From 5d1387b2da3626326410804026f8b92f1a121fdc Mon Sep 17 00:00:00 2001 From: Ian Romanick Date: Tue, 28 Sep 2010 17:24:39 -0700 Subject: ARB_texture_rg: Add R8, R16, RG88, and RG1616 internal formats --- src/mesa/main/formats.c | 80 +++++++++++++++++++++ src/mesa/main/formats.h | 6 ++ src/mesa/main/image.c | 88 +++++++++++++++++++++++ src/mesa/main/readpix.c | 1 + src/mesa/main/texfetch.c | 42 +++++++++++ src/mesa/main/texfetch_tmp.h | 144 ++++++++++++++++++++++++++++++++++++++ src/mesa/main/texformat.c | 23 +++++++ src/mesa/main/texstore.c | 161 +++++++++++++++++++++++++++++++++++-------- 8 files changed, 515 insertions(+), 30 deletions(-) (limited to 'src/mesa/main') diff --git a/src/mesa/main/formats.c b/src/mesa/main/formats.c index 9db9f1c56e..a82aa9c6a0 100644 --- a/src/mesa/main/formats.c +++ b/src/mesa/main/formats.c @@ -320,6 +320,60 @@ static struct gl_format_info format_info[MESA_FORMAT_COUNT] = 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ 1, 1, 2 /* BlockWidth/Height,Bytes */ }, + { + MESA_FORMAT_R8, + "MESA_FORMAT_R8", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_RG88, + "MESA_FORMAT_RG88", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG88_REV, + "MESA_FORMAT_RG88_REV", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_R16, + "MESA_FORMAT_R16", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG1616, + "MESA_FORMAT_RG1616", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG1616_REV, + "MESA_FORMAT_RG1616_REV", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, { MESA_FORMAT_Z24_S8, /* Name */ "MESA_FORMAT_Z24_S8", /* StrName */ @@ -1073,6 +1127,22 @@ _mesa_test_formats(void) assert(info->LuminanceBits == 0); assert(info->IntensityBits == 0); } + else if (info->BaseFormat == GL_RG) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RED) { + assert(info->RedBits > 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } else if (info->BaseFormat == GL_LUMINANCE) { assert(info->RedBits == 0); assert(info->GreenBits == 0); @@ -1137,16 +1207,25 @@ _mesa_format_to_type_and_comps(gl_format format, case MESA_FORMAT_AL88: case MESA_FORMAT_AL88_REV: + case MESA_FORMAT_RG88: + case MESA_FORMAT_RG88_REV: *datatype = GL_UNSIGNED_BYTE; *comps = 2; return; case MESA_FORMAT_AL1616: case MESA_FORMAT_AL1616_REV: + case MESA_FORMAT_RG1616: + case MESA_FORMAT_RG1616_REV: *datatype = GL_UNSIGNED_SHORT; *comps = 2; return; + case MESA_FORMAT_R16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + case MESA_FORMAT_RGB332: *datatype = GL_UNSIGNED_BYTE_3_3_2; *comps = 3; @@ -1156,6 +1235,7 @@ _mesa_format_to_type_and_comps(gl_format format, case MESA_FORMAT_L8: case MESA_FORMAT_I8: case MESA_FORMAT_CI8: + case MESA_FORMAT_R8: *datatype = GL_UNSIGNED_BYTE; *comps = 1; return; diff --git a/src/mesa/main/formats.h b/src/mesa/main/formats.h index e9467f486b..7674d8eaa4 100644 --- a/src/mesa/main/formats.h +++ b/src/mesa/main/formats.h @@ -76,6 +76,12 @@ typedef enum MESA_FORMAT_CI8, /* CCCC CCCC */ MESA_FORMAT_YCBCR, /* YYYY YYYY UorV UorV */ MESA_FORMAT_YCBCR_REV, /* UorV UorV YYYY YYYY */ + MESA_FORMAT_R8, /* RRRR RRRR */ + MESA_FORMAT_RG88, /* RRRR RRRR GGGG GGGG */ + MESA_FORMAT_RG88_REV, /* GGGG GGGG RRRR RRRR */ + MESA_FORMAT_R16, /* RRRR RRRR RRRR RRRR */ + MESA_FORMAT_RG1616, /* RRRR RRRR RRRR RRRR