+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * 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, sub license, 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 (including the
- * next paragraph) 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "mtypes.h"
-#include "imports.h"
-#include "macros.h"
-#include "simple_list.h"
-#include "enums.h"
-#include "image.h"
-#include "texstore.h"
-#include "texformat.h"
-#include "teximage.h"
-#include "texmem.h"
-#include "texobj.h"
-#include "swrast/swrast.h"
-
-#include "mm.h"
-
-#include "intel_screen.h"
-#include "intel_batchbuffer.h"
-#include "intel_context.h"
-#include "intel_tex.h"
-#include "intel_ioctl.h"
-
-
-
-static GLboolean
-intelValidateClientStorage( intelContextPtr intel, GLenum target,
- GLint internalFormat,
- GLint srcWidth, GLint srcHeight,
- GLenum format, GLenum type, const void *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage)
-
-{
- GLcontext *ctx = &intel->ctx;
- int texelBytes;
-
- if (0)
- fprintf(stderr, "intformat %s format %s type %s\n",
- _mesa_lookup_enum_by_nr( internalFormat ),
- _mesa_lookup_enum_by_nr( format ),
- _mesa_lookup_enum_by_nr( type ));
-
- if (!ctx->Unpack.ClientStorage)
- return 0;
-
- if (ctx->_ImageTransferState ||
- texImage->IsCompressed ||
- texObj->GenerateMipmap)
- return 0;
-
-
- /* This list is incomplete
- */
- switch ( internalFormat ) {
- case GL_RGBA:
- if ( format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV ) {
- texImage->TexFormat = &_mesa_texformat_argb8888;
- texelBytes = 4;
- }
- else
- return 0;
- break;
-
- case GL_RGB:
- if ( format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 ) {
- texImage->TexFormat = &_mesa_texformat_rgb565;
- texelBytes = 2;
- }
- else
- return 0;
- break;
-
- case GL_YCBCR_MESA:
- if ( format == GL_YCBCR_MESA &&
- type == GL_UNSIGNED_SHORT_8_8_REV_APPLE ) {
- texImage->TexFormat = &_mesa_texformat_ycbcr_rev;
- texelBytes = 2;
- }
- else if ( format == GL_YCBCR_MESA &&
- (type == GL_UNSIGNED_SHORT_8_8_APPLE ||
- type == GL_UNSIGNED_BYTE)) {
- texImage->TexFormat = &_mesa_texformat_ycbcr;
- texelBytes = 2;
- }
- else
- return 0;
- break;
-
-
- default:
- return 0;
- }
-
- /* Could deal with these packing issues, but currently don't:
- */
- if (packing->SkipPixels ||
- packing->SkipRows ||
- packing->SwapBytes ||
- packing->LsbFirst) {
- return 0;
- }
-
- {
- GLint srcRowStride = _mesa_image_row_stride(packing, srcWidth,
- format, type);
-
-
- if (0)
- fprintf(stderr, "%s: srcRowStride %d/%x\n",
- __FUNCTION__, srcRowStride, srcRowStride);
-
- /* Could check this later in upload, pitch restrictions could be
- * relaxed, but would need to store the image pitch somewhere,
- * as packing details might change before image is uploaded:
- */
- if (!intelIsAgpMemory( intel, pixels, srcHeight * srcRowStride ) ||
- (srcRowStride & 63))
- return 0;
-
-
- /* Have validated that _mesa_transfer_teximage would be a straight
- * memcpy at this point. NOTE: future calls to TexSubImage will
- * overwrite the client data. This is explicitly mentioned in the
- * extension spec.
