*/
#include "imports.h"
+#include "formats.h"
#include "mipmap.h"
-#include "texcompress.h"
-#include "texformat.h"
#include "teximage.h"
+#include "texstore.h"
#include "image.h"
GLuint i, j, k;
const GLuint *rowA = (const GLuint *) srcRowA;
const GLuint *rowB = (const GLuint *) srcRowB;
- GLfloat *dst = (GLfloat *) dstRow;
+ GLuint *dst = (GLuint *) dstRow;
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
i++, j += colStride, k += colStride) {
dst[i] = (GLfloat)(rowA[j] / 4 + rowA[k] / 4 + rowB[j] / 4 + rowB[k] / 4);
FILTER_3D(0);
}
}
- if ((datatype == GL_BYTE) && (comps == 4)) {
+ else if ((datatype == GL_BYTE) && (comps == 4)) {
DECLARE_ROW_POINTERS(GLbyte, 4);
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
if (border) {
/* copy left-most pixel from source */
- MEMCPY(dstPtr, srcPtr, bpt);
+ assert(dstPtr);
+ assert(srcPtr);
+ memcpy(dstPtr, srcPtr, bpt);
/* copy right-most pixel from source */
- MEMCPY(dstPtr + (dstWidth - 1) * bpt,
+ memcpy(dstPtr + (dstWidth - 1) * bpt,
srcPtr + (srcWidth - 1) * bpt,
bpt);
}
const GLint dstRowBytes = bpt * dstRowStride;
const GLubyte *srcA, *srcB;
GLubyte *dst;
- GLint row;
+ GLint row, srcRowStep;
/* Compute src and dst pointers, skipping any border */
srcA = srcPtr + border * ((srcWidth + 1) * bpt);
- if (srcHeight > 1)
+ if (srcHeight > 1 && srcHeight > dstHeight) {
+ /* sample from two source rows */
srcB = srcA + srcRowBytes;
- else
+ srcRowStep = 2;
+ }
+ else {
+ /* sample from one source row */
srcB = srcA;
+ srcRowStep = 1;
+ }
+
dst = dstPtr + border * ((dstWidth + 1) * bpt);
for (row = 0; row < dstHeightNB; row++) {
do_row(datatype, comps, srcWidthNB, srcA, srcB,
dstWidthNB, dst);
- srcA += 2 * srcRowBytes;
- srcB += 2 * srcRowBytes;
+ srcA += srcRowStep * srcRowBytes;
+ srcB += srcRowStep * srcRowBytes;
dst += dstRowBytes;
}
if (border > 0) {
/* fill in dest border */
/* lower-left border pixel */
- MEMCPY(dstPtr, srcPtr, bpt);
+ assert(dstPtr);
+ assert(srcPtr);
+ memcpy(dstPtr, srcPtr, bpt);
/* lower-right border pixel */
- MEMCPY(dstPtr + (dstWidth - 1) * bpt,
+ memcpy(dstPtr + (dstWidth - 1) * bpt,
srcPtr + (srcWidth - 1) * bpt, bpt);
/* upper-left border pixel */
- MEMCPY(dstPtr + dstWidth * (dstHeight - 1) * bpt,
+ memcpy(dstPtr + dstWidth * (dstHeight - 1) * bpt,
srcPtr + srcWidth * (srcHeight - 1) * bpt, bpt);
/* upper-right border pixel */
- MEMCPY(dstPtr + (dstWidth * dstHeight - 1) * bpt,
+ memcpy(dstPtr + (dstWidth * dstHeight - 1) * bpt,
srcPtr + (srcWidth * srcHeight - 1) * bpt, bpt);
/* lower border */
do_row(datatype, comps, srcWidthNB,
if (srcHeight == dstHeight) {
/* copy border pixel from src to dst */
for (row = 1; row < srcHeight; row++) {
- MEMCPY(dstPtr + dstWidth * row * bpt,
+ memcpy(dstPtr + dstWidth * row * bpt,
srcPtr + srcWidth * row * bpt, bpt);
