/*
* Mesa 3-D graphics library
- * Version: 6.5.1
+ * Version: 7.7
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ * Copyright (c) 2008-2009 VMware, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* Texture formats.
*
* \author Gareth Hughes
+ * \author Brian Paul
*/
-#include "colormac.h"
#include "context.h"
+#include "texcompress.h"
#include "texformat.h"
-#include "texstore.h"
-
-
-#if FEATURE_EXT_texture_sRGB
-
-/**
- * Convert an 8-bit sRGB value from non-linear space to a
- * linear RGB value in [0, 1].
- * Implemented with a 256-entry lookup table.
- */
-static INLINE GLfloat
-nonlinear_to_linear(GLubyte cs8)
-{
- static GLfloat table[256];
- static GLboolean tableReady = GL_FALSE;
- if (!tableReady) {
- /* compute lookup table now */
- GLuint i;
- for (i = 0; i < 256; i++) {
- const GLfloat cs = UBYTE_TO_FLOAT(i);
- if (cs <= 0.04045) {
- table[i] = cs / 12.92f;
- }
- else {
- table[i] = (GLfloat) _mesa_pow((cs + 0.055) / 1.055, 2.4);
- }
- }
- tableReady = GL_TRUE;
- }
- return table[cs8];
-}
-
-
-#endif /* FEATURE_EXT_texture_sRGB */
-
-
-/* Texel fetch routines for all supported formats
- */
-#define DIM 1
-#include "texformat_tmp.h"
-
-#define DIM 2
-#include "texformat_tmp.h"
-
-#define DIM 3
-#include "texformat_tmp.h"
-
-/**
- * Null texel fetch function.
- *
- * Have to have this so the FetchTexel function pointer is never NULL.
- */
-static void fetch_null_texel( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
-{
- (void) texImage; (void) i; (void) j; (void) k;
- texel[RCOMP] = 0;
- texel[GCOMP] = 0;
- texel[BCOMP] = 0;
- texel[ACOMP] = 0;
- _mesa_warning(NULL, "fetch_null_texel() called!");
-}
-
-static void fetch_null_texelf( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel )
-{
- (void) texImage; (void) i; (void) j; (void) k;
- texel[RCOMP] = 0.0;
- texel[GCOMP] = 0.0;
- texel[BCOMP] = 0.0;
- texel[ACOMP] = 0.0;
- _mesa_warning(NULL, "fetch_null_texelf() called!");
-}
-
-static void store_null_texel(struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, const void *texel)
-{
- (void) texImage;
- (void) i;
- (void) j;
- (void) k;
- (void) texel;
- /* no-op */
-}
-
-
-/**
- * Notes about the predefined gl_texture_formats:
- *
- * 1. There are 1D, 2D and 3D functions for fetching texels from texture
- * images, returning both GLchan values and GLfloat values. (six
- * functions in total)
- * You don't have to provide both the GLchan and GLfloat functions;
- * just one or the other is OK. Mesa will use an "adaptor" to convert
- * between GLchan/GLfloat when needed.
- * Since the adaptors have small performance penalty, we provide both
- * GLchan and GLfloat functions for some common formats like RGB, RGBA.
- */
-
-
-/***************************************************************/
-/** \name Default GLchan-based formats */
-/*@{*/
-
-const struct gl_texture_format _mesa_texformat_rgba = {
- MESA_FORMAT_RGBA, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- CHAN_BITS, /* RedBits */
- CHAN_BITS, /* GreenBits */
- CHAN_BITS, /* BlueBits */
- CHAN_BITS, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 4 * sizeof(GLchan), /* TexelBytes */
- _mesa_texstore_rgba, /* StoreTexImageFunc */
- fetch_texel_1d_rgba, /* FetchTexel1D */
- fetch_texel_2d_rgba, /* FetchTexel2D */
- fetch_texel_3d_rgba, /* FetchTexel3D */
- fetch_texel_1d_f_rgba, /* FetchTexel1Df */
- fetch_texel_2d_f_rgba, /* FetchTexel2Df */
- fetch_texel_3d_f_rgba, /* FetchTexel3Df */
- store_texel_rgba /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb = {
- MESA_FORMAT_RGB, /* MesaFormat */
- GL_RGB, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- CHAN_BITS, /* RedBits */
- CHAN_BITS, /* GreenBits */
- CHAN_BITS, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 3 * sizeof(GLchan), /* TexelBytes */
- _mesa_texstore_rgba,/*yes*/ /* StoreTexImageFunc */
- fetch_texel_1d_rgb, /* FetchTexel1D */
- fetch_texel_2d_rgb, /* FetchTexel2D */
- fetch_texel_3d_rgb, /* FetchTexel3D */
- fetch_texel_1d_f_rgb, /* FetchTexel1Df */
- fetch_texel_2d_f_rgb, /* FetchTexel2Df */
- fetch_texel_3d_f_rgb, /* FetchTexel3Df */
- store_texel_rgb /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_alpha = {
- MESA_FORMAT_ALPHA, /* MesaFormat */
- GL_ALPHA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- CHAN_BITS, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- sizeof(GLchan), /* TexelBytes */
- _mesa_texstore_rgba,/*yes*/ /* StoreTexImageFunc */
- fetch_texel_1d_alpha, /* FetchTexel1D */
- fetch_texel_2d_alpha, /* FetchTexel2D */
- fetch_texel_3d_alpha, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_alpha /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance = {
- MESA_FORMAT_LUMINANCE, /* MesaFormat */
- GL_LUMINANCE, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- CHAN_BITS, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- sizeof(GLchan), /* TexelBytes */
- _mesa_texstore_rgba,/*yes*/ /* StoreTexImageFunc */
- fetch_texel_1d_luminance, /* FetchTexel1D */
- fetch_texel_2d_luminance, /* FetchTexel2D */
- fetch_texel_3d_luminance, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_luminance /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance_alpha = {
- MESA_FORMAT_LUMINANCE_ALPHA, /* MesaFormat */
- GL_LUMINANCE_ALPHA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- CHAN_BITS, /* AlphaBits */
- CHAN_BITS, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2 * sizeof(GLchan), /* TexelBytes */
- _mesa_texstore_rgba,/*yes*/ /* StoreTexImageFunc */
- fetch_texel_1d_luminance_alpha, /* FetchTexel1D */
- fetch_texel_2d_luminance_alpha, /* FetchTexel2D */
- fetch_texel_3d_luminance_alpha, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_luminance_alpha /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_intensity = {
