srcWidth >= 1);
- ASSERT(srcHeight >= 1);
- ASSERT(srcDepth >= 1);
- ASSERT(dstXoffset >= 0);
- ASSERT(dstYoffset >= 0);
- ASSERT(dstZoffset >= 0);
- ASSERT(dstRowStride >= 0);
- ASSERT(dstImageStride >= 0);
- ASSERT(srcAddr);
- ASSERT(srcPacking);
-
- texComponents = components_in_intformat(texFormat);
-
- /* try common 2D texture cases first */
- if (!ctx->ImageTransferState && dimensions == 2
- && srcType == GL_UNSIGNED_BYTE) {
-
- if (srcFormat == texFormat) {
- /* This will cover the common GL_RGB, GL_RGBA, GL_ALPHA,
- * GL_LUMINANCE_ALPHA, etc. texture formats. Use memcpy().
- */
- const GLubyte *src = (const GLubyte *) _mesa_image_address(
- srcPacking, srcAddr, srcWidth, srcHeight,
- srcFormat, srcType, 0, 0, 0);
- const GLint srcRowStride = _mesa_image_row_stride(srcPacking,
- srcWidth, srcFormat, srcType);
- const GLint widthInBytes = srcWidth * texComponents;
- GLubyte *dst = texAddr + dstYoffset * dstRowStride
- + dstXoffset * texComponents * sizeof(GLubyte);
- if (srcRowStride == widthInBytes && dstRowStride == widthInBytes) {
- MEMCPY(dst, src, srcHeight * widthInBytes);
- }
- else {
- GLint i;
- for (i = 0; i < srcHeight; i++) {
- MEMCPY(dst, src, widthInBytes);
- src += srcRowStride;
- dst += dstRowStride;
- }
- }
- return; /* all done */
- }
- else if (srcFormat == GL_RGBA && texFormat == GL_RGB) {
- /* commonly used by Quake */
- const GLubyte *src = (const GLubyte *) _mesa_image_address(
- srcPacking, srcAddr, srcWidth, srcHeight,
- srcFormat, srcType, 0, 0, 0);
- const GLint srcRowStride = _mesa_image_row_stride(srcPacking,
- srcWidth, srcFormat, srcType);
- GLubyte *dst = texAddr + dstYoffset * dstRowStride
- + dstXoffset * texComponents * sizeof(GLubyte);
- GLint i, j;
- for (i = 0; i < srcHeight; i++) {
- const GLubyte *s = src;
- GLubyte *d = dst;
- for (j = 0; j < srcWidth; j++) {
- *d++ = *s++; /*red*/
- *d++ = *s++; /*green*/
- *d++ = *s++; /*blue*/
- s++; /*alpha*/
- }
- src += srcRowStride;
- dst += dstRowStride;
- }
- return; /* all done */
- }
- }
-
- /*
- * General case solutions
- */
- if (texFormat == GL_COLOR_INDEX) {
- /* color index texture */
- const GLenum texType = GL_UNSIGNED_BYTE;
- GLint img, row;
- GLubyte *dest = texAddr + dstZoffset * dstImageStride
- + dstYoffset * dstRowStride
- + dstXoffset * texComponents * sizeof(GLubyte);
- for (img = 0; img < srcDepth; img++) {
- GLubyte *destRow = dest;
- for (row = 0; row < srcHeight; row++) {
- const GLvoid *src = _mesa_image_address(srcPacking,
- srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, row, 0);
- _mesa_unpack_index_span(ctx, srcWidth, texType, destRow,
- srcType, src, srcPacking,
- ctx->ImageTransferState);
- destRow += dstRowStride;
- }
- dest += dstImageStride;
- }
- }
- else {
- /* regular, color texture */
- if ((dimensions == 1 && ctx->Pixel.Convolution1DEnabled) ||
- (dimensions >= 2 && ctx->Pixel.Convolution2DEnabled) ||
- (dimensions >= 2 && ctx->Pixel.Separable2DEnabled)) {
- /*
- * Fill texture image with convolution
- */
- GLint img, row;
- GLint convWidth = srcWidth, convHeight = srcHeight;
- GLfloat *tmpImage, *convImage;
- tmpImage = (GLfloat *) MALLOC(srcWidth * srcHeight * 4 * sizeof(GLfloat));
- if (!tmpImage) {
- gl_error(ctx, GL_OUT_OF_MEMORY, "glTexImage");
- return;
- }
- convImage = (GLfloat *) MALLOC(srcWidth * srcHeight * 4 * sizeof(GLfloat));
- if (!convImage) {
- gl_error(ctx, GL_OUT_OF_MEMORY, "glTexImage");
- FREE(tmpImage);
- return;
- }
-
- for (img = 0; img < srcDepth; img++) {
- const GLfloat *srcf;
- GLfloat *dstf = tmpImage;
- GLubyte *dest;
-
- /* unpack and do transfer ops up to convolution */
- for (row = 0; row < srcHeight; row++) {
- const GLvoid *src = _mesa_image_address(srcPacking,
- srcAddr, srcWidth, srcHeight,
- srcFormat, srcType, img, row, 0);
- _mesa_unpack_float_color_span(ctx, srcWidth, GL_RGBA, dstf,
- srcFormat, srcType, src, srcPacking,
- ctx->ImageTransferState & IMAGE_PRE_CONVOLUTION_BITS,
- GL_TRUE);
- dstf += srcWidth * 4;
- }
-
- /* convolve */
- if (dimensions == 1) {
- ASSERT(ctx->Pixel.Convolution1DEnabled);
- _mesa_convolve_1d_image(ctx, &convWidth, tmpImage, convImage);
- }
- else {
- if (ctx->Pixel.Convolution2DEnabled) {
- _mesa_convolve_2d_image(ctx, &convWidth, &convHeight,
- tmpImage, convImage);
- }
- else {
- ASSERT(ctx->Pixel.Separable2DEnabled);
- _mesa_convolve_sep_image(ctx, &convWidth, &convHeight,
- tmpImage, convImage);
- }
- }
-
- /* packing and transfer ops after convolution */
- srcf = convImage;
- dest = texAddr + (dstZoffset + img) * dstImageStride
- + dstYoffset * dstRowStride;
- for (row = 0; row < convHeight; row++) {
- _mesa_pack_float_rgba_span(ctx, convWidth,
- (const GLfloat (*)[4]) srcf,
- texFormat, GL_UNSIGNED_BYTE,
- dest, &_mesa_native_packing,
- ctx->ImageTransferState
- & IMAGE_POST_CONVOLUTION_BITS);
- srcf += convWidth * 4;
- dest += dstRowStride;
- }
- }
-
- FREE(convImage);
- FREE(tmpImage);
- }
- else {
- /*
- * no convolution
- */
- GLint img, row;
- GLubyte *dest = texAddr + dstZoffset * dstImageStride
- + dstYoffset * dstRowStride
- + dstXoffset * texComponents * sizeof(GLubyte);
- for (img = 0; img < srcDepth; img++) {
- GLubyte *destRow = dest;
- for (row = 0; row < srcHeight; row++) {
- const GLvoid *srcRow = _mesa_image_address(srcPacking,
- srcAddr, srcWidth, srcHeight,
- srcFormat, srcType, img, row, 0);
- _mesa_unpack_ubyte_color_span(ctx, srcWidth, texFormat, destRow,
- srcFormat, srcType, srcRow, srcPacking,
- ctx->ImageTransferState);
- destRow += dstRowStride;
- }
- dest += dstImageStride;
- }
- }
- }
-}
-
-
-
-/* Need this to prevent an out-of-bounds memory access when using
- * X86 optimized code.
- */
-#ifdef USE_X86_ASM
-# define EXTRA_BYTE 1
-#else
-# define EXTRA_BYTE 0
-#endif
-
-
-
-/*
- * Called by glTexImage[123]D. Fill in a texture image with data given
- * by the client. All pixel transfer and unpack modes are handled here.
- * Input: dimensions (1, 2, or 3)
- * texImage - destination texture image (we'll malloc the memory)
- * width, height, depth - size of source image
- * srcFormat, srcType - source image format and type
- * pixels - source image data
- * srcPacking - source image packing parameters
- *
- * NOTE: All texture image parameters should have already been error checked.
- *
- * NOTE: the texImage dimensions and source image dimensions must be correct
- * with respect to convolution with border mode = reduce.
- */
-static void
-make_texture_image( GLcontext *ctx, GLuint dimensions,
- struct gl_texture_image *texImage,
- GLint width, GLint height, GLint depth,
- GLenum srcFormat, GLenum srcType, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *srcPacking)
-{
- const GLint internalFormat = texImage->IntFormat;
- const GLint components = components_in_intformat(internalFormat);
- GLint convWidth = width, convHeight = height;
-
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE) {
- _mesa_update_image_transfer_state(ctx);
- }
-
- if (ctx->ImageTransferState & IMAGE_CONVOLUTION_BIT) {
- adjust_texture_size_for_convolution(ctx, dimensions,
- &convWidth, &convHeight);
- }
-
- texImage->Data = (GLubyte *) MALLOC(convWidth * convHeight * depth
- * components + EXTRA_BYTE);
- if (!texImage->Data)
- return; /* out of memory */
-
- fill_texture_image(ctx, dimensions, texImage->Format, texImage->Data,
- width, height, depth, 0, 0, 0,
- convWidth * components * sizeof(GLubyte),
- convWidth * convHeight * components * sizeof(GLubyte),
- srcFormat, srcType, pixels, srcPacking);
-}
-
-
-
+#if 000 /* not used anymore */
/*
* glTexImage[123]D can accept a NULL image pointer. In this case we
* create a texture image with unspecified image contents per the OpenGL
- * spec. This function creates an empty image for the given texture image.
+ * spec.
*/
-static void
-make_null_texture( struct gl_texture_image *texImage )
+static GLubyte *
+make_null_texture(GLint width, GLint height, GLint depth, GLenum format)
{
- GLint components;
- GLint numPixels;
-
- ASSERT(texImage);
- ASSERT(!texImage->Data);
-
- components = components_in_intformat(texImage->IntFormat);
- numPixels = texImage->Width * texImage->Height * texImage->Depth;
-
- texImage->Data = (GLubyte *) MALLOC( numPixels * components + EXTRA_BYTE );
+ const GLint components = _mesa_components_in_format(format);
+ const GLint numPixels = width * height * depth;
+ GLubyte *data = (GLubyte *) MALLOC(numPixels * components * sizeof(GLubyte));
+#ifdef DEBUG
/*
* Let's see if anyone finds this. If glTexImage2D() is called with
* a NULL image pointer then load the texture image with something
* interesting instead of leaving it indeterminate.
*/
- if (texImage->Data) {
+ if (data) {
static const char message[8][32] = {
" X X XXXXX XXX X ",
" XX XX X X X X X ",
" "
};
- GLubyte *imgPtr = texImage->Data;
- GLint i, j, k;
- for (i = 0; i < texImage->Height; i++) {
- GLint srcRow = 7 - i % 8;
- for (j = 0; j < texImage->Width; j++) {
- GLint srcCol = j % 32;
- GLint texel = (message[srcRow][srcCol]=='X') ? 255 : 70;
- for (k=0;k<components;k++) {
- *imgPtr++ = (GLubyte) texel;
+ GLubyte *imgPtr = data;
+ GLint h, i, j, k;
+ for (h = 0; h < depth; h++) {
+ for (i = 0; i < height; i++) {
+ GLint srcRow = 7 - (i % 8);
+ for (j = 0; j < width; j++) {
+ GLint srcCol = j % 32;
+ GLubyte texel = (message[srcRow][srcCol]=='X') ? 255 : 70;
+ for (k = 0; k < components; k++) {
+ *imgPtr++ = texel;
+ }
}
}
}
}
+#endif
+
+ return data;
}
+#endif
/*
+ * Reset the fields of a gl_texture_image struct to zero.
* This is called when a proxy texture test fails, we set all the
* image members (except DriverData) to zero.
+ * It's also used in glTexImage[123]D as a safeguard to be sure all
+ * required fields get initialized properly by the Driver.TexImage[123]D
+ * functions.
*/
static void
-clear_proxy_teximage(struct gl_texture_image *img)
+clear_teximage_fields(struct gl_texture_image *img)
{
ASSERT(img);
img->Format = 0;
img->IntFormat = 0;
- img->RedBits = 0;
- img->GreenBits = 0;
- img->BlueBits = 0;
- img->AlphaBits = 0;
- img->IntensityBits = 0;
- img->LuminanceBits = 0;
- img->IndexBits = 0;
img->Border = 0;
img->Width = 0;
img->Height = 0;
img->HeightLog2 = 0;
img->DepthLog2 = 0;
img->Data = NULL;
+ img->TexFormat = &_mesa_null_texformat;
+ img->FetchTexel = NULL;
img->IsCompressed = 0;
img->CompressedSize = 0;
}
+/*
+ * Initialize basic fields of the gl_texture_image struct.
+ */
+void
+_mesa_init_teximage_fields(GLcontext *ctx,
+ struct gl_texture_image *img,
+ GLsizei width, GLsizei height, GLsizei depth,
+ GLint border, GLenum internalFormat)
+{
+ ASSERT(img);
+ img->Format = _mesa_base_tex_format( ctx, internalFormat );
+ ASSERT(img->Format > 0);
+ img->IntFormat = internalFormat;
+ img->Border = border;
+ img->Width = width;
+ img->Height = height;
+ img->Depth = depth;
+ img->WidthLog2 = logbase2(width - 2 * border);
+ if (height == 1) /* 1-D texture */
+ img->HeightLog2 = 0;
+ else
+ img->HeightLog2 = logbase2(height - 2 * border);
+ if (depth == 1) /* 2-D texture */
+ img->DepthLog2 = 0;
+ else
+ img->DepthLog2 = logbase2(depth - 2 * border);
+ img->Width2 = 1 << img->WidthLog2;
+ img->Height2 = 1 << img->HeightLog2;
+ img->Depth2 = 1 << img->DepthLog2;
+ img->MaxLog2 = MAX2(img->WidthLog2, img->HeightLog2);
+ img->IsCompressed = is_compressed_format(ctx, internalFormat);
+}
+
+
/*
* Test glTexImage[123]D() parameters for errors.
