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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/main/texformat.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/main/texformat.c | 1314 |
1 files changed, 0 insertions, 1314 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/main/texformat.c b/nx-X11/extras/Mesa/src/mesa/main/texformat.c deleted file mode 100644 index 878a10bb7..000000000 --- a/nx-X11/extras/Mesa/src/mesa/main/texformat.c +++ /dev/null @@ -1,1314 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 6.5 - * - * Copyright (C) 1999-2005 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"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * 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. - */ - - -/** - * \file texformat.c - * Texture formats. - * - * \author Gareth Hughes - */ - - -#include "glheader.h" -#include "colormac.h" -#include "context.h" -#include "image.h" -#include "imports.h" -#include "mtypes.h" -#include "texformat.h" -#include "teximage.h" -#include "texstate.h" -#include "texstore.h" - - - -/* 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) -{ - /* no-op */ -} - - - -/***************************************************************/ -/** \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 */ - 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 */ - 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 */ - sizeof(GLchan), /* TexelBytes */ - _mesa_texstore_rgba,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_alpha, /* FetchTexel1D */ - fetch_texel_2d_alpha, /* FetchTexel2D */ - fetch_texel_3d_alpha, /* FetchTexel3D */ - fetch_texel_1d_f_alpha, /* FetchTexel1Df */ - fetch_texel_2d_f_alpha, /* FetchTexel2Df */ - fetch_texel_3d_f_alpha, /* 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 */ - sizeof(GLchan), /* TexelBytes */ - _mesa_texstore_rgba,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_luminance, /* FetchTexel1D */ - fetch_texel_2d_luminance, /* FetchTexel2D */ - fetch_texel_3d_luminance, /* FetchTexel3D */ - fetch_texel_1d_f_luminance, /* FetchTexel1Df */ - fetch_texel_2d_f_luminance, /* FetchTexel2Df */ - fetch_texel_3d_f_luminance, /* 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 */ - 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 */ - fetch_texel_1d_f_luminance_alpha, /* FetchTexel1Df */ - fetch_texel_2d_f_luminance_alpha, /* FetchTexel2Df */ - fetch_texel_3d_f_luminance_alpha, /* 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 */ - sizeof(GLchan), /* TexelBytes */ - _mesa_texstore_rgba,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_intensity, /* FetchTexel1D */ - fetch_texel_2d_intensity, /* FetchTexel2D */ - fetch_texel_3d_intensity, /* FetchTexel3D */ - fetch_texel_1d_f_intensity, /* FetchTexel1Df */ - fetch_texel_2d_f_intensity, /* FetchTexel2Df */ - fetch_texel_3d_f_intensity, /* FetchTexel3Df */ - store_texel_intensity /* StoreTexel */ -}; - -const struct gl_texture_format _mesa_texformat_depth_component_float32 = { - MESA_FORMAT_DEPTH_COMPONENT_FLOAT32, /* 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(GLfloat) * 8, /* DepthBits */ - sizeof(GLfloat), /* TexelBytes */ - _mesa_texstore_depth_component_float32,/* StoreTexImageFunc */ - fetch_null_texel, /* FetchTexel1D */ - fetch_null_texel, /* FetchTexel1D */ - fetch_null_texel, /* FetchTexel1D */ - fetch_texel_1d_f_depth_component_f32,/* FetchTexel1Df */ - fetch_texel_2d_f_depth_component_f32,/* FetchTexel2Df */ - fetch_texel_3d_f_depth_component_f32,/* FetchTexel3Df */ - store_texel_depth_component_f32 /* StoreTexel */ -}; - -const struct