- MESA_FORMAT_INTENSITY, /* MesaFormat */
- GL_INTENSITY, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- CHAN_BITS, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- sizeof(GLchan), /* TexelBytes */
- _mesa_texstore_rgba,/*yes*/ /* StoreTexImageFunc */
- fetch_texel_1d_intensity, /* FetchTexel1D */
- fetch_texel_2d_intensity, /* FetchTexel2D */
- fetch_texel_3d_intensity, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_intensity /* StoreTexel */
-};
-
-
-#if FEATURE_EXT_texture_sRGB
-
-const struct gl_texture_format _mesa_texformat_srgb8 = {
- MESA_FORMAT_SRGB8, /* MesaFormat */
- GL_RGB, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 8, /* RedBits */
- 8, /* GreenBits */
- 8, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 3, /* TexelBytes */
- _mesa_texstore_srgb8, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_srgb8, /* FetchTexel1Df */
- fetch_texel_2d_srgb8, /* FetchTexel2Df */
- fetch_texel_3d_srgb8, /* FetchTexel3Df */
- store_texel_srgb8 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_srgba8 = {
- MESA_FORMAT_SRGBA8, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 8, /* RedBits */
- 8, /* GreenBits */
- 8, /* BlueBits */
- 8, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 4, /* TexelBytes */
- _mesa_texstore_srgba8, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_srgba8, /* FetchTexel1Df */
- fetch_texel_2d_srgba8, /* FetchTexel2Df */
- fetch_texel_3d_srgba8, /* FetchTexel3Df */
- store_texel_srgba8 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_sl8 = {
- MESA_FORMAT_SL8, /* MesaFormat */
- GL_LUMINANCE, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 8, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1, /* TexelBytes */
- _mesa_texstore_sl8, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_sl8, /* FetchTexel1Df */
- fetch_texel_2d_sl8, /* FetchTexel2Df */
- fetch_texel_3d_sl8, /* FetchTexel3Df */
- store_texel_sl8 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_sla8 = {
- MESA_FORMAT_SLA8, /* MesaFormat */
- GL_LUMINANCE_ALPHA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 8, /* AlphaBits */
- 8, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2, /* TexelBytes */
- _mesa_texstore_sla8, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_sla8, /* FetchTexel1Df */
- fetch_texel_2d_sla8, /* FetchTexel2Df */
- fetch_texel_3d_sla8, /* FetchTexel3Df */
- store_texel_sla8 /* StoreTexel */
-};
-
-#endif /* FEATURE_EXT_texture_sRGB */
-
-const struct gl_texture_format _mesa_texformat_rgba_float32 = {
- MESA_FORMAT_RGBA_FLOAT32, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 8 * sizeof(GLfloat), /* RedBits */
- 8 * sizeof(GLfloat), /* GreenBits */
- 8 * sizeof(GLfloat), /* BlueBits */
- 8 * sizeof(GLfloat), /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 4 * sizeof(GLfloat), /* TexelBytes */
- _mesa_texstore_rgba_float32, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- fetch_texel_1d_f_rgba_f32, /* FetchTexel1Df */
- fetch_texel_2d_f_rgba_f32, /* FetchTexel2Df */
- fetch_texel_3d_f_rgba_f32, /* FetchTexel3Df */
- store_texel_rgba_f32 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba_float16 = {
- MESA_FORMAT_RGBA_FLOAT16, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 8 * sizeof(GLhalfARB), /* RedBits */
- 8 * sizeof(GLhalfARB), /* GreenBits */
- 8 * sizeof(GLhalfARB), /* BlueBits */
- 8 * sizeof(GLhalfARB), /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 4 * sizeof(GLhalfARB), /* TexelBytes */
- _mesa_texstore_rgba_float16, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- fetch_texel_1d_f_rgba_f16, /* FetchTexel1Df */
- fetch_texel_2d_f_rgba_f16, /* FetchTexel2Df */
- fetch_texel_3d_f_rgba_f16, /* FetchTexel3Df */
- store_texel_rgba_f16 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb_float32 = {
- MESA_FORMAT_RGB_FLOAT32, /* MesaFormat */
- GL_RGB, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 8 * sizeof(GLfloat), /* RedBits */
- 8 * sizeof(GLfloat), /* GreenBits */
- 8 * sizeof(GLfloat), /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 3 * sizeof(GLfloat), /* TexelBytes */
- _mesa_texstore_rgba_float32,/*yes*/ /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- fetch_texel_1d_f_rgb_f32, /* FetchTexel1Df */
- fetch_texel_2d_f_rgb_f32, /* FetchTexel2Df */
- fetch_texel_3d_f_rgb_f32, /* FetchTexel3Df */
- store_texel_rgb_f32 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb_float16 = {
- MESA_FORMAT_RGB_FLOAT16, /* MesaFormat */
- GL_RGB, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 8 * sizeof(GLhalfARB), /* RedBits */
- 8 * sizeof(GLhalfARB), /* GreenBits */
- 8 * sizeof(GLhalfARB), /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 3 * sizeof(GLhalfARB), /* TexelBytes */
- _mesa_texstore_rgba_float16,/*yes*/ /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- fetch_texel_1d_f_rgb_f16, /* FetchTexel1Df */
- fetch_texel_2d_f_rgb_f16, /* FetchTexel2Df */
- fetch_texel_3d_f_rgb_f16, /* FetchTexel3Df */
- store_texel_rgb_f16 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_alpha_float32 = {
- MESA_FORMAT_ALPHA_FLOAT32, /* MesaFormat */
- GL_ALPHA, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 8 * sizeof(GLfloat), /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1 * sizeof(GLfloat), /* TexelBytes */
- _mesa_texstore_rgba_float32,/*yes*/ /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- fetch_texel_1d_f_alpha_f32, /* FetchTexel1Df */
- fetch_texel_2d_f_alpha_f32, /* FetchTexel2Df */
- fetch_texel_3d_f_alpha_f32, /* FetchTexel3Df */
- store_texel_alpha_f32 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_alpha_float16 = {
- MESA_FORMAT_ALPHA_FLOAT16, /* MesaFormat */
- GL_ALPHA, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 8 * sizeof(GLhalfARB), /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1 * sizeof(GLhalfARB), /* TexelBytes */