GGGG GGGG GGGG GGGG */ + MESA_FORMAT_RG1616_REV, /* GGGG GGGG GGGG GGGG RRRR RRRR RRRR RRRR */ 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 */ diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c index 029d2fef8a..1992c7448b 100644 --- a/src/mesa/main/image.c +++ b/src/mesa/main/image.c @@ -286,6 +286,7 @@ _mesa_components_in_format( GLenum format ) return 1; case GL_LUMINANCE_ALPHA: case GL_LUMINANCE_ALPHA_INTEGER_EXT: + case GL_RG: return 2; case GL_RGB: case GL_RGB_INTEGER_EXT: @@ -428,6 +429,24 @@ _mesa_is_legal_format_and_type( GLcontext *ctx, GLenum format, GLenum type ) case GL_LUMINANCE: case GL_LUMINANCE_ALPHA: case GL_DEPTH_COMPONENT: + switch (type) { + case GL_BYTE: + case GL_UNSIGNED_BYTE: + case GL_SHORT: + case GL_UNSIGNED_SHORT: + case GL_INT: + case GL_UNSIGNED_INT: + case GL_FLOAT: + return GL_TRUE; + case GL_HALF_FLOAT_ARB: + return ctx->Extensions.ARB_half_float_pixel; + default: + return GL_FALSE; + } + case GL_RG: + if (!ctx->Extensions.ARB_texture_rg) + return GL_FALSE; + switch (type) { case GL_BYTE: case GL_UNSIGNED_BYTE: @@ -596,6 +615,11 @@ _mesa_is_color_format(GLenum format) case GL_INTENSITY8: case GL_INTENSITY12: case GL_INTENSITY16: + case GL_R8: + case GL_R16: + case GL_RG: + case GL_RG8: + case GL_RG16: case 3: case GL_RGB: case GL_BGR: @@ -626,6 +650,10 @@ _mesa_is_color_format(GLenum format) case GL_LUMINANCE_ALPHA32F_ARB: case GL_INTENSITY16F_ARB: case GL_INTENSITY32F_ARB: + case GL_R16F: + case GL_R32F: + case GL_RG16F: + case GL_RG32F: case GL_RGB16F_ARB: case GL_RGB32F_ARB: case GL_RGBA16F_ARB: @@ -1585,6 +1613,25 @@ _mesa_lookup_rgba_float(const struct gl_color_table *table, rgba[i][ACOMP] = alpha;; } break; + case GL_RED: + /* replace RGB with RGB */ + for (i = 0; i < n; i++) { + GLint jR = IROUND(rgba[i][RCOMP] * scale); + jR = CLAMP(jR, 0, max); + rgba[i][RCOMP] = lut[jR * 3 + 0]; + } + break; + case GL_RG: + /* replace RG with RG */ + for (i = 0; i < n; i++) { + GLint jR = IROUND(rgba[i][RCOMP] * scale); + GLint jG = IROUND(rgba[i][GCOMP] * scale); + jR = CLAMP(jR, 0, max); + jG = CLAMP(jG, 0, max); + rgba[i][RCOMP] = lut[jR * 3 + 0]; + rgba[i][GCOMP] = lut[jG * 3 + 1]; + } + break; case GL_RGB: /* replace RGB with RGB */ for (i = 0; i < n; i++) { @@ -3201,6 +3248,7 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], srcFormat == GL_LUMINANCE || srcFormat == GL_LUMINANCE_ALPHA || srcFormat == GL_INTENSITY || + srcFormat == GL_RG || srcFormat == GL_RGB || srcFormat == GL_BGR || srcFormat == GL_RGBA || @@ -3283,6 +3331,18 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], redIndex = greenIndex = blueIndex = alphaIndex = 0; stride = 1; break; + case GL_RG: + case GL_RG_INTEGER: + redIndex = 0; + greenIndex = 1; + blueIndex = -1; + alphaIndex = -1; + rComp = 0; + gComp = 1; + bComp = 2; + aComp = 3; + stride = 2; + break; case GL_RGB: case GL_RGB_INTEGER: redIndex = 0; @@ -3852,6 +3912,8 @@ _mesa_unpack_color_span_chan( GLcontext *ctx, dstFormat == GL_LUMINANCE || dstFormat == GL_LUMINANCE_ALPHA || dstFormat == GL_INTENSITY || + dstFormat == GL_RED || + dstFormat == GL_RG || dstFormat == GL_RGB || dstFormat == GL_RGBA || dstFormat == GL_COLOR_INDEX); @@ -3863,6 +3925,7 @@ _mesa_unpack_color_span_chan( GLcontext *ctx, srcFormat == GL_LUMINANCE || srcFormat == GL_LUMINANCE_ALPHA || srcFormat == GL_INTENSITY || + srcFormat == GL_RG || srcFormat == GL_RGB || srcFormat == GL_BGR || srcFormat == GL_RGBA || @@ -4090,6 +4153,17 @@ _mesa_unpack_color_span_chan( GLcontext *ctx, dstRedIndex = dstGreenIndex = dstBlueIndex = dstAlphaIndex = -1; dstLuminanceIndex = -1; break; + case GL_RED: + dstRedIndex = 0; + dstGreenIndex = dstBlueIndex = -1; + dstAlphaIndex = dstLuminanceIndex = dstIntensityIndex = -1; + break; + case GL_RG: + dstRedIndex = 0; + dstGreenIndex = 1; + dstBlueIndex = -1; + dstAlphaIndex = dstLuminanceIndex = dstIntensityIndex = -1; + break; case GL_RGB: dstRedIndex = 0; dstGreenIndex = 1; @@ -4188,6 +4262,8 @@ _mesa_unpack_color_span_float( GLcontext *ctx, dstFormat == GL_LUMINANCE || dstFormat == GL_LUMINANCE_ALPHA || dstFormat == GL_INTENSITY || + dstFormat == GL_RED || + dstFormat == GL_RG || dstFormat == GL_RGB || dstFormat == GL_RGBA || dstFormat == GL_COLOR_INDEX); @@ -4199,6 +4275,7 @@ _mesa_unpack_color_span_float( GLcontext *ctx, srcFormat == GL_LUMINANCE || srcFormat == GL_LUMINANCE_ALPHA || srcFormat == GL_INTENSITY || + srcFormat == GL_RG || srcFormat == GL_RGB || srcFormat == GL_BGR || srcFormat == GL_RGBA || @@ -4315,6 +4392,17 @@ _mesa_unpack_color_span_float( GLcontext *ctx, dstRedIndex = dstGreenIndex = dstBlueIndex = dstAlphaIndex = -1; dstLuminanceIndex = -1; break; + case GL_RED: + dstRedIndex = 0; + dstGreenIndex = dstBlueIndex = -1; + dstAlphaIndex = dstLuminanceIndex = dstIntensityIndex = -1; + break; + case GL_RG: + dstRedIndex = 0; + dstGreenIndex = 1; + dstBlueIndex = -1; + dstAlphaIndex = dstLuminanceIndex = dstIntensityIndex = -1; + break; case GL_RGB: dstRedIndex = 0; dstGreenIndex = 1; diff --git a/src/mesa/main/readpix.c b/src/mesa/main/readpix.c index 93f2bd31cc..bb3fb9eb66 100644 --- a/src/mesa/main/readpix.c +++ b/src/mesa/main/readpix.c @@ -66,6 +66,7 @@ _mesa_error_check_format_type(GLcontext *ctx, GLenum format, GLenum type, /* additional checks */ switch (format) { + case GL_RG: case GL_RED: case GL_GREEN: case GL_BLUE: diff --git a/src/mesa/main/texfetch.c b/src/mesa/main/texfetch.c index c03bc71cd7..aa3a6961b6 100644 --- a/src/mesa/main/texfetch.c +++ b/src/mesa/main/texfetch.c @@ -313,6 +313,48 @@ texfetch_funcs[MESA_FORMAT_COUNT] = fetch_texel_3d_f_ycbcr_rev, store_texel_ycbcr_rev }, + { + MESA_FORMAT_R8, + fetch_texel_1d_f_r8, + fetch_texel_2d_f_r8, + fetch_texel_3d_f_r8, + store_texel_r8, + }, + { + MESA_FORMAT_RG88, + fetch_texel_1d_f_rg88, + fetch_texel_2d_f_rg88, + fetch_texel_3d_f_rg88, + store_texel_rg88, + }, + { + MESA_FORMAT_RG88_REV, + fetch_texel_1d_f_rg88_rev, + fetch_texel_2d_f_rg88_rev, + fetch_texel_3d_f_rg88_rev, + store_texel_rg88_rev, + }, + { + MESA_FORMAT_R16, + fetch_texel_1d_f_r16, + fetch_texel_2d_f_r16, + fetch_texel_3d_f_r16, + store_texel_r16, + }, + { + MESA_FORMAT_RG1616, + fetch_texel_1d_f_rg1616, + fetch_texel_2d_f_rg1616, + fetch_texel_3d_f_rg1616, + store_texel_rg1616, + }, + { + MESA_FORMAT_RG1616_REV, + fetch_texel_1d_f_rg1616_rev, + fetch_texel_2d_f_rg1616_rev, + fetch_texel_3d_f_rg1616_rev, + store_texel_rg1616_rev, + }, { MESA_FORMAT_Z24_S8, fetch_texel_1d_f_z24_s8, diff --git a/src/mesa/main/texfetch_tmp.h b/src/mesa/main/texfetch_tmp.h index f943554370..2f583ed522 100644 --- a/src/mesa/main/texfetch_tmp.h +++ b/src/mesa/main/texfetch_tmp.h @@ -810,6 +810,54 @@ static void store_texel_argb1555_rev(struct gl_texture_image *texImage, #endif +/* MESA_FORMAT_RG88 **********************************************************/ + +/* Fetch texel from 1D, 2D or 3D rg88 texture, return 4 GLchans */ +static void FETCH(f_rg88)( const struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, GLfloat *texel ) +{ + const GLushort s = *TEXEL_ADDR(GLushort, texImage, i, j, k, 1); + texel[RCOMP] = UBYTE_TO_FLOAT( s & 0xff ); + texel[GCOMP] = UBYTE_TO_FLOAT( s >> 8 ); + texel[BCOMP] = 0.0; + texel[ACOMP] = 1.0; +} + +#if DIM == 3 +static void store_texel_rg88(struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, const void *texel) +{ + const GLubyte *rgba = (const GLubyte *) texel; + GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 1); + *dst = PACK_COLOR_88(rgba[RCOMP], rgba[GCOMP]); +} +#endif + + +/* MESA_FORMAT_RG88_REV ******************************************************/ + +/* Fetch texel from 1D, 2D or 3D rg88_rev texture, return 4 GLchans */ +static void FETCH(f_rg88_rev)( const struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, GLfloat *texel ) +{ + const GLushort s = *TEXEL_ADDR(GLushort, texImage, i, j, k, 1); + texel[RCOMP] = UBYTE_TO_FLOAT( s & 0xff ); + texel[GCOMP] = UBYTE_TO_FLOAT( s >> 8 ); + texel[BCOMP] = 0.0; + texel[ACOMP] = 1.0; +} + +#if DIM == 3 +static void store_texel_rg88_rev(struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, const void *texel) +{ + const GLubyte *rgba = (const GLubyte *) texel; + GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 1); + *dst = PACK_COLOR_88(rgba[GCOMP], rgba[RCOMP]); +} +#endif + + /* MESA_FORMAT_AL88 **********************************************************/ /* Fetch texel from 1D, 2D or 3D al88 texture, return 4 GLchans */ @@ -834,6 +882,54 @@ static void store_texel_al88(struct gl_texture_image *texImage, #endif +/* MESA_FORMAT_R8 ************************************************************/ + +/* Fetch texel from 1D, 2D or 3D rg88 texture, return 4 GLchans */ +static void FETCH(f_r8)(const struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, GLfloat *texel) +{ + const GLubyte s = *TEXEL_ADDR(GLubyte, texImage, i, j, k, 1); + texel[RCOMP] = UBYTE_TO_FLOAT(s); + texel[GCOMP] = 0.0; + texel[BCOMP] = 0.0; + texel[ACOMP] = 1.0; +} + +#if DIM == 3 +static void store_texel_r8(struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, const void *texel) +{ + const GLubyte *rgba = (const GLubyte *) texel; + GLubyte *dst = TEXEL_ADDR(GLubyte, texImage, i, j, k, 1); + *dst = rgba[RCOMP]; +} +#endif + + +/* MESA_FORMAT_R16 ***********************************************************/ + +/* Fetch texel from 1D, 2D or 3D r16 texture, return 4 GLchans */ +static void FETCH(f_r16)(const struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, GLfloat *texel) +{ + const GLushort s = *TEXEL_ADDR(GLushort, texImage, i, j, k, 1); + texel[RCOMP] = USHORT_TO_FLOAT(s); + texel[GCOMP] = 0.0; + texel[BCOMP] = 0.0; + texel[ACOMP] = 1.0; +} + +#if DIM == 3 +static void store_texel_r16(struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, const void *texel) +{ + const GLushort *rgba = (const GLushort *) texel; + GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 