gl_texture_format _mesa_texformat_depth_component16 = { - MESA_FORMAT_DEPTH_COMPONENT16, /* 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 */ - sizeof(GLushort), /* TexelBytes */ - _mesa_texstore_depth_component16, /* StoreTexImageFunc */ - fetch_null_texel, /* FetchTexel1D */ - fetch_null_texel, /* FetchTexel1D */ - fetch_null_texel, /* FetchTexel1D */ - fetch_texel_1d_f_depth_component16, /* FetchTexel1Df */ - fetch_texel_2d_f_depth_component16, /* FetchTexel2Df */ - fetch_texel_3d_f_depth_component16, /* FetchTexel3Df */ - store_texel_depth_component16 /* StoreTexel */ -}; - -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 */ - 4 * sizeof(GLfloat), /* TexelBytes */ - _mesa_texstore_rgba_float32, /* StoreTexImageFunc */ - fetch_texel_1d_rgba_f32, /* FetchTexel1D */ - fetch_texel_2d_rgba_f32, /* FetchTexel1D */ - fetch_texel_3d_rgba_f32, /* 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 */ - 4 * sizeof(GLhalfARB), /* TexelBytes */ - _mesa_texstore_rgba_float16, /* StoreTexImageFunc */ - fetch_texel_1d_rgba_f16, /* FetchTexel1D */ - fetch_texel_2d_rgba_f16, /* FetchTexel1D */ - fetch_texel_3d_rgba_f16, /* 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 */ - 3 * sizeof(GLfloat), /* TexelBytes */ - _mesa_texstore_rgba_float32,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_rgb_f32, /* FetchTexel1D */ - fetch_texel_2d_rgb_f32, /* FetchTexel1D */ - fetch_texel_3d_rgb_f32, /* 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 */ - 3 * sizeof(GLhalfARB), /* TexelBytes */ - _mesa_texstore_rgba_float16,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_rgb_f16, /* FetchTexel1D */ - fetch_texel_2d_rgb_f16, /* FetchTexel1D */ - fetch_texel_3d_rgb_f16, /* 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 */ - 1 * sizeof(GLfloat), /* TexelBytes */ - _mesa_texstore_rgba_float32,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_alpha_f32, /* FetchTexel1D */ - fetch_texel_2d_alpha_f32, /* FetchTexel1D */ - fetch_texel_3d_alpha_f32, /* 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 */ - 1 * sizeof(GLhalfARB), /* TexelBytes */ - _mesa_texstore_rgba_float16,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_alpha_f16, /* FetchTexel1D */ - fetch_texel_2d_alpha_f16, /* FetchTexel1D */ - fetch_texel_3d_alpha_f16, /* 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 */ - 1 * sizeof(GLfloat), /* TexelBytes */ - _mesa_texstore_rgba_float32,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_luminance_f32, /* FetchTexel1D */ - fetch_texel_2d_luminance_f32, /* FetchTexel2D */ - fetch_texel_3d_luminance_f32, /* 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 */ - 1 * sizeof(GLhalfARB), /* TexelBytes */ - _mesa_texstore_rgba_float16,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_luminance_f16, /* FetchTexel1D */ - fetch_texel_2d_luminance_f16, /* FetchTexel2D */ - fetch_texel_3d_luminance_f16, /* 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 */ - 2 * sizeof(GLfloat), /* TexelBytes */ - _mesa_texstore_rgba_float32, /* StoreTexImageFunc */ - fetch_texel_1d_luminance_alpha_f32, /* FetchTexel1D */ - fetch_texel_2d_luminance_alpha_f32, /* FetchTexel2D */ - fetch_texel_3d_luminance_alpha_f32, /* 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 */ - 2 * sizeof(GLhalfARB), /* TexelBytes */ - _mesa_texstore_rgba_float16, /* StoreTexImageFunc */ - fetch_texel_1d_luminance_alpha_f16, /* FetchTexel1D */ - fetch_texel_2d_luminance_alpha_f16, /* FetchTexel2D */ - fetch_texel_3d_luminance_alpha_f16, /* 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 */ - 1 * sizeof(GLfloat), /* TexelBytes */ - _mesa_texstore_rgba_float32,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_intensity_f32, /* FetchTexel1D */ - fetch_texel_2d_intensity_f32, /* FetchTexel2D */ - fetch_texel_3d_intensity_f32, /* 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 */ - 1 * sizeof(GLhalfARB), /* TexelBytes */ - _mesa_texstore_rgba_float16,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_intensity_f16, /* FetchTexel1D */ - fetch_texel_2d_intensity_f16, /* FetchTexel2D */ - fetch_texel_3d_intensity_f16, /* 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 */ - 4, /* TexelBytes */ - _mesa_texstore_rgba8888, /* StoreTexImageFunc */ - fetch_texel_1d_rgba8888, /* FetchTexel1D */ - fetch_texel_2d_rgba8888, /* FetchTexel2D */ - fetch_texel_3d_rgba8888, /* FetchTexel3D */ - fetch_texel_1d_f_rgba8888, /* FetchTexel1Df */ - fetch_texel_2d_f_rgba8888, /* FetchTexel2Df */ - fetch_texel_3d_f_rgba8888, /* 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 */ - 4, /* TexelBytes */ - _mesa_texstore_rgba8888, /* StoreTexImageFunc */ - fetch_texel_1d_rgba8888_rev, /* FetchTexel1D */ - fetch_texel_2d_rgba8888_rev, /* FetchTexel2D */ - fetch_texel_3d_rgba8888_rev, /* FetchTexel3D */ - fetch_texel_1d_f_rgba8888_rev, /* FetchTexel1Df */ - fetch_texel_2d_f_rgba8888_rev, /* FetchTexel2Df */ - fetch_texel_3d_f_rgba8888_rev, /* 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 */ - 4, /* TexelBytes */ - _mesa_texstore_argb8888, /* StoreTexImageFunc */ - fetch_texel_1d_argb8888, /* FetchTexel1D */ - fetch_texel_2d_argb8888, /* FetchTexel2D */ - fetch_texel_3d_argb8888, /* FetchTexel3D */ - fetch_texel_1d_f_argb8888, /* FetchTexel1Df */ - fetch_texel_2d_f_argb8888, /* FetchTexel2Df */ - fetch_texel_3d_f_argb8888, /* 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 */ - 4, /* TexelBytes */ - _mesa_texstore_argb8888, /* StoreTexImageFunc */ - fetch_texel_1d_argb8888_rev, /* FetchTexel1D */ - fetch_texel_2d_argb8888_rev, /* FetchTexel2D */ - fetch_texel_3d_argb8888_rev, /* FetchTexel3D */ - fetch_texel_1d_f_argb8888_rev, /* FetchTexel1Df */ - fetch_texel_2d_f_argb8888_rev, /* FetchTexel2Df */ - fetch_texel_3d_f_argb8888_rev, /* 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 */ - 3, /* TexelBytes */ - _mesa_texstore_rgb888, /* StoreTexImageFunc */ - fetch_texel_1d_rgb888, /* FetchTexel1D */ - fetch_texel_2d_rgb888, /* FetchTexel2D */ - fetch_texel_3d_rgb888, /* FetchTexel3D */ - fetch_texel_1d_f_rgb888, /* FetchTexel1Df */ - fetch_texel_2d_f_rgb888, /* FetchTexel2Df */ - fetch_texel_3d_f_rgb888, /* 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 */ - 3, /* TexelBytes */ - _mesa_texstore_bgr888, /* StoreTexImageFunc */ - fetch_texel_1d_bgr888, /* FetchTexel1D */ - fetch_texel_2d_bgr888, /* FetchTexel2D */ - fetch_texel_3d_bgr888, /* FetchTexel3D */ - fetch_texel_1d_f_bgr888, /* FetchTexel1Df */ - fetch_texel_2d_f_bgr888, /* FetchTexel2Df */ - fetch_texel_3d_f_bgr888, /* 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 */ - 2, /* TexelBytes */ - _mesa_texstore_rgb565, /* StoreTexImageFunc */ - fetch_texel_1d_rgb565, /* FetchTexel1D */ - fetch_texel_2d_rgb565, /* FetchTexel2D */ - fetch_texel_3d_rgb565, /* FetchTexel3D */ - fetch_texel_1d_f_rgb565, /* FetchTexel1Df */ - fetch_texel_2d_f_rgb565, /* FetchTexel2Df */ - fetch_texel_3d_f_rgb565, /* 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 */ - 2, /* TexelBytes */ - _mesa_texstore_rgb565, /* StoreTexImageFunc */ - fetch_texel_1d_rgb565_rev, /* FetchTexel1D */ - fetch_texel_2d_rgb565_rev, /* FetchTexel2D */ - fetch_texel_3d_rgb565_rev, /* FetchTexel3D */ - fetch_texel_1d_f_rgb565_rev, /* FetchTexel1Df */ - fetch_texel_2d_f_rgb565_rev, /* FetchTexel2Df */ - fetch_texel_3d_f_rgb565_rev, /* 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 */ - 2, /* TexelBytes */ - _mesa_texstore_argb4444, /* StoreTexImageFunc */ - fetch_texel_1d_argb4444, /* FetchTexel1D */ - fetch_texel_2d_argb4444, /* FetchTexel2D */ - fetch_texel_3d_argb4444, /* FetchTexel3D */ - fetch_texel_1d_f_argb4444, /* FetchTexel1Df */ - fetch_texel_2d_f_argb4444, /* FetchTexel2Df */ - fetch_texel_3d_f_argb4444, /* 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 */ - 2, /* TexelBytes */ - _mesa_texstore_argb4444, /* StoreTexImageFunc */ - fetch_texel_1d_argb4444_rev, /* FetchTexel1D */ - fetch_texel_2d_argb4444_rev, /* FetchTexel2D */ - fetch_texel_3d_argb4444_rev, /* FetchTexel3D */ - fetch_texel_1d_f_argb4444_rev, /* FetchTexel1Df */ - fetch_texel_2d_f_argb4444_rev, /* FetchTexel2Df */ - fetch_texel_3d_f_argb4444_rev, /* 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 */ - 2, /* TexelBytes */ - _mesa_texstore_argb1555, /* StoreTexImageFunc */ - fetch_texel_1d_argb1555, /* FetchTexel1D */ - fetch_texel_2d_argb1555, /* FetchTexel2D */ - fetch_texel_3d_argb1555, /* FetchTexel3D */ - fetch_texel_1d_f_argb1555, /* FetchTexel1Df */ - fetch_texel_2d_f_argb1555, /* FetchTexel2Df */ - fetch_texel_3d_f_argb1555, /* 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 */ - 2, /* TexelBytes */ - _mesa_texstore_argb1555, /* StoreTexImageFunc */ - fetch_texel_1d_argb1555_rev, /* FetchTexel1D */ - fetch_texel_2d_argb1555_rev, /* FetchTexel2D */ - fetch_texel_3d_argb1555_rev, /* FetchTexel3D */ - fetch_texel_1d_f_argb1555_rev, /* FetchTexel1Df */ - fetch_texel_2d_f_argb1555_rev, /* FetchTexel2Df */ - fetch_texel_3d_f_argb1555_rev, /* 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 */ - 2, /* TexelBytes */ - _mesa_texstore_al88, /* StoreTexImageFunc */ - fetch_texel_1d_al88, /* FetchTexel1D */ - fetch_texel_2d_al88, /* FetchTexel2D */ - fetch_texel_3d_al88, /* FetchTexel3D */ - fetch_texel_1d_f_al88, /* FetchTexel1Df */ - fetch_texel_2d_f_al88, /* FetchTexel2Df */ - fetch_texel_3d_f_al88, /* 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 */ - 2, /* TexelBytes */ - _mesa_texstore_al88, /* StoreTexImageFunc */ - fetch_texel_1d_al88_rev, /* FetchTexel1D */ - fetch_texel_2d_al88_rev, /* FetchTexel2D */ - fetch_texel_3d_al88_rev, /* FetchTexel3D */ - fetch_texel_1d_f_al88_rev, /* FetchTexel1Df */ - fetch_texel_2d_f_al88_rev, /* FetchTexel2Df */ - fetch_texel_3d_f_al88_rev, /* 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 */ - 1, /* TexelBytes */ - _mesa_texstore_rgb332, /* StoreTexImageFunc */ - fetch_texel_1d_rgb332, /* FetchTexel1D */ - fetch_texel_2d_rgb332, /* FetchTexel2D */ - fetch_texel_3d_rgb332, /* FetchTexel3D */ - fetch_texel_1d_f_rgb332, /* FetchTexel1Df */ - fetch_texel_2d_f_rgb332, /* FetchTexel2Df */ - fetch_texel_3d_f_rgb332, /* 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 */ - 1, /* TexelBytes */ - _mesa_texstore_a8, /* StoreTexImageFunc */ - fetch_texel_1d_a8, /* FetchTexel1D */ - fetch_texel_2d_a8, /* FetchTexel2D */ - fetch_texel_3d_a8, /* FetchTexel3D */ - fetch_texel_1d_f_a8, /* FetchTexel1Df */ - fetch_texel_2d_f_a8, /* FetchTexel2Df */ - fetch_texel_3d_f_a8, /* 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 */ - 1, /* TexelBytes */ - _mesa_texstore_a8,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_l8, /* FetchTexel1D */ - fetch_texel_2d_l8, /* FetchTexel2D */ - fetch_texel_3d_l8, /* FetchTexel3D */ - fetch_texel_1d_f_l8, /* FetchTexel1Df */ - fetch_texel_2d_f_l8, /* FetchTexel2Df */ - fetch_texel_3d_f_l8, /* 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 */ - 1, /* TexelBytes */ - _mesa_texstore_a8,/*yes*/ /* StoreTexImageFunc */ - fetch_texel_1d_i8, /* FetchTexel1D */ - fetch_texel_2d_i8, /* FetchTexel2D */ - fetch_texel_3d_i8, /* FetchTexel3D */ - fetch_texel_1d_f_i8, /* FetchTexel1Df */ - fetch_texel_2d_f_i8, /* FetchTexel2Df */ - fetch_texel_3d_f_i8, /* 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 */ - 1, /* TexelBytes */ - _mesa_texstore_ci8, /* StoreTexImageFunc */ - fetch_texel_1d_ci8, /* FetchTexel1D */ - fetch_texel_2d_ci8, /* FetchTexel2D */ - fetch_texel_3d_ci8, /* FetchTexel3D */ - fetch_texel_1d_f_ci8, /* FetchTexel1Df */ - fetch_texel_2d_f_ci8, /* FetchTexel2Df */ - fetch_texel_3d_f_ci8, /* 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 */ - 2, /* TexelBytes */ - _mesa_texstore_ycbcr, /* StoreTexImageFunc */ - fetch_texel_1d_ycbcr, /* FetchTexel1D */ - fetch_texel_2d_ycbcr, /* FetchTexel2D */ - fetch_texel_3d_ycbcr, /* FetchTexel3D */ - fetch_texel_1d_f_ycbcr, /* FetchTexel1Df */ - fetch_texel_2d_f_ycbcr, /* FetchTexel2Df */ - fetch_texel_3d_f_ycbcr, /* 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 */ - 2, /* TexelBytes */ - _mesa_texstore_ycbcr, /* StoreTexImageFunc */ - fetch_texel_1d_ycbcr_rev, /* FetchTexel1D */ - fetch_texel_2d_ycbcr_rev, /* FetchTexel2D */ - fetch_texel_3d_ycbcr_rev, /* FetchTexel3D */ - fetch_texel_1d_f_ycbcr_rev, /* FetchTexel1Df */ - fetch_texel_2d_f_ycbcr_rev, /* FetchTexel2Df */ - fetch_texel_3d_f_ycbcr_rev, /* FetchTexel3Df */ - store_texel_ycbcr_rev /* 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, /* 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 */ -}; - -/*@}*/ - - -/** - * Choose an appropriate texture format given the format, type and - * internalFormat parameters passed to glTexImage(). - * - * \param ctx the GL context. - * \param internalFormat user's prefered internal texture format. - * \param format incoming image pixel format. - * \param type incoming image data type. - * - * \return a pointer to a gl_texture_format object which describes the - * choosen texture format, or NULL on failure. - * - * This is called via dd_function_table::ChooseTextureFormat. Hardware drivers - * will typically override this function with a specialized version. - */ -const struct gl_texture_format * -_mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat, - GLenum format, GLenum type ) -{ - (void) format; - (void) type; - - switch (internalFormat) { - /* RGBA formats */ - case 4: - case GL_RGBA: - case GL_RGB10_A2: - case GL_RGBA12: - case GL_RGBA16: - return &_mesa_texformat_rgba; - case GL_RGBA8: - return &_mesa_texformat_rgba8888; - case GL_RGB5_A1: - return &_mesa_texformat_argb1555; - case GL_RGBA2: - return &_mesa_texformat_argb4444_rev; /* just to test another format*/ - case GL_RGBA4: - return &_mesa_texformat_argb4444; - - /* RGB formats */ - case 3: - case GL_RGB: - case GL_RGB10: - case GL_RGB12: - case GL_RGB16: - return &_mesa_texformat_rgb; - case GL_RGB8: - return &_mesa_texformat_rgb888; - case GL_R3_G3_B2: - return &_mesa_texformat_rgb332; - case GL_RGB4: - return &_mesa_texformat_rgb565_rev; /* just to test another format */ - case GL_RGB5: - return &_mesa_texformat_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; - - /* Luminance formats */ - case 1: - case GL_LUMINANCE: - case GL_LUMINANCE4: - case GL_LUMINANCE12: - case GL_LUMINANCE16: - return &_mesa_texformat_luminance; - case GL_LUMINANCE8: - return &_mesa_texformat_l8; - - /* Luminance/Alpha