- _mesa_texstore_rgba_float16,/*yes*/ /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- fetch_texel_1d_f_alpha_f16, /* FetchTexel1Df */
- fetch_texel_2d_f_alpha_f16, /* FetchTexel2Df */
- fetch_texel_3d_f_alpha_f16, /* FetchTexel3Df */
- store_texel_alpha_f16 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance_float32 = {
- MESA_FORMAT_LUMINANCE_FLOAT32, /* MesaFormat */
- GL_LUMINANCE, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 8 * sizeof(GLfloat), /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1 * sizeof(GLfloat), /* TexelBytes */
- _mesa_texstore_rgba_float32,/*yes*/ /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_f_luminance_f32, /* FetchTexel1Df */
- fetch_texel_2d_f_luminance_f32, /* FetchTexel2Df */
- fetch_texel_3d_f_luminance_f32, /* FetchTexel3Df */
- store_texel_luminance_f32 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance_float16 = {
- MESA_FORMAT_LUMINANCE_FLOAT16, /* MesaFormat */
- GL_LUMINANCE, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 8 * sizeof(GLhalfARB), /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1 * sizeof(GLhalfARB), /* TexelBytes */
- _mesa_texstore_rgba_float16,/*yes*/ /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_f_luminance_f16, /* FetchTexel1Df */
- fetch_texel_2d_f_luminance_f16, /* FetchTexel2Df */
- fetch_texel_3d_f_luminance_f16, /* FetchTexel3Df */
- store_texel_luminance_f16 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance_alpha_float32 = {
- MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32, /* MesaFormat */
- GL_LUMINANCE_ALPHA, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 8 * sizeof(GLfloat), /* AlphaBits */
- 8 * sizeof(GLfloat), /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2 * sizeof(GLfloat), /* TexelBytes */
- _mesa_texstore_rgba_float32, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_f_luminance_alpha_f32,/* FetchTexel1Df */
- fetch_texel_2d_f_luminance_alpha_f32,/* FetchTexel2Df */
- fetch_texel_3d_f_luminance_alpha_f32,/* FetchTexel3Df */
- store_texel_luminance_alpha_f32 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance_alpha_float16 = {
- MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16, /* MesaFormat */
- GL_LUMINANCE_ALPHA, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 8 * sizeof(GLhalfARB), /* AlphaBits */
- 8 * sizeof(GLhalfARB), /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2 * sizeof(GLhalfARB), /* TexelBytes */
- _mesa_texstore_rgba_float16, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_f_luminance_alpha_f16,/* FetchTexel1Df */
- fetch_texel_2d_f_luminance_alpha_f16,/* FetchTexel2Df */
- fetch_texel_3d_f_luminance_alpha_f16,/* FetchTexel3Df */
- store_texel_luminance_alpha_f16 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_intensity_float32 = {
- MESA_FORMAT_INTENSITY_FLOAT32, /* MesaFormat */
- GL_INTENSITY, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 8 * sizeof(GLfloat), /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1 * sizeof(GLfloat), /* TexelBytes */
- _mesa_texstore_rgba_float32,/*yes*/ /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_f_intensity_f32, /* FetchTexel1Df */
- fetch_texel_2d_f_intensity_f32, /* FetchTexel2Df */
- fetch_texel_3d_f_intensity_f32, /* FetchTexel3Df */
- store_texel_intensity_f32 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_intensity_float16 = {
- MESA_FORMAT_INTENSITY_FLOAT16, /* MesaFormat */
- GL_INTENSITY, /* BaseFormat */
- GL_FLOAT, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 8 * sizeof(GLhalfARB), /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1 * sizeof(GLhalfARB), /* TexelBytes */
- _mesa_texstore_rgba_float16,/*yes*/ /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_f_intensity_f16, /* FetchTexel1Df */
- fetch_texel_2d_f_intensity_f16, /* FetchTexel2Df */
- fetch_texel_3d_f_intensity_f16, /* FetchTexel3Df */
- store_texel_intensity_f16 /* StoreTexel */
-};
-
-
-/*@}*/
-
-
-/***************************************************************/
-/** \name Hardware formats */
-/*@{*/
-
-const struct gl_texture_format _mesa_texformat_rgba8888 = {
- MESA_FORMAT_RGBA8888, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 8, /* RedBits */
- 8, /* GreenBits */
- 8, /* BlueBits */
- 8, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 4, /* TexelBytes */
- _mesa_texstore_rgba8888, /* StoreTexImageFunc */
- fetch_texel_1d_rgba8888, /* FetchTexel1D */
- fetch_texel_2d_rgba8888, /* FetchTexel2D */
- fetch_texel_3d_rgba8888, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_rgba8888 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba8888_rev = {
- MESA_FORMAT_RGBA8888_REV, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 8, /* RedBits */
- 8, /* GreenBits */
- 8, /* BlueBits */
- 8, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 4, /* TexelBytes */
- _mesa_texstore_rgba8888, /* StoreTexImageFunc */
- fetch_texel_1d_rgba8888_rev, /* FetchTexel1D */
- fetch_texel_2d_rgba8888_rev, /* FetchTexel2D */
- fetch_texel_3d_rgba8888_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_rgba8888_rev /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb8888 = {
- MESA_FORMAT_ARGB8888, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 8, /* RedBits */
- 8, /* GreenBits */
- 8, /* BlueBits */
- 8, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 4, /* TexelBytes */
- _mesa_texstore_argb8888, /* StoreTexImageFunc */
- fetch_texel_1d_argb8888, /* FetchTexel1D */
- fetch_texel_2d_argb8888, /* FetchTexel2D */
- fetch_texel_3d_argb8888, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_argb8888 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb8888_rev = {