- MEMCPY(dstPtr + (dstWidth * row + dstWidth - 1) * bpt,
+ memcpy(dstPtr + (dstWidth * row + dstWidth - 1) * bpt,
srcPtr + (srcWidth * row + srcWidth - 1) * bpt, bpt);
}
}
*/
/*
- _mesa_printf("mip3d %d x %d x %d -> %d x %d x %d\n",
+ printf("mip3d %d x %d x %d -> %d x %d x %d\n",
srcWidth, srcHeight, srcDepth, dstWidth, dstHeight, dstDepth);
*/
/* do border along [img][row=0][col=0] */
src = srcPtr + (img + 1) * bytesPerSrcImage;
dst = dstPtr + (img + 1) * bytesPerDstImage;
- MEMCPY(dst, src, bpt);
+ memcpy(dst, src, bpt);
/* do border along [img][row=dstHeight-1][col=0] */
src = srcPtr + (img * 2 + 1) * bytesPerSrcImage
+ (srcHeight - 1) * bytesPerSrcRow;
dst = dstPtr + (img + 1) * bytesPerDstImage
+ (dstHeight - 1) * bytesPerDstRow;
- MEMCPY(dst, src, bpt);
+ memcpy(dst, src, bpt);
/* do border along [img][row=0][col=dstWidth-1] */
src = srcPtr + (img * 2 + 1) * bytesPerSrcImage
+ (srcWidth - 1) * bpt;
dst = dstPtr + (img + 1) * bytesPerDstImage
+ (dstWidth - 1) * bpt;
- MEMCPY(dst, src, bpt);
+ memcpy(dst, src, bpt);
/* do border along [img][row=dstHeight-1][col=dstWidth-1] */
src = srcPtr + (img * 2 + 1) * bytesPerSrcImage
+ (bytesPerSrcImage - bpt);
dst = dstPtr + (img + 1) * bytesPerDstImage
+ (bytesPerDstImage - bpt);
- MEMCPY(dst, src, bpt);
+ memcpy(dst, src, bpt);
}
}
else {
if (border) {
/* copy left-most pixel from source */
- MEMCPY(dstPtr, srcPtr, bpt);
+ assert(dstPtr);
+ assert(srcPtr);
+ memcpy(dstPtr, srcPtr, bpt);
/* copy right-most pixel from source */
- MEMCPY(dstPtr + (dstWidth - 1) * bpt,
+ memcpy(dstPtr + (dstWidth - 1) * bpt,
srcPtr + (srcWidth - 1) * bpt,
bpt);
}
if (border > 0) {
/* fill in dest border */
/* lower-left border pixel */
- MEMCPY(dstPtr, srcPtr, bpt);
+ assert(dstPtr);
+ assert(srcPtr);
+ memcpy(dstPtr, srcPtr, bpt);
/* lower-right border pixel */
- MEMCPY(dstPtr + (dstWidth - 1) * bpt,
+ memcpy(dstPtr + (dstWidth - 1) * bpt,
srcPtr + (srcWidth - 1) * bpt, bpt);
/* upper-left border pixel */
- MEMCPY(dstPtr + dstWidth * (dstHeight - 1) * bpt,
+ memcpy(dstPtr + dstWidth * (dstHeight - 1) * bpt,
srcPtr + srcWidth * (srcHeight - 1) * bpt, bpt);
/* upper-right border pixel */
- MEMCPY(dstPtr + (dstWidth * dstHeight - 1) * bpt,
+ memcpy(dstPtr + (dstWidth * dstHeight - 1) * bpt,
srcPtr + (srcWidth * srcHeight - 1) * bpt, bpt);
/* lower border */
do_row(datatype, comps, srcWidthNB,
if (srcHeight == dstHeight) {
/* copy border pixel from src to dst */
for (row = 1; row < srcHeight; row++) {
- MEMCPY(dstPtr + dstWidth * row * bpt,
+ memcpy(dstPtr + dstWidth * row * bpt,
srcPtr + srcWidth * row * bpt, bpt);
- MEMCPY(dstPtr + (dstWidth * row + dstWidth - 1) * bpt,
+ memcpy(dstPtr + (dstWidth * row + dstWidth - 1) * bpt,
srcPtr + (srcWidth * row + srcWidth - 1) * bpt, bpt);
}
}
* GL_TEXTURE_CUBE_MAP_POSITIVE/NEGATIVE_X/Y/Z; never GL_TEXTURE_CUBE_MAP.