- */
- texImage->Data = (void *)pixels;
- texImage->IsClientData = GL_TRUE;
- texImage->RowStride = srcRowStride / texelBytes;
- return 1;
- }
-}
-
-
-
-static void intelTexImage1D( GLcontext *ctx, GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint border,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
- assert(t);
- intelFlush( ctx );
- driSwapOutTextureObject( t );
-
- texImage->IsClientData = GL_FALSE;
-
- _mesa_store_teximage1d( ctx, target, level, internalFormat,
- width, border, format, type,
- pixels, packing, texObj, texImage );
-
- t->dirty_images[0] |= (1 << level);
-}
-
-static void intelTexSubImage1D( GLcontext *ctx,
- GLenum target,
- GLint level,
- GLint xoffset,
- GLsizei width,
- GLenum format, GLenum type,
- const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
- assert(t);
- intelFlush( ctx );
- driSwapOutTextureObject( t );
-
- _mesa_store_texsubimage1d(ctx, target, level, xoffset, width,
- format, type, pixels, packing, texObj,
- texImage);
-}
-
-
-/* Handles 2D, CUBE, RECT:
- */
-static void intelTexImage2D( GLcontext *ctx, GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint height, GLint border,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
- GLuint face;
-
- /* which cube face or ordinary 2D image */
- switch (target) {
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
- face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
- ASSERT(face < 6);
- break;
- default:
- face = 0;
- }
-
- assert(t);
- intelFlush( ctx );
- driSwapOutTextureObject( t );
- texImage->IsClientData = GL_FALSE;
-
- if (intelValidateClientStorage( INTEL_CONTEXT(ctx), target,
- internalFormat,
- width, height,
- format, type, pixels,
- packing, texObj, texImage)) {
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "%s: Using client storage\n", __FUNCTION__);
- }
- else {
- _mesa_store_teximage2d( ctx, target, level, internalFormat,
- width, height, border, format, type,
- pixels, packing, texObj, texImage );
-
- t->dirty_images[face] |= (1 << level);
- }
-}
-
-static void intelTexSubImage2D( GLcontext *ctx,
- GLenum target,
- GLint level,
- GLint xoffset, GLint yoffset,
- GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
- GLuint face;
-
- /* which cube face or ordinary 2D image */
- switch (target) {
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
- face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
- ASSERT(face < 6);
- break;
- default:
- face = 0;
- }
-
- if (texImage->IsClientData &&
- (char *)pixels == (char *)texImage->Data +
- ((xoffset + yoffset * texImage->RowStride) *
- texImage->TexFormat->TexelBytes)) {
-
- /* Notification only - no upload required */
- }
- else {
- assert( t ); /* this _should_ be true */
- intelFlush( ctx );
- driSwapOutTextureObject( t );
-
- _mesa_store_texsubimage2d(ctx, target, level, xoffset, yoffset, width,
- height, format, type, pixels, packing, texObj,
- texImage);
-
- t->dirty_images[face] |= (1 << level);
- }
-}
-
-static void intelCompressedTexImage2D( GLcontext *ctx, GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint height, GLint border,
- GLsizei imageSize, const GLvoid *data,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
- GLuint face;
-
- /* which cube face or ordinary 2D image */
- switch (target) {
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
- face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
- ASSERT(face < 6);