- MESA_FORMAT_ARGB8888_REV, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 8, /* RedBits */
- 8, /* GreenBits */
- 8, /* BlueBits */
- 8, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 4, /* TexelBytes */
- _mesa_texstore_argb8888, /* StoreTexImageFunc */
- fetch_texel_1d_argb8888_rev, /* FetchTexel1D */
- fetch_texel_2d_argb8888_rev, /* FetchTexel2D */
- fetch_texel_3d_argb8888_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_argb8888_rev /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb888 = {
- MESA_FORMAT_RGB888, /* MesaFormat */
- GL_RGB, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 8, /* RedBits */
- 8, /* GreenBits */
- 8, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 3, /* TexelBytes */
- _mesa_texstore_rgb888, /* StoreTexImageFunc */
- fetch_texel_1d_rgb888, /* FetchTexel1D */
- fetch_texel_2d_rgb888, /* FetchTexel2D */
- fetch_texel_3d_rgb888, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_rgb888 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_bgr888 = {
- MESA_FORMAT_BGR888, /* MesaFormat */
- GL_RGB, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 8, /* RedBits */
- 8, /* GreenBits */
- 8, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 3, /* TexelBytes */
- _mesa_texstore_bgr888, /* StoreTexImageFunc */
- fetch_texel_1d_bgr888, /* FetchTexel1D */
- fetch_texel_2d_bgr888, /* FetchTexel2D */
- fetch_texel_3d_bgr888, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_bgr888 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb565 = {
- MESA_FORMAT_RGB565, /* MesaFormat */
- GL_RGB, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 5, /* RedBits */
- 6, /* GreenBits */
- 5, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2, /* TexelBytes */
- _mesa_texstore_rgb565, /* StoreTexImageFunc */
- fetch_texel_1d_rgb565, /* FetchTexel1D */
- fetch_texel_2d_rgb565, /* FetchTexel2D */
- fetch_texel_3d_rgb565, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_rgb565 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb565_rev = {
- MESA_FORMAT_RGB565_REV, /* MesaFormat */
- GL_RGB, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 5, /* RedBits */
- 6, /* GreenBits */
- 5, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2, /* TexelBytes */
- _mesa_texstore_rgb565, /* StoreTexImageFunc */
- fetch_texel_1d_rgb565_rev, /* FetchTexel1D */
- fetch_texel_2d_rgb565_rev, /* FetchTexel2D */
- fetch_texel_3d_rgb565_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_rgb565_rev /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb4444 = {
- MESA_FORMAT_ARGB4444, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 4, /* RedBits */
- 4, /* GreenBits */
- 4, /* BlueBits */
- 4, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2, /* TexelBytes */
- _mesa_texstore_argb4444, /* StoreTexImageFunc */
- fetch_texel_1d_argb4444, /* FetchTexel1D */
- fetch_texel_2d_argb4444, /* FetchTexel2D */
- fetch_texel_3d_argb4444, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_argb4444 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb4444_rev = {
- MESA_FORMAT_ARGB4444_REV, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 4, /* RedBits */
- 4, /* GreenBits */
- 4, /* BlueBits */
- 4, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2, /* TexelBytes */
- _mesa_texstore_argb4444, /* StoreTexImageFunc */
- fetch_texel_1d_argb4444_rev, /* FetchTexel1D */
- fetch_texel_2d_argb4444_rev, /* FetchTexel2D */
- fetch_texel_3d_argb4444_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_argb4444_rev /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb1555 = {
- MESA_FORMAT_ARGB1555, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 5, /* RedBits */
- 5, /* GreenBits */
- 5, /* BlueBits */
- 1, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2, /* TexelBytes */
- _mesa_texstore_argb1555, /* StoreTexImageFunc */
- fetch_texel_1d_argb1555, /* FetchTexel1D */
- fetch_texel_2d_argb1555, /* FetchTexel2D */
- fetch_texel_3d_argb1555, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_argb1555 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb1555_rev = {
- MESA_FORMAT_ARGB1555_REV, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 5, /* RedBits */
- 5, /* GreenBits */
- 5, /* BlueBits */
- 1, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2, /* TexelBytes */
- _mesa_texstore_argb1555, /* StoreTexImageFunc */
- fetch_texel_1d_argb1555_rev, /* FetchTexel1D */
- fetch_texel_2d_argb1555_rev, /* FetchTexel2D */
- fetch_texel_3d_argb1555_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_argb1555_rev /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_al88 = {
- MESA_FORMAT_AL88, /* MesaFormat */
- GL_LUMINANCE_ALPHA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 8, /* AlphaBits */
- 8, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2, /* TexelBytes */
- _mesa_texstore_al88, /* StoreTexImageFunc */
- fetch_texel_1d_al88, /* FetchTexel1D */
- fetch_texel_2d_al88, /* FetchTexel2D */
- fetch_texel_3d_al88, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_al88 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_al88_rev = {
- MESA_FORMAT_AL88_REV, /* MesaFormat */
- GL_LUMINANCE_ALPHA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 8, /* AlphaBits */
- 8, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2, /* TexelBytes */
- _mesa_texstore_al88, /* StoreTexImageFunc */
- fetch_texel_1d_al88_rev, /* FetchTexel1D */
- fetch_texel_2d_al88_rev, /* FetchTexel2D */
- fetch_texel_3d_al88_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_al88_rev /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb332 = {
- MESA_FORMAT_RGB332, /* MesaFormat */
- GL_RGB, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 3, /* RedBits */
- 3, /* GreenBits */
- 2, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1, /* TexelBytes */
