/*
* Mesa 3-D graphics library
- * Version: 6.5.3
*
* Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
* Copyright (c) 2008 VMware, Inc.
* 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
- * BRIAN PAUL 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.
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
*/
* GL_EXT_texture_compression_s3tc support.
*/
-#ifndef USE_EXTERNAL_DXTN_LIB
-#define USE_EXTERNAL_DXTN_LIB 1
-#endif
-
#include "glheader.h"
#include "imports.h"
-#include "colormac.h"
#include "dlopen.h"
#include "image.h"
#include "macros.h"
#include "texcompress_s3tc.h"
#include "texstore.h"
#include "format_unpack.h"
+#include "util/format_srgb.h"
#if defined(_WIN32) || defined(WIN32)
#define DXTN_LIBNAME "dxtn.dll"
#define RTLD_LAZY 0
#define RTLD_GLOBAL 0
-#elif defined(__DJGPP__)
-#define DXTN_LIBNAME "dxtn.dxe"
+#elif defined(__CYGWIN__)
+#define DXTN_LIBNAME "cygtxc_dxtn.dll"
#else
#define DXTN_LIBNAME "libtxc_dxtn.so"
#endif
{
/* called during context initialization */
ctx->Mesa_DXTn = GL_FALSE;
-#if USE_EXTERNAL_DXTN_LIB
if (!dxtlibhandle) {
dxtlibhandle = _mesa_dlopen(DXTN_LIBNAME, 0);
if (!dxtlibhandle) {
if (dxtlibhandle) {
ctx->Mesa_DXTn = GL_TRUE;
}
-#else
- (void) ctx;
-#endif
}
/**
GLubyte *dst;
const GLubyte *tempImage = NULL;
- ASSERT(dstFormat == MESA_FORMAT_RGB_DXT1 ||
+ assert(dstFormat == MESA_FORMAT_RGB_DXT1 ||
dstFormat == MESA_FORMAT_SRGB_DXT1);
if (srcFormat != GL_RGB ||
srcType != GL_UNSIGNED_BYTE ||
ctx->_ImageTransferState ||
- srcPacking->RowLength != srcWidth ||
+ ALIGN(srcPacking->RowLength, srcPacking->Alignment) != srcWidth ||
srcPacking->SwapBytes) {
/* convert image to RGB/GLubyte */
- tempImage = _mesa_make_temp_ubyte_image(ctx, dims,
- baseInternalFormat,
- _mesa_get_format_base_format(dstFormat),
- srcWidth, srcHeight, srcDepth,
- srcFormat, srcType, srcAddr,
- srcPacking);
+ GLubyte *tempImageSlices[1];
+ int rgbRowStride = 3 * srcWidth * sizeof(GLubyte);
+ tempImage = malloc(srcWidth * srcHeight * 3 * sizeof(GLubyte));
if (!tempImage)
return GL_FALSE; /* out of memory */
+ tempImageSlices[0] = (GLubyte *) tempImage;
+ _mesa_texstore(ctx, dims,
+ baseInternalFormat,
+ MESA_FORMAT_RGB_UNORM8,
+ rgbRowStride, tempImageSlices,
+ srcWidth, srcHeight, srcDepth,
+ srcFormat, srcType, srcAddr,
+ srcPacking);
pixels = tempImage;
srcFormat = GL_RGB;
}
GLubyte *dst;
const GLubyte *tempImage = NULL;
- ASSERT(dstFormat == MESA_FORMAT_RGBA_DXT1 ||
+ assert(dstFormat == MESA_FORMAT_RGBA_DXT1 ||
dstFormat == MESA_FORMAT_SRGBA_DXT1);
if (srcFormat != GL_RGBA ||
srcType != GL_UNSIGNED_BYTE ||
ctx->_ImageTransferState ||
- srcPacking->RowLength != srcWidth ||
+ ALIGN(srcPacking->RowLength, srcPacking->Alignment) != srcWidth ||
srcPacking->SwapBytes) {
/* convert image to RGBA/GLubyte */
- tempImage = _mesa_make_temp_ubyte_image(ctx, dims,
- baseInternalFormat,
- _mesa_get_format_base_format(dstFormat),
- srcWidth, srcHeight, srcDepth,