1); + *dst = rgba[RCOMP]; +} +#endif + + /* MESA_FORMAT_AL88_REV ******************************************************/ /* Fetch texel from 1D, 2D or 3D al88_rev texture, return 4 GLchans */ @@ -858,6 +954,54 @@ static void store_texel_al88_rev(struct gl_texture_image *texImage, #endif +/* MESA_FORMAT_RG1616 ********************************************************/ + +/* Fetch texel from 1D, 2D or 3D rg1616 texture, return 4 GLchans */ +static void FETCH(f_rg1616)( const struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, GLfloat *texel ) +{ + const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1); + texel[RCOMP] = USHORT_TO_FLOAT( s & 0xffff ); + texel[GCOMP] = USHORT_TO_FLOAT( s >> 16 ); + texel[BCOMP] = 0.0; + texel[ACOMP] = 1.0; +} + +#if DIM == 3 +static void store_texel_rg1616(struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, const void *texel) +{ + const GLubyte *rgba = (const GLubyte *) texel; + GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 1); + *dst = PACK_COLOR_1616(rgba[RCOMP], rgba[GCOMP]); +} +#endif + + +/* MESA_FORMAT_RG1616_REV ****************************************************/ + +/* Fetch texel from 1D, 2D or 3D rg1616_rev texture, return 4 GLchans */ +static void FETCH(f_rg1616_rev)( const struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, GLfloat *texel ) +{ + const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1); + texel[RCOMP] = USHORT_TO_FLOAT( s >> 16 ); + texel[GCOMP] = USHORT_TO_FLOAT( s & 0xffff ); + texel[BCOMP] = 0.0; + texel[ACOMP] = 1.0; +} + +#if DIM == 3 +static void store_texel_rg1616_rev(struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, const void *texel) +{ + const GLubyte *rgba = (const GLubyte *) texel; + GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 1); + *dst = PACK_COLOR_1616(rgba[GCOMP], rgba[RCOMP]); +} +#endif + + /* MESA_FORMAT_AL1616 ********************************************************/ /* Fetch texel from 1D, 2D or 3D al1616 texture, return 4 GLchans */ diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c index b9271ef58e..24efb108bb 100644 --- a/src/mesa/main/texformat.c +++ b/src/mesa/main/texformat.c @@ -429,6 +429,29 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat, } } + if (ctx->Extensions.ARB_texture_rg) { + switch (internalFormat) { + case GL_R8: + case GL_RED: + case GL_COMPRESSED_RED: + return MESA_FORMAT_R8; + + case GL_R16: + return MESA_FORMAT_R16; + + case GL_RG: + case GL_RG8: + case GL_COMPRESSED_RG: + return MESA_FORMAT_RG88; + + case GL_RG16: + return MESA_FORMAT_RG1616; + + default: + ; /* fallthrough */ + } + } + _mesa_problem(ctx, "unexpected format in _mesa_choose_tex_format()"); return MESA_FORMAT_NONE; } diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c index a1574e6cd8..5ca36d955e 100644 --- a/src/mesa/main/texstore.c +++ b/src/mesa/main/texstore.c @@ -99,6 +99,7 @@ can_swizzle(GLenum logicalBaseFormat) case GL_BGR: case GL_BGRA: case GL_ABGR_EXT: + case GL_RG: return GL_TRUE; default: return GL_FALSE; @@ -120,6 +121,7 @@ enum { IDX_BGR, IDX_BGRA, IDX_ABGR, + IDX_RG, MAX_IDX }; @@ -207,6 +209,12 @@ static const struct { MAP4(3,2,1,0), MAP4(3,2,1,0) }, + + { + IDX_RG, + MAP4(0, 1, ZERO, ONE), + MAP2(0, 1) + }, }; @@ -230,6 +238,7 @@ get_map_idx(GLenum