- _mesa_texstore_rgb332, /* StoreTexImageFunc */
- fetch_texel_1d_rgb332, /* FetchTexel1D */
- fetch_texel_2d_rgb332, /* FetchTexel2D */
- fetch_texel_3d_rgb332, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_rgb332 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_a8 = {
- MESA_FORMAT_A8, /* MesaFormat */
- GL_ALPHA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 8, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1, /* TexelBytes */
- _mesa_texstore_a8, /* StoreTexImageFunc */
- fetch_texel_1d_a8, /* FetchTexel1D */
- fetch_texel_2d_a8, /* FetchTexel2D */
- fetch_texel_3d_a8, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_a8 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_l8 = {
- MESA_FORMAT_L8, /* MesaFormat */
- GL_LUMINANCE, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 8, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1, /* TexelBytes */
- _mesa_texstore_a8,/*yes*/ /* StoreTexImageFunc */
- fetch_texel_1d_l8, /* FetchTexel1D */
- fetch_texel_2d_l8, /* FetchTexel2D */
- fetch_texel_3d_l8, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_l8 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_i8 = {
- MESA_FORMAT_I8, /* MesaFormat */
- GL_INTENSITY, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 8, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1, /* TexelBytes */
- _mesa_texstore_a8,/*yes*/ /* StoreTexImageFunc */
- fetch_texel_1d_i8, /* FetchTexel1D */
- fetch_texel_2d_i8, /* FetchTexel2D */
- fetch_texel_3d_i8, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_i8 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_ci8 = {
- MESA_FORMAT_CI8, /* MesaFormat */
- GL_COLOR_INDEX, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 8, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 1, /* TexelBytes */
- _mesa_texstore_ci8, /* StoreTexImageFunc */
- fetch_texel_1d_ci8, /* FetchTexel1D */
- fetch_texel_2d_ci8, /* FetchTexel2D */
- fetch_texel_3d_ci8, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_ci8 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_ycbcr = {
- MESA_FORMAT_YCBCR, /* MesaFormat */
- GL_YCBCR_MESA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2, /* TexelBytes */
- _mesa_texstore_ycbcr, /* StoreTexImageFunc */
- fetch_texel_1d_ycbcr, /* FetchTexel1D */
- fetch_texel_2d_ycbcr, /* FetchTexel2D */
- fetch_texel_3d_ycbcr, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_ycbcr /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_ycbcr_rev = {
- MESA_FORMAT_YCBCR_REV, /* MesaFormat */
- GL_YCBCR_MESA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 2, /* TexelBytes */
- _mesa_texstore_ycbcr, /* StoreTexImageFunc */
- fetch_texel_1d_ycbcr_rev, /* FetchTexel1D */
- fetch_texel_2d_ycbcr_rev, /* FetchTexel2D */
- fetch_texel_3d_ycbcr_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
- store_texel_ycbcr_rev /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_z24_s8 = {
- MESA_FORMAT_Z24_S8, /* MesaFormat */
- GL_DEPTH_STENCIL_EXT, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 24, /* DepthBits */
- 8, /* StencilBits */
- 4, /* TexelBytes */
- _mesa_texstore_z24_s8, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_f_z24_s8, /* FetchTexel1Df */
- fetch_texel_2d_f_z24_s8, /* FetchTexel2Df */
- fetch_texel_3d_f_z24_s8, /* FetchTexel3Df */
- store_texel_z24_s8 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_s8_z24 = {
- MESA_FORMAT_S8_Z24, /* MesaFormat */
- GL_DEPTH_STENCIL_EXT, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 24, /* DepthBits */
- 8, /* StencilBits */
- 4, /* TexelBytes */
- _mesa_texstore_s8_z24, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel2D */
- NULL, /* FetchTexel3D */
- fetch_texel_1d_f_s8_z24, /* FetchTexel1Df */
- fetch_texel_2d_f_s8_z24, /* FetchTexel2Df */
- fetch_texel_3d_f_s8_z24, /* FetchTexel3Df */
- store_texel_s8_z24 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_z16 = {
- MESA_FORMAT_Z16, /* MesaFormat */
- GL_DEPTH_COMPONENT, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- sizeof(GLushort) * 8, /* DepthBits */
- 0, /* StencilBits */
- sizeof(GLushort), /* TexelBytes */
- _mesa_texstore_z16, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- fetch_texel_1d_f_z16, /* FetchTexel1Df */
- fetch_texel_2d_f_z16, /* FetchTexel2Df */
- fetch_texel_3d_f_z16, /* FetchTexel3Df */
- store_texel_z16 /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_z32 = {
- MESA_FORMAT_Z32, /* MesaFormat */
- GL_DEPTH_COMPONENT, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- sizeof(GLuint) * 8, /* DepthBits */
- 0, /* StencilBits */
- sizeof(GLuint), /* TexelBytes */
- _mesa_texstore_z32, /* StoreTexImageFunc */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- NULL, /* FetchTexel1D */
- fetch_texel_1d_f_z32, /* FetchTexel1Df */
- fetch_texel_2d_f_z32, /* FetchTexel2Df */
- fetch_texel_3d_f_z32, /* FetchTexel3Df */
- store_texel_z32 /* StoreTexel */
-};
-
-/*@}*/
-
-
-/***************************************************************/
-/** \name Null format (useful for proxy textures) */
-/*@{*/
-
-const struct gl_texture_format _mesa_null_texformat = {
- -1, /* MesaFormat */
- 0, /* BaseFormat */
- GL_NONE, /* DataType */
- 0, /* RedBits */
- 0, /* GreenBits */
- 0, /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 0, /* TexelBytes */
- NULL, /* StoreTexImageFunc */
- fetch_null_texel, /* FetchTexel1D */
- fetch_null_texel, /* FetchTexel2D */
- fetch_null_texel, /* FetchTexel3D */
- fetch_null_texelf, /* FetchTexel1Df */
- fetch_null_texelf, /* FetchTexel2Df */
- fetch_null_texelf, /* FetchTexel3Df */
- store_null_texel /* StoreTexel */
-};
-
-/*@}*/
/**
* This is called via dd_function_table::ChooseTextureFormat. Hardware drivers
* will typically override this function with a specialized version.