- srcFormat, srcType, srcAddr,
- srcPacking);
+ GLubyte *tempImageSlices[1];
+ int rgbaRowStride = 4 * srcWidth * sizeof(GLubyte);
+ tempImage = malloc(srcWidth * srcHeight * 4 * sizeof(GLubyte));
if (!tempImage)
return GL_FALSE; /* out of memory */
+ tempImageSlices[0] = (GLubyte *) tempImage;
+ _mesa_texstore(ctx, dims,
+ baseInternalFormat,
+ _mesa_little_endian() ? MESA_FORMAT_R8G8B8A8_UNORM
+ : MESA_FORMAT_A8B8G8R8_UNORM,
+ rgbaRowStride, tempImageSlices,
+ srcWidth, srcHeight, srcDepth,
+ srcFormat, srcType, srcAddr,
+ srcPacking);
pixels = tempImage;
srcFormat = GL_RGBA;
}
GLubyte *dst;
const GLubyte *tempImage = NULL;
- ASSERT(dstFormat == MESA_FORMAT_RGBA_DXT3 ||
+ assert(dstFormat == MESA_FORMAT_RGBA_DXT3 ||
dstFormat == MESA_FORMAT_SRGBA_DXT3);
if (srcFormat != GL_RGBA ||
srcType != GL_UNSIGNED_BYTE ||
ctx->_ImageTransferState ||
- srcPacking->RowLength != srcWidth ||
+ ALIGN(srcPacking->RowLength, srcPacking->Alignment) != srcWidth ||
srcPacking->SwapBytes) {
/* convert image to RGBA/GLubyte */
- tempImage = _mesa_make_temp_ubyte_image(ctx, dims,
- baseInternalFormat,
- _mesa_get_format_base_format(dstFormat),
- srcWidth, srcHeight, srcDepth,
- srcFormat, srcType, srcAddr,
- srcPacking);
+ GLubyte *tempImageSlices[1];
+ int rgbaRowStride = 4 * srcWidth * sizeof(GLubyte);
+ tempImage = malloc(srcWidth * srcHeight * 4 * sizeof(GLubyte));
if (!tempImage)
return GL_FALSE; /* out of memory */
+ tempImageSlices[0] = (GLubyte *) tempImage;
+ _mesa_texstore(ctx, dims,
+ baseInternalFormat,
+ _mesa_little_endian() ? MESA_FORMAT_R8G8B8A8_UNORM
+ : MESA_FORMAT_A8B8G8R8_UNORM,
+ rgbaRowStride, tempImageSlices,
+ srcWidth, srcHeight, srcDepth,
+ srcFormat, srcType, srcAddr,
+ srcPacking);
pixels = tempImage;
}
else {
GLubyte *dst;
const GLubyte *tempImage = NULL;
- ASSERT(dstFormat == MESA_FORMAT_RGBA_DXT5 ||
+ assert(dstFormat == MESA_FORMAT_RGBA_DXT5 ||
dstFormat == MESA_FORMAT_SRGBA_DXT5);
if (srcFormat != GL_RGBA ||
srcType != GL_UNSIGNED_BYTE ||
ctx->_ImageTransferState ||
- srcPacking->RowLength != srcWidth ||
+ ALIGN(srcPacking->RowLength, srcPacking->Alignment) != srcWidth ||
srcPacking->SwapBytes) {
/* convert image to RGBA/GLubyte */
- tempImage = _mesa_make_temp_ubyte_image(ctx, dims,
- baseInternalFormat,
- _mesa_get_format_base_format(dstFormat),
- srcWidth, srcHeight, srcDepth,
- srcFormat, srcType, srcAddr,
- srcPacking);
+ GLubyte *tempImageSlices[1];
+ int rgbaRowStride = 4 * srcWidth * sizeof(GLubyte);
+ tempImage = malloc(srcWidth * srcHeight * 4 * sizeof(GLubyte));
if (!tempImage)
return GL_FALSE; /* out of memory */
+ tempImageSlices[0] = (GLubyte *) tempImage;
+ _mesa_texstore(ctx, dims,
+ baseInternalFormat,
+ _mesa_little_endian() ? MESA_FORMAT_R8G8B8A8_UNORM
+ : MESA_FORMAT_A8B8G8R8_UNORM,
+ rgbaRowStride, tempImageSlices,
+ srcWidth, srcHeight, srcDepth,
+ srcFormat, srcType, srcAddr,
+ srcPacking);
pixels = tempImage;
}
else {
static void