- break;
- default:
- face = 0;
- }
-
- assert(t);
- intelFlush( ctx );
-
- driSwapOutTextureObject( t );
- texImage->IsClientData = GL_FALSE;
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "%s: Using normal storage\n", __FUNCTION__);
-
- _mesa_store_compressed_teximage2d(ctx, target, level, internalFormat, width,
- height, border, imageSize, data, texObj, texImage);
-
- t->dirty_images[face] |= (1 << level);
-}
-
-
-static void intelCompressedTexSubImage2D( GLcontext *ctx, GLenum target, GLint level,
- GLint xoffset, GLint yoffset,
- GLsizei width, GLsizei height,
- GLenum format,
- GLsizei imageSize, const GLvoid *data,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
- GLuint face;
-
-
- /* which cube face or ordinary 2D image */
- switch (target) {
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
- face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
- ASSERT(face < 6);
- break;
- default:
- face = 0;
- }
-
- assert( t ); /* this _should_ be true */
- intelFlush( ctx );
- driSwapOutTextureObject( t );
-
- _mesa_store_compressed_texsubimage2d(ctx, target, level, xoffset, yoffset, width,
- height, format, imageSize, data, texObj, texImage);
-
- t->dirty_images[face] |= (1 << level);
-}
-
-
-static void intelTexImage3D( GLcontext *ctx, GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint height, GLint depth,
- GLint border,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
- assert(t);
- driSwapOutTextureObject( t );
- texImage->IsClientData = GL_FALSE;
-
- _mesa_store_teximage3d(ctx, target, level, internalFormat,
- width, height, depth, border,
- format, type, pixels,
- &ctx->Unpack, texObj, texImage);
-
- t->dirty_images[0] |= (1 << level);
-}
-
-
-static void
-intelTexSubImage3D( GLcontext *ctx, GLenum target, GLint level,
- GLint xoffset, GLint yoffset, GLint zoffset,
- GLsizei width, GLsizei height, GLsizei depth,
- GLenum format, GLenum type,
- const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
- assert( t ); /* this _should_ be true */
- driSwapOutTextureObject( t );
-
- _mesa_store_texsubimage3d(ctx, target, level, xoffset, yoffset, zoffset,
- width, height, depth,
- format, type, pixels, packing, texObj, texImage);
-
- t->dirty_images[0] |= (1 << level);
-}
-
-
-
-
-static void intelDeleteTexture( GLcontext *ctx, struct gl_texture_object *tObj )
-{
- driTextureObject * t = (driTextureObject *) tObj->DriverData;
-
- if ( t != NULL ) {
- intelFlush( ctx );
- driDestroyTextureObject( t );
- }
-
- /* Free mipmap images and the texture object itself */
- _mesa_delete_texture_object(ctx, tObj);
-}
-
-
-static const struct gl_texture_format *
-intelChooseTextureFormat( GLcontext *ctx, GLint internalFormat,
- GLenum format, GLenum type )
-{
- intelContextPtr intel = INTEL_CONTEXT( ctx );
- const GLboolean do32bpt = ( intel->intelScreen->cpp == 4 &&
- intel->intelScreen->tex.size > 4*1024*1024);
-
- switch ( internalFormat ) {
- case 4:
- case GL_RGBA:
- case GL_COMPRESSED_RGBA:
- if ( format == GL_BGRA ) {
- if ( type == GL_UNSIGNED_INT_8_8_8_8_REV ) {
- return &_mesa_texformat_argb8888;
- }
- else if ( type == GL_UNSIGNED_SHORT_4_4_4_4_REV ) {
- return &_mesa_texformat_argb4444;
- }
- else if ( type == GL_UNSIGNED_SHORT_1_5_5_5_REV ) {
- return &_mesa_texformat_argb1555;
- }
- }
- return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_argb4444;
-
- case 3:
- case GL_RGB:
- case GL_COMPRESSED_RGB:
- if ( format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 ) {
- return &_mesa_texformat_rgb565;
- }
- return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_rgb565;
-
- case GL_RGBA8:
- case GL_RGB10_A2:
- case GL_RGBA12:
- case GL_RGBA16:
- return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_argb4444;
-
- case GL_RGBA4:
- case GL_RGBA2:
- return &_mesa_texformat_argb4444;
-
- case GL_RGB5_A1:
- return &_mesa_texformat_argb1555;
-
- case GL_RGB8:
- case GL_RGB10:
- case GL_RGB12:
- case GL_RGB16:
- return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_rgb565;
-
- case GL_RGB5:
- case GL_RGB4:
- case GL_R3_G3_B2:
- return &_mesa_texformat_rgb565;
-
- case GL_ALPHA:
- case GL_ALPHA4:
- case GL_ALPHA8:
- case GL_ALPHA12:
- case GL_ALPHA16:
- case GL_COMPRESSED_ALPHA:
- return &_mesa_texformat_a8;
-
- case 1:
- case GL_LUMINANCE:
- case GL_LUMINANCE4:
- case GL_LUMINANCE8:
- case GL_LUMINANCE12:
- case GL_LUMINANCE16:
- case GL_COMPRESSED_LUMINANCE:
- return &_mesa_texformat_l8;
-
- case 2:
- case GL_LUMINANCE_ALPHA:
- case GL_LUMINANCE4_ALPHA4:
- case GL_LUMINANCE6_ALPHA2:
- case GL_LUMINANCE8_ALPHA8:
- case GL_LUMINANCE12_ALPHA4:
- case GL_LUMINANCE12_ALPHA12:
- case GL_LUMINANCE16_ALPHA16:
- case GL_COMPRESSED_LUMINANCE_ALPHA:
- return &_mesa_texformat_al88;
-
- case GL_INTENSITY:
- case GL_INTENSITY4:
- case GL_INTENSITY8:
- case GL_INTENSITY12:
- case GL_INTENSITY16:
- case GL_COMPRESSED_INTENSITY:
- return &_mesa_texformat_i8;
-
- case GL_YCBCR_MESA:
- if (type == GL_UNSIGNED_SHORT_8_8_MESA ||
- type == GL_UNSIGNED_BYTE)
- return &_mesa_texformat_ycbcr;
- else
- return &_mesa_texformat_ycbcr_rev;
-
- case GL_COMPRESSED_RGB_FXT1_3DFX:
- return &_mesa_texformat_rgb_fxt1;
- case GL_COMPRESSED_RGBA_FXT1_3DFX:
- return &_mesa_texformat_rgba_fxt1;
-
- case GL_RGB_S3TC:
- case GL_RGB4_S3TC:
- case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- return &_mesa_texformat_rgb_dxt1;
-
- case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- return &_mesa_texformat_rgba_dxt1;
-
- case GL_RGBA_S3TC:
- case GL_RGBA4_S3TC:
- case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- return &_mesa_texformat_rgba_dxt3;
-
- case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- return &_mesa_texformat_rgba_dxt5;
-
- case GL_DEPTH_COMPONENT:
- case GL_DEPTH_COMPONENT16:
- case GL_DEPTH_COMPONENT24:
- case GL_DEPTH_COMPONENT32:
- return &_mesa_texformat_z16;
-
- default:
- fprintf(stderr, "unexpected texture format %s in %s\n",
- _mesa_lookup_enum_by_nr(internalFormat),
- __FUNCTION__);
- return NULL;
- }
-
- return NULL; /* never get here */
-}
-
-
-
-void intelDestroyTexObj(intelContextPtr intel, intelTextureObjectPtr t)
-{
- unsigned i;
-
- if ( intel == NULL )
- return;
-
- if ( t->age > intel->dirtyAge )
- intel->dirtyAge = t->age;
-
- for ( i = 0 ; i < MAX_TEXTURE_UNITS ; i++ ) {
- if ( t == intel->CurrentTexObj[ i ] )
- intel->CurrentTexObj[ i ] = NULL;
- }
-}
-
-
-
-/* Upload an image from mesa's internal copy. Image may be 1D, 2D or
- * 3D. Cubemaps are expanded elsewhere.
- */
-static void intelUploadTexImage( intelContextPtr intel,
- intelTextureObjectPtr t,
- const struct gl_texture_image *image,
- const GLuint offset )
-{
-
- if (!image || !image->Data)
- return;
-
- if (image->Depth == 1 && image->IsClientData) {
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "Blit uploading\n");
-
- /* Do it with a blit.