*/
-const struct gl_texture_format *
+gl_format
_mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
GLenum format, GLenum type )
{
case GL_RGB10_A2:
case GL_RGBA12:
case GL_RGBA16:
- return &_mesa_texformat_rgba;
case GL_RGBA8:
- return &_mesa_texformat_rgba8888;
+ return MESA_FORMAT_RGBA8888;
case GL_RGB5_A1:
- return &_mesa_texformat_argb1555;
+ return MESA_FORMAT_ARGB1555;
case GL_RGBA2:
- return &_mesa_texformat_argb4444_rev; /* just to test another format*/
+ return MESA_FORMAT_ARGB4444_REV; /* just to test another format*/
case GL_RGBA4:
- return &_mesa_texformat_argb4444;
+ return MESA_FORMAT_ARGB4444;
/* RGB formats */
case 3:
case GL_RGB10:
case GL_RGB12:
case GL_RGB16:
- return &_mesa_texformat_rgb;
case GL_RGB8:
- return &_mesa_texformat_rgb888;
+ return MESA_FORMAT_RGB888;
case GL_R3_G3_B2:
- return &_mesa_texformat_rgb332;
+ return MESA_FORMAT_RGB332;
case GL_RGB4:
- return &_mesa_texformat_rgb565_rev; /* just to test another format */
+ return MESA_FORMAT_RGB565_REV; /* just to test another format */
case GL_RGB5:
- return &_mesa_texformat_rgb565;
+ return MESA_FORMAT_RGB565;
/* Alpha formats */
case GL_ALPHA:
case GL_ALPHA4:
case GL_ALPHA12:
case GL_ALPHA16:
- return &_mesa_texformat_alpha;
case GL_ALPHA8:
- return &_mesa_texformat_a8;
+ return MESA_FORMAT_A8;
/* Luminance formats */
case 1:
case GL_LUMINANCE4:
case GL_LUMINANCE12:
case GL_LUMINANCE16:
- return &_mesa_texformat_luminance;
case GL_LUMINANCE8:
- return &_mesa_texformat_l8;
+ return MESA_FORMAT_L8;
/* Luminance/Alpha formats */
case 2:
case GL_LUMINANCE_ALPHA:
case GL_LUMINANCE4_ALPHA4:
case GL_LUMINANCE6_ALPHA2:
+ case GL_LUMINANCE8_ALPHA8:
+ return MESA_FORMAT_AL88;
+
case GL_LUMINANCE12_ALPHA4:
case GL_LUMINANCE12_ALPHA12:
case GL_LUMINANCE16_ALPHA16:
- return &_mesa_texformat_luminance_alpha;
- case GL_LUMINANCE8_ALPHA8:
- return &_mesa_texformat_al88;
+ return MESA_FORMAT_AL1616;
case GL_INTENSITY:
case GL_INTENSITY4:
case GL_INTENSITY12:
case GL_INTENSITY16:
- return &_mesa_texformat_intensity;
case GL_INTENSITY8:
- return &_mesa_texformat_i8;
+ return MESA_FORMAT_I8;
case GL_COLOR_INDEX:
case GL_COLOR_INDEX1_EXT:
case GL_COLOR_INDEX12_EXT:
case GL_COLOR_INDEX16_EXT:
case GL_COLOR_INDEX8_EXT:
- return &_mesa_texformat_ci8;
+ return MESA_FORMAT_CI8;
default:
; /* fallthrough */
case GL_DEPTH_COMPONENT:
case GL_DEPTH_COMPONENT24:
case GL_DEPTH_COMPONENT32:
- return &_mesa_texformat_z32;
+ return MESA_FORMAT_Z32;
case GL_DEPTH_COMPONENT16:
- return &_mesa_texformat_z16;
+ return MESA_FORMAT_Z16;
default:
; /* fallthrough */
}
}
- if (ctx->Extensions.ARB_texture_compression) {
- switch (internalFormat) {
- case GL_COMPRESSED_ALPHA_ARB:
- return &_mesa_texformat_alpha;
- case GL_COMPRESSED_LUMINANCE_ARB:
- return &_mesa_texformat_luminance;
- case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
- return &_mesa_texformat_luminance_alpha;
- case GL_COMPRESSED_INTENSITY_ARB:
- return &_mesa_texformat_intensity;
- case GL_COMPRESSED_RGB_ARB:
-#if FEATURE_texture_fxt1
- if (ctx->Extensions.TDFX_texture_compression_FXT1)
- return &_mesa_texformat_rgb_fxt1;
-#endif
-#if FEATURE_texture_s3tc
- if (ctx->Extensions.EXT_texture_compression_s3tc ||
- ctx->Extensions.S3_s3tc)
- return &_mesa_texformat_rgb_dxt1;
-#endif
- return &_mesa_texformat_rgb;
- case GL_COMPRESSED_RGBA_ARB:
-#if FEATURE_texture_fxt1
- if (ctx->Extensions.TDFX_texture_compression_FXT1)
- return &_mesa_texformat_rgba_fxt1;
-#endif
-#if FEATURE_texture_s3tc
- if (ctx->Extensions.EXT_texture_compression_s3tc ||
- ctx->Extensions.S3_s3tc)
- return &_mesa_texformat_rgba_dxt3; /* Not rgba_dxt1, see spec */
-#endif
- return &_mesa_texformat_rgba;
- default:
- ; /* fallthrough */
- }
+ switch (internalFormat) {
+ case GL_COMPRESSED_ALPHA_ARB:
+ return MESA_FORMAT_A8;
+ case GL_COMPRESSED_LUMINANCE_ARB:
+ return MESA_FORMAT_L8;
+ case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
+ return MESA_FORMAT_AL88;
+ case GL_COMPRESSED_INTENSITY_ARB:
+ return MESA_FORMAT_I8;
+ case GL_COMPRESSED_RGB_ARB:
+ if (ctx->Extensions.EXT_texture_compression_s3tc ||
+ ctx->Extensions.S3_s3tc)
+ return MESA_FORMAT_RGB_DXT1;
+ if (ctx->Extensions.TDFX_texture_compression_FXT1)
+ return MESA_FORMAT_RGB_FXT1;
+ return MESA_FORMAT_RGB888;
+ case GL_COMPRESSED_RGBA_ARB:
+ if (ctx->Extensions.EXT_texture_compression_s3tc ||
+ ctx->Extensions.S3_s3tc)
+ return MESA_FORMAT_RGBA_DXT3; /* Not rgba_dxt1, see spec */
+ if (ctx->Extensions.TDFX_texture_compression_FXT1)
+ return MESA_FORMAT_RGBA_FXT1;
+ return MESA_FORMAT_RGBA8888;
+ default:
+ ; /* fallthrough */
}
if (ctx->Extensions.MESA_ycbcr_texture) {
if (internalFormat == GL_YCBCR_MESA) {
if (type == GL_UNSIGNED_SHORT_8_8_MESA)
- return &_mesa_texformat_ycbcr;
+ return MESA_FORMAT_YCBCR;
else
- return &_mesa_texformat_ycbcr_rev;
+ return MESA_FORMAT_YCBCR_REV;
}
}
if (ctx->Extensions.TDFX_texture_compression_FXT1) {
switch (internalFormat) {
case GL_COMPRESSED_RGB_FXT1_3DFX:
- return &_mesa_texformat_rgb_fxt1;
+ return MESA_FORMAT_RGB_FXT1;
case GL_COMPRESSED_RGBA_FXT1_3DFX:
- return &_mesa_texformat_rgba_fxt1;
+ return MESA_FORMAT_RGBA_FXT1;
default:
; /* fallthrough */
}
