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Diffstat (limited to 'src/mesa/main/teximage.c')
-rw-r--r--src/mesa/main/teximage.c425
1 files changed, 305 insertions, 120 deletions
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 14f9c60315..db4b51f731 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -1,8 +1,8 @@
-/* $Id: teximage.c,v 1.40 2000/08/21 14:22:24 brianp Exp $ */
+/* $Id: teximage.c,v 1.41 2000/08/29 23:31:23 brianp Exp $ */
/*
* Mesa 3-D graphics library
- * Version: 3.5
+ * Version: 3.4
*
* Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
*
@@ -141,21 +141,23 @@ logbase2( int n )
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;
+ */
+ if (ctx->Driver.BaseCompressedTexFormat) {
+ GLint ifmt = (*ctx->Driver.BaseCompressedTexFormat)(ctx, format);
+ if (ifmt >= 0) {
+ return ifmt;
+ }
+ }
switch (format) {
- case GL_COMPRESSED_ALPHA_ARB:
- if (ctx && !ctx->Extensions.HaveTextureCompression)
- return -1;
- /* fall-through */
case GL_ALPHA:
case GL_ALPHA4:
case GL_ALPHA8:
case GL_ALPHA12:
case GL_ALPHA16:
return GL_ALPHA;
- case GL_COMPRESSED_LUMINANCE_ARB:
- if (ctx && !ctx->Extensions.HaveTextureCompression)
- return -1;
- /* fall-through */
case 1:
case GL_LUMINANCE:
case GL_LUMINANCE4:
@@ -163,10 +165,6 @@ _mesa_base_tex_format( GLcontext *ctx, GLint format )
case GL_LUMINANCE12:
case GL_LUMINANCE16:
return GL_LUMINANCE;
- case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
- if (ctx && !ctx->Extensions.HaveTextureCompression)
- return -1;
- /* fall-through */
case 2:
case GL_LUMINANCE_ALPHA:
case GL_LUMINANCE4_ALPHA4:
@@ -176,31 +174,12 @@ _mesa_base_tex_format( GLcontext *ctx, GLint format )
case GL_LUMINANCE12_ALPHA12:
case GL_LUMINANCE16_ALPHA16:
return GL_LUMINANCE_ALPHA;
- case GL_COMPRESSED_INTENSITY_ARB:
- if (ctx && !ctx->Extensions.HaveTextureCompression)
- return -1;
- /* fall-through */
case GL_INTENSITY:
case GL_INTENSITY4:
case GL_INTENSITY8:
case GL_INTENSITY12:
case GL_INTENSITY16:
return GL_INTENSITY;
- case GL_COMPRESSED_RGB_ARB:
- if (ctx && ctx->Extensions.HaveTextureCompression)
- return GL_RGB;
- else
- return -1;
- case GL_COMPRESSED_RGB_FXT1_3DFX:
- if (ctx && ctx->Extensions.HaveTextureCompressionFXT1)
- return GL_RGB;
- else
- return -1;
- case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- if (ctx && ctx->Extensions.HaveTextureCompressionS3TC)
- return GL_RGB;
- else
- return -1;
case 3:
case GL_RGB:
case GL_R3_G3_B2:
@@ -211,23 +190,6 @@ _mesa_base_tex_format( GLcontext *ctx, GLint format )
case GL_RGB12:
case GL_RGB16:
return GL_RGB;
- case GL_COMPRESSED_RGBA_ARB:
- if (ctx && ctx->Extensions.HaveTextureCompression)
- return GL_RGBA;
- else
- return -1;
- case GL_COMPRESSED_RGBA_FXT1_3DFX:
- if (ctx && ctx->Extensions.HaveTextureCompressionFXT1)
- return GL_RGBA;
- else
- return -1;
- case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- if (ctx && ctx->Extensions.HaveTextureCompressionS3TC)
- return GL_RGBA;
- else
- return -1;
case 4:
case GL_RGBA:
case GL_RGBA2:
@@ -330,25 +292,12 @@ components_in_intformat( GLint format )
* otherwise.
