diff options
Diffstat (limited to 'mesalib/src/mesa/main/texformat.h')
| -rw-r--r-- | mesalib/src/mesa/main/texformat.h | 264 |
1 files changed, 5 insertions, 259 deletions
diff --git a/mesalib/src/mesa/main/texformat.h b/mesalib/src/mesa/main/texformat.h index 5aa1d756c..bda5fd6d8 100644 --- a/mesalib/src/mesa/main/texformat.h +++ b/mesalib/src/mesa/main/texformat.h @@ -1,9 +1,9 @@ /* * Mesa 3-D graphics library - * Version: 6.5.1 + * Version: 7.75 * - * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. - * Copyright (c) 2008 VMware, Inc. + * 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"), @@ -23,271 +23,17 @@ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ - -/** - * \file texformat.h - * Texture formats definitions. - * - * \author Gareth Hughes - */ - - #ifndef TEXFORMAT_H #define TEXFORMAT_H #include "mtypes.h" +#include "formats.h" -/** - * Mesa internal texture image formats. - * All texture images are stored in one of these formats. - * - * NOTE: when you add a new format, be sure to update the do_row() - * function in texstore.c used for auto mipmap generation. - */ -enum _format { - /** - * \name Hardware-friendly formats. - * - * Drivers can override the default formats and convert texture images to - * one of these as required. The driver's - * dd_function_table::ChooseTextureFormat function will choose one of these - * formats. - * - * \note In the default case, some of these formats will be duplicates of - * the generic formats listed below. However, these formats guarantee their - * internal component sizes, while GLchan may vary between GLubyte, GLushort - * and GLfloat. - */ - /*@{*/ - /* msb <------ TEXEL BITS -----------> lsb */ - /* ---- ---- ---- ---- ---- ---- ---- ---- */ - MESA_FORMAT_RGBA8888, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */ - MESA_FORMAT_RGBA8888_REV, /* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */ - MESA_FORMAT_ARGB8888, /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */ - MESA_FORMAT_ARGB8888_REV, /* BBBB BBBB GGGG GGGG RRRR RRRR AAAA AAAA */ - MESA_FORMAT_RGB888, /* RRRR RRRR GGGG GGGG BBBB BBBB */ - MESA_FORMAT_BGR888, /* BBBB BBBB GGGG GGGG RRRR RRRR */ - MESA_FORMAT_RGB565, /* RRRR RGGG GGGB BBBB */ - MESA_FORMAT_RGB565_REV, /* GGGB BBBB RRRR RGGG */ - MESA_FORMAT_RGBA4444, /* RRRR GGGG BBBB AAAA */ - MESA_FORMAT_ARGB4444, /* AAAA RRRR GGGG BBBB */ - MESA_FORMAT_ARGB4444_REV, /* GGGG BBBB AAAA RRRR */ - MESA_FORMAT_RGBA5551, /* RRRR RGGG GGBB BBBA */ - MESA_FORMAT_ARGB1555, /* ARRR RRGG GGGB BBBB */ - MESA_FORMAT_ARGB1555_REV, /* GGGB BBBB ARRR RRGG */ - MESA_FORMAT_AL88, /* AAAA AAAA LLLL LLLL */ - MESA_FORMAT_AL88_REV, /* LLLL LLLL AAAA AAAA */ - MESA_FORMAT_RGB332, /* RRRG GGBB */ - MESA_FORMAT_A8, /* AAAA AAAA */ - MESA_FORMAT_L8, /* LLLL LLLL */ - MESA_FORMAT_I8, /* IIII IIII */ - MESA_FORMAT_CI8, /* CCCC CCCC */ - MESA_FORMAT_YCBCR, /* YYYY YYYY UorV UorV */ - MESA_FORMAT_YCBCR_REV, /* UorV UorV YYYY YYYY */ - MESA_FORMAT_Z24_S8, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ SSSS SSSS */ - MESA_FORMAT_S8_Z24, /* SSSS SSSS ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */ - MESA_FORMAT_Z16, /* ZZZZ ZZZZ ZZZZ ZZZZ */ - MESA_FORMAT_Z32, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */ - /*@}*/ - -#if FEATURE_EXT_texture_sRGB - /** - * \name 8-bit/channel sRGB formats - */ - /*@{*/ - MESA_FORMAT_SRGB8, - MESA_FORMAT_SRGBA8, - MESA_FORMAT_SARGB8, - MESA_FORMAT_SL8, - MESA_FORMAT_SLA8, -#if FEATURE_texture_s3tc - MESA_FORMAT_SRGB_DXT1, - MESA_FORMAT_SRGBA_DXT1, - MESA_FORMAT_SRGBA_DXT3, - MESA_FORMAT_SRGBA_DXT5, -#endif - /*@}*/ -#endif - - /** - * \name Compressed texture formats. - */ - /*@{*/ -#if FEATURE_texture_fxt1 - MESA_FORMAT_RGB_FXT1, - MESA_FORMAT_RGBA_FXT1, -#endif -#if FEATURE_texture_s3tc - MESA_FORMAT_RGB_DXT1, - MESA_FORMAT_RGBA_DXT1, - MESA_FORMAT_RGBA_DXT3, - MESA_FORMAT_RGBA_DXT5, -#endif - /*@}*/ - - /** - * \name Generic GLchan-based formats. - * - * Software-oriented texture formats. Texels are arrays of GLchan - * values so there are no byte order issues. - * - * \note Because these are based on the GLchan data type, one cannot assume - * 8 bits per channel with these formats. If you require GLubyte channels, - * use one of the hardware formats above. - */ - /*@{*/ - MESA_FORMAT_RGBA, - MESA_FORMAT_RGB, - MESA_FORMAT_ALPHA, - MESA_FORMAT_LUMINANCE, - MESA_FORMAT_LUMINANCE_ALPHA, - MESA_FORMAT_INTENSITY, - /*@}*/ - - /** - * \name Floating point texture formats. - */ - /*@{*/ - MESA_FORMAT_RGBA_FLOAT32, - MESA_FORMAT_RGBA_FLOAT16, - MESA_FORMAT_RGB_FLOAT32, - MESA_FORMAT_RGB_FLOAT16, - MESA_FORMAT_ALPHA_FLOAT32, - MESA_FORMAT_ALPHA_FLOAT16, - MESA_FORMAT_LUMINANCE_FLOAT32, - MESA_FORMAT_LUMINANCE_FLOAT16, - MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32, - MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16, - MESA_FORMAT_INTENSITY_FLOAT32, - MESA_FORMAT_INTENSITY_FLOAT16, - /*@}*/ - - /** - * \name Signed fixed point texture formats. - */ - /*@{*/ - MESA_FORMAT_DUDV8, - MESA_FORMAT_SIGNED_RGBA8888, - MESA_FORMAT_SIGNED_RGBA8888_REV - /*@}*/ -}; - - -/** GLchan-valued formats */ -/*@{*/ -extern const struct gl_texture_format _mesa_texformat_rgba; -extern const struct gl_texture_format _mesa_texformat_rgb; -extern const struct gl_texture_format _mesa_texformat_alpha; -extern const struct gl_texture_format _mesa_texformat_luminance; -extern const struct gl_texture_format _mesa_texformat_luminance_alpha; -extern const struct gl_texture_format _mesa_texformat_intensity; -/*@}*/ - -#if FEATURE_EXT_texture_sRGB -/** sRGB (nonlinear) formats */ -/*@{*/ -extern const struct gl_texture_format _mesa_texformat_srgb8; -extern const struct gl_texture_format _mesa_texformat_srgba8; -extern const struct gl_texture_format _mesa_texformat_sargb8; -extern const struct gl_texture_format _mesa_texformat_sl8; -extern const struct gl_texture_format _mesa_texformat_sla8; -#if FEATURE_texture_s3tc -extern const struct gl_texture_format _mesa_texformat_srgb_dxt1; -extern const struct gl_texture_format _mesa_texformat_srgba_dxt1; -extern const struct gl_texture_format _mesa_texformat_srgba_dxt3; -extern const struct gl_texture_format _mesa_texformat_srgba_dxt5; -#endif -/*@}*/ -#endif - -/** Floating point texture formats */ -/*@{*/ -extern const struct gl_texture_format _mesa_texformat_rgba_float32; -extern const struct gl_texture_format _mesa_texformat_rgba_float16; -extern const struct gl_texture_format _mesa_texformat_rgb_float32; -extern const struct gl_texture_format _mesa_texformat_rgb_float16; -extern const struct gl_texture_format _mesa_texformat_alpha_float32; -extern const struct gl_texture_format _mesa_texformat_alpha_float16; -extern const struct gl_texture_format _mesa_texformat_luminance_float32; -extern const