formats */ - case 2: - case GL_LUMINANCE_ALPHA: - case GL_LUMINANCE4_ALPHA4: - case GL_LUMINANCE6_ALPHA2: - 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; - - case GL_INTENSITY: - case GL_INTENSITY4: - case GL_INTENSITY12: - case GL_INTENSITY16: - return &_mesa_texformat_intensity; - case GL_INTENSITY8: - return &_mesa_texformat_i8; - - case GL_COLOR_INDEX: - case GL_COLOR_INDEX1_EXT: - case GL_COLOR_INDEX2_EXT: - case GL_COLOR_INDEX4_EXT: - case GL_COLOR_INDEX12_EXT: - case GL_COLOR_INDEX16_EXT: - case GL_COLOR_INDEX8_EXT: - return &_mesa_texformat_ci8; - - default: - ; /* fallthrough */ - } - - if (ctx->Extensions.SGIX_depth_texture || - ctx->Extensions.ARB_depth_texture) { - switch (internalFormat) { - case GL_DEPTH_COMPONENT: - case GL_DEPTH_COMPONENT24_SGIX: - case GL_DEPTH_COMPONENT32_SGIX: - return &_mesa_texformat_depth_component_float32; - case GL_DEPTH_COMPONENT16_SGIX: - return &_mesa_texformat_depth_component16; - 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 (ctx->Extensions.TDFX_texture_compression_FXT1) - return &_mesa_texformat_rgb_fxt1; - else if (ctx->Extensions.EXT_texture_compression_s3tc || - ctx->Extensions.S3_s3tc) - return &_mesa_texformat_rgb_dxt1; - else - return &_mesa_texformat_rgb; - case GL_COMPRESSED_RGBA_ARB: - if (ctx->Extensions.TDFX_texture_compression_FXT1) - return &_mesa_texformat_rgba_fxt1; - else if (ctx->Extensions.EXT_texture_compression_s3tc || - ctx->Extensions.S3_s3tc) - return &_mesa_texformat_rgba_dxt3; /* Not rgba_dxt1, see spec */ - else - return &_mesa_texformat_rgba; - 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; - else - return &_mesa_texformat_ycbcr_rev; - } - } - - if (ctx->Extensions.TDFX_texture_compression_FXT1) { - switch (internalFormat) { - case GL_COMPRESSED_RGB_FXT1_3DFX: - return &_mesa_texformat_rgb_fxt1; - case GL_COMPRESSED_RGBA_FXT1_3DFX: - return &_mesa_texformat_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; - case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT: - return &_mesa_texformat_rgba_dxt1; - case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT: - return &_mesa_texformat_rgba_dxt3; - case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT: - return &_mesa_texformat_rgba_dxt5; - default: - ; /* fallthrough */ - } - } - - if (ctx->Extensions.S3_s3tc) { - switch (internalFormat) { - case GL_RGB_S3TC: - case GL_RGB4_S3TC: - return &_mesa_texformat_rgb_dxt1; - case GL_RGBA_S3TC: - case GL_RGBA4_S3TC: - return &_mesa_texformat_rgba_dxt3; - default: - ; /* fallthrough */ - } - } - - if (ctx->Extensions.ARB_texture_float) { - switch (internalFormat) { - case GL_ALPHA16F_ARB: - return &_mesa_texformat_alpha_float16; - case GL_ALPHA32F_ARB: - return &_mesa_texformat_alpha_float32; - case GL_LUMINANCE16F_ARB: - return &_mesa_texformat_luminance_float16; - case GL_LUMINANCE32F_ARB: - return &_mesa_texformat_luminance_float32; - case GL_LUMINANCE_ALPHA16F_ARB: - return &_mesa_texformat_luminance_alpha_float16; - case GL_LUMINANCE_ALPHA32F_ARB: - return &_mesa_texformat_luminance_alpha_float32; - case GL_INTENSITY16F_ARB: - return &_mesa_texformat_intensity_float16; - case GL_INTENSITY32F_ARB: - return &_mesa_texformat_intensity_float32; - case GL_RGB16F_ARB: - return &_mesa_texformat_rgb_float16; - case GL_RGB32F_ARB: - return &_mesa_texformat_rgb_float32; - case GL_RGBA16F_ARB: - return &_mesa_texformat_rgba_float16; - case GL_RGBA32F_ARB: - return &_mesa_texformat_rgba_float32; - default: - ; /* fallthrough */ - } - } - - _mesa_problem(ctx, "unexpected format in _mesa_choose_tex_format()"); - return NULL; -} |