*/
static GLboolean
-is_compressed_format(GLenum internalFormat)
+is_compressed_format(GLcontext *ctx, GLenum internalFormat)
{
- switch (internalFormat) {
- case GL_COMPRESSED_ALPHA_ARB:
- case GL_COMPRESSED_LUMINANCE_ARB:
- case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
- case GL_COMPRESSED_INTENSITY_ARB:
- case GL_COMPRESSED_RGB_ARB:
- case GL_COMPRESSED_RGBA_ARB:
- case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- case GL_COMPRESSED_RGB_FXT1_3DFX:
- case GL_COMPRESSED_RGBA_FXT1_3DFX:
- return GL_TRUE;
- default:
- return GL_FALSE;
- }
+ if (ctx->Driver.IsCompressedFormat) {
+ return (*ctx->Driver.IsCompressedFormat)(ctx, internalFormat);
+ }
+ return GL_FALSE;
}
@@ -513,13 +462,14 @@ _mesa_alloc_texture_image( void )
* Initialize most fields of a gl_texture_image struct.
*/
static void
-init_texture_image( struct gl_texture_image *img,
+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(NULL, internalFormat);
+ img->Format = (GLenum) _mesa_base_tex_format(ctx, internalFormat);
set_teximage_component_sizes( img );
img->IntFormat = (GLenum) internalFormat;
img->Border = border;
@@ -539,7 +489,7 @@ init_texture_image( struct gl_texture_image *img,
img->Height2 = 1 << img->HeightLog2;
img->Depth2 = 1 << img->DepthLog2;
img->MaxLog2 = MAX2(img->WidthLog2, img->HeightLog2);
- img->IsCompressed = is_compressed_format(internalFormat);
+ img->IsCompressed = is_compressed_format(ctx, internalFormat);
}
@@ -558,13 +508,26 @@ _mesa_free_texture_image( struct gl_texture_image *teximage )
/*
* Return number of bytes of storage needed to store a compressed texture
- * image.
+ * image. Only the driver knows for sure. If the driver can't help us,
+ * we must return 0.
*/
GLuint
-_mesa_compressed_image_size(GLenum internalFormat,
- GLint width, GLint height, GLint depth)
+_mesa_compressed_image_size(GLcontext *ctx,
+ GLenum internalFormat,
+ GLint numDimensions,
+ GLint width,
+ GLint height,
+ GLint depth)
{
- return 0;
+ 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;
+ }
}
@@ -690,7 +653,7 @@ _mesa_select_tex_image(GLcontext *ctx, const struct gl_texture_unit *texUnit,
* NOTE: All texture image parameters should have already been error checked.
*/
static void
-make_texture_image( GLcontext *ctx, GLint dimensions,
+make_texture_image( GLcontext *ctx,
struct gl_texture_image *texImage,
GLenum srcFormat, GLenum srcType, const GLvoid *pixels,
const struct gl_pixelstore_attrib *unpacking)
@@ -1005,7 +968,7 @@ texture_error_check( GLcontext *ctx, GLenum target,
return GL_TRUE;
}
- if (!is_compressed_format(internalFormat)) {
+ 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.
@@ -1131,7 +1094,7 @@ subtexture_error_check( GLcontext *ctx, GLuint dimensions,
}
}
- if (!is_compressed_format(destTex->IntFormat)) {
+ 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);
@@ -1350,6 +1313,104 @@ copytexsubimage_error_check( GLcontext *ctx, GLuint dimensions,
/*
+ * 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)
+{
+ char message[100];
+ GLint internalFormat = ifmt;
+
+ if (ctx->Extensions.HaveTextureCompression
+ && ctx->Driver.SpecificCompressedTexFormat) {
+ /*
+ * First, ask the driver for the specific format.
+ */
+ switch (internalFormat) {
+ case GL_COMPRESSED_ALPHA_ARB:
+ case GL_COMPRESSED_LUMINANCE_ARB:
+ case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
+ case GL_COMPRESSED_INTENSITY_ARB:
+ case GL_COMPRESSED_RGB_ARB:
+ case GL_COMPRESSED_RGBA_ARB:
+ internalFormat = (*ctx->Driver.SpecificCompressedTexFormat)
+ (ctx, internalFormat, numDimensions);
+ /* XXX shouldn't we return now? */
+ break;
+ default:
+ /* silence compiler warnings */
+ ;
+ }
+ }
+
+ /*
+ * 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:
+ gl_problem(ctx, "unexpected format in get_specific_compressed_tex_format");
+ }
+ return internalFormat;
+}
+
+
+
+/*
* Called from the API. Note that width includes the border.