{
GLboolean isProxy;
GLint iformat;
+ GLint maxLevels = 0, maxTextureSize;
if (dimensions == 1) {
isProxy = (GLboolean) (target == GL_PROXY_TEXTURE_1D);
if (target != GL_TEXTURE_1D && !isProxy) {
- gl_error( ctx, GL_INVALID_ENUM, "glTexImage1D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexImage1D(target)" );
return GL_TRUE;
}
+ maxLevels = ctx->Const.MaxTextureLevels;
}
else if (dimensions == 2) {
- isProxy = (GLboolean) (target == GL_PROXY_TEXTURE_2D);
+ isProxy = (GLboolean) (target == GL_PROXY_TEXTURE_2D ||
+ target == GL_PROXY_TEXTURE_CUBE_MAP_ARB);
if (target != GL_TEXTURE_2D && !isProxy &&
- !(ctx->Extensions.HaveTextureCubeMap &&
+ !(ctx->Extensions.ARB_texture_cube_map &&
target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB &&
target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB)) {
- gl_error( ctx, GL_INVALID_ENUM, "glTexImage2D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexImage2D(target)" );
return GL_TRUE;
}
+ if (target == GL_PROXY_TEXTURE_2D || target == GL_TEXTURE_2D)
+ maxLevels = ctx->Const.MaxTextureLevels;
+ else
+ maxLevels = ctx->Const.MaxCubeTextureLevels;
}
else if (dimensions == 3) {
isProxy = (GLboolean) (target == GL_PROXY_TEXTURE_3D);
if (target != GL_TEXTURE_3D && !isProxy) {
- gl_error( ctx, GL_INVALID_ENUM, "glTexImage3D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexImage3D(target)" );
return GL_TRUE;
}
+ maxLevels = ctx->Const.Max3DTextureLevels;
}
else {
- gl_problem( ctx, "bad dims in texture_error_check" );
+ _mesa_problem( ctx, "bad dims in texture_error_check" );
return GL_TRUE;
}
+ ASSERT(maxLevels > 0);
+ maxTextureSize = 1 << (maxLevels - 1);
+
/* Border */
if (border != 0 && border != 1) {
if (!isProxy) {
char message[100];
- sprintf(message, "glTexImage%dD(border)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glTexImage%dD(border=%d)", dimensions, border);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
}
return GL_TRUE;
}
/* Width */
- if (width < 2 * border || width > 2 + ctx->Const.MaxTextureSize
+ if (width < 2 * border || width > 2 + maxTextureSize
|| logbase2( width - 2 * border ) < 0) {
if (!isProxy) {
char message[100];
- sprintf(message, "glTexImage%dD(width)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glTexImage%dD(width=%d)", dimensions, width);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
}
return GL_TRUE;
}
/* Height */
if (dimensions >= 2) {
- if (height < 2 * border || height > 2 + ctx->Const.MaxTextureSize
+ if (height < 2 * border || height > 2 + maxTextureSize
|| logbase2( height - 2 * border ) < 0) {
if (!isProxy) {
char message[100];
- sprintf(message, "glTexImage%dD(height)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glTexImage%dD(height=%d)", dimensions, height);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
}
return GL_TRUE;
}
target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB) {
if (width != height) {
if (!isProxy) {
- gl_error(ctx, GL_INVALID_VALUE, "glTexImage2D(width != height)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexImage2D(width != height)");
}
return GL_TRUE;
}
/* Depth */
if (dimensions >= 3) {
- if (depth < 2 * border || depth > 2 + ctx->Const.MaxTextureSize
+ if (depth < 2 * border || depth > 2 + maxTextureSize
|| logbase2( depth - 2 * border ) < 0) {
if (!isProxy) {
- gl_error( ctx, GL_INVALID_VALUE, "glTexImage3D(depth)" );
+ char message[100];
+ sprintf(message, "glTexImage3D(depth=%d)", depth );
+ _mesa_error( ctx, GL_INVALID_VALUE, message );
}
return GL_TRUE;
}
}
/* Level */
- if (level < 0 || level >= ctx->Const.MaxTextureLevels) {
+ if (level < 0 || level >= maxLevels) {
if (!isProxy) {
char message[100];
- sprintf(message, "glTexImage%dD(level)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glTexImage%dD(level=%d)", dimensions, level);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
}
return GL_TRUE;
}
+ /* For cube map, width must equal height */
+ if (target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB &&
+ target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB) {
+ if (width != height) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexImage2D(width != height)");
+ return GL_TRUE;
+ }
+ }
+
iformat = _mesa_base_tex_format( ctx, internalFormat );
if (iformat < 0) {
if (!isProxy) {
char message[100];
- sprintf(message, "glTexImage%dD(internalFormat)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glTexImage%dD(internalFormat=0x%x)", dimensions,
+ internalFormat);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
}
return GL_TRUE;
}
- if (!is_compressed_format(ctx, internalFormat)) {
- if (!_mesa_is_legal_format_and_type( format, type )) {
- /* Yes, generate GL_INVALID_OPERATION, not GL_INVALID_ENUM, if there
- * is a type/format mismatch. See 1.2 spec page 94, sec 3.6.4.
- */
- if (!isProxy) {
- char message[100];
- sprintf(message, "glTexImage%dD(format or type)", dimensions);
- gl_error(ctx, GL_INVALID_OPERATION, message);
- }
- return GL_TRUE;
+ ASSERT(iformat > 0);
+
+ if (!is_compressed_format( ctx, internalFormat ) &&
+ !_mesa_is_legal_format_and_type( format, type )) {
+ /* Yes, generate GL_INVALID_OPERATION, not GL_INVALID_ENUM, if there
+ * is a type/format mismatch. See 1.2 spec page 94, sec 3.6.4.
+ */
+ if (!isProxy) {
+ char message[100];
+ sprintf(message, "glTexImage%dD(format or type)", dimensions);
+ _mesa_error(ctx, GL_INVALID_OPERATION, message);
}
+ return GL_TRUE;
}
/* if we get here, the parameters are OK */
{
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
struct gl_texture_image *destTex;
+ GLint maxLevels = 0;
+ GLboolean compressed;
if (dimensions == 1) {
if (target != GL_TEXTURE_1D) {
- gl_error( ctx, GL_INVALID_ENUM, "glTexSubImage1D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage1D(target)" );
return GL_TRUE;
}
+ maxLevels = ctx->Const.MaxTextureLevels;
}
else if (dimensions == 2) {
- if (ctx->Extensions.HaveTextureCubeMap) {
+ if (ctx->Extensions.ARB_texture_cube_map) {
if ((target < GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB ||
target > GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB) &&
target != GL_TEXTURE_2D) {
- gl_error( ctx, GL_INVALID_ENUM, "glTexSubImage2D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage2D(target)" );
return GL_TRUE;
}
}
else if (target != GL_TEXTURE_2D) {
- gl_error( ctx, GL_INVALID_ENUM, "glTexSubImage2D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage2D(target)" );
return GL_TRUE;
}
+ if (target == GL_PROXY_TEXTURE_2D && target == GL_TEXTURE_2D)
+ maxLevels = ctx->Const.MaxTextureLevels;
+ else
+ maxLevels = ctx->Const.MaxCubeTextureLevels;
}
else if (dimensions == 3) {
if (target != GL_TEXTURE_3D) {
- gl_error( ctx, GL_INVALID_ENUM, "glTexSubImage3D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage3D(target)" );
return GL_TRUE;
}
+ maxLevels = ctx->Const.Max3DTextureLevels;
}
else {
- gl_problem( ctx, "bad dims in texture_error_check" );
+ _mesa_problem( ctx, "bad dims in texture_error_check" );
return GL_TRUE;
}
- if (level < 0 || level >= ctx->Const.MaxTextureLevels) {
- gl_error(ctx, GL_INVALID_ENUM, "glTexSubImage2D(level)");
+ ASSERT(maxLevels > 0);
+
+ if (level < 0 || level >= maxLevels) {
+ char message[100];
+ sprintf(message, "glTexSubImage2D(level=%d)", level);
+ _mesa_error(ctx, GL_INVALID_ENUM, message);
return GL_TRUE;
}
if (width < 0) {
char message[100];
- sprintf(message, "glTexSubImage%dD(width)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glTexSubImage%dD(width=%d)", dimensions, width);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
if (height < 0 && dimensions > 1) {
char message[100];
- sprintf(message, "glTexSubImage%dD(height)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glTexSubImage%dD(height=%d)", dimensions, height);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
if (depth < 0 && dimensions > 2) {
char message[100];
- sprintf(message, "glTexSubImage%dD(depth)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glTexSubImage%dD(depth=%d)", dimensions, depth);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
- destTex = texUnit->CurrentD[2]->Image[level];
+ destTex = _mesa_select_tex_image(ctx, texUnit, target, level);
+
if (!destTex) {
- gl_error(ctx, GL_INVALID_OPERATION, "glTexSubImage2D");
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glTexSubImage2D");
return GL_TRUE;
}
if (xoffset < -((GLint)destTex->Border)) {
- gl_error(ctx, GL_INVALID_VALUE, "glTexSubImage1/2/3D(xoffset)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexSubImage1/2/3D(xoffset)");
return GL_TRUE;
}
if (xoffset + width > (GLint) (destTex->Width + destTex->Border)) {
- gl_error(ctx, GL_INVALID_VALUE, "glTexSubImage1/2/3D(xoffset+width)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexSubImage1/2/3D(xoffset+width)");
return GL_TRUE;
}
if (dimensions > 1) {
if (yoffset < -((GLint)destTex->Border)) {
- gl_error(ctx, GL_INVALID_VALUE, "glTexSubImage2/3D(yoffset)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexSubImage2/3D(yoffset)");
return GL_TRUE;
}
if (yoffset + height > (GLint) (destTex->Height + destTex->Border)) {
- gl_error(ctx, GL_INVALID_VALUE, "glTexSubImage2/3D(yoffset+height)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexSubImage2/3D(yoffset+height)");
return GL_TRUE;
}
}
if (dimensions > 2) {
if (zoffset < -((GLint)destTex->Border)) {
- gl_error(ctx, GL_INVALID_VALUE, "glTexSubImage3D(zoffset)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexSubImage3D(zoffset)");
return GL_TRUE;
}
- if (zoffset + depth > (GLint) (destTex->Depth+destTex->Border)) {
- gl_error(ctx, GL_INVALID_VALUE, "glTexSubImage3D(zoffset+depth)");
+ if (zoffset + depth > (GLint) (destTex->Depth + destTex->Border)) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexSubImage3D(zoffset+depth)");
return GL_TRUE;
}
}
- if (!is_compressed_format(ctx, destTex->IntFormat)) {
- if (!_mesa_is_legal_format_and_type(format, type)) {
- char message[100];
- sprintf(message, "glTexSubImage%dD(format or type)", dimensions);
- gl_error(ctx, GL_INVALID_ENUM, message);
+ compressed = is_compressed_format(ctx, destTex->IntFormat);
+
+ if (!compressed && !_mesa_is_legal_format_and_type(format, type)) {
+ char message[100];
+ sprintf(message, "glTexSubImage%dD(format or type)", dimensions);
+ _mesa_error(ctx, GL_INVALID_ENUM, message);
+ return GL_TRUE;
+ }
+
+ if (compressed) {
+ if (xoffset != -((GLint)destTex->Border)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glTexSubImage1/2/3D(xoffset != -border");
+ return GL_TRUE;
+ }
+ if (dimensions > 1 && yoffset != -((GLint)destTex->Border)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glTexSubImage2/3D(yoffset != -border");
+ return GL_TRUE;
+ }
+ if (dimensions > 2 && zoffset != -((GLint)destTex->Border)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glTexSubImage3D(zoffset != -border");
return GL_TRUE;
}
}
GLint width, GLint height, GLint border )
{
GLint iformat;
+ GLint maxLevels = 0, maxTextureSize;
if (dimensions == 1) {
if (target != GL_TEXTURE_1D) {
- gl_error( ctx, GL_INVALID_ENUM, "glCopyTexImage1D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexImage1D(target)" );
return GL_TRUE;
}
+ maxLevels = ctx->Const.MaxTextureLevels;
}
else if (dimensions == 2) {
- if (ctx->Extensions.HaveTextureCubeMap) {
+ if (ctx->Extensions.ARB_texture_cube_map) {
if ((target < GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB ||
target > GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB) &&
target != GL_TEXTURE_2D) {
- gl_error( ctx, GL_INVALID_ENUM, "glCopyTexImage2D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexImage2D(target)" );
return GL_TRUE;
}
}
else if (target != GL_TEXTURE_2D) {
- gl_error( ctx, GL_INVALID_ENUM, "glCopyTexImage2D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexImage2D(target)" );
return GL_TRUE;
}
+ if (target == GL_PROXY_TEXTURE_2D && target == GL_TEXTURE_2D)
+ maxLevels = ctx->Const.MaxTextureLevels;
+ else
+ maxLevels = ctx->Const.MaxCubeTextureLevels;
}
+ ASSERT(maxLevels > 0);
+ maxTextureSize = 1 << (maxLevels - 1);
+
/* Border */
- if (border!=0 && border!=1) {
+ if (border != 0 && border != 1) {
char message[100];
sprintf(message, "glCopyTexImage%dD(border)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
/* Width */
- if (width < 2 * border || width > 2 + ctx->Const.MaxTextureSize
+ if (width < 2 * border || width > 2 + maxTextureSize
|| logbase2( width - 2 * border ) < 0) {
char message[100];
- sprintf(message, "glCopyTexImage%dD(width)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glCopyTexImage%dD(width=%d)", dimensions, width);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
/* Height */
if (dimensions >= 2) {
- if (height < 2 * border || height > 2 + ctx->Const.MaxTextureSize
+ if (height < 2 * border || height > 2 + maxTextureSize
|| logbase2( height - 2 * border ) < 0) {
char message[100];
- sprintf(message, "glCopyTexImage%dD(height)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glCopyTexImage%dD(height=%d)", dimensions, height);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