*/
void
-_mesa_generate_mipmap(GLcontext *ctx, GLenum target,
+_mesa_generate_mipmap(struct gl_context *ctx, GLenum target,
struct gl_texture_object *texObj)
{
const struct gl_texture_image *srcImage;
- const struct gl_texture_format *convertFormat;
+ gl_format convertFormat;
const GLubyte *srcData = NULL;
GLubyte *dstData = NULL;
GLint level, maxLevels;
GLuint comps;
ASSERT(texObj);
- /* XXX choose cube map face here??? */
- srcImage = texObj->Image[0][texObj->BaseLevel];
+ srcImage = _mesa_select_tex_image(ctx, texObj, target, texObj->BaseLevel);
ASSERT(srcImage);
maxLevels = _mesa_max_texture_levels(ctx, texObj->Target);
ASSERT(maxLevels > 0); /* bad target */
/* Find convertFormat - the format that do_row() will process */
- if (srcImage->IsCompressed) {
- /* setup for compressed textures */
+
+ if (_mesa_is_format_compressed(srcImage->TexFormat)) {
+ /* setup for compressed textures - need to allocate temporary
+ * image buffers to hold uncompressed images.
+ */
GLuint row;
GLint components, size;
GLchan *dst;
texObj->Target == GL_TEXTURE_CUBE_MAP_ARB);
if (srcImage->_BaseFormat == GL_RGB) {
- convertFormat = &_mesa_texformat_rgb;
+ convertFormat = MESA_FORMAT_RGB888;
components = 3;
}
else if (srcImage->_BaseFormat == GL_RGBA) {
- convertFormat = &_mesa_texformat_rgba;
+ convertFormat = MESA_FORMAT_RGBA8888;
components = 4;
}
else {
size = _mesa_bytes_per_pixel(srcImage->_BaseFormat, CHAN_TYPE)
* srcImage->Width * srcImage->Height * srcImage->Depth + 20;
/* 20 extra bytes, just be safe when calling last FetchTexel */
- srcData = (GLubyte *) _mesa_malloc(size);
+ srcData = (GLubyte *) malloc(size);
if (!srcData) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "generate mipmaps");
return;
}
- dstData = (GLubyte *) _mesa_malloc(size / 2); /* 1/4 would probably be OK */
+ dstData = (GLubyte *) malloc(size / 2); /* 1/4 would probably be OK */
if (!dstData) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "generate mipmaps");
- _mesa_free((void *) srcData);
+ free((void *) srcData);
return;
}
struct gl_texture_image *dstImage;
GLint srcWidth, srcHeight, srcDepth;
GLint dstWidth, dstHeight, dstDepth;
- GLint border, bytesPerTexel;
+ GLint border;
GLboolean nextLevel;
/* get src image parameters */
&dstWidth, &dstHeight, &dstDepth);
if (!nextLevel) {
/* all done */
- if (srcImage->IsCompressed) {
- _mesa_free((void *) srcData);
- _mesa_free(dstData);
+ if (_mesa_is_format_compressed(srcImage->TexFormat)) {
+ free((void *) srcData);
+ free(dstData);
}
return;
}
dstImage->TexFormat = srcImage->TexFormat;
dstImage->FetchTexelc = srcImage->FetchTexelc;
dstImage->FetchTexelf = srcImage->FetchTexelf;
- dstImage->IsCompressed = srcImage->IsCompressed;
- if (dstImage->IsCompressed) {
- dstImage->CompressedSize
- = ctx->Driver.CompressedTextureSize(ctx, dstImage->Width,
- dstImage->Height,
- dstImage->Depth,
- dstImage->TexFormat->MesaFormat);
- ASSERT(dstImage->CompressedSize > 0);
- }
-
- ASSERT(dstImage->TexFormat);
- ASSERT(dstImage->FetchTexelc);
- ASSERT(dstImage->FetchTexelf);
- /* Alloc new teximage data buffer.