- */
- intelEmitCopyBlitLocked( intel,
- image->TexFormat->TexelBytes,
- image->RowStride, /* ? */
- intelGetMemoryOffsetMESA( NULL, 0, image->Data ),
- t->Pitch / image->TexFormat->TexelBytes,
- intelGetMemoryOffsetMESA( NULL, 0, t->BufAddr + offset ),
- 0, 0,
- 0, 0,
- image->Width,
- image->Height);
- }
- else if (image->IsCompressed) {
- GLuint row_len = image->Width * 2;
- GLubyte *dst = (GLubyte *)(t->BufAddr + offset);
- GLubyte *src = (GLubyte *)image->Data;
- GLuint j;
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr,
- "Upload image %dx%dx%d offset %xm row_len %x "
- "pitch %x depth_pitch %x\n",
- image->Width, image->Height, image->Depth, offset,
- row_len, t->Pitch, t->depth_pitch);
-
- switch (image->InternalFormat) {
- case GL_COMPRESSED_RGB_FXT1_3DFX:
- case GL_COMPRESSED_RGBA_FXT1_3DFX:
- case GL_RGB_S3TC:
- case GL_RGB4_S3TC:
- case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- for (j = 0 ; j < image->Height/4 ; j++, dst += (t->Pitch)) {
- __memcpy(dst, src, row_len );
- src += row_len;
- }
- break;
- case GL_RGBA_S3TC:
- case GL_RGBA4_S3TC:
- case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- for (j = 0 ; j < image->Height/4 ; j++, dst += (t->Pitch)) {
- __memcpy(dst, src, (image->Width*4) );
- src += image->Width*4;
- }
- break;
- default:
- fprintf(stderr,"Internal Compressed format not supported %d\n", image->InternalFormat);
- break;
- }
- }
- /* Time for another vtbl entry:
- */
- else if (intel->intelScreen->deviceID == PCI_CHIP_I945_G ||
- intel->intelScreen->deviceID == PCI_CHIP_I945_GM) {
- GLuint row_len = image->Width * image->TexFormat->TexelBytes;
- GLubyte *dst = (GLubyte *)(t->BufAddr + offset);
- GLubyte *src = (GLubyte *)image->Data;
- GLuint d, j;
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr,
- "Upload image %dx%dx%d offset %xm row_len %x "
- "pitch %x depth_pitch %x\n",
- image->Width, image->Height, image->Depth, offset,
- row_len, t->Pitch, t->depth_pitch);
-
- if (row_len == t->Pitch) {
- memcpy( dst, src, row_len * image->Height * image->Depth );
- }
- else {
- GLuint x = 0, y = 0;
-
- for (d = 0 ; d < image->Depth ; d++) {
- GLubyte *dst0 = dst + x + y * t->Pitch;
-
- for (j = 0 ; j < image->Height ; j++) {
- __memcpy(dst0, src, row_len );
- src += row_len;
- dst0 += t->Pitch;
- }
-
- x += MIN2(4, row_len); /* Guess: 4 byte minimum alignment */
- if (x > t->Pitch) {
- x = 0;
- y += image->Height;
- }
- }
- }
-
- }
- else {
- GLuint row_len = image->Width * image->TexFormat->TexelBytes;
- GLubyte *dst = (GLubyte *)(t->BufAddr + offset);
- GLubyte *src = (GLubyte *)image->Data;
- GLuint d, j;
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr,
- "Upload image %dx%dx%d offset %xm row_len %x "
- "pitch %x depth_pitch %x\n",
- image->Width, image->Height, image->Depth, offset,
- row_len, t->Pitch, t->depth_pitch);
-
- if (row_len == t->Pitch) {
- for (d = 0; d < image->Depth; d++) {
- memcpy( dst, src, t->Pitch * image->Height );
- dst += t->depth_pitch;
- src += row_len * image->Height;
- }
- }
- else {
- for (d = 0 ; d < image->Depth ; d++) {
- for (j = 0 ; j < image->Height ; j++) {
- __memcpy(dst, src, row_len );
- src += row_len;
- dst += t->Pitch;
- }
-
- dst += t->depth_pitch - (t->Pitch * image->Height);
- }
- }
- }
-}
-
-
-
-int intelUploadTexImages( intelContextPtr intel,
- intelTextureObjectPtr t,
- GLuint face)
-{
- const int numLevels = t->base.lastLevel - t->base.firstLevel + 1;
- const struct gl_texture_image *firstImage = t->image[face][t->base.firstLevel].image;
- int pitch = firstImage->RowStride * firstImage->TexFormat->TexelBytes;
-
- /* Can we texture out of the existing client data? */
- if ( numLevels == 1 &&
- firstImage->IsClientData &&
- (pitch & 3) == 0) {
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "AGP texturing from client memory\n");
-
- t->TextureOffset = intelAgpOffsetFromVirtual( intel, firstImage->Data );
- t->BufAddr = 0;
- t->dirty = ~0;
- return GL_TRUE;
- }
- else {
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "Uploading client data to agp\n");
-
- INTEL_FIREVERTICES( intel );
- LOCK_HARDWARE( intel );
-
- if ( t->base.memBlock == NULL ) {
- int heap;
-
- heap = driAllocateTexture( intel->texture_heaps, intel->nr_heaps,
- (driTextureObject *) t );
- if ( heap == -1 ) {
- UNLOCK_HARDWARE( intel );
- return GL_FALSE;
- }
-
- /* Set the base offset of the texture image */
- t->BufAddr = intel->intelScreen->tex.map + t->base.memBlock->ofs;
- t->TextureOffset = intel->intelScreen->tex.offset + t->base.memBlock->ofs;
- t->dirty = ~0;
- }
-
-
- /* Let the world know we've used this memory recently.