-fetch_rgb_dxt1(const GLubyte *map, const GLuint imageOffsets[],
- GLint rowStride, GLint i, GLint j, GLint k, GLfloat *texel)
+fetch_rgb_dxt1(const GLubyte *map,
+ GLint rowStride, GLint i, GLint j, GLfloat *texel)
{
if (fetch_ext_rgb_dxt1) {
- GLuint sliceOffset = k ? imageOffsets[k] / 2 : 0;
GLubyte tex[4];
- fetch_ext_rgb_dxt1(rowStride, map + sliceOffset, i, j, tex);
+ fetch_ext_rgb_dxt1(rowStride, map, i, j, tex);
texel[RCOMP] = UBYTE_TO_FLOAT(tex[RCOMP]);
texel[GCOMP] = UBYTE_TO_FLOAT(tex[GCOMP]);
texel[BCOMP] = UBYTE_TO_FLOAT(tex[BCOMP]);
}
static void
-fetch_rgba_dxt1(const GLubyte *map, const GLuint imageOffsets[],
- GLint rowStride, GLint i, GLint j, GLint k, GLfloat *texel)
+fetch_rgba_dxt1(const GLubyte *map,
+ GLint rowStride, GLint i, GLint j, GLfloat *texel)
{
if (fetch_ext_rgba_dxt1) {
- GLuint sliceOffset = k ? imageOffsets[k] / 2 : 0;
GLubyte tex[4];
- fetch_ext_rgba_dxt1(rowStride, map + sliceOffset, i, j, tex);
+ fetch_ext_rgba_dxt1(rowStride, map, i, j, tex);
texel[RCOMP] = UBYTE_TO_FLOAT(tex[RCOMP]);
texel[GCOMP] = UBYTE_TO_FLOAT(tex[GCOMP]);
texel[BCOMP] = UBYTE_TO_FLOAT(tex[BCOMP]);
}
static void
-fetch_rgba_dxt3(const GLubyte *map, const GLuint imageOffsets[],
- GLint rowStride, GLint i, GLint j, GLint k, GLfloat *texel)
+fetch_rgba_dxt3(const GLubyte *map,
+ GLint rowStride, GLint i, GLint j, GLfloat *texel)
{
if (fetch_ext_rgba_dxt3) {
- GLuint sliceOffset = k ? imageOffsets[k] : 0;
GLubyte tex[4];
- fetch_ext_rgba_dxt3(rowStride, map + sliceOffset, i, j, tex);
+ fetch_ext_rgba_dxt3(rowStride, map, i, j, tex);
texel[RCOMP] = UBYTE_TO_FLOAT(tex[RCOMP]);
texel[GCOMP] = UBYTE_TO_FLOAT(tex[GCOMP]);
texel[BCOMP] = UBYTE_TO_FLOAT(tex[BCOMP]);
}
static void
-fetch_rgba_dxt5(const GLubyte *map, const GLuint imageOffsets[],
- GLint rowStride, GLint i, GLint j, GLint k, GLfloat *texel)
+fetch_rgba_dxt5(const GLubyte *map,
+ GLint rowStride, GLint i, GLint j, GLfloat *texel)
{
if (fetch_ext_rgba_dxt5) {
- GLuint sliceOffset = k ? imageOffsets[k] : 0;
GLubyte tex[4];
- fetch_ext_rgba_dxt5(rowStride, map + sliceOffset, i, j, tex);
+ fetch_ext_rgba_dxt5(rowStride, map, i, j, tex);
texel[RCOMP] = UBYTE_TO_FLOAT(tex[RCOMP]);
texel[GCOMP] = UBYTE_TO_FLOAT(tex[GCOMP]);
texel[BCOMP] = UBYTE_TO_FLOAT(tex[BCOMP]);
static void
-fetch_srgb_dxt1(const GLubyte *map, const GLuint imageOffsets[],
- GLint rowStride, GLint i, GLint j, GLint k, GLfloat *texel)
+fetch_srgb_dxt1(const GLubyte *map,
+ GLint rowStride, GLint i, GLint j, GLfloat *texel)
{
if (fetch_ext_rgb_dxt1) {
- GLuint sliceOffset = k ? imageOffsets[k] / 2 : 0;
GLubyte tex[4];
- fetch_ext_rgb_dxt1(rowStride, map + sliceOffset, i, j, tex);
- texel[RCOMP] = _mesa_nonlinear_to_linear(tex[RCOMP]);
- texel[GCOMP] = _mesa_nonlinear_to_linear(tex[GCOMP]);
- texel[BCOMP] = _mesa_nonlinear_to_linear(tex[BCOMP]);
+ fetch_ext_rgb_dxt1(rowStride, map, i, j, tex);
+ texel[RCOMP] = util_format_srgb_8unorm_to_linear_float(tex[RCOMP]);