}
if (target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB &&
target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB) {
if (width != height) {
- gl_error(ctx, GL_INVALID_VALUE, "glCopyTexImage2D(width != height)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glCopyTexImage2D(width != height)");
return GL_TRUE;
}
}
/* Level */
- if (level<0 || level>=ctx->Const.MaxTextureLevels) {
+ if (level < 0 || level >= maxLevels) {
char message[100];
- sprintf(message, "glCopyTexImage%dD(level)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glCopyTexImage%dD(level=%d)", dimensions, level);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
- iformat = _mesa_base_tex_format( ctx, internalFormat );
+ iformat = _mesa_base_tex_format(ctx, internalFormat);
if (iformat < 0) {
char message[100];
sprintf(message, "glCopyTexImage%dD(internalFormat)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
{
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
struct gl_texture_image *teximage;
+ GLint maxLevels = 0;
+ GLboolean compressed;
if (dimensions == 1) {
if (target != GL_TEXTURE_1D) {
- gl_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage1D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage1D(target)" );
return GL_TRUE;
}
+ maxLevels = ctx->Const.MaxTextureLevels;
}
else if (dimensions == 2) {
- if (ctx->Extensions.HaveTextureCubeMap) {
+ if (ctx->Extensions.ARB_texture_cube_map) {
if ((target < GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB ||
target > GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB) &&
target != GL_TEXTURE_2D) {
- gl_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage2D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage2D(target)" );
return GL_TRUE;
}
}
else if (target != GL_TEXTURE_2D) {
- gl_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage2D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage2D(target)" );
return GL_TRUE;
}
+ if (target == GL_PROXY_TEXTURE_2D && target == GL_TEXTURE_2D)
+ maxLevels = ctx->Const.MaxTextureLevels;
+ else
+ maxLevels = ctx->Const.MaxCubeTextureLevels;
}
else if (dimensions == 3) {
if (target != GL_TEXTURE_3D) {
- gl_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage3D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage3D(target)" );
return GL_TRUE;
}
+ maxLevels = ctx->Const.Max3DTextureLevels;
}
- if (level < 0 || level >= ctx->Const.MaxTextureLevels) {
+ ASSERT(maxLevels > 0);
+
+ if (level < 0 || level >= maxLevels) {
char message[100];
- sprintf(message, "glCopyTexSubImage%dD(level)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glCopyTexSubImage%dD(level=%d)", dimensions, level);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
if (width < 0) {
char message[100];
- sprintf(message, "glCopyTexSubImage%dD(width)", dimensions );
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glCopyTexSubImage%dD(width=%d)", dimensions, width);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
if (dimensions > 1 && height < 0) {
char message[100];
- sprintf(message, "glCopyTexSubImage%dD(height)", dimensions );
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glCopyTexSubImage%dD(height=%d)", dimensions, height);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
- teximage = texUnit->CurrentD[dimensions]->Image[level];
+ teximage = _mesa_select_tex_image(ctx, texUnit, target, level);
if (!teximage) {
char message[100];
sprintf(message, "glCopyTexSubImage%dD(undefined texture)", dimensions);
- gl_error(ctx, GL_INVALID_OPERATION, message);
+ _mesa_error(ctx, GL_INVALID_OPERATION, message);
return GL_TRUE;
}
if (xoffset < -((GLint)teximage->Border)) {
char message[100];
- sprintf(message, "glCopyTexSubImage%dD(xoffset)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glCopyTexSubImage%dD(xoffset=%d)", dimensions, xoffset);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
- if (xoffset+width > (GLint) (teximage->Width+teximage->Border)) {
+ if (xoffset + width > (GLint) (teximage->Width + teximage->Border)) {
char message[100];
sprintf(message, "glCopyTexSubImage%dD(xoffset+width)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
if (dimensions > 1) {
if (yoffset < -((GLint)teximage->Border)) {
char message[100];
- sprintf(message, "glCopyTexSubImage%dD(yoffset)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ sprintf(message, "glCopyTexSubImage%dD(yoffset=%d)", dimensions, yoffset);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
/* NOTE: we're adding the border here, not subtracting! */
- if (yoffset+height > (GLint) (teximage->Height+teximage->Border)) {
+ if (yoffset + height > (GLint) (teximage->Height + teximage->Border)) {
char message[100];
sprintf(message, "glCopyTexSubImage%dD(yoffset+height)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
}
if (zoffset < -((GLint)teximage->Border)) {
char message[100];
sprintf(message, "glCopyTexSubImage%dD(zoffset)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
return GL_TRUE;
}
- if (zoffset > (GLint) (teximage->Depth+teximage->Border)) {
+ if (zoffset > (GLint) (teximage->Depth + teximage->Border)) {
char message[100];
sprintf(message, "glCopyTexSubImage%dD(zoffset+depth)", dimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
+ _mesa_error(ctx, GL_INVALID_VALUE, message);
+ return GL_TRUE;
+ }
+ }
+
+ compressed = is_compressed_format(ctx, teximage->IntFormat);
+ if (compressed) {
+ if (xoffset != -((GLint)teximage->Border)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glCopyTexSubImage1/2/3D(xoffset != -border");
+ return GL_TRUE;
+ }
+ if (dimensions > 1 && yoffset != -((GLint)teximage->Border)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glCopyTexSubImage2/3D(yoffset != -border");
+ return GL_TRUE;
+ }
+ if (dimensions > 2 && zoffset != -((GLint)teximage->Border)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glCopyTexSubImage3D(zoffset != -border");
return GL_TRUE;
}
}
-
-/*
- * Turn generic compressed formats into specific compressed format.
- * Some of the compressed formats we don't support, so we
- * fall back to the uncompressed format. (See issue 15 of
- * the GL_ARB_texture_compression specification.)
- */
-static GLint
-get_specific_compressed_tex_format(GLcontext *ctx,
- GLint ifmt, GLint numDimensions,
- GLint *levelp,
- GLsizei *widthp,
- GLsizei *heightp,
- GLsizei *depthp,
- GLint *borderp,
- GLenum *formatp,
- GLenum *typep)
+void
+_mesa_GetTexImage( GLenum target, GLint level, GLenum format,
+ GLenum type, GLvoid *pixels )
{
- char message[100];
- GLint internalFormat = ifmt;
-
- if (ctx->Extensions.HaveTextureCompression
- && ctx->Driver.SpecificCompressedTexFormat) {
- /*
- * First, ask the driver for the specific format.
- * We do this for all formats, since we may want to
- * fake one compressed format for another.
- */
- internalFormat = (*ctx->Driver.SpecificCompressedTexFormat)
- (ctx, internalFormat, numDimensions,
- levelp,
- widthp, heightp, depthp,
- borderp, formatp, typep);
+ const struct gl_texture_unit *texUnit;
+ const struct gl_texture_object *texObj;
+ struct gl_texture_image *texImage;
+ GLint maxLevels = 0;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ texUnit = &(ctx->Texture.Unit[ctx->Texture.CurrentUnit]);
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ if (!texObj || is_proxy_target(target)) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(target)");
+ return;
}
- /*
- * Now, convert any generic format left to an uncompressed
- * specific format. If the driver does not support compression
- * of the format, we must drop back to the uncompressed format.
- * See issue 15 of the GL_ARB_texture_compression specification.
- */
- switch (internalFormat) {
- case GL_COMPRESSED_ALPHA_ARB:
- if (ctx && !ctx->Extensions.HaveTextureCompression) {
- sprintf(message, "glTexImage%dD(internalFormat)", numDimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
- return -1;
- }
- internalFormat = GL_ALPHA;
- break;
- case GL_COMPRESSED_LUMINANCE_ARB:
- if (ctx && !ctx->Extensions.HaveTextureCompression) {
- sprintf(message, "glTexImage%dD(internalFormat)", numDimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
- return -1;
- }
- internalFormat = GL_LUMINANCE;
- break;
- case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
- if (ctx && !ctx->Extensions.HaveTextureCompression) {
- sprintf(message, "glTexImage%dD(internalFormat)", numDimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
- return -1;
- }
- internalFormat = GL_LUMINANCE_ALPHA;
- break;
- case GL_COMPRESSED_INTENSITY_ARB:
- if (ctx && !ctx->Extensions.HaveTextureCompression) {
- sprintf(message, "glTexImage%dD(internalFormat)", numDimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
- return -1;
- }
- internalFormat = GL_INTENSITY;
- break;
- case GL_COMPRESSED_RGB_ARB:
- if (ctx && !ctx->Extensions.HaveTextureCompression) {
- sprintf(message, "glTexImage%dD(internalFormat)", numDimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
- return -1;
- }
- internalFormat = GL_RGB;
- break;
- case GL_COMPRESSED_RGBA_ARB:
- if (ctx && !ctx->Extensions.HaveTextureCompression) {
- sprintf(message, "glTexImage%dD(internalFormat)", numDimensions);
- gl_error(ctx, GL_INVALID_VALUE, message);
- return -1;
- }
- internalFormat = GL_RGBA;
- break;
- default:
- /* silence compiler warning */
- ;
+ if (target == GL_TEXTURE_1D || target == GL_TEXTURE_2D) {
+ maxLevels = ctx->Const.MaxTextureLevels;
+ }
+ else if (target == GL_TEXTURE_3D) {
+ maxLevels = ctx->Const.Max3DTextureLevels;
+ }
+ else {
+ maxLevels = ctx->Const.MaxCubeTextureLevels;
+ }
+
+ ASSERT(maxLevels > 0);
+
+ if (level < 0 || level >= maxLevels) {
+ _mesa_error( ctx, GL_INVALID_VALUE, "glGetTexImage(level)" );
+ return;
+ }
+
+ if (_mesa_sizeof_type(type) <= 0) {
+ _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexImage(type)" );
+ return;
+ }
+
+ if (_mesa_components_in_format(format) <= 0 ||
+ format == GL_STENCIL_INDEX) {
+ _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexImage(format)" );
+ return;
+ }
+
+ if (!ctx->Extensions.EXT_paletted_texture && is_index_format(format)) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
+ }
+
+ if (!ctx->Extensions.SGIX_depth_texture && format == GL_DEPTH_COMPONENT) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
+ }
+
+ /* XXX what if format/type doesn't match texture format/type? */
+
+ if (!pixels)
+ return;
+
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
+ if (!texImage) {
+ /* invalid mipmap level, not an error */
+ return;
+ }
+
+ if (!texImage->Data) {
+ /* no image data, not an error */
+ return;
+ }
+
+ {
+ const GLint width = texImage->Width;
+ const GLint height = texImage->Height;
+ const GLint depth = texImage->Depth;
+ GLint img, row;
+ for (img = 0; img < depth; img++) {
+ for (row = 0; row < height; row++) {
+ /* compute destination address in client memory */
+ GLvoid *dest = _mesa_image_address( &ctx->Unpack, pixels,
+ width, height, format, type,
+ img, row, 0);
+ assert(dest);
+
+ if (format == GL_COLOR_INDEX) {
+ GLuint indexRow[MAX_WIDTH];
+ GLint col;
+ for (col = 0; col < width; col++) {
+ (*texImage->FetchTexel)(texImage, col, row, img,
+ (GLvoid *) &indexRow[col]);
+ }
+ _mesa_pack_index_span(ctx, width, type, dest,
+ indexRow, &ctx->Pack,
+ 0 /* no image transfer */);
+ }
+ else if (format == GL_DEPTH_COMPONENT) {
+ GLfloat depthRow[MAX_WIDTH];
+ GLint col;
+ for (col = 0; col < width; col++) {
+ (*texImage->FetchTexel)(texImage, col, row, img,
+ (GLvoid *) &depthRow[col]);
+ }
+ _mesa_pack_depth_span(ctx, width, dest, type,
+ depthRow, &ctx->Pack);
+ }
+ else {
+ /* general case: convert row to RGBA format */
+ GLchan rgba[MAX_WIDTH][4];
+ GLint col;
+ for (col = 0; col < width; col++) {
+ (*texImage->FetchTexel)(texImage, col, row, img,
+ (GLvoid *) rgba[col]);
+ }
+ _mesa_pack_rgba_span(ctx, width, (const GLchan (*)[4])rgba,
+ format, type, dest, &ctx->Pack,
+ 0 /* no image transfer */);
+ } /* format */
+ } /* row */
+ } /* img */
}
- return internalFormat;
}
+
/*
* Called from the API. Note that width includes the border.
*/
GLsizei width, GLint border, GLenum format,
GLenum type, const GLvoid *pixels )
{
- GLsizei postConvWidth;
+ GLsizei postConvWidth = width;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glTexImage1D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- postConvWidth = width;
- adjust_texture_size_for_convolution(ctx, 1, &postConvWidth, NULL);
+ if (is_color_format(internalFormat)) {
+ _mesa_adjust_image_for_convolution(ctx, 1, &postConvWidth, NULL);
+ }
- if (target==GL_TEXTURE_1D) {
+ if (target == GL_TEXTURE_1D) {
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLint ifmt;
-
- ifmt = get_specific_compressed_tex_format(ctx, internalFormat, 1,
- &level,
- &width, 0, 0,
- &border, &format, &type);
- if (ifmt < 0) {
- /*
- * The error here is that we were sent a generic compressed
- * format, but the extension is not supported.