*/
void
@@ -1364,6 +1425,19 @@ _mesa_TexImage1D( GLenum target, GLint level, GLint internalFormat,
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);
+ 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, width, 1, 1, border)) {
@@ -1388,7 +1462,7 @@ _mesa_TexImage1D( GLenum target, GLint level, GLint internalFormat,
}
/* setup the teximage struct's fields */
- init_texture_image(texImage, width, 1, 1, border, internalFormat);
+ init_texture_image(ctx, texImage, width, 1, 1, border, internalFormat);
if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
_mesa_update_image_transfer_state(ctx);
@@ -1405,7 +1479,7 @@ _mesa_TexImage1D( GLenum target, GLint level, GLint internalFormat,
}
if (retain || !success) {
/* make internal copy of the texture image */
- make_texture_image(ctx, 1, texImage, format, type,
+ make_texture_image(ctx, texImage, format, type,
pixels, &ctx->Unpack);
if (!success && ctx->Driver.TexImage1D) {
/* let device driver try to use unpacked image */
@@ -1447,7 +1521,7 @@ _mesa_TexImage1D( GLenum target, GLint level, GLint internalFormat,
}
else {
/* if no error, update proxy texture image parameters */
- init_texture_image(ctx->Texture.Proxy1D->Image[level],
+ init_texture_image(ctx, ctx->Texture.Proxy1D->Image[level],
width, 1, 1, border, internalFormat);
}
}
@@ -1474,6 +1548,19 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat,
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);
+ 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, width, height, 1, border)) {
@@ -1499,7 +1586,8 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat,
}
/* setup the teximage struct's fields */
- init_texture_image(texImage, width, height, 1, border, internalFormat);
+ init_texture_image(ctx, texImage, width, height,
+ 1, border, internalFormat);
if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
_mesa_update_image_transfer_state(ctx);
@@ -1516,7 +1604,7 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat,
}
if (retain || !success) {
/* make internal copy of the texture image */
- make_texture_image(ctx, 2, texImage, format, type,
+ make_texture_image(ctx, texImage, format, type,
pixels, &ctx->Unpack);
if (!success && ctx->Driver.TexImage2D) {
/* let device driver try to use unpacked image */
@@ -1567,7 +1655,8 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat,
}
else {
/* if no error, update proxy texture image parameters */
- init_texture_image(ctx->Texture.Proxy2D->Image[level],
+ init_texture_image(ctx,
+ ctx->Texture.Proxy2D->Image[level],
width, height, 1, border, internalFormat);
}
}
@@ -1596,6 +1685,20 @@ _mesa_TexImage3D( GLenum target, GLint level, GLint internalFormat,
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);
+ 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, 3, width, height, depth, border)) {
return; /* error in texture image was detected */
@@ -1619,7 +1722,7 @@ _mesa_TexImage3D( GLenum target, GLint level, GLint internalFormat,
}
/* setup the teximage struct's fields */
- init_texture_image(texImage, width, height, depth,
+ init_texture_image(ctx, texImage, width, height, depth,
border, internalFormat);
if (ctx->ImageTransferState == UPDATE_IMAGE_TRANSFER_STATE)
@@ -1637,7 +1740,7 @@ _mesa_TexImage3D( GLenum target, GLint level, GLint internalFormat,
}
if (retain || !success) {
/* make internal copy of the texture image */
- make_texture_image(ctx, 3, texImage, format, type,
+ make_texture_image(ctx, texImage, format, type,
pixels, &ctx->Unpack);
if (!success && ctx->Driver.TexImage3D) {
/* let device driver try to use unpacked image */
@@ -1679,7 +1782,7 @@ _mesa_TexImage3D( GLenum target, GLint level, GLint internalFormat,
}
else {
/* if no error, update proxy texture image parameters */
- init_texture_image(ctx->Texture.Proxy3D->Image[level],
+ init_texture_image(ctx, ctx->Texture.Proxy3D->Image[level],
width, height, depth, border, internalFormat);
}
}
@@ -1767,7 +1870,7 @@ _mesa_get_teximage_from_driver( GLcontext *ctx, GLenum target, GLint level,
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, 0);
+ imgType, srcPtr, &_mesa_native_packing, GL_FALSE);
destPtr += destBytesPerRow;
srcPtr += srcBytesPerRow;
}
@@ -1779,7 +1882,7 @@ _mesa_get_teximage_from_driver( GLcontext *ctx, GLenum target, GLint level,
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, 0);
+ imgFormat, imgType, srcPtr, &_mesa_native_packing, GL_FALSE);
destPtr += destBytesPerRow;
srcPtr += srcBytesPerRow;
}
@@ -2247,6 +2350,7 @@ _mesa_TexSubImage3D( GLenum target, GLint level,
else {
/* color texture */
GLint img, row;
+ /* XXX convolution */
for (img = 0; img < depth; img++) {
const GLubyte *src = _mesa_image_address(&ctx->Unpack, pixels,
width, height, format, type, img, 0, 0);
@@ -2554,10 +2658,25 @@ _mesa_CompressedTexImage1DARB(GLenum target, GLint level,
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCompressedTexImage1DARB");
+ switch (internalFormat) {
+ case GL_COMPRESSED_ALPHA_ARB:
+ case GL_COMPRESSED_LUMINANCE_ARB:
+ case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
+ case GL_COMPRESSED_INTENSITY_ARB:
+ case GL_COMPRESSED_RGB_ARB:
+ case GL_COMPRESSED_RGBA_ARB:
+ gl_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage1DARB");
+ return;
+ default:
+ /* silence compiler warning */
+ ;
+ }
+
if (target == GL_TEXTURE_1D) {
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)) {
@@ -2582,23 +2701,32 @@ _mesa_CompressedTexImage1DARB(GLenum target, GLint level,
}
/* setup the teximage struct's fields */
- init_texture_image(texImage, width, 1, 1, border, internalFormat);
+ init_texture_image(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,
- data, texObj, texImage, &retain);
+ success = (*ctx->Driver.CompressedTexImage1D)(ctx, target, level,
+ imageSize, data, texObj, texImage, &retain);
}
if (retain || !success) {
/* make internal copy of the texture image */
- GLuint imageSize = _mesa_compressed_image_size(internalFormat,
- width, 1, 1);
- texImage->Data = MALLOC(imageSize);
+ 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, imageSize);
+ MEMCPY(texImage->Data, data, computedImageSize);
}
}
if (!retain && texImage->Data) {
@@ -2610,8 +2738,9 @@ _mesa_CompressedTexImage1DARB(GLenum target, GLint level,
make_null_texture(texImage);
if (ctx->Driver.CompressedTexImage1D) {
GLboolean retain;
- (*ctx->Driver.CompressedTexImage1D)( ctx, target, level,
- texImage->Data, texObj, texImage, &retain);
+ (*ctx->Driver.CompressedTexImage1D)(ctx, target, level, 0,
+ texImage->Data, texObj,
+ texImage, &retain);
}
}
@@ -2631,7 +2760,7 @@ _mesa_CompressedTexImage1DARB(GLenum target, GLint level,
}
else {
/* if no error, update proxy texture image parameters */
- init_texture_image(ctx->Texture.Proxy1D->Image[level],
+ init_texture_image(ctx, ctx->Texture.Proxy1D->Image[level],
width, 1, 1, border, internalFormat);
}
}
@@ -2651,6 +2780,20 @@ _mesa_CompressedTexImage2DARB(GLenum target, GLint level,
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCompressedTexImage2DARB");
+ switch (internalFormat) {
+ case GL_COMPRESSED_ALPHA_ARB:
+ case GL_COMPRESSED_LUMINANCE_ARB:
+ case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
+ case GL_COMPRESSED_INTENSITY_ARB:
+ case GL_COMPRESSED_RGB_ARB:
+ case GL_COMPRESSED_RGBA_ARB:
+ gl_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage2DARB");
+ return;
+ default:
+ /* silence compiler warning */
+ ;
+ }
+
if (target==GL_TEXTURE_2D ||
(ctx->Extensions.HaveTextureCubeMap &&
target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB &&
@@ -2658,6 +2801,7 @@ _mesa_CompressedTexImage2DARB(GLenum target, GLint level,
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)) {