- * Setup src and dest data pointers.
- */
- if (dstImage->IsCompressed) {
- dstImage->Data = _mesa_alloc_texmemory(dstImage->CompressedSize);
+ /* Alloc new teximage data buffer */
+ {
+ GLuint size = _mesa_format_image_size(dstImage->TexFormat,
+ dstWidth, dstHeight, dstDepth);
+ dstImage->Data = _mesa_alloc_texmemory(size);
if (!dstImage->Data) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "generating mipmaps");
return;
}
+ }
+
+ /* Setup src and dest data pointers */
+ if (_mesa_is_format_compressed(dstImage->TexFormat)) {
/* srcData and dstData are already set */
ASSERT(srcData);
ASSERT(dstData);
}
else {
- bytesPerTexel = dstImage->TexFormat->TexelBytes;
- ASSERT(dstWidth * dstHeight * dstDepth * bytesPerTexel > 0);
- dstImage->Data = _mesa_alloc_texmemory(dstWidth * dstHeight
- * dstDepth * bytesPerTexel);
- if (!dstImage->Data) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "generating mipmaps");
- return;
- }
srcData = (const GLubyte *) srcImage->Data;
dstData = (GLubyte *) dstImage->Data;
}
+ ASSERT(dstImage->TexFormat);
+ ASSERT(dstImage->FetchTexelc);
+ ASSERT(dstImage->FetchTexelf);
+
_mesa_generate_mipmap_level(target, datatype, comps, border,
srcWidth, srcHeight, srcDepth,
srcData, srcImage->RowStride,
dstData, dstImage->RowStride);
- if (dstImage->IsCompressed) {
+ if (_mesa_is_format_compressed(dstImage->TexFormat)) {
GLubyte *temp;
/* compress image from dstData into dstImage->Data */
- const GLenum srcFormat = convertFormat->BaseFormat;
+ const GLenum srcFormat = _mesa_get_format_base_format(convertFormat);
GLint dstRowStride
- = _mesa_compressed_row_stride(dstImage->TexFormat->MesaFormat, dstWidth);
+ = _mesa_format_row_stride(dstImage->TexFormat, dstWidth);
ASSERT(srcFormat == GL_RGB || srcFormat == GL_RGBA);
- dstImage->TexFormat->StoreImage(ctx, 2, dstImage->_BaseFormat,
- dstImage->TexFormat,
- dstImage->Data,
- 0, 0, 0, /* dstX/Y/Zoffset */
- dstRowStride, 0, /* strides */
- dstWidth, dstHeight, 1, /* size */
- srcFormat, CHAN_TYPE,
- dstData, /* src data, actually */
- &ctx->DefaultPacking);
+
+ _mesa_texstore(ctx, 2, dstImage->_BaseFormat,
+ dstImage->TexFormat,
+ dstImage->Data,
+ 0, 0, 0, /* dstX/Y/Zoffset */
+ dstRowStride, 0, /* strides */
+ dstWidth, dstHeight, 1, /* size */
+ srcFormat, CHAN_TYPE,
+ dstData, /* src data, actually */
+ &ctx->DefaultPacking);
+
/* swap src and dest pointers */
temp = (GLubyte *) srcData;
srcData = dstData;
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