- */
- return;
- }
- else {
- internalFormat = ifmt;
- }
if (texture_error_check(ctx, target, level, internalFormat,
format, type, 1, postConvWidth, 1, 1, border)) {
- return; /* error in texture image was detected */
+ return; /* error was recorded */
}
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- texObj = texUnit->CurrentD[1];
- texImage = texObj->Image[level];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
if (!texImage) {
texImage = _mesa_alloc_texture_image();
texObj->Image[level] = texImage;
if (!texImage) {
- gl_error(ctx, GL_OUT_OF_MEMORY, "glTexImage1D");
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage1D");
return;
}
}
else if (texImage->Data) {
+ /* free the old texture data */
FREE(texImage->Data);
texImage->Data = NULL;
}
+ clear_teximage_fields(texImage); /* not really needed, but helpful */
+ _mesa_init_teximage_fields(ctx, texImage, postConvWidth, 1, 1,
+ border, internalFormat);
- /* setup the teximage struct's fields */
- init_texture_image(ctx, texImage, postConvWidth, 1, 1, border, internalFormat);
+ if (ctx->NewState & _IMAGE_NEW_TRANSFER_STATE)
+ _mesa_update_state(ctx);
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
+ ASSERT(ctx->Driver.TexImage1D);
- /* process the texture image */
+#if 0 /* don't make default teximage anymore */
if (pixels) {
- GLboolean retain = GL_TRUE;
- GLboolean success = GL_FALSE;
- if (!ctx->ImageTransferState && ctx->Driver.TexImage1D) {
- /* let device driver try to use raw image */
- success = (*ctx->Driver.TexImage1D)( ctx, target, level, format,
- type, pixels, &ctx->Unpack,
- texObj, texImage, &retain);
- }
- if (retain || !success) {
- /* make internal copy of the texture image */
- make_texture_image(ctx, 1, texImage, width, 1, 1,
- format, type, pixels, &ctx->Unpack);
- if (!success && ctx->Driver.TexImage1D) {
- /* let device driver try to use unpacked image */
- (*ctx->Driver.TexImage1D)( ctx, target, level, texImage->Format,
- GL_UNSIGNED_BYTE, texImage->Data,
- &_mesa_native_packing,
- texObj, texImage, &retain);
- }
- }
- if (!retain && texImage->Data) {
- FREE(texImage->Data);
- texImage->Data = NULL;
- }
+ (*ctx->Driver.TexImage1D)(ctx, target, level, internalFormat,
+ width, border, format, type, pixels,
+ &ctx->Unpack, texObj, texImage);
}
else {
- make_null_texture(texImage);
- if (ctx->Driver.TexImage1D) {
- GLboolean retain;
- (*ctx->Driver.TexImage1D)( ctx, target, level, texImage->Format,
- GL_UNSIGNED_BYTE, texImage->Data,
- &_mesa_native_packing,
- texObj, texImage, &retain);
+ GLubyte *dummy = make_null_texture(width, 1, 1, format);
+ if (dummy) {
+ (*ctx->Driver.TexImage1D)(ctx, target, level, internalFormat,
+ width, border,
+ format, GL_UNSIGNED_BYTE, dummy,
+ &_mesa_native_packing, texObj, texImage);
+ FREE(dummy);
}
}
+#else
+ /* <pixels> may be null! */
+ (*ctx->Driver.TexImage1D)(ctx, target, level, internalFormat,
+ width, border, format, type, pixels,
+ &ctx->Unpack, texObj, texImage);
+#endif
+
+ ASSERT(texImage->TexFormat);
+ if (!texImage->FetchTexel) {
+ /* If driver didn't explicitly set this, use the default */
+ texImage->FetchTexel = texImage->TexFormat->FetchTexel1D;
+ }
+ ASSERT(texImage->FetchTexel);
+
+ if (texImage->IsCompressed) {
+ ASSERT(texImage->CompressedSize > 0);
+ }
/* state update */
- gl_put_texobj_on_dirty_list( ctx, texObj );
- ctx->NewState |= NEW_TEXTURING;
+ texObj->Complete = GL_FALSE;
+ ctx->NewState |= _NEW_TEXTURE;
}
else if (target == GL_PROXY_TEXTURE_1D) {
/* Proxy texture: check for errors and update proxy state */
GLenum error = texture_error_check(ctx, target, level, internalFormat,
- format, type, 1, width, 1, 1, border);
- if (!error && ctx->Driver.TestProxyTexImage) {
+ format, type, 1,
+ postConvWidth, 1, 1, border);
+ if (!error) {
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_image *texImage;
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
+ _mesa_init_teximage_fields(ctx, texImage, postConvWidth, 1, 1,
+ border, internalFormat);
+ ASSERT(ctx->Driver.TestProxyTexImage);
error = !(*ctx->Driver.TestProxyTexImage)(ctx, target, level,
internalFormat, format, type,
- width, 1, 1, border);
+ postConvWidth, 1, 1, border);
}
if (error) {
/* if error, clear all proxy texture image parameters */
- if (level>=0 && level<ctx->Const.MaxTextureLevels) {
- clear_proxy_teximage(ctx->Texture.Proxy1D->Image[level]);
+ if (level >= 0 && level < ctx->Const.MaxTextureLevels) {
+ clear_teximage_fields(ctx->Texture.Proxy1D->Image[level]);
}
}
- else {
- /* if no error, update proxy texture image parameters */
- init_texture_image(ctx, ctx->Texture.Proxy1D->Image[level],
- width, 1, 1, border, internalFormat);
- }
}
else {
- gl_error( ctx, GL_INVALID_ENUM, "glTexImage1D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexImage1D(target)" );
return;
}
}
GLenum format, GLenum type,
const GLvoid *pixels )
{
- GLsizei postConvWidth, postConvHeight;
+ GLsizei postConvWidth = width, postConvHeight = height;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glTexImage2D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- postConvWidth = width;
- postConvHeight = height;
- adjust_texture_size_for_convolution(ctx, 2, &postConvWidth,&postConvHeight);
+ if (is_color_format(internalFormat)) {
+ _mesa_adjust_image_for_convolution(ctx, 2, &postConvWidth,
+ &postConvHeight);
+ }
- if (target==GL_TEXTURE_2D ||
- (ctx->Extensions.HaveTextureCubeMap &&
+ if (target == GL_TEXTURE_2D ||
+ (ctx->Extensions.ARB_texture_cube_map &&
target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB &&
target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB)) {
+ /* non-proxy target */
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLint ifmt;
-
- ifmt = get_specific_compressed_tex_format(ctx, internalFormat, 2,
- &level,
- &width, &height, 0,
- &border, &format, &type);
- if (ifmt < 0) {
- /*
- * The error here is that we were sent a generic compressed
- * format, but the extension is not supported.
- */
- return;
- }
- else {
- internalFormat = ifmt;
- }
if (texture_error_check(ctx, target, level, internalFormat,
format, type, 2, postConvWidth, postConvHeight,
1, border)) {
- return; /* error in texture image was detected */
+ return; /* error was recorded */
}
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
if (!texImage) {
texImage = _mesa_alloc_texture_image();
- set_tex_image(texObj, target, level, texImage);
- /*texObj->Image[level] = texImage;*/
+ _mesa_set_tex_image(texObj, target, level, texImage);
if (!texImage) {
- gl_error(ctx, GL_OUT_OF_MEMORY, "glTexImage2D");
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage2D");
return;
}
}
else if (texImage->Data) {
+ /* free the old texture data */
FREE(texImage->Data);
texImage->Data = NULL;
}
+ clear_teximage_fields(texImage); /* not really needed, but helpful */
+ _mesa_init_teximage_fields(ctx, texImage, postConvWidth, postConvHeight,
+ 1, border, internalFormat);
- /* setup the teximage struct's fields */
- init_texture_image(ctx, texImage, postConvWidth, postConvHeight,
- 1, border, internalFormat);
+ if (ctx->NewState & _IMAGE_NEW_TRANSFER_STATE)
+ _mesa_update_state(ctx);
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
+ ASSERT(ctx->Driver.TexImage2D);
- /* process the texture image */
+#if 0 /* don't make default teximage anymore */
if (pixels) {
- GLboolean retain = GL_TRUE;
- GLboolean success = GL_FALSE;
- if (!ctx->ImageTransferState && ctx->Driver.TexImage2D) {
- /* let device driver try to use raw image */
- success = (*ctx->Driver.TexImage2D)( ctx, target, level, format,
- type, pixels, &ctx->Unpack,
- texObj, texImage, &retain);
- }
- if (retain || !success) {
- /* make internal copy of the texture image */
- make_texture_image(ctx, 2, texImage, width, height, 1,
- format, type, pixels, &ctx->Unpack);
- if (!success && ctx->Driver.TexImage2D) {
- /* let device driver try to use unpacked image */
- (*ctx->Driver.TexImage2D)( ctx, target, level, texImage->Format,
- GL_UNSIGNED_BYTE, texImage->Data,
- &_mesa_native_packing,
- texObj, texImage, &retain);
- }
- }
- if (!retain && texImage->Data) {
- FREE(texImage->Data);
- texImage->Data = NULL;
- }
+ (*ctx->Driver.TexImage2D)(ctx, target, level, internalFormat,
+ width, height, border, format, type, pixels,
+ &ctx->Unpack, texObj, texImage);
}
else {
- make_null_texture(texImage);
- if (ctx->Driver.TexImage2D) {
- GLboolean retain;
- (*ctx->Driver.TexImage2D)( ctx, target, level, texImage->Format,
- GL_UNSIGNED_BYTE, texImage->Data,
- &_mesa_native_packing,
- texObj, texImage, &retain);
+ GLubyte *dummy = make_null_texture(width, height, 1, format);
+ if (dummy) {
+ (*ctx->Driver.TexImage2D)(ctx, target, level, internalFormat,
+ width, height, border,
+ format, GL_UNSIGNED_BYTE, dummy,
+ &_mesa_native_packing, texObj, texImage);
+ FREE(dummy);
}
}
+#else
+ /* <pixels> may be null! */
+ (*ctx->Driver.TexImage2D)(ctx, target, level, internalFormat,
+ width, height, border, format, type, pixels,
+ &ctx->Unpack, texObj, texImage);
+#endif
+
+ ASSERT(texImage->TexFormat);
+ if (!texImage->FetchTexel) {
+ /* If driver didn't explicitly set this, use the default */
+ texImage->FetchTexel = texImage->TexFormat->FetchTexel2D;
+ }
+ ASSERT(texImage->FetchTexel);
-#define OLD_DD_TEXTURE
-#ifdef OLD_DD_TEXTURE
- /* XXX this will be removed in the future */
- if (ctx->Driver.TexImage) {
- (*ctx->Driver.TexImage)( ctx, target, texObj, level, internalFormat,
- texImage );
+ if (texImage->IsCompressed) {
+ ASSERT(texImage->CompressedSize > 0);
}
-#endif
/* state update */
- gl_put_texobj_on_dirty_list( ctx, texObj );
- ctx->NewState |= NEW_TEXTURING;
+ texObj->Complete = GL_FALSE;
+ ctx->NewState |= _NEW_TEXTURE;
}
- else if (target == GL_PROXY_TEXTURE_2D) {
+ else if (target == GL_PROXY_TEXTURE_2D ||
+ (target == GL_PROXY_TEXTURE_CUBE_MAP_ARB &&
+ ctx->Extensions.ARB_texture_cube_map)) {
/* Proxy texture: check for errors and update proxy state */
GLenum error = texture_error_check(ctx, target, level, internalFormat,
- format, type, 2, width, height, 1, border);
- if (!error && ctx->Driver.TestProxyTexImage) {
+ format, type, 2,
+ postConvWidth, postConvHeight, 1, border);
+ if (!error) {
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_image *texImage;
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
+ _mesa_init_teximage_fields(ctx, texImage, postConvWidth,
+ postConvHeight, 1, border, internalFormat);
+ ASSERT(ctx->Driver.TestProxyTexImage);
error = !(*ctx->Driver.TestProxyTexImage)(ctx, target, level,
- internalFormat, format, type,
- width, height, 1, border);
+ internalFormat, format, type,
+ postConvWidth, postConvHeight, 1, border);
}
if (error) {
/* if error, clear all proxy texture image parameters */
- if (level>=0 && level<ctx->Const.MaxTextureLevels) {
- clear_proxy_teximage(ctx->Texture.Proxy2D->Image[level]);
+ const GLint maxLevels = (target == GL_PROXY_TEXTURE_2D) ?
+ ctx->Const.MaxTextureLevels : ctx->Const.MaxCubeTextureLevels;
+ if (level >= 0 && level < maxLevels) {
+ clear_teximage_fields(ctx->Texture.Proxy2D->Image[level]);
}
}
- else {
- /* if no error, update proxy texture image parameters */
- init_texture_image(ctx,
- ctx->Texture.Proxy2D->Image[level],
- width, height, 1, border, internalFormat);
- }
}
else {
- gl_error( ctx, GL_INVALID_ENUM, "glTexImage2D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexImage2D(target)" );
return;
}
}
const GLvoid *pixels )
{
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glTexImage3D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- if (target==GL_TEXTURE_3D_EXT) {
+ if (target == GL_TEXTURE_3D) {
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLint ifmt;
-
- ifmt = get_specific_compressed_tex_format(ctx, internalFormat, 3,
- &level,
- &width, &height, &depth,
- &border, &format, &type);
- if (ifmt < 0) {
- /*
- * The error here is that we were sent a generic compressed
- * format, but the extension is not supported.
