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-rw-r--r--src/mesa/main/texcompress.c47
-rw-r--r--src/mesa/main/texcompress.h17
-rw-r--r--src/mesa/main/teximage.c53
-rw-r--r--src/mesa/main/texstore.c5
4 files changed, 91 insertions, 31 deletions
diff --git a/src/mesa/main/texcompress.c b/src/mesa/main/texcompress.c
index c6c7c8adca0..0a92c926836 100644
--- a/src/mesa/main/texcompress.c
+++ b/src/mesa/main/texcompress.c
@@ -162,6 +162,53 @@ _mesa_compressed_texture_size( GLcontext *ctx,
}
+/**
+ * As above, but format is specified by a GLenum (GL_COMPRESSED_*) token.
+ *
+ * Note: This function CAN NOT return a padded hardware texture size.
+ * That's why we don't call the ctx->Driver.CompressedTextureSize() function.
+ *
+ * We use this function to validate the <imageSize> parameter
+ * of glCompressedTex[Sub]Image1/2/3D(), which must be an exact match.
+ */
+GLuint
+_mesa_compressed_texture_size_glenum(GLcontext *ctx,
+ GLsizei width, GLsizei height,
+ GLsizei depth, GLenum glformat)
+{
+ GLuint mesaFormat;
+
+ switch (glformat) {
+ case GL_COMPRESSED_RGB_FXT1_3DFX:
+ mesaFormat = MESA_FORMAT_RGB_FXT1;
+ break;
+ case GL_COMPRESSED_RGBA_FXT1_3DFX:
+ mesaFormat = MESA_FORMAT_RGBA_FXT1;
+ break;
+ case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+ case GL_RGB_S3TC:
+ mesaFormat = MESA_FORMAT_RGB_DXT1;
+ break;
+ case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+ case GL_RGB4_S3TC:
+ mesaFormat = MESA_FORMAT_RGBA_DXT1;
+ break;
+ case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
+ case GL_RGBA_S3TC:
+ mesaFormat = MESA_FORMAT_RGBA_DXT3;
+ break;
+ case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
+ case GL_RGBA4_S3TC:
+ mesaFormat = MESA_FORMAT_RGBA_DXT5;
+ break;
+ default:
+ return 0;
+ }
+
+ return _mesa_compressed_texture_size(ctx, width, height, depth, mesaFormat);
+}
+
+
/*
* Compute the bytes per row in a compressed texture image.
* We use this for computing the destination address for sub-texture updates.
diff --git a/src/mesa/main/texcompress.h b/src/mesa/main/texcompress.h
index 637c6a80c3e..5b5e64e15dd 100644
--- a/src/mesa/main/texcompress.h
+++ b/src/mesa/main/texcompress.h
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.1
+ * Version: 6.5.1
*
- * Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2006 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"),
@@ -28,6 +28,7 @@
#include "mtypes.h"
#if _HAVE_FULL_GL
+
extern GLuint
_mesa_get_compressed_formats( GLcontext *ctx, GLint *formats );
@@ -36,6 +37,11 @@ _mesa_compressed_texture_size( GLcontext *ctx,
GLsizei width, GLsizei height, GLsizei depth,
GLuint mesaFormat );
+extern GLuint
+_mesa_compressed_texture_size_glenum(GLcontext *ctx,
+ GLsizei width, GLsizei height,
+ GLsizei depth, GLenum glformat);
+
extern GLint
_mesa_compressed_row_stride(GLuint mesaFormat, GLsizei width);
@@ -53,13 +59,16 @@ extern void
_mesa_init_texture_fxt1( GLcontext *ctx );
+#else /* _HAVE_FULL_GL */
-#else
+/* no-op macros */
#define _mesa_get_compressed_formats( c, f ) 0
#define _mesa_compressed_texture_size( c, w, h, d, f ) 0
+#define _mesa_compressed_texture_size_glenum( c, w, h, d, f ) 0
#define _mesa_compressed_row_stride( f, w) 0
#define _mesa_compressed_image_address(c, r, i, f, w, i2 ) 0
#define _mesa_compress_teximage( c, w, h, sF, s, sRS, dF, d, drs ) ((void)0)
-#endif
+
+#endif /* _HAVE_FULL_GL */
#endif /* TEXCOMPRESS_H */
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 4b9b1b8728d..f993e219581 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -533,22 +533,17 @@ is_depthstencil_format(GLenum format)
static GLboolean
is_compressed_format(GLcontext *ctx, GLenum internalFormat)
{
- (void) ctx;
- switch (internalFormat) {
- case GL_COMPRESSED_RGB_FXT1_3DFX:
- case GL_COMPRESSED_RGBA_FXT1_3DFX:
- 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_RGB_S3TC:
- case GL_RGB4_S3TC:
- case GL_RGBA_S3TC:
- case GL_RGBA4_S3TC:
+ GLint supported[100]; /* 100 should be plenty */
+ GLuint i, n;
+
+ n = _mesa_get_compressed_formats(ctx, supported);
+ ASSERT(n < 100);
+ for (i = 0; i < n; i++) {
+ if ((GLint) internalFormat == supported[i]) {
return GL_TRUE;
- default:
- return GL_FALSE;
+ }
}
+ return GL_FALSE;
}
@@ -642,6 +637,8 @@ void
_mesa_free_texture_image_data(GLcontext *ctx,
struct gl_texture_image *texImage)
{
+ (void) ctx;
+
if (texImage->Data && !texImage->IsClientData) {
/* free the old texture data */
_mesa_free_texmemory(texImage->Data);
@@ -2840,7 +2837,7 @@ compressed_texture_error_check(GLcontext *ctx, GLint dimensions,
GLsizei height, GLsizei depth, GLint border,
GLsizei imageSize)
{
- GLint /**expectedSize,**/ maxLevels = 0, maxTextureSize;
+ GLint expectedSize, maxLevels = 0, maxTextureSize;
if (dimensions == 1) {
/* 1D compressed textures not allowed */
@@ -2875,9 +2872,11 @@ compressed_texture_error_check(GLcontext *ctx, GLint dimensions,
maxTextureSize = 1 << (maxLevels - 1);
+ /* This will detect any invalid internalFormat value */
if (!is_compressed_format(ctx, internalFormat))
return GL_INVALID_ENUM;
+ /* This should really never fail */
if (_mesa_base_tex_format(ctx, internalFormat) < 0)
return GL_INVALID_ENUM;
@@ -2909,13 +2908,10 @@ compressed_texture_error_check(GLcontext *ctx, GLint dimensions,
if (level < 0 || level >= maxLevels)
return GL_INVALID_VALUE;
-#if 0
- /* XXX need to renable this code someday! */
- expectedSize = ctx->Driver.CompressedTextureSize(ctx, width, height, depth,
- internalFormat);
+ expectedSize = _mesa_compressed_texture_size_glenum(ctx, width, height,
+ depth, internalFormat);
if (expectedSize != imageSize)
return GL_INVALID_VALUE;
-#endif
return GL_NO_ERROR;
}
@@ -2971,6 +2967,7 @@ compressed_subtexture_error_check(GLcontext *ctx, GLint dimensions,
maxTextureSize = 1 << (maxLevels - 1);
+ /* this will catch any invalid compressed format token */
if (!is_compressed_format(ctx, format))
return GL_INVALID_ENUM;
@@ -2996,8 +2993,8 @@ compressed_subtexture_error_check(GLcontext *ctx, GLint dimensions,
if ((height & 3) != 0 && height != 2 && height != 1)
return GL_INVALID_VALUE;
- expectedSize = ctx->Driver.CompressedTextureSize(ctx, width, height, depth,
- format);
+ expectedSize = _mesa_compressed_texture_size_glenum(ctx, width, height,
+ depth, format);
if (expectedSize != imageSize)
return GL_INVALID_VALUE;
@@ -3265,7 +3262,9 @@ _mesa_CompressedTexSubImage1DARB(GLenum target, GLint level, GLint xoffset,
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
error = compressed_subtexture_error_check(ctx, 1, target, level,
- xoffset, 0, 0, width, 1, 1, format, imageSize);
+ xoffset, 0, 0, /* pos */
+ width, 1, 1, /* size */
+ format, imageSize);
if (error) {
_mesa_error(ctx, error, "glCompressedTexSubImage1D");
return;
@@ -3314,7 +3313,9 @@ _mesa_CompressedTexSubImage2DARB(GLenum target, GLint level, GLint xoffset,
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
error = compressed_subtexture_error_check(ctx, 2, target, level,
- xoffset, yoffset, 0, width, height, 1, format, imageSize);
+ xoffset, yoffset, 0, /* pos */
+ width, height, 1, /* size */
+ format, imageSize);
if (error) {
/* XXX proxy target? */
_mesa_error(ctx, error, "glCompressedTexSubImage2D");
@@ -3365,7 +3366,9 @@ _mesa_CompressedTexSubImage3DARB(GLenum target, GLint level, GLint xoffset,
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
error = compressed_subtexture_error_check(ctx, 3, target, level,
- xoffset, yoffset, zoffset, width, height, depth, format, imageSize);
+ xoffset, yoffset, zoffset,/*pos*/
+ width, height, depth, /*size*/
+ format, imageSize);
if (error) {
_mesa_error(ctx, error, "glCompressedTexSubImage2D");
return;
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index c373d2f95ea..b9a1925be02 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -2383,12 +2383,13 @@ choose_texture_format(GLcontext *ctx, struct gl_texture_image *texImage,
GLuint dims,
GLenum format, GLenum type, GLint internalFormat)
{
- assert(ctx->Driver.ChooseTextureFormat);
+ ASSERT(dims == 1 || dims == 2 || dims == 3);
+ ASSERT(ctx->Driver.ChooseTextureFormat);
texImage->TexFormat
= ctx->Driver.ChooseTextureFormat(ctx, internalFormat, format, type);
- assert(texImage->TexFormat);
+ ASSERT(texImage->TexFormat);
set_fetch_functions(texImage, dims);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 22:57:27 +0000