value) case GL_BGR: return IDX_BGR; case GL_BGRA: return IDX_BGRA; case GL_ABGR_EXT: return IDX_ABGR; + case GL_RG: return IDX_RG; default: _mesa_problem(NULL, "Unexpected inFormat"); return 0; @@ -319,6 +328,8 @@ make_temp_float_image(GLcontext *ctx, GLuint dims, ASSERT(logicalBaseFormat == GL_RGBA || logicalBaseFormat == GL_RGB || + logicalBaseFormat == GL_RG || + logicalBaseFormat == GL_RED || logicalBaseFormat == GL_LUMINANCE_ALPHA || logicalBaseFormat == GL_LUMINANCE || logicalBaseFormat == GL_ALPHA || @@ -328,6 +339,8 @@ make_temp_float_image(GLcontext *ctx, GLuint dims, ASSERT(textureBaseFormat == GL_RGBA || textureBaseFormat == GL_RGB || + textureBaseFormat == GL_RG || + textureBaseFormat == GL_RED || textureBaseFormat == GL_LUMINANCE_ALPHA || textureBaseFormat == GL_LUMINANCE || textureBaseFormat == GL_ALPHA || @@ -445,6 +458,8 @@ _mesa_make_temp_chan_image(GLcontext *ctx, GLuint dims, ASSERT(logicalBaseFormat == GL_RGBA || logicalBaseFormat == GL_RGB || + logicalBaseFormat == GL_RG || + logicalBaseFormat == GL_RED || logicalBaseFormat == GL_LUMINANCE_ALPHA || logicalBaseFormat == GL_LUMINANCE || logicalBaseFormat == GL_ALPHA || @@ -452,6 +467,8 @@ _mesa_make_temp_chan_image(GLcontext *ctx, GLuint dims, ASSERT(textureBaseFormat == GL_RGBA || textureBaseFormat == GL_RGB || + textureBaseFormat == GL_RG || + textureBaseFormat == GL_RED || textureBaseFormat == GL_LUMINANCE_ALPHA || textureBaseFormat == GL_LUMINANCE || textureBaseFormat == GL_ALPHA || @@ -1907,21 +1924,22 @@ _mesa_texstore_argb1555(TEXSTORE_PARAMS) static GLboolean -_mesa_texstore_al88(TEXSTORE_PARAMS) +_mesa_texstore_unorm88(TEXSTORE_PARAMS) { const GLboolean littleEndian = _mesa_little_endian(); const GLuint texelBytes = _mesa_get_format_bytes(dstFormat); const GLenum baseFormat = _mesa_get_format_base_format(dstFormat); ASSERT(dstFormat == MESA_FORMAT_AL88 || - dstFormat == MESA_FORMAT_AL88_REV); + dstFormat == MESA_FORMAT_AL88_REV || + dstFormat == MESA_FORMAT_RG88 || + dstFormat == MESA_FORMAT_RG88_REV); ASSERT(texelBytes == 2); if (!ctx->_ImageTransferState && !srcPacking->SwapBytes && - dstFormat == MESA_FORMAT_AL88 && - baseInternalFormat == GL_LUMINANCE_ALPHA && - srcFormat == GL_LUMINANCE_ALPHA && + (dstFormat == MESA_FORMAT_AL88 || dstFormat == MESA_FORMAT_RG88) && + baseInternalFormat == srcFormat && srcType == GL_UNSIGNED_BYTE && littleEndian) { /* simple memcpy path */ @@ -1942,14 +1960,27 @@ _mesa_texstore_al88(TEXSTORE_PARAMS) /* dstmap - how to swizzle from RGBA to dst format: */ - if ((littleEndian && dstFormat == MESA_FORMAT_AL88) || - (!littleEndian && dstFormat == MESA_FORMAT_AL88_REV)) { - dstmap[0] = 0; - dstmap[1] = 3; + if (dstFormat == MESA_FORMAT_AL88 || dstFormat == MESA_FORMAT_AL88_REV) { + if ((littleEndian && dstFormat == MESA_FORMAT_AL88) || + (!littleEndian && dstFormat == MESA_FORMAT_AL88_REV)) { + dstmap[0] = 0; + dstmap[1] = 3; + } + else { + dstmap[0] = 3; + dstmap[1] = 0; + } } else { - dstmap[0] = 3; - dstmap[1] = 0; + if ((littleEndian && dstFormat == MESA_FORMAT_RG88) || + (!littleEndian && dstFormat == MESA_FORMAT_RG88_REV)) { + dstmap[0] = 0; + dstmap[1] = 1; + } + else { + dstmap[0] = 1; + dstmap[1] = 0; + } } dstmap[2] = ZERO; /* ? */ dstmap[3] = ONE; /* ? */ @@ -1983,7 +2014,8 @@ _mesa_texstore_al88(TEXSTORE_