if (ctx->Extensions.EXT_texture_compression_s3tc) {
switch (internalFormat) {
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- return &_mesa_texformat_rgb_dxt1;
+ return MESA_FORMAT_RGB_DXT1;
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- return &_mesa_texformat_rgba_dxt1;
+ return MESA_FORMAT_RGBA_DXT1;
case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- return &_mesa_texformat_rgba_dxt3;
+ return MESA_FORMAT_RGBA_DXT3;
case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- return &_mesa_texformat_rgba_dxt5;
+ return MESA_FORMAT_RGBA_DXT5;
default:
; /* fallthrough */
}
switch (internalFormat) {
case GL_RGB_S3TC:
case GL_RGB4_S3TC:
- return &_mesa_texformat_rgb_dxt1;
+ return MESA_FORMAT_RGB_DXT1;
case GL_RGBA_S3TC:
case GL_RGBA4_S3TC:
- return &_mesa_texformat_rgba_dxt3;
+ return MESA_FORMAT_RGBA_DXT3;
default:
; /* fallthrough */
}
if (ctx->Extensions.ARB_texture_float) {
switch (internalFormat) {
case GL_ALPHA16F_ARB:
- return &_mesa_texformat_alpha_float16;
+ return MESA_FORMAT_ALPHA_FLOAT16;
case GL_ALPHA32F_ARB:
- return &_mesa_texformat_alpha_float32;
+ return MESA_FORMAT_ALPHA_FLOAT32;
case GL_LUMINANCE16F_ARB:
- return &_mesa_texformat_luminance_float16;
+ return MESA_FORMAT_LUMINANCE_FLOAT16;
case GL_LUMINANCE32F_ARB:
- return &_mesa_texformat_luminance_float32;
+ return MESA_FORMAT_LUMINANCE_FLOAT32;
case GL_LUMINANCE_ALPHA16F_ARB:
- return &_mesa_texformat_luminance_alpha_float16;
+ return MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16;
case GL_LUMINANCE_ALPHA32F_ARB:
- return &_mesa_texformat_luminance_alpha_float32;
+ return MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32;
case GL_INTENSITY16F_ARB:
- return &_mesa_texformat_intensity_float16;
+ return MESA_FORMAT_INTENSITY_FLOAT16;
case GL_INTENSITY32F_ARB:
- return &_mesa_texformat_intensity_float32;
+ return MESA_FORMAT_INTENSITY_FLOAT32;
case GL_RGB16F_ARB:
- return &_mesa_texformat_rgb_float16;
+ return MESA_FORMAT_RGB_FLOAT16;
case GL_RGB32F_ARB:
- return &_mesa_texformat_rgb_float32;
+ return MESA_FORMAT_RGB_FLOAT32;
case GL_RGBA16F_ARB:
- return &_mesa_texformat_rgba_float16;
+ return MESA_FORMAT_RGBA_FLOAT16;
case GL_RGBA32F_ARB:
- return &_mesa_texformat_rgba_float32;
+ return MESA_FORMAT_RGBA_FLOAT32;
default:
; /* fallthrough */
}
switch (internalFormat) {
case GL_DEPTH_STENCIL_EXT:
case GL_DEPTH24_STENCIL8_EXT:
- return &_mesa_texformat_z24_s8;
+ return MESA_FORMAT_Z24_S8;
+ default:
+ ; /* fallthrough */
+ }
+ }
+
+ if (ctx->Extensions.ATI_envmap_bumpmap) {
+ switch (internalFormat) {
+ case GL_DUDV_ATI:
+ case GL_DU8DV8_ATI:
+ return MESA_FORMAT_DUDV8;
default:
; /* fallthrough */
}
}
+ if (ctx->Extensions.MESA_texture_signed_rgba) {
+ switch (internalFormat) {
+ case GL_RGBA_SNORM:
+ case GL_RGBA8_SNORM:
+ return MESA_FORMAT_SIGNED_RGBA8888;
+ default:
+ ; /* fallthrough */
+ }
+ }
+
+
#if FEATURE_EXT_texture_sRGB
if (ctx->Extensions.EXT_texture_sRGB) {
switch (internalFormat) {
case GL_SRGB_EXT:
case GL_SRGB8_EXT:
- return &_mesa_texformat_srgb8;
+ return MESA_FORMAT_SRGB8;
case GL_SRGB_ALPHA_EXT:
case GL_SRGB8_ALPHA8_EXT:
- return &_mesa_texformat_srgba8;
+ return MESA_FORMAT_SRGBA8;
case GL_SLUMINANCE_EXT:
case GL_SLUMINANCE8_EXT:
- return &_mesa_texformat_sl8;
+ return MESA_FORMAT_SL8;
case GL_SLUMINANCE_ALPHA_EXT:
case GL_SLUMINANCE8_ALPHA8_EXT:
- return &_mesa_texformat_sla8;
- /* NOTE: not supporting any compression of sRGB at this time */
- case GL_COMPRESSED_SRGB_EXT:
- return &_mesa_texformat_srgb8;
- case GL_COMPRESSED_SRGB_ALPHA_EXT:
- return &_mesa_texformat_srgba8;
+ return MESA_FORMAT_SLA8;
case GL_COMPRESSED_SLUMINANCE_EXT:
- return &_mesa_texformat_sl8;
+ return MESA_FORMAT_SL8;
case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT:
- return &_mesa_texformat_sla8;
+ return MESA_FORMAT_SLA8;
+ case GL_COMPRESSED_SRGB_EXT:
+#if FEATURE_texture_s3tc
+ if (ctx->Extensions.EXT_texture_compression_s3tc)
+ return MESA_FORMAT_SRGB_DXT1;
+#endif
+ return MESA_FORMAT_SRGB8;
+ case GL_COMPRESSED_SRGB_ALPHA_EXT:
+#if FEATURE_texture_s3tc
+ if (ctx->Extensions.EXT_texture_compression_s3tc)
+ return MESA_FORMAT_SRGBA_DXT3; /* Not srgba_dxt1, see spec */
+#endif
+ return MESA_FORMAT_SRGBA8;
+#if FEATURE_texture_s3tc
case GL_COMPRESSED_SRGB_S3TC_DXT1_EXT:
- return &_mesa_texformat_srgb8;
+ if (ctx->Extensions.EXT_texture_compression_s3tc)
+ return MESA_FORMAT_SRGB_DXT1;
+ break;
case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:
+ if (ctx->Extensions.EXT_texture_compression_s3tc)
+ return MESA_FORMAT_SRGBA_DXT1;
+ break;
case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:
+ if (ctx->Extensions.EXT_texture_compression_s3tc)
+ return MESA_FORMAT_SRGBA_DXT3;
+ break;
case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:
- return &_mesa_texformat_srgba8;
+ if (ctx->Extensions.EXT_texture_compression_s3tc)
+ return MESA_FORMAT_SRGBA_DXT5;
+ break;
+#endif
default:
; /* fallthrough */
}
#endif /* FEATURE_EXT_texture_sRGB */
_mesa_problem(ctx, "unexpected format in _mesa_choose_tex_format()");
- return NULL;
+ return MESA_FORMAT_NONE;
}
-
-
-/**
- * Return datatype and number of components per texel for the
- * given gl_texture_format.