struct gl_texture_format _mesa_texformat_luminance_float16; -extern const struct gl_texture_format _mesa_texformat_luminance_alpha_float32; -extern const struct gl_texture_format _mesa_texformat_luminance_alpha_float16; -extern const struct gl_texture_format _mesa_texformat_intensity_float32; -extern const struct gl_texture_format _mesa_texformat_intensity_float16; -/*@}*/ - -/** Signed fixed point texture formats */ -/*@{*/ -extern const struct gl_texture_format _mesa_texformat_dudv8; -extern const struct gl_texture_format _mesa_texformat_signed_rgba8888; -extern const struct gl_texture_format _mesa_texformat_signed_rgba8888_rev; -/*@}*/ - -/** \name Assorted hardware-friendly formats */ -/*@{*/ -extern const struct gl_texture_format _mesa_texformat_rgba8888; -extern const struct gl_texture_format _mesa_texformat_rgba8888_rev; -extern const struct gl_texture_format _mesa_texformat_argb8888; -extern const struct gl_texture_format _mesa_texformat_argb8888_rev; -extern const struct gl_texture_format _mesa_texformat_rgb888; -extern const struct gl_texture_format _mesa_texformat_bgr888; -extern const struct gl_texture_format _mesa_texformat_rgb565; -extern const struct gl_texture_format _mesa_texformat_rgb565_rev; -extern const struct gl_texture_format _mesa_texformat_rgba4444; -extern const struct gl_texture_format _mesa_texformat_argb4444; -extern const struct gl_texture_format _mesa_texformat_argb4444_rev; -extern const struct gl_texture_format _mesa_texformat_argb1555; -extern const struct gl_texture_format _mesa_texformat_argb1555_rev; -extern const struct gl_texture_format _mesa_texformat_rgba5551; -extern const struct gl_texture_format _mesa_texformat_al88; -extern const struct gl_texture_format _mesa_texformat_al88_rev; -extern const struct gl_texture_format _mesa_texformat_rgb332; -extern const struct gl_texture_format _mesa_texformat_a8; -extern const struct gl_texture_format _mesa_texformat_l8; -extern const struct gl_texture_format _mesa_texformat_i8; -extern const struct gl_texture_format _mesa_texformat_ci8; -extern const struct gl_texture_format _mesa_texformat_z24_s8; -extern const struct gl_texture_format _mesa_texformat_s8_z24; -extern const struct gl_texture_format _mesa_texformat_z16; -extern const struct gl_texture_format _mesa_texformat_z32; -/*@}*/ - -/** \name YCbCr formats */ -/*@{*/ -extern const struct gl_texture_format _mesa_texformat_ycbcr; -extern const struct gl_texture_format _mesa_texformat_ycbcr_rev; -/*@}*/ - -/** \name Compressed formats */ -/*@{*/ -#if FEATURE_texture_fxt1 -extern const struct gl_texture_format _mesa_texformat_rgb_fxt1; -extern const struct gl_texture_format _mesa_texformat_rgba_fxt1; -#endif -#if FEATURE_texture_s3tc -extern const struct gl_texture_format _mesa_texformat_rgb_dxt1; -extern const struct gl_texture_format _mesa_texformat_rgba_dxt1; -extern const struct gl_texture_format _mesa_texformat_rgba_dxt3; -extern const struct gl_texture_format _mesa_texformat_rgba_dxt5; -#endif -/*@}*/ - -/** \name The null format */ -/*@{*/ -extern const struct gl_texture_format _mesa_null_texformat; -/*@}*/ - - -extern const struct gl_texture_format * +extern gl_format _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat, GLenum format, GLenum type ); -extern void -_mesa_format_to_type_and_comps(const struct gl_texture_format *format, - GLenum *datatype, GLuint *comps); - - #endif |