- */
- return;
- }
- else {
- internalFormat = ifmt;
- }
- if (texture_error_check(ctx, target, level, internalFormat,
+ if (texture_error_check(ctx, target, level, (GLint) internalFormat,
format, type, 3, width, height, depth, border)) {
- return; /* error in texture image was detected */
+ return; /* error was recorded */
}
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- texObj = texUnit->CurrentD[3];
- texImage = texObj->Image[level];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
if (!texImage) {
texImage = _mesa_alloc_texture_image();
texObj->Image[level] = texImage;
if (!texImage) {
- gl_error(ctx, GL_OUT_OF_MEMORY, "glTexImage3D");
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage3D");
return;
}
}
FREE(texImage->Data);
texImage->Data = NULL;
}
+ clear_teximage_fields(texImage); /* not really needed, but helpful */
+ _mesa_init_teximage_fields(ctx, texImage, width, height, depth, border,
+ internalFormat);
- /* setup the teximage struct's fields */
- init_texture_image(ctx, texImage, width, height, depth,
- border, internalFormat);
+ if (ctx->NewState & _IMAGE_NEW_TRANSFER_STATE)
+ _mesa_update_state(ctx);
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
+ ASSERT(ctx->Driver.TexImage3D);
- /* process the texture image */
+#if 0 /* don't make default teximage anymore */
if (pixels) {
- GLboolean retain = GL_TRUE;
- GLboolean success = GL_FALSE;
- if (!ctx->ImageTransferState && ctx->Driver.TexImage3D) {
- /* let device driver try to use raw image */
- success = (*ctx->Driver.TexImage3D)( ctx, target, level, format,
- type, pixels, &ctx->Unpack,
- texObj, texImage, &retain);
- }
- if (retain || !success) {
- /* make internal copy of the texture image */
- make_texture_image(ctx, 3, texImage, width, height, depth,
- format, type, pixels, &ctx->Unpack);
- if (!success && ctx->Driver.TexImage3D) {
- /* let device driver try to use unpacked image */
- (*ctx->Driver.TexImage3D)( ctx, target, level, texImage->Format,
- GL_UNSIGNED_BYTE, texImage->Data,
- &_mesa_native_packing,
- texObj, texImage, &retain);
- }
- }
- if (!retain && texImage->Data) {
- FREE(texImage->Data);
- texImage->Data = NULL;
- }
+ (*ctx->Driver.TexImage3D)(ctx, target, level, (GLint) internalFormat,
+ width, height, depth, border,
+ format, type, pixels,
+ &ctx->Unpack, texObj, texImage);
}
else {
- make_null_texture(texImage);
- if (ctx->Driver.TexImage3D) {
- GLboolean retain;
- (*ctx->Driver.TexImage3D)( ctx, target, level, texImage->Format,
- GL_UNSIGNED_BYTE, texImage->Data,
- &_mesa_native_packing,
- texObj, texImage, &retain);
+ GLubyte *dummy = make_null_texture(width, height, depth, format);
+ if (dummy) {
+ (*ctx->Driver.TexImage3D)(ctx, target, level,
+ (GLint) internalFormat,
+ width, height, depth, border,
+ format, GL_UNSIGNED_BYTE, dummy,
+ &_mesa_native_packing, texObj, texImage);
+ FREE(dummy);
}
}
+#else
+ /* <pixels> may be null! */
+ (*ctx->Driver.TexImage3D)(ctx, target, level, internalFormat,
+ width, height, depth, border, format, type,
+ pixels, &ctx->Unpack, texObj, texImage);
+#endif
+
+ ASSERT(texImage->TexFormat);
+ if (!texImage->FetchTexel) {
+ /* If driver didn't explicitly set this, use the default */
+ texImage->FetchTexel = texImage->TexFormat->FetchTexel3D;
+ }
+ ASSERT(texImage->FetchTexel);
+
+ if (texImage->IsCompressed) {
+ ASSERT(texImage->CompressedSize > 0);
+ }
/* state update */
- gl_put_texobj_on_dirty_list( ctx, texObj );
- ctx->NewState |= NEW_TEXTURING;
+ texObj->Complete = GL_FALSE;
+ ctx->NewState |= _NEW_TEXTURE;
}
else if (target == GL_PROXY_TEXTURE_3D) {
/* Proxy texture: check for errors and update proxy state */
GLenum error = texture_error_check(ctx, target, level, internalFormat,
format, type, 3, width, height, depth, border);
- if (!error && ctx->Driver.TestProxyTexImage) {
+ if (!error) {
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_image *texImage;
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
+ _mesa_init_teximage_fields(ctx, texImage, width, height, 1,
+ border, internalFormat);
+ ASSERT(ctx->Driver.TestProxyTexImage);
error = !(*ctx->Driver.TestProxyTexImage)(ctx, target, level,
internalFormat, format, type,
width, height, depth, border);
}
if (error) {
/* if error, clear all proxy texture image parameters */
- if (level>=0 && level<ctx->Const.MaxTextureLevels) {
- clear_proxy_teximage(ctx->Texture.Proxy3D->Image[level]);
+ if (level >= 0 && level < ctx->Const.Max3DTextureLevels) {
+ clear_teximage_fields(ctx->Texture.Proxy3D->Image[level]);
}
}
- else {
- /* if no error, update proxy texture image parameters */
- init_texture_image(ctx, ctx->Texture.Proxy3D->Image[level],
- width, height, depth, border, internalFormat);
- }
}
else {
- gl_error( ctx, GL_INVALID_ENUM, "glTexImage3D(target)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexImage3D(target)" );
return;
}
}
GLint border, GLenum format, GLenum type,
const GLvoid *pixels )
{
- _mesa_TexImage3D(target, level, (GLint) internalFormat, width, height,
+ _mesa_TexImage3D(target, level, internalFormat, width, height,
depth, border, format, type, pixels);
}
-/*
- * Fetch a texture image from the device driver.
- * Store the results in the given texture object at the given mipmap level.
- */
-void
-_mesa_get_teximage_from_driver( GLcontext *ctx, GLenum target, GLint level,
- const struct gl_texture_object *texObj )
-{
- GLvoid *image;
- GLenum imgFormat, imgType;
- GLboolean freeImage;
- struct gl_texture_image *texImage;
- GLint destComponents, numPixels, srcBytesPerTexel;
-
- if (!ctx->Driver.GetTexImage)
- return;
-
- image = (*ctx->Driver.GetTexImage)( ctx, target, level, texObj,
- &imgFormat, &imgType, &freeImage);
- if (!image)
- return;
-
- texImage = texObj->Image[level];
- ASSERT(texImage);
- if (!texImage)
- return;
-
- destComponents = components_in_intformat(texImage->Format);
- assert(destComponents > 0);
- numPixels = texImage->Width * texImage->Height * texImage->Depth;
- assert(numPixels > 0);
- srcBytesPerTexel = _mesa_bytes_per_pixel(imgFormat, imgType);
- assert(srcBytesPerTexel > 0);
-
- if (!texImage->Data) {
- /* Allocate memory for the texture image data */
- texImage->Data = (GLubyte *) MALLOC(numPixels * destComponents + EXTRA_BYTE);
- }
-
- if (imgFormat == texImage->Format && imgType == GL_UNSIGNED_BYTE) {
- /* We got lucky! The driver's format and type match Mesa's format. */
- if (texImage->Data) {
- MEMCPY(texImage->Data, image, numPixels * destComponents);
- }
- }
- else {
- /* Convert the texture image from the driver's format to Mesa's
- * internal format.
- */
- const GLint width = texImage->Width;
- const GLint height = texImage->Height;
- const GLint depth = texImage->Depth;
- const GLint destBytesPerRow = width * destComponents * sizeof(GLchan);
- const GLint srcBytesPerRow = width * srcBytesPerTexel;
- const GLenum dstType = GL_UNSIGNED_BYTE;
- const GLenum dstFormat = texImage->Format;
- const GLubyte *srcPtr = (const GLubyte *) image;
- GLubyte *destPtr = texImage->Data;
-
- if (texImage->Format == GL_COLOR_INDEX) {
- /* color index texture */
- GLint img, row;
- assert(imgFormat == GL_COLOR_INDEX);
- for (img = 0; img < depth; img++) {
- for (row = 0; row < height; row++) {
- _mesa_unpack_index_span(ctx, width, dstType, destPtr,
- imgType, srcPtr, &_mesa_native_packing, GL_FALSE);
- destPtr += destBytesPerRow;
- srcPtr += srcBytesPerRow;
- }
- }
- }
- else {
- /* color texture */
- GLint img, row;
- for (img = 0; img < depth; img++) {
- for (row = 0; row < height; row++) {
- _mesa_unpack_ubyte_color_span(ctx, width, dstFormat, destPtr,
- imgFormat, imgType, srcPtr, &_mesa_native_packing, GL_FALSE);
- destPtr += destBytesPerRow;
- srcPtr += srcBytesPerRow;
- }
- }
- }
- }
-
- if (freeImage)
- FREE(image);
-}
-
-
-void
-_mesa_GetTexImage( GLenum target, GLint level, GLenum format,
- GLenum type, GLvoid *pixels )
-{
- GET_CURRENT_CONTEXT(ctx);
- const struct gl_texture_unit *texUnit;
- const struct gl_texture_object *texObj;
- struct gl_texture_image *texImage;
- GLboolean discardImage;
-
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glGetTexImage");
-
- if (level < 0 || level >= ctx->Const.MaxTextureLevels) {
- gl_error( ctx, GL_INVALID_VALUE, "glGetTexImage(level)" );
- return;
- }
-
- if (_mesa_sizeof_type(type) <= 0) {
- gl_error( ctx, GL_INVALID_ENUM, "glGetTexImage(type)" );
- return;
- }
-
- if (_mesa_components_in_format(format) <= 0) {
- gl_error( ctx, GL_INVALID_ENUM, "glGetTexImage(format)" );
- return;
- }
-
- if (!pixels)
- return;
-
- texUnit = &(ctx->Texture.Unit[ctx->Texture.CurrentUnit]);
- texObj = _mesa_select_tex_object(ctx, texUnit, target);
- texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
- if (!texObj || !texImage ||
- target == GL_PROXY_TEXTURE_1D ||
- target == GL_PROXY_TEXTURE_2D ||
- target == GL_PROXY_TEXTURE_3D) {
- gl_error(ctx, GL_INVALID_ENUM, "glGetTexImage(target)");
- return;
- }
-
- if (!texImage) {
- /* invalid mipmap level */
- return;
- }
-
- if (!texImage->Data) {
- /* try to get the texture image from the device driver */
- _mesa_get_teximage_from_driver(ctx, target, level, texObj);
- discardImage = GL_TRUE;
- }
- else {
- discardImage = GL_FALSE;
- }
-
- if (texImage->Data) {
- GLint width = texImage->Width;
- GLint height = texImage->Height;
- GLint depth = texImage->Depth;
- GLint img, row;
-
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
-
- if (ctx->ImageTransferState & IMAGE_CONVOLUTION_BIT) {
- /* convert texture image to GL_RGBA, GL_FLOAT */
- GLfloat *tmpImage, *convImage;
- const GLint comps = components_in_intformat(texImage->Format);
-
- tmpImage = (GLfloat *) MALLOC(width * height * 4 * sizeof(GLfloat));
- if (!tmpImage) {
- gl_error(ctx, GL_OUT_OF_MEMORY, "glGetTexImage");
- return;
- }
- convImage = (GLfloat *) MALLOC(width * height * 4 * sizeof(GLfloat));
- if (!convImage) {
- FREE(tmpImage);
- gl_error(ctx, GL_OUT_OF_MEMORY, "glGetTexImage");
- return;
- }
-
- for (img = 0; img < depth; img++) {
- GLint convWidth, convHeight;
-
- /* convert to GL_RGBA */
- for (row = 0; row < height; row++) {
- const GLubyte *src = texImage->Data
- + (img * height + row ) * width * comps;
- GLfloat *dst = tmpImage + row * width * 4;
- _mesa_unpack_float_color_span(ctx, width, GL_RGBA, dst,
- texImage->Format, GL_UNSIGNED_BYTE,
- src, &_mesa_native_packing,
- ctx->ImageTransferState & IMAGE_PRE_CONVOLUTION_BITS,
- GL_FALSE);
- }
-
- convWidth = width;
- convHeight = height;
-
- /* convolve */
- if (target == GL_TEXTURE_1D) {
- if (ctx->Pixel.Convolution1DEnabled) {
- _mesa_convolve_1d_image(ctx, &convWidth, tmpImage, convImage);
- }
- }
- else {
- if (ctx->Pixel.Convolution2DEnabled) {
- _mesa_convolve_2d_image(ctx, &convWidth, &convHeight,
- tmpImage, convImage);
- }
- else if (ctx->Pixel.Separable2DEnabled) {
- _mesa_convolve_sep_image(ctx, &convWidth, &convHeight,
- tmpImage, convImage);
- }
- }
-
- /* pack convolved image */
- for (row = 0; row < convHeight; row++) {
- const GLfloat *src = convImage + row * convWidth * 4;
- GLvoid *dest = _mesa_image_address(&ctx->Pack, pixels,
- convWidth, convHeight,
- format, type, img, row, 0);
- _mesa_pack_float_rgba_span(ctx, convWidth,
- (const GLfloat(*)[4]) src,
- format, type, dest, &ctx->Pack,
- ctx->ImageTransferState & IMAGE_POST_CONVOLUTION_BITS);
- }
- }
-
- FREE(tmpImage);
- FREE(convImage);
- }
- else {
- /* no convolution */
- for (img = 0; img < depth; img++) {
- for (row = 0; row < height; row++) {
- /* compute destination address in client memory */
- GLvoid *dest = _mesa_image_address( &ctx->Unpack, pixels,
- width, height, format, type, img, row, 0);
- assert(dest);
- if (texImage->Format == GL_RGBA) {
- /* simple case */
- const GLubyte *src = texImage->Data
- + (img * height + row ) * width * 4;
- _mesa_pack_rgba_span( ctx, width, (CONST GLubyte (*)[4]) src,
- format, type, dest, &ctx->Pack,
- ctx->ImageTransferState );
- }
- else {
- /* general case: convert row to RGBA format */
- GLubyte rgba[MAX_WIDTH][4];
- GLint i;
- const GLubyte *src;
- switch (texImage->Format) {
- case GL_ALPHA:
- src = texImage->Data + row * width * sizeof(GLubyte);
- for (i = 0; i < width; i++) {
- rgba[i][RCOMP] = 255;
- rgba[i][GCOMP] = 255;
- rgba[i][BCOMP] = 255;
- rgba[i][ACOMP] = src[i];
- }
- break;
- case GL_LUMINANCE:
- src = texImage->Data + row * width * sizeof(GLubyte);
- for (i = 0; i < width; i++) {
- rgba[i][RCOMP] = src[i];
- rgba[i][GCOMP] = src[i];
- rgba[i][BCOMP] = src[i];
- rgba[i][ACOMP] = 255;
- }
- break;
- case GL_LUMINANCE_ALPHA:
- src = texImage->Data + row * 2 * width * sizeof(GLubyte);
- for (i = 0; i < width; i++) {
- rgba[i][RCOMP] = src[i*2+0];
- rgba[i][GCOMP] = src[i*2+0];
- rgba[i][BCOMP] = src[i*2+0];
- rgba[i][ACOMP] = src[i*2+1];
- }
- break;
- case GL_INTENSITY:
- src = texImage->Data + row * width * sizeof(GLubyte);
- for (i = 0; i < width; i++) {
- rgba[i][RCOMP] = src[i];
- rgba[i][GCOMP] = src[i];
- rgba[i][BCOMP] = src[i];
- rgba[i][ACOMP] = 255;
- }
- break;
- case GL_RGB:
- src = texImage->Data + row * 3 * width * sizeof(GLubyte);
- for (i = 0; i < width; i++) {
- rgba[i][RCOMP] = src[i*3+0];
- rgba[i][GCOMP] = src[i*3+1];
- rgba[i][BCOMP] = src[i*3+2];
- rgba[i][ACOMP] = 255;
- }
- break;
- case GL_COLOR_INDEX:
- gl_problem( ctx, "GL_COLOR_INDEX not implemented in gl_GetTexImage" );
- break;
- case GL_RGBA:
- default:
- gl_problem( ctx, "bad format in gl_GetTexImage" );
- }
- _mesa_pack_rgba_span( ctx, width, (const GLubyte (*)[4])rgba,
- format, type, dest, &ctx->Pack,
- ctx->ImageTransferState );
- } /* format */
- } /* row */
- } /* img */
- } /* convolution */
-
- /* if we got the teximage from the device driver we'll discard it now */
- if (discardImage) {
- FREE(texImage->Data);
- texImage->Data = NULL;
- }
- }
-}
-
-
void
_mesa_TexSubImage1D( GLenum target, GLint level,
GLenum format, GLenum type,
const GLvoid *pixels )
{
- GET_CURRENT_CONTEXT(ctx);
+ GLsizei postConvWidth = width;
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLboolean success = GL_FALSE;