- */
- driUpdateTextureLRU( (driTextureObject *) t );
-
-
- /* Upload any images that are new */
- if (t->base.dirty_images[face]) {
- int i;
-
- intelWaitForIdle( intel );
-
- for (i = 0 ; i < numLevels ; i++) {
- int level = i + t->base.firstLevel;
-
- if (t->base.dirty_images[face] & (1<<level)) {
-
- const struct gl_texture_image *image = t->image[face][i].image;
- GLuint offset = t->image[face][i].offset;
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "upload level %d, offset %x\n",
- level, offset);
-
- intelUploadTexImage( intel, t, image, offset );
- }
- }
- t->base.dirty_images[face] = 0;
- intel->perf_boxes |= I830_BOX_TEXTURE_LOAD;
- }
-
- UNLOCK_HARDWARE( intel );
- return GL_TRUE;
- }
-}
-
-/**
- * Allocate a new texture object.
- * Called via ctx->Driver.NewTextureObject.
- * Note: this function will be called during context creation to
- * allocate the default texture objects.
- * Note: we could use containment here to 'derive' the driver-specific
- * texture object from the core mesa gl_texture_object. Not done at this time.
- */
-static struct gl_texture_object *
-intelNewTextureObject( GLcontext *ctx, GLuint name, GLenum target )
-{
- struct gl_texture_object *obj = _mesa_new_texture_object(ctx, name, target);
- INTEL_CONTEXT(ctx)->vtbl.alloc_tex_obj( obj );
- return obj;
-}
-
-
-void intelInitTextureFuncs( struct dd_function_table *functions )
-{
- functions->NewTextureObject = intelNewTextureObject;
- functions->ChooseTextureFormat = intelChooseTextureFormat;
- functions->TexImage1D = intelTexImage1D;
- functions->TexImage2D = intelTexImage2D;
- functions->TexImage3D = intelTexImage3D;
- functions->TexSubImage1D = intelTexSubImage1D;
- functions->TexSubImage2D = intelTexSubImage2D;
- functions->TexSubImage3D = intelTexSubImage3D;
- functions->CopyTexImage1D = _swrast_copy_teximage1d;
- functions->CopyTexImage2D = _swrast_copy_teximage2d;
- functions->CopyTexSubImage1D = _swrast_copy_texsubimage1d;
- functions->CopyTexSubImage2D = _swrast_copy_texsubimage2d;
- functions->CopyTexSubImage3D = _swrast_copy_texsubimage3d;
- functions->DeleteTexture = intelDeleteTexture;
- functions->UpdateTexturePalette = NULL;
- functions->IsTextureResident = driIsTextureResident;
- functions->TestProxyTexImage = _mesa_test_proxy_teximage;
- functions->DeleteTexture = intelDeleteTexture;
- functions->CompressedTexImage2D = intelCompressedTexImage2D;
- functions->CompressedTexSubImage2D = intelCompressedTexSubImage2D;
-}
projects / mesa.git / blobdiff