- */
-void
-_mesa_format_to_type_and_comps(const struct gl_texture_format *format,
- GLenum *datatype, GLuint *comps)
-{
- switch (format->MesaFormat) {
- case MESA_FORMAT_RGBA8888:
- case MESA_FORMAT_RGBA8888_REV:
- case MESA_FORMAT_ARGB8888:
- case MESA_FORMAT_ARGB8888_REV:
- *datatype = CHAN_TYPE;
- *comps = 4;
- return;
- case MESA_FORMAT_RGB888:
- case MESA_FORMAT_BGR888:
- *datatype = GL_UNSIGNED_BYTE;
- *comps = 3;
- return;
- case MESA_FORMAT_RGB565:
- case MESA_FORMAT_RGB565_REV:
- *datatype = GL_UNSIGNED_SHORT_5_6_5;
- *comps = 3;
- return;
-
- case MESA_FORMAT_ARGB4444:
- case MESA_FORMAT_ARGB4444_REV:
- *datatype = GL_UNSIGNED_SHORT_4_4_4_4;
- *comps = 4;
- return;
-
- case MESA_FORMAT_ARGB1555:
- case MESA_FORMAT_ARGB1555_REV:
- *datatype = GL_UNSIGNED_SHORT_1_5_5_5_REV;
- *comps = 3;
- return;
-
- case MESA_FORMAT_AL88:
- case MESA_FORMAT_AL88_REV:
- *datatype = GL_UNSIGNED_BYTE;
- *comps = 2;
- return;
- case MESA_FORMAT_RGB332:
- *datatype = GL_UNSIGNED_BYTE_3_3_2;
- *comps = 3;
- return;
-
- case MESA_FORMAT_A8:
- case MESA_FORMAT_L8:
- case MESA_FORMAT_I8:
- case MESA_FORMAT_CI8:
- *datatype = GL_UNSIGNED_BYTE;
- *comps = 1;
- return;
-
- case MESA_FORMAT_YCBCR:
- case MESA_FORMAT_YCBCR_REV:
- *datatype = GL_UNSIGNED_SHORT;
- *comps = 2;
- return;
-
- case MESA_FORMAT_Z24_S8:
- *datatype = GL_UNSIGNED_INT;
- *comps = 1; /* XXX OK? */
- return;
-
- case MESA_FORMAT_S8_Z24:
- *datatype = GL_UNSIGNED_INT;
- *comps = 1; /* XXX OK? */
- return;
-
- case MESA_FORMAT_Z16:
- *datatype = GL_UNSIGNED_SHORT;
- *comps = 1;
- return;
-
- case MESA_FORMAT_Z32:
- *datatype = GL_UNSIGNED_INT;
- *comps = 1;
- return;
-
-#if FEATURE_EXT_texture_sRGB
- case MESA_FORMAT_SRGB8:
- *datatype = GL_UNSIGNED_BYTE;
- *comps = 3;
- return;
- case MESA_FORMAT_SRGBA8:
- *datatype = GL_UNSIGNED_BYTE;
- *comps = 4;
- return;
- case MESA_FORMAT_SL8:
- *datatype = GL_UNSIGNED_BYTE;
- *comps = 1;
- return;
- case MESA_FORMAT_SLA8:
- *datatype = GL_UNSIGNED_BYTE;
- *comps = 2;
- return;
-#endif
-
-#if FEATURE_texture_fxt1
- case MESA_FORMAT_RGB_FXT1:
- case MESA_FORMAT_RGBA_FXT1:
-#endif
-#if FEATURE_texture_s3tc
- case MESA_FORMAT_RGB_DXT1:
- case MESA_FORMAT_RGBA_DXT1:
- case MESA_FORMAT_RGBA_DXT3:
- case MESA_FORMAT_RGBA_DXT5:
- /* XXX generate error instead? */
- *datatype = GL_UNSIGNED_BYTE;
- *comps = 0;
- return;
-#endif
-
- case MESA_FORMAT_RGBA:
- *datatype = CHAN_TYPE;
- *comps = 4;
- return;
- case MESA_FORMAT_RGB:
- *datatype = CHAN_TYPE;
- *comps = 3;
- return;
- case MESA_FORMAT_LUMINANCE_ALPHA:
- *datatype = CHAN_TYPE;
- *comps = 2;
- return;
- case MESA_FORMAT_ALPHA:
- case MESA_FORMAT_LUMINANCE:
- case MESA_FORMAT_INTENSITY:
- *datatype = CHAN_TYPE;
- *comps = 1;
- return;
-
- case MESA_FORMAT_RGBA_FLOAT32:
- *datatype = GL_FLOAT;
- *comps = 4;
- return;
- case MESA_FORMAT_RGBA_FLOAT16:
- *datatype = GL_HALF_FLOAT_ARB;
- *comps = 4;
- return;
- case MESA_FORMAT_RGB_FLOAT32:
- *datatype = GL_FLOAT;
- *comps = 3;
- return;
- case MESA_FORMAT_RGB_FLOAT16:
- *datatype = GL_HALF_FLOAT_ARB;
- *comps = 3;
- return;
- case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32:
- *datatype = GL_FLOAT;
- *comps = 2;
- return;
- case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16:
- *datatype = GL_HALF_FLOAT_ARB;
- *comps = 2;
- return;
- case MESA_FORMAT_ALPHA_FLOAT32:
- case MESA_FORMAT_LUMINANCE_FLOAT32:
- case MESA_FORMAT_INTENSITY_FLOAT32:
- *datatype = GL_FLOAT;
- *comps = 1;
- return;
- case MESA_FORMAT_ALPHA_FLOAT16:
- case MESA_FORMAT_LUMINANCE_FLOAT16:
- case MESA_FORMAT_INTENSITY_FLOAT16:
- *datatype = GL_HALF_FLOAT_ARB;
- *comps = 1;
- return;
-
- default:
- _mesa_problem(NULL, "bad format in _mesa_format_to_type_and_comps");
- *datatype = 0;
- *comps = 1;
- }
-}
projects / mesa.git / blobdiff