- GLsizei postConvWidth;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- postConvWidth = width;
- adjust_texture_size_for_convolution(ctx, 1, &postConvWidth, NULL);
+ if (ctx->NewState & _IMAGE_NEW_TRANSFER_STATE)
+ _mesa_update_state(ctx);
+
+ /* XXX should test internal format */
+ if (is_color_format(format)) {
+ _mesa_adjust_image_for_convolution(ctx, 1, &postConvWidth, NULL);
+ }
if (subtexture_error_check(ctx, 1, target, level, xoffset, 0, 0,
postConvWidth, 1, 1, format, type)) {
}
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- texObj = texUnit->CurrentD[1];
- texImage = texObj->Image[level];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
assert(texImage);
if (width == 0 || !pixels)
return; /* no-op, not an error */
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
-
- if (!ctx->ImageTransferState && ctx->Driver.TexSubImage1D) {
- success = (*ctx->Driver.TexSubImage1D)( ctx, target, level, xoffset,
- width, format, type, pixels,
- &ctx->Unpack, texObj, texImage );
- }
- if (!success) {
- /* XXX if Driver.TexSubImage1D, unpack image and try again? */
- GLboolean retain = GL_TRUE;
- if (!texImage->Data) {
- _mesa_get_teximage_from_driver( ctx, target, level, texObj );
- if (!texImage->Data) {
- make_null_texture(texImage);
- }
- if (!texImage->Data)
- return; /* we're really out of luck! */
- }
-
- fill_texture_image(ctx, 1, texImage->Format, texImage->Data,
- width, 1, 1, xoffset, 0, 0, /* size and offsets */
- 0, 0, /* strides */
- format, type, pixels, &ctx->Unpack);
-
- if (ctx->Driver.TexImage1D) {
- (*ctx->Driver.TexImage1D)( ctx, target, level, texImage->Format,
- GL_UNSIGNED_BYTE, texImage->Data,
- &_mesa_native_packing, texObj, texImage,
- &retain );
- }
+ /* If we have a border, xoffset=-1 is legal. Bias by border width */
+ xoffset += texImage->Border;
- if (!retain && texImage->Data) {
- FREE(texImage->Data);
- texImage->Data = NULL;
- }
- }
+ ASSERT(ctx->Driver.TexSubImage1D);
+ (*ctx->Driver.TexSubImage1D)(ctx, target, level, xoffset, width,
+ format, type, pixels, &ctx->Unpack,
+ texObj, texImage);
+ ctx->NewState |= _NEW_TEXTURE;
}
GLenum format, GLenum type,
const GLvoid *pixels )
{
- GET_CURRENT_CONTEXT(ctx);
+ GLsizei postConvWidth = width, postConvHeight = height;
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLboolean success = GL_FALSE;
- GLsizei postConvWidth, postConvHeight;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ if (ctx->NewState & _IMAGE_NEW_TRANSFER_STATE)
+ _mesa_update_state(ctx);
- postConvWidth = width;
- postConvHeight = height;
- adjust_texture_size_for_convolution(ctx, 2, &postConvWidth,&postConvHeight);
+ /* XXX should test internal format */
+ if (is_color_format(format)) {
+ _mesa_adjust_image_for_convolution(ctx, 2, &postConvWidth,
+ &postConvHeight);
+ }
if (subtexture_error_check(ctx, 2, target, level, xoffset, yoffset, 0,
postConvWidth, postConvHeight, 1, format, type)) {
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
texObj = _mesa_select_tex_object(ctx, texUnit, target);
- texImage = texObj->Image[level];
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
assert(texImage);
if (width == 0 || height == 0 || !pixels)
return; /* no-op, not an error */
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
-
- if (!ctx->ImageTransferState && ctx->Driver.TexSubImage2D) {
- success = (*ctx->Driver.TexSubImage2D)( ctx, target, level, xoffset,
- yoffset, width, height, format, type,
- pixels, &ctx->Unpack, texObj, texImage );
- }
- if (!success) {
- /* XXX if Driver.TexSubImage2D, unpack image and try again? */
- const GLint texComps = components_in_intformat(texImage->Format);
- const GLint texRowStride = texImage->Width * texComps * sizeof(GLubyte);
- GLboolean retain = GL_TRUE;
-
- if (!texImage->Data) {
- _mesa_get_teximage_from_driver( ctx, target, level, texObj );
- if (!texImage->Data) {
- make_null_texture(texImage);
- }
- if (!texImage->Data)
- return; /* we're really out of luck! */
- }
-
- fill_texture_image(ctx, 2, texImage->Format, texImage->Data,
- width, height, 1, xoffset, yoffset, 0,
- texRowStride, 0,
- format, type, pixels, &ctx->Unpack);
+ /* If we have a border, xoffset=-1 is legal. Bias by border width */
+ xoffset += texImage->Border;
+ yoffset += texImage->Border;
- if (ctx->Driver.TexImage2D) {
- (*ctx->Driver.TexImage2D)(ctx, target, level, texImage->Format,
- GL_UNSIGNED_BYTE, texImage->Data,
- &_mesa_native_packing, texObj, texImage,
- &retain);
- }
-
- if (!retain && texImage->Data) {
- FREE(texImage->Data);
- texImage->Data = NULL;
- }
-
-#ifdef OLD_DD_TEXTURE
- /* XXX this will be removed in the future */
- if (ctx->Driver.TexSubImage) {
- (*ctx->Driver.TexSubImage)(ctx, target, texObj, level,
- xoffset, yoffset, width, height,
- texImage->IntFormat, texImage);
- }
- else if (ctx->Driver.TexImage) {
- (*ctx->Driver.TexImage)(ctx, GL_TEXTURE_2D, texObj,
- level, texImage->IntFormat, texImage );
- }
-#endif
- }
+ ASSERT(ctx->Driver.TexSubImage2D);
+ (*ctx->Driver.TexSubImage2D)(ctx, target, level, xoffset, yoffset,
+ width, height, format, type, pixels,
+ &ctx->Unpack, texObj, texImage);
+ ctx->NewState |= _NEW_TEXTURE;
}
GLenum format, GLenum type,
const GLvoid *pixels )
{
- GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLboolean success = GL_FALSE;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ if (ctx->NewState & _IMAGE_NEW_TRANSFER_STATE)
+ _mesa_update_state(ctx);
if (subtexture_error_check(ctx, 3, target, level, xoffset, yoffset, zoffset,
width, height, depth, format, type)) {
}
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- texObj = texUnit->CurrentD[3];
- texImage = texObj->Image[level];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
assert(texImage);
if (width == 0 || height == 0 || height == 0 || !pixels)
return; /* no-op, not an error */
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
-
- if (!ctx->ImageTransferState && ctx->Driver.TexSubImage3D) {
- success = (*ctx->Driver.TexSubImage3D)( ctx, target, level, xoffset,
- yoffset, zoffset, width, height, depth, format,
- type, pixels, &ctx->Unpack, texObj, texImage );
- }
- if (!success) {
- /* XXX if Driver.TexSubImage3D, unpack image and try again? */
- const GLint texComps = components_in_intformat(texImage->Format);
- const GLint texRowStride = texImage->Width * texComps * sizeof(GLubyte);
- const GLint texImgStride = texRowStride * texImage->Height;
- GLboolean retain = GL_TRUE;
-
- if (!texImage->Data) {
- _mesa_get_teximage_from_driver( ctx, target, level, texObj );
- if (!texImage->Data) {
- make_null_texture(texImage);
- }
- if (!texImage->Data)
- return; /* we're really out of luck! */
- }
-
- fill_texture_image(ctx, 3, texImage->Format, texImage->Data,
- width, height, depth, xoffset, yoffset, zoffset,
- texRowStride, texImgStride,
- format, type, pixels, &ctx->Unpack);
-
- if (ctx->Driver.TexImage3D) {
- (*ctx->Driver.TexImage3D)(ctx, target, level, texImage->Format,
- GL_UNSIGNED_BYTE, texImage->Data,
- &_mesa_native_packing, texObj, texImage,
- &retain);
- }
-
- if (!retain && texImage->Data) {
- FREE(texImage->Data);
- texImage->Data = NULL;
- }
- }
-}
-
-
-
-/*
- * Read an RGBA image from the frame buffer.
- * This is used by glCopyTex[Sub]Image[12]D().
- * Input: ctx - the context
- * x, y - lower left corner
- * width, height - size of region to read
- * Return: pointer to block of GL_RGBA, GLubyte data.
- */
-static GLubyte *
-read_color_image( GLcontext *ctx, GLint x, GLint y,
- GLsizei width, GLsizei height )
-{
- GLint stride, i;
- GLubyte *image, *dst;
-
- image = (GLubyte *) MALLOC(width * height * 4 * sizeof(GLubyte));
- if (!image)
- return NULL;
-
- /* Select buffer to read from */
- (*ctx->Driver.SetReadBuffer)( ctx, ctx->ReadBuffer,
- ctx->Pixel.DriverReadBuffer );
-
- dst = image;
- stride = width * 4 * sizeof(GLubyte);
- for (i = 0; i < height; i++) {
- gl_read_rgba_span( ctx, ctx->ReadBuffer, width, x, y + i,
- (GLubyte (*)[4]) dst );
- dst += stride;
- }
-
- /* Read from draw buffer (the default) */
- (*ctx->Driver.SetReadBuffer)( ctx, ctx->DrawBuffer,
- ctx->Color.DriverDrawBuffer );
-
- return image;
+ /* If we have a border, xoffset=-1 is legal. Bias by border width */
+ xoffset += texImage->Border;
+ yoffset += texImage->Border;
+ zoffset += texImage->Border;
+
+ ASSERT(ctx->Driver.TexSubImage3D);
+ (*ctx->Driver.TexSubImage3D)(ctx, target, level,
+ xoffset, yoffset, zoffset,
+ width, height, depth,
+ format, type, pixels,
+ &ctx->Unpack, texObj, texImage );
+ ctx->NewState |= _NEW_TEXTURE;
}
GLint x, GLint y,
GLsizei width, GLint border )
{
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_object *texObj;
+ struct gl_texture_image *texImage;
+ GLsizei postConvWidth = width;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCopyTexImage1D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- if (copytexture_error_check(ctx, 1, target, level, internalFormat,
- width, 1, border))
- return;
+ if (ctx->NewState & _IMAGE_NEW_TRANSFER_STATE)
+ _mesa_update_state(ctx);
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
+ if (is_color_format(internalFormat)) {
+ _mesa_adjust_image_for_convolution(ctx, 1, &postConvWidth, NULL);
+ }
- if (ctx->ImageTransferState || !ctx->Driver.CopyTexImage1D
- || !(*ctx->Driver.CopyTexImage1D)(ctx, target, level,
- internalFormat, x, y, width, border)) {
- struct gl_pixelstore_attrib unpackSave;
+ if (copytexture_error_check(ctx, 1, target, level, internalFormat,
+ postConvWidth, 1, border))
+ return;
- /* get image from framebuffer */
- GLubyte *image = read_color_image( ctx, x, y, width, 1 );
- if (!image) {
- gl_error( ctx, GL_OUT_OF_MEMORY, "glCopyTexImage1D" );
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
+ if (!texImage) {
+ texImage = _mesa_alloc_texture_image();
+ _mesa_set_tex_image(texObj, target, level, texImage);
+ if (!texImage) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexImage1D");
return;
}
+ }
+ else if (texImage->Data) {
+ /* free the old texture data */
+ FREE(texImage->Data);
+ texImage->Data = NULL;
+ }
- /* call glTexImage1D to redefine the texture */
- unpackSave = ctx->Unpack;
- ctx->Unpack = _mesa_native_packing;
- (*ctx->Exec->TexImage1D)( target, level, internalFormat, width,
- border, GL_RGBA, GL_UNSIGNED_BYTE, image );
- ctx->Unpack = unpackSave;
+ clear_teximage_fields(texImage); /* not really needed, but helpful */
+ _mesa_init_teximage_fields(ctx, texImage, postConvWidth, 1, 1,
+ border, internalFormat);
- FREE(image);
+
+ ASSERT(ctx->Driver.CopyTexImage1D);
+ (*ctx->Driver.CopyTexImage1D)(ctx, target, level, internalFormat,
+ x, y, width, border);
+
+ ASSERT(texImage->TexFormat);
+ if (!texImage->FetchTexel) {
+ /* If driver didn't explicitly set this, use the default */
+ texImage->FetchTexel = texImage->TexFormat->FetchTexel1D;
}
+ ASSERT(texImage->FetchTexel);
+
+ /* state update */
+ texObj->Complete = GL_FALSE;
+ ctx->NewState |= _NEW_TEXTURE;
}
GLint x, GLint y, GLsizei width, GLsizei height,
GLint border )
{
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_object *texObj;
+ struct gl_texture_image *texImage;
+ GLsizei postConvWidth = width, postConvHeight = height;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCopyTexImage2D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- if (copytexture_error_check(ctx, 2, target, level, internalFormat,
- width, height, border))
- return;
+ if (ctx->NewState & _IMAGE_NEW_TRANSFER_STATE)
+ _mesa_update_state(ctx);
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
+ if (is_color_format(internalFormat)) {
+ _mesa_adjust_image_for_convolution(ctx, 2, &postConvWidth,
+ &postConvHeight);
+ }
- if (ctx->ImageTransferState || !ctx->Driver.CopyTexImage2D
- || !(*ctx->Driver.CopyTexImage2D)(ctx, target, level,
- internalFormat, x, y, width, height, border)) {
- struct gl_pixelstore_attrib unpackSave;
+ if (copytexture_error_check(ctx, 2, target, level, internalFormat,
+ postConvWidth, postConvHeight, border))
+ return;
- /* get image from framebuffer */
- GLubyte *image = read_color_image( ctx, x, y, width, height );
- if (!image) {
- gl_error( ctx, GL_OUT_OF_MEMORY, "glCopyTexImage2D" );
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
+ if (!texImage) {
+ texImage = _mesa_alloc_texture_image();
+ _mesa_set_tex_image(texObj, target, level, texImage);
+ if (!texImage) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexImage2D");
return;
}
+ }
+ else if (texImage->Data) {
+ /* free the old texture data */
+ FREE(texImage->Data);
+ texImage->Data = NULL;
+ }
- /* call glTexImage2D to redefine the texture */
- unpackSave = ctx->Unpack;
- ctx->Unpack = _mesa_native_packing;
- (ctx->Exec->TexImage2D)( target, level, internalFormat, width,
- height, border, GL_RGBA, GL_UNSIGNED_BYTE, image );
- ctx->Unpack = unpackSave;
+ clear_teximage_fields(texImage); /* not really needed, but helpful */
+ _mesa_init_teximage_fields(ctx, texImage, postConvWidth, postConvHeight, 1,
+ border, internalFormat);
- FREE(image);
+ ASSERT(ctx->Driver.CopyTexImage2D);
+ (*ctx->Driver.CopyTexImage2D)(ctx, target, level, internalFormat,
+ x, y, width, height, border);
+
+ ASSERT(texImage->TexFormat);
+ if (!texImage->FetchTexel) {
+ /* If driver didn't explicitly set this, use the default */
+ texImage->FetchTexel = texImage->TexFormat->FetchTexel2D;
}
+ ASSERT(texImage->FetchTexel);
+
+ /* state update */
+ texObj->Complete = GL_FALSE;
+ ctx->NewState |= _NEW_TEXTURE;
}
_mesa_CopyTexSubImage1D( GLenum target, GLint level,
GLint xoffset, GLint x, GLint y, GLsizei width )
{
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_object *texObj;
+ struct gl_texture_image *texImage;
+ GLsizei postConvWidth = width;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCopyTexSubImage1D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- if (copytexsubimage_error_check(ctx, 1, target, level,
- xoffset, 0, 0, width, 1))
- return;
+ if (ctx->NewState & _IMAGE_NEW_TRANSFER_STATE)
+ _mesa_update_state(ctx);