+ texel[GCOMP] = util_format_srgb_8unorm_to_linear_float(tex[GCOMP]);
+ texel[BCOMP] = util_format_srgb_8unorm_to_linear_float(tex[BCOMP]);
texel[ACOMP] = UBYTE_TO_FLOAT(tex[ACOMP]);
}
else {
}
static void
-fetch_srgba_dxt1(const GLubyte *map, const GLuint imageOffsets[],
- GLint rowStride, GLint i, GLint j, GLint k, GLfloat *texel)
+fetch_srgba_dxt1(const GLubyte *map,
+ GLint rowStride, GLint i, GLint j, GLfloat *texel)
{
if (fetch_ext_rgba_dxt1) {
- GLuint sliceOffset = k ? imageOffsets[k] / 2 : 0;
GLubyte tex[4];
- fetch_ext_rgba_dxt1(rowStride, map + sliceOffset, i, j, tex);
- texel[RCOMP] = _mesa_nonlinear_to_linear(tex[RCOMP]);
- texel[GCOMP] = _mesa_nonlinear_to_linear(tex[GCOMP]);
- texel[BCOMP] = _mesa_nonlinear_to_linear(tex[BCOMP]);
+ fetch_ext_rgba_dxt1(rowStride, map, i, j, tex);
+ texel[RCOMP] = util_format_srgb_8unorm_to_linear_float(tex[RCOMP]);
+ texel[GCOMP] = util_format_srgb_8unorm_to_linear_float(tex[GCOMP]);
+ texel[BCOMP] = util_format_srgb_8unorm_to_linear_float(tex[BCOMP]);
texel[ACOMP] = UBYTE_TO_FLOAT(tex[ACOMP]);
}
else {
}
static void
-fetch_srgba_dxt3(const GLubyte *map, const GLuint imageOffsets[],
- GLint rowStride, GLint i, GLint j, GLint k, GLfloat *texel)
+fetch_srgba_dxt3(const GLubyte *map,
+ GLint rowStride, GLint i, GLint j, GLfloat *texel)
{
if (fetch_ext_rgba_dxt3) {
- GLuint sliceOffset = k ? imageOffsets[k] : 0;
GLubyte tex[4];
- fetch_ext_rgba_dxt3(rowStride, map + sliceOffset, i, j, tex);
- texel[RCOMP] = _mesa_nonlinear_to_linear(tex[RCOMP]);
- texel[GCOMP] = _mesa_nonlinear_to_linear(tex[GCOMP]);
- texel[BCOMP] = _mesa_nonlinear_to_linear(tex[BCOMP]);
+ fetch_ext_rgba_dxt3(rowStride, map, i, j, tex);
+ texel[RCOMP] = util_format_srgb_8unorm_to_linear_float(tex[RCOMP]);
+ texel[GCOMP] = util_format_srgb_8unorm_to_linear_float(tex[GCOMP]);
+ texel[BCOMP] = util_format_srgb_8unorm_to_linear_float(tex[BCOMP]);
texel[ACOMP] = UBYTE_TO_FLOAT(tex[ACOMP]);
}
else {
}
static void
-fetch_srgba_dxt5(const GLubyte *map, const GLuint imageOffsets[],
- GLint rowStride, GLint i, GLint j, GLint k, GLfloat *texel)
+fetch_srgba_dxt5(const GLubyte *map,
+ GLint rowStride, GLint i, GLint j, GLfloat *texel)
{
if (fetch_ext_rgba_dxt5) {
- GLuint sliceOffset = k ? imageOffsets[k] : 0;
GLubyte tex[4];
- fetch_ext_rgba_dxt5(rowStride, map + sliceOffset, i, j, tex);
- texel[RCOMP] = _mesa_nonlinear_to_linear(tex[RCOMP]);
- texel[GCOMP] = _mesa_nonlinear_to_linear(tex[GCOMP]);
- texel[BCOMP] = _mesa_nonlinear_to_linear(tex[BCOMP]);
+ fetch_ext_rgba_dxt5(rowStride, map, i, j, tex);
+ texel[RCOMP] = util_format_srgb_8unorm_to_linear_float(tex[RCOMP]);
+ texel[GCOMP] = util_format_srgb_8unorm_to_linear_float(tex[GCOMP]);
+ texel[BCOMP] = util_format_srgb_8unorm_to_linear_float(tex[BCOMP]);
texel[ACOMP] = UBYTE_TO_FLOAT(tex[ACOMP]);
}
else {
compressed_fetch_func
-_mesa_get_dxt_fetch_func(gl_format format)
+_mesa_get_dxt_fetch_func(mesa_format format)
{
switch (format) {
case MESA_FORMAT_RGB_DXT1: