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authorBrian Paul <[email protected]>2002-09-21 16:51:25 +0000
committerBrian Paul <[email protected]>2002-09-21 16:51:25 +0000
commitc5b995066020191982b2315fc45d05e068eee761 (patch)
tree9ca2e3a49b84631aa61ef97d072439228478b3cb /src/mesa/main/texutil_tmp.h
parentc62aeed003cc20b189d71bc53256419e0d630aaf (diff)
updates from 4.0.4 (MESA_ycbcr_texture, APPLE_client_storage, etc)
Diffstat (limited to 'src/mesa/main/texutil_tmp.h')
-rw-r--r--src/mesa/main/texutil_tmp.h39
1 files changed, 26 insertions, 13 deletions
diff --git a/src/mesa/main/texutil_tmp.h b/src/mesa/main/texutil_tmp.h
index 7a70a55d024..3a225aaac54 100644
--- a/src/mesa/main/texutil_tmp.h
+++ b/src/mesa/main/texutil_tmp.h
@@ -1,4 +1,4 @@
-/* $Id: texutil_tmp.h,v 1.10 2002/06/29 19:48:16 brianp Exp $ */
+/* $Id: texutil_tmp.h,v 1.11 2002/09/21 16:51:25 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -28,14 +28,27 @@
*/
-
/*
- * NOTE: All 3D teximage code is untested and most definitely broken...
+ * For 2D and 3D texture images, we generate functions for
+ * - conversion without pixel unpacking and standard stride
+ * - conversion without pixel unpacking and non-standard stride
+ * - conversion with pixel unpacking and standard stride
+ * - conversion with pixel unpacking and non-standard stride
+ *
+ *
+ * Macros which need to be defined before including this file:
+ * TAG(x) - the function name wrapper
+ * DST_TYPE - the destination texel datatype (GLuint, GLushort, etc)
+ * DST_TEXELS_PER_DWORD - number of dest texels that'll fit in 4 bytes
+ * CONVERT_TEXEL - code to convert from source to dest texel
+ * CONVER_TEXEL_DWORD - if multiple texels fit in 4 bytes, this macros
+ * will convert/store multiple texels at once
+ * CONVERT_DIRECT - if defined, just memcpy texels from src to dest
+ * SRC_TEXEL_BYTES - bytes per source texel
+ * PRESERVE_DST_TYPE - if defined, don't undefined these macros at end
*/
-
-
#define DST_TEXEL_BYTES (4 / DST_TEXELS_PER_DWORD)
#define DST_ROW_BYTES (convert->width * DST_TEXEL_BYTES)
#define DST_ROW_STRIDE (convert->dstImageWidth * DST_TEXEL_BYTES)
@@ -47,7 +60,7 @@
* PRE: No pixelstore attribs, width == dstImageWidth.
*/
static GLboolean
-TAG(texsubimage2d)( struct gl_texture_convert *convert )
+TAG(texsubimage2d)( const struct convert_info *convert )
{
const GLubyte *src = (const GLubyte *)convert->srcImage;
GLuint *dst = (GLuint *)((GLubyte *)convert->dstImage +
@@ -83,7 +96,7 @@ TAG(texsubimage2d)( struct gl_texture_convert *convert )
/* PRE: As above, height == dstImageHeight also.
*/
static GLboolean
-TAG(texsubimage3d)( struct gl_texture_convert *convert )
+TAG(texsubimage3d)( const struct convert_info *convert )
{
const GLubyte *src = (const GLubyte *)convert->srcImage;
GLuint *dst = (GLuint *)((GLubyte *)convert->dstImage +
@@ -122,7 +135,7 @@ TAG(texsubimage3d)( struct gl_texture_convert *convert )
* PRE: No pixelstore attribs, width != dstImageWidth.
*/
static GLboolean
-TAG(texsubimage2d_stride)( struct gl_texture_convert *convert )
+TAG(texsubimage2d_stride)( const struct convert_info *convert )
{
const GLubyte *src = (const GLubyte *)convert->srcImage;
DST_TYPE *dst = (DST_TYPE *)((GLubyte *)convert->dstImage +
@@ -155,7 +168,7 @@ TAG(texsubimage2d_stride)( struct gl_texture_convert *convert )
/* PRE: As above, or height != dstImageHeight also.
*/
static GLboolean
-TAG(texsubimage3d_stride)( struct gl_texture_convert *convert )
+TAG(texsubimage3d_stride)( const struct convert_info *convert )
{
const GLubyte *src = (const GLubyte *)convert->srcImage;
DST_TYPE *dst = (DST_TYPE *)((GLubyte *)convert->dstImage +
@@ -195,7 +208,7 @@ TAG(texsubimage3d_stride)( struct gl_texture_convert *convert )
* PRE: Require pixelstore attribs, width == dstImageWidth.
*/
static GLboolean
-TAG(texsubimage2d_unpack)( struct gl_texture_convert *convert )
+TAG(texsubimage2d_unpack)( const struct convert_info *convert )
{
const GLubyte *src = (const GLubyte *)
_mesa_image_address( convert->unpacking, convert->srcImage,
@@ -253,7 +266,7 @@ TAG(texsubimage2d_unpack)( struct gl_texture_convert *convert )
/* PRE: as above, height == dstImageHeight also.
*/
static GLboolean
-TAG(texsubimage3d_unpack)( struct gl_texture_convert *convert )
+TAG(texsubimage3d_unpack)( const struct convert_info *convert )
{
const GLubyte *src = (const GLubyte *)
_mesa_image_address( convert->unpacking, convert->srcImage,
@@ -328,7 +341,7 @@ TAG(texsubimage3d_unpack)( struct gl_texture_convert *convert )
* PRE: Require pixelstore attribs, width != dstImageWidth.
*/
static GLboolean
-TAG(texsubimage2d_stride_unpack)( struct gl_texture_convert *convert )
+TAG(texsubimage2d_stride_unpack)( const struct convert_info *convert )
{
const GLubyte *src = (const GLubyte *)
_mesa_image_address( convert->unpacking, convert->srcImage,
@@ -376,7 +389,7 @@ TAG(texsubimage2d_stride_unpack)( struct gl_texture_convert *convert )
/* PRE: As above, or height != dstImageHeight also.
*/
static GLboolean
-TAG(texsubimage3d_stride_unpack)( struct gl_texture_convert *convert )
+TAG(texsubimage3d_stride_unpack)( const struct convert_info *convert )
{
const GLubyte *src = (const GLubyte *)
_mesa_image_address( convert->unpacking, convert->srcImage,