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
+ /* XXX should test internal format */
+ _mesa_adjust_image_for_convolution(ctx, 1, &postConvWidth, NULL);
- if (ctx->ImageTransferState || !ctx->Driver.CopyTexSubImage1D
- || !(*ctx->Driver.CopyTexSubImage1D)(ctx, target, level,
- xoffset, x, y, width)) {
- struct gl_texture_unit *texUnit;
- struct gl_texture_image *teximage;
- struct gl_pixelstore_attrib unpackSave;
- GLubyte *image;
+ if (copytexsubimage_error_check(ctx, 1, target, level,
+ xoffset, 0, 0, postConvWidth, 1))
+ return;
- texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- teximage = texUnit->CurrentD[1]->Image[level];
- assert(teximage);
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
- /* get image from frame buffer */
- image = read_color_image(ctx, x, y, width, 1);
- if (!image) {
- gl_error( ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage2D" );
- return;
- }
-
- /* now call glTexSubImage1D to do the real work */
- unpackSave = ctx->Unpack;
- ctx->Unpack = _mesa_native_packing;
- _mesa_TexSubImage1D(target, level, xoffset, width,
- GL_RGBA, GL_UNSIGNED_BYTE, image);
- ctx->Unpack = unpackSave;
+ /* If we have a border, xoffset=-1 is legal. Bias by border width */
+ xoffset += texImage->Border;
- FREE(image);
- }
+ ASSERT(ctx->Driver.CopyTexSubImage1D);
+ (*ctx->Driver.CopyTexSubImage1D)(ctx, target, level, xoffset, x, y, width);
+ ctx->NewState |= _NEW_TEXTURE;
}
GLint xoffset, GLint yoffset,
GLint x, GLint y, GLsizei width, GLsizei height )
{
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_object *texObj;
+ struct gl_texture_image *texImage;
+ GLsizei postConvWidth = width, postConvHeight = height;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCopyTexSubImage2D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- if (copytexsubimage_error_check(ctx, 2, target, level,
- xoffset, yoffset, 0, width, height))
- return;
+ if (ctx->NewState & _IMAGE_NEW_TRANSFER_STATE)
+ _mesa_update_state(ctx);
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
+ /* XXX should test internal format */
+ _mesa_adjust_image_for_convolution(ctx, 2, &postConvWidth, &postConvHeight);
- if (ctx->ImageTransferState || !ctx->Driver.CopyTexSubImage2D
- || !(*ctx->Driver.CopyTexSubImage2D)(ctx, target, level,
- xoffset, yoffset, x, y, width, height )) {
- struct gl_texture_unit *texUnit;
- struct gl_texture_image *teximage;
- struct gl_pixelstore_attrib unpackSave;
- GLubyte *image;
+ if (copytexsubimage_error_check(ctx, 2, target, level, xoffset, yoffset, 0,
+ postConvWidth, postConvHeight))
+ return;
- texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- teximage = texUnit->CurrentD[2]->Image[level];
- assert(teximage);
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
- /* get image from frame buffer */
- image = read_color_image(ctx, x, y, width, height);
- if (!image) {
- gl_error( ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage2D" );
- return;
- }
+ /* If we have a border, xoffset=-1 is legal. Bias by border width */
+ xoffset += texImage->Border;
+ yoffset += texImage->Border;
- /* now call glTexSubImage2D to do the real work */
- unpackSave = ctx->Unpack;
- ctx->Unpack = _mesa_native_packing;
- _mesa_TexSubImage2D(target, level, xoffset, yoffset, width, height,
- GL_RGBA, GL_UNSIGNED_BYTE, image);
- ctx->Unpack = unpackSave;
-
- FREE(image);
- }
+ ASSERT(ctx->Driver.CopyTexSubImage2D);
+ (*ctx->Driver.CopyTexSubImage2D)(ctx, target, level,
+ xoffset, yoffset, x, y, width, height);
+ ctx->NewState |= _NEW_TEXTURE;
}
GLint xoffset, GLint yoffset, GLint zoffset,
GLint x, GLint y, GLsizei width, GLsizei height )
{
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_object *texObj;
+ struct gl_texture_image *texImage;
+ GLsizei postConvWidth = width, postConvHeight = height;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCopyTexSubImage3D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- if (copytexsubimage_error_check(ctx, 3, target, level,
- xoffset, yoffset, zoffset, width, height))
- return;
+ if (ctx->NewState & _IMAGE_NEW_TRANSFER_STATE)
+ _mesa_update_state(ctx);
- if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
- _mesa_update_image_transfer_state(ctx);
+ /* XXX should test internal format */
+ _mesa_adjust_image_for_convolution(ctx, 2, &postConvWidth, &postConvHeight);
- if (ctx->ImageTransferState || !ctx->Driver.CopyTexSubImage3D
- || !(*ctx->Driver.CopyTexSubImage3D)(ctx, target, level,
- xoffset, yoffset, zoffset, x, y, width, height )) {
- struct gl_texture_unit *texUnit;
- struct gl_texture_image *teximage;
- struct gl_pixelstore_attrib unpackSave;
- GLubyte *image;
+ if (copytexsubimage_error_check(ctx, 3, target, level, xoffset, yoffset,
+ zoffset, postConvWidth, postConvHeight))
+ return;
- texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- teximage = texUnit->CurrentD[3]->Image[level];
- assert(teximage);
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
- /* get image from frame buffer */
- image = read_color_image(ctx, x, y, width, height);
- if (!image) {
- gl_error( ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage2D" );
- return;
- }
+ /* If we have a border, xoffset=-1 is legal. Bias by border width */
+ xoffset += texImage->Border;
+ yoffset += texImage->Border;
+ zoffset += texImage->Border;
- /* now call glTexSubImage2D to do the real work */
- unpackSave = ctx->Unpack;
- ctx->Unpack = _mesa_native_packing;
- _mesa_TexSubImage3D(target, level, xoffset, yoffset, zoffset,
- width, height, 1, GL_RGBA, GL_UNSIGNED_BYTE, image);
- ctx->Unpack = unpackSave;
-
- FREE(image);
- }
+ ASSERT(ctx->Driver.CopyTexSubImage3D);
+ (*ctx->Driver.CopyTexSubImage3D)(ctx, target, level,
+ xoffset, yoffset, zoffset,
+ x, y, width, height);
+ ctx->NewState |= _NEW_TEXTURE;
}
const GLvoid *data)
{
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCompressedTexImage1DARB");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
switch (internalFormat) {
case GL_COMPRESSED_ALPHA_ARB:
case GL_COMPRESSED_INTENSITY_ARB:
case GL_COMPRESSED_RGB_ARB:
case GL_COMPRESSED_RGBA_ARB:
- gl_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage1DARB");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage1DARB");
return;
default:
/* silence compiler warning */
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLsizei computedImageSize;
if (texture_error_check(ctx, target, level, internalFormat,
GL_NONE, GL_NONE, 1, width, 1, 1, border)) {
}
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- texObj = texUnit->CurrentD[1];
- texImage = texObj->Image[level];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
if (!texImage) {
texImage = _mesa_alloc_texture_image();
texObj->Image[level] = texImage;
if (!texImage) {
- gl_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage1DARB");
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage1DARB");
return;
}
}
texImage->Data = NULL;
}
- /* setup the teximage struct's fields */
- init_texture_image(ctx, texImage, width, 1, 1,
- border, internalFormat);
+ _mesa_init_teximage_fields(ctx, texImage, width, 1, 1,
+ border, internalFormat);
- /* process the texture image */
- if (data) {
- GLboolean retain = GL_TRUE;
- GLboolean success = GL_FALSE;
- if (ctx->Driver.CompressedTexImage1D) {
- success = (*ctx->Driver.CompressedTexImage1D)(ctx, target, level,
- imageSize, data, texObj, texImage, &retain);
- }
- if (retain || !success) {
- /* make internal copy of the texture image */
- computedImageSize = _mesa_compressed_image_size(ctx,
- internalFormat,
- 1, /* num dims */
- width,
- 1, /* height */
- 1); /* depth */
- if (computedImageSize != imageSize) {
- gl_error(ctx, GL_INVALID_VALUE, "glCompressedTexImage1DARB(imageSize)");
- return;
- }
- texImage->Data = MALLOC(computedImageSize);
- if (texImage->Data) {
- MEMCPY(texImage->Data, data, computedImageSize);
- }
- }
- if (!retain && texImage->Data) {
- FREE(texImage->Data);
- texImage->Data = NULL;
- }
- }
- else {
- make_null_texture(texImage);
- if (ctx->Driver.CompressedTexImage1D) {
- GLboolean retain;
- (*ctx->Driver.CompressedTexImage1D)(ctx, target, level, 0,
- texImage->Data, texObj,
- texImage, &retain);
- }
+ if (ctx->Extensions.ARB_texture_compression) {
+ ASSERT(ctx->Driver.CompressedTexImage1D);
+ (*ctx->Driver.CompressedTexImage1D)(ctx, target, level,
+ internalFormat, width, border,
+ imageSize, data,
+ texObj, texImage);
+ ASSERT(texImage->CompressedSize > 0); /* sanity */
}
/* state update */
- gl_put_texobj_on_dirty_list( ctx, texObj );
- ctx->NewState |= NEW_TEXTURING;
+ texObj->Complete = GL_FALSE;
+ ctx->NewState |= _NEW_TEXTURE;
}
else if (target == GL_PROXY_TEXTURE_1D) {
/* Proxy texture: check for errors and update proxy state */
GLenum error = texture_error_check(ctx, target, level, internalFormat,
GL_NONE, GL_NONE, 1, width, 1, 1, border);
- if (!error && ctx->Driver.TestProxyTexImage) {
+ if (!error) {
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_image *texImage;
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
+ _mesa_init_teximage_fields(ctx, texImage, width, 1, 1,
+ border, internalFormat);
+ ASSERT(ctx->Driver.TestProxyTexImage);
error = !(*ctx->Driver.TestProxyTexImage)(ctx, target, level,
internalFormat, GL_NONE, GL_NONE,
width, 1, 1, border);
}
if (error) {
/* if error, clear all proxy texture image parameters */
- if (level>=0 && level<ctx->Const.MaxTextureLevels) {
- clear_proxy_teximage(ctx->Texture.Proxy1D->Image[level]);
+ if (level >= 0 && level < ctx->Const.MaxTextureLevels) {
+ clear_teximage_fields(ctx->Texture.Proxy1D->Image[level]);
}
}
- else {
- /* if no error, update proxy texture image parameters */
- init_texture_image(ctx, ctx->Texture.Proxy1D->Image[level],
- width, 1, 1, border, internalFormat);
- }
}
else {
- gl_error( ctx, GL_INVALID_ENUM, "glCompressedTexImage1DARB(target)" );
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage1DARB(target)");
return;
}
}
const GLvoid *data)
{
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCompressedTexImage2DARB");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
switch (internalFormat) {
case GL_COMPRESSED_ALPHA_ARB:
case GL_COMPRESSED_INTENSITY_ARB:
case GL_COMPRESSED_RGB_ARB:
case GL_COMPRESSED_RGBA_ARB:
- gl_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage2DARB");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage2DARB");
return;
default:
/* silence compiler warning */
;
}
- if (target==GL_TEXTURE_2D ||
- (ctx->Extensions.HaveTextureCubeMap &&
+ if (target == GL_TEXTURE_2D ||
+ (ctx->Extensions.ARB_texture_cube_map &&
target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB &&
target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB)) {
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLsizei computedImageSize;
if (texture_error_check(ctx, target, level, internalFormat,
GL_NONE, GL_NONE, 1, width, height, 1, border)) {
}
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- texObj = texUnit->CurrentD[2];
- texImage = texObj->Image[level];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
if (!texImage) {
texImage = _mesa_alloc_texture_image();
texObj->Image[level] = texImage;
if (!texImage) {
- gl_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage2DARB");
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage2DARB");
return;
}
}
texImage->Data = NULL;
}
- /* setup the teximage struct's fields */
- init_texture_image(ctx, texImage, width, height, 1, border, internalFormat);
-
- /* process the texture image */
- if (data) {
- GLboolean retain = GL_TRUE;
- GLboolean success = GL_FALSE;
- if (ctx->Driver.CompressedTexImage2D) {
- success = (*ctx->Driver.CompressedTexImage2D)( ctx,
- target,
- level,
- imageSize,
- data,
- texObj,
- texImage,
- &retain);
- }
- if (retain || !success) {
- /* make internal copy of the texture image */
- computedImageSize = _mesa_compressed_image_size(ctx,
- internalFormat,
- 2, /* num dims */
- width,
- height,
- 1); /* depth */
- if (computedImageSize != imageSize) {
- gl_error(ctx, GL_INVALID_VALUE, "glCompressedTexImage2DARB(imageSize)");
- return;
- }
- texImage->Data = MALLOC(computedImageSize);
- if (texImage->Data) {
- MEMCPY(texImage->Data, data, computedImageSize);
- }
- }
- if (!retain && texImage->Data) {
- FREE(texImage->Data);
- texImage->Data = NULL;
- }
- }
- else {
- make_null_texture(texImage);
- if (ctx->Driver.CompressedTexImage2D) {
- GLboolean retain;
- (*ctx->Driver.CompressedTexImage2D)( ctx, target, level, 0,
- texImage->Data, texObj,
- texImage, &retain);
- }
+ _mesa_init_teximage_fields(ctx, texImage, width, height, 1, border,
+ internalFormat);
+
+ if (ctx->Extensions.ARB_texture_compression) {
+ ASSERT(ctx->Driver.CompressedTexImage2D);
+ (*ctx->Driver.CompressedTexImage2D)(ctx, target, level,
+ internalFormat, width, height,
+ border, imageSize, data,
+ texObj, texImage);
+ ASSERT(texImage->CompressedSize > 0); /* sanity */
}
/* state update */
- gl_put_texobj_on_dirty_list( ctx, texObj );
- ctx->NewState |= NEW_TEXTURING;
+ texObj->Complete = GL_FALSE;
+ ctx->NewState |= _NEW_TEXTURE;
}
else if (target == GL_PROXY_TEXTURE_2D) {
/* Proxy texture: check for errors and update proxy state */
GLenum error = texture_error_check(ctx, target, level, internalFormat,
GL_NONE, GL_NONE, 2, width, height, 1, border);
- if (!error && ctx->Driver.TestProxyTexImage) {
+ if (!error) {
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_image *texImage;
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
+ _mesa_init_teximage_fields(ctx, texImage, width, height, 1,
+ border, internalFormat);
+ ASSERT(ctx->Driver.TestProxyTexImage);
error = !(*ctx->Driver.TestProxyTexImage)(ctx, target, level,
internalFormat, GL_NONE, GL_NONE,
width, height, 1, border);
}
if (error) {
/* if error, clear all proxy texture image parameters */
- if (level>=0 && level<ctx->Const.MaxTextureLevels) {
- clear_proxy_teximage(ctx->Texture.Proxy2D->Image[level]);
+ const GLint maxLevels = (target == GL_PROXY_TEXTURE_2D) ?
+ ctx->Const.MaxTextureLevels : ctx->Const.MaxCubeTextureLevels;
+ if (level >= 0 && level < maxLevels) {
+ clear_teximage_fields(ctx->Texture.Proxy2D->Image[level]);
}
}
- else {
- /* if no error, update proxy texture image parameters */
- init_texture_image(ctx, ctx->Texture.Proxy2D->Image[level],
- width, 1, 1, border, internalFormat);
- }
}
else {
- gl_error( ctx, GL_INVALID_ENUM, "glCompressedTexImage2DARB(target)" );
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage2DARB(target)");
return;
}
}
GLsizei imageSize, const GLvoid *data)
{
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCompressedTexImage3DARB");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
switch (internalFormat) {
case GL_COMPRESSED_ALPHA_ARB:
case GL_COMPRESSED_INTENSITY_ARB:
case GL_COMPRESSED_RGB_ARB:
case GL_COMPRESSED_RGBA_ARB:
- gl_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage3DARB");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage3DARB");
return;
default:
/* silence compiler warning */
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLsizei computedImageSize;
if (texture_error_check(ctx, target, level, internalFormat,
GL_NONE, GL_NONE, 1, width, height, depth, border)) {
}
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- texObj = texUnit->CurrentD[3];
- texImage = texObj->Image[level];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
if (!texImage) {
texImage = _mesa_alloc_texture_image();
texObj->Image[level] = texImage;
if (!texImage) {
- gl_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage3DARB");
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage3DARB");
return;
}
}
texImage->Data = NULL;
}
- /* setup the teximage struct's fields */
- init_texture_image(ctx, texImage, width, height, depth,
- border, internalFormat);
+ _mesa_init_teximage_fields(ctx, texImage, width, height, depth, border,
+ internalFormat);
- /* process the texture image */
- if (data) {
- GLboolean retain = GL_TRUE;
- GLboolean success = GL_FALSE;
- if (ctx->Driver.CompressedTexImage3D) {
- success = (*ctx->Driver.CompressedTexImage3D)(ctx, target, level,
- imageSize, data,
- texObj, texImage,
- &retain);
- }
- if (retain || !success) {
- /* make internal copy of the texture image */
- computedImageSize = _mesa_compressed_image_size(ctx,
- internalFormat,
- 3, /* num dims */
- width,
- height,
- depth);
- if (computedImageSize != imageSize) {
- gl_error(ctx, GL_INVALID_VALUE, "glCompressedTexImage3DARB(imageSize)");
- return;
- }
- texImage->Data = MALLOC(computedImageSize);
- if (texImage->Data) {
- MEMCPY(texImage->Data, data, computedImageSize);
- }
- }
- if (!retain && texImage->Data) {
- FREE(texImage->Data);
- texImage->Data = NULL;
- }
- }
- else {
- make_null_texture(texImage);
- if (ctx->Driver.CompressedTexImage3D) {
- GLboolean retain;
- (*ctx->Driver.CompressedTexImage3D)( ctx, target, level, 0,
- texImage->Data, texObj,
- texImage, &retain);
- }
+ if (ctx->Extensions.ARB_texture_compression) {
+ ASSERT(ctx->Driver.CompressedTexImage3D);
+ (*ctx->Driver.CompressedTexImage3D)(ctx, target, level,
+ internalFormat,
+ width, height, depth,
+ border, imageSize, data,
+ texObj, texImage);
+ ASSERT(texImage->CompressedSize > 0); /* sanity */
}
/* state update */
- gl_put_texobj_on_dirty_list( ctx, texObj );
- ctx->NewState |= NEW_TEXTURING;
+ texObj->Complete = GL_FALSE;
+ ctx->NewState |= _NEW_TEXTURE;
}
else if (target == GL_PROXY_TEXTURE_3D) {
/* Proxy texture: check for errors and update proxy state */
GLenum error = texture_error_check(ctx, target, level, internalFormat,
GL_NONE, GL_NONE, 1, width, height, depth, border);
- if (!error && ctx->Driver.TestProxyTexImage) {
+ if (!error) {
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_image *texImage;
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
+ _mesa_init_teximage_fields(ctx, texImage, width, height, depth,
+ border, internalFormat);
+ ASSERT(ctx->Driver.TestProxyTexImage);
error = !(*ctx->Driver.TestProxyTexImage)(ctx, target, level,
internalFormat, GL_NONE, GL_NONE,
width, height, depth, border);
}
if (error) {
/* if error, clear all proxy texture image parameters */
- if (level>=0 && level<ctx->Const.MaxTextureLevels) {
- clear_proxy_teximage(ctx->Texture.Proxy3D->Image[level]);
+ if (level >= 0 && level < ctx->Const.Max3DTextureLevels) {
+ clear_teximage_fields(ctx->Texture.Proxy3D->Image[level]);
}
}
- else {
- /* if no error, update proxy texture image parameters */
- init_texture_image(ctx, ctx->Texture.Proxy3D->Image[level],
- width, 1, 1, border, internalFormat);
- }
}
else {
- gl_error( ctx, GL_INVALID_ENUM, "glCompressedTexImage3DARB(target)" );
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage3DARB(target)");
return;
}
}
GLsizei width, GLenum format,
GLsizei imageSize, const GLvoid *data)
{
- GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLboolean success = GL_FALSE;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (subtexture_error_check(ctx, 1, target, level, xoffset, 0, 0,
width, 1, 1, format, GL_NONE)) {
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
texObj = _mesa_select_tex_object(ctx, texUnit, target);
- texImage = texObj->Image[level];
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
assert(texImage);
if (width == 0 || !data)
return; /* no-op, not an error */
if (ctx->Driver.CompressedTexSubImage1D) {
- success = (*ctx->Driver.CompressedTexSubImage1D)(ctx, target, level,
- xoffset, width, format, imageSize, data, texObj, texImage);
- }
- if (!success) {
- /* XXX what else can we do? */
- gl_problem(ctx, "glCompressedTexSubImage1DARB failed!");
- return;
+ (*ctx->Driver.CompressedTexSubImage1D)(ctx, target, level,
+ xoffset, width,
+ format, imageSize, data,
+ texObj, texImage);
}
+ ctx->NewState |= _NEW_TEXTURE;
}
GLenum format, GLsizei imageSize,
const GLvoid *data)
{
- GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLboolean success = GL_FALSE;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (subtexture_error_check(ctx, 2, target, level, xoffset, yoffset, 0,
width, height, 1, format, GL_NONE)) {
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
texObj = _mesa_select_tex_object(ctx, texUnit, target);
- texImage = texObj->Image[level];
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
assert(texImage);
if (width == 0 || height == 0 || !data)
return; /* no-op, not an error */
if (ctx->Driver.CompressedTexSubImage2D) {
- success = (*ctx->Driver.CompressedTexSubImage2D)(ctx, target, level,
- xoffset, yoffset, width, height, format,
- imageSize, data, texObj, texImage);
- }
- if (!success) {
- /* XXX what else can we do? */
- gl_problem(ctx, "glCompressedTexSubImage2DARB failed!");
- return;
+ (*ctx->Driver.CompressedTexSubImage2D)(ctx, target, level,
+ xoffset, yoffset, width, height,
+ format, imageSize, data,
+ texObj, texImage);
}
+ ctx->NewState |= _NEW_TEXTURE;
}
GLsizei height, GLsizei depth, GLenum format,
GLsizei imageSize, const GLvoid *data)
{
- GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLboolean success = GL_FALSE;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (subtexture_error_check(ctx, 3, target, level, xoffset, yoffset, zoffset,
width, height, depth, format, GL_NONE)) {
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
texObj = _mesa_select_tex_object(ctx, texUnit, target);
- texImage = texObj->Image[level];
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
assert(texImage);
if (width == 0 || height == 0 || depth == 0 || !data)
return; /* no-op, not an error */
if (ctx->Driver.CompressedTexSubImage3D) {
- success = (*ctx->Driver.CompressedTexSubImage3D)(ctx, target, level,
- xoffset, yoffset, zoffset, width, height, depth,
- format, imageSize, data, texObj, texImage);
- }
- if (!success) {
- /* XXX what else can we do? */
- gl_problem(ctx, "glCompressedTexSubImage3DARB failed!");
- return;
+ (*ctx->Driver.CompressedTexSubImage3D)(ctx, target, level,
+ xoffset, yoffset, zoffset,
+ width, height, depth,
+ format, imageSize, data,
+ texObj, texImage);
}
+ ctx->NewState |= _NEW_TEXTURE;
}
void
_mesa_GetCompressedTexImageARB(GLenum target, GLint level, GLvoid *img)
{
- GET_CURRENT_CONTEXT(ctx);
+ const struct gl_texture_unit *texUnit;
const struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
+ GLint maxLevels;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ if (!texObj) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetCompressedTexImageARB");
+ return;
+ }
+
+ if (target == GL_TEXTURE_1D || target == GL_TEXTURE_2D) {
+ maxLevels = ctx->Const.MaxTextureLevels;
+ }
+ else if (target == GL_TEXTURE_3D) {
+ maxLevels = ctx->Const.Max3DTextureLevels;
+ }
+ else {
+ maxLevels = ctx->Const.MaxCubeTextureLevels;
+ }
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glGetCompressedTexImageARB");
+ ASSERT(maxLevels > 0);
- if (level < 0 || level >= ctx->Const.MaxTextureLevels) {
- gl_error( ctx, GL_INVALID_VALUE, "glGetCompressedTexImageARB(level)" );
+ if (level < 0 || level >= maxLevels) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGetCompressedTexImageARB(level)");
return;
}
- switch (target) {
- case GL_TEXTURE_1D:
- texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentD[1];
- texImage = texObj->Image[level];
- break;
- case GL_TEXTURE_2D:
- texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentD[2];
- texImage = texObj->Image[level];
- break;
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB:
- texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
- texImage = texObj->Image[level];
- break;
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB:
- texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
- texImage = texObj->NegX[level];
- break;
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB:
- texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
- texImage = texObj->PosY[level];
- break;
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB:
- texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
- texImage = texObj->NegY[level];
- break;
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB:
- texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
- texImage = texObj->PosZ[level];
- break;
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB:
- texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
- texImage = texObj->NegZ[level];
- break;
- case GL_TEXTURE_3D:
- texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentD[3];
- texImage = texObj->Image[level];
- break;
- default:
- gl_error(ctx, GL_INVALID_ENUM, "glGetCompressedTexImageARB(target)");
- return;
+ if (is_proxy_target(target)) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetCompressedTexImageARB(target)");
+ return;
}
+ texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
if (!texImage) {
- /* invalid mipmap level */
- gl_error(ctx, GL_INVALID_VALUE, "glGetCompressedTexImageARB(level)");
+ /* probably invalid mipmap level */
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGetCompressedTexImageARB(level)");
return;
}
if (!texImage->IsCompressed) {
- gl_error(ctx, GL_INVALID_OPERATION, "glGetCompressedTexImageARB");
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glGetCompressedTexImageARB");
return;
}
if (!img)
return;
- if (ctx->Driver.GetCompressedTexImage) {
+ if (ctx->Extensions.ARB_texture_compression) {
+ ASSERT(ctx->Driver.GetCompressedTexImage);
(*ctx->Driver.GetCompressedTexImage)(ctx, target, level, img, texObj,
texImage);
}
- else {
- gl_problem(ctx, "Driver doesn't implement GetCompressedTexImage");
- }
}