@@ -2682,23 +2826,37 @@ _mesa_CompressedTexImage2DARB(GLenum target, GLint level,
}
/* setup the teximage struct's fields */
- init_texture_image(texImage, width, height, 1, border, internalFormat);
+ 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,
- data, texObj, texImage, &retain);
+ success = (*ctx->Driver.CompressedTexImage2D)( ctx,
+ target,
+ level,
+ imageSize,
+ data,
+ texObj,
+ texImage,
+ &retain);
}
if (retain || !success) {
/* make internal copy of the texture image */
- GLuint imageSize = _mesa_compressed_image_size(internalFormat,
- width, height, 1);
- texImage->Data = MALLOC(imageSize);
+ 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, imageSize);
+ MEMCPY(texImage->Data, data, computedImageSize);
}
}
if (!retain && texImage->Data) {
@@ -2710,8 +2868,9 @@ _mesa_CompressedTexImage2DARB(GLenum target, GLint level,
make_null_texture(texImage);
if (ctx->Driver.CompressedTexImage2D) {
GLboolean retain;
- (*ctx->Driver.CompressedTexImage2D)( ctx, target, level,
- texImage->Data, texObj, texImage, &retain);
+ (*ctx->Driver.CompressedTexImage2D)( ctx, target, level, 0,
+ texImage->Data, texObj,
+ texImage, &retain);
}
}
@@ -2731,7 +2890,7 @@ _mesa_CompressedTexImage2DARB(GLenum target, GLint level,
}
else {
/* if no error, update proxy texture image parameters */
- init_texture_image(ctx->Texture.Proxy2D->Image[level],
+ init_texture_image(ctx, ctx->Texture.Proxy2D->Image[level],
width, 1, 1, border, internalFormat);
}
}
@@ -2751,10 +2910,25 @@ _mesa_CompressedTexImage3DARB(GLenum target, GLint level,
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCompressedTexImage3DARB");
+ switch (internalFormat) {
+ case GL_COMPRESSED_ALPHA_ARB:
+ case GL_COMPRESSED_LUMINANCE_ARB:
+ case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
+ case GL_COMPRESSED_INTENSITY_ARB:
+ case GL_COMPRESSED_RGB_ARB:
+ case GL_COMPRESSED_RGBA_ARB:
+ gl_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage3DARB");
+ return;
+ default:
+ /* silence compiler warning */
+ ;
+ }
+
if (target == GL_TEXTURE_3D) {
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)) {
@@ -2779,23 +2953,34 @@ _mesa_CompressedTexImage3DARB(GLenum target, GLint level,
}
/* setup the teximage struct's fields */
- init_texture_image(texImage, width, height, depth, border, internalFormat);
+ init_texture_image(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,
- data, texObj, texImage, &retain);
+ success = (*ctx->Driver.CompressedTexImage3D)(ctx, target, level,
+ imageSize, data,
+ texObj, texImage,
+ &retain);
}
if (retain || !success) {
/* make internal copy of the texture image */
- GLuint imageSize = _mesa_compressed_image_size(internalFormat,
- width, height, depth);
- texImage->Data = MALLOC(imageSize);
+ 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, imageSize);
+ MEMCPY(texImage->Data, data, computedImageSize);
}
}
if (!retain && texImage->Data) {
@@ -2807,8 +2992,9 @@ _mesa_CompressedTexImage3DARB(GLenum target, GLint level,
make_null_texture(texImage);
if (ctx->Driver.CompressedTexImage3D) {
GLboolean retain;
- (*ctx->Driver.CompressedTexImage3D)( ctx, target, level,
- texImage->Data, texObj, texImage, &retain);
+ (*ctx->Driver.CompressedTexImage3D)( ctx, target, level, 0,
+ texImage->Data, texObj,
+ texImage, &retain);
}
}
@@ -2828,7 +3014,7 @@ _mesa_CompressedTexImage3DARB(GLenum target, GLint level,
}
else {
/* if no error, update proxy texture image parameters */
- init_texture_image(ctx->Texture.Proxy3D->Image[level],
+ init_texture_image(ctx, ctx->Texture.Proxy3D->Image[level],
width, 1, 1, border, internalFormat);
}
}
@@ -2872,7 +3058,6 @@ _mesa_CompressedTexSubImage1DARB(GLenum target, GLint level, GLint xoffset,
gl_problem(ctx, "glCompressedTexSubImage1DARB failed!");
return;
}
-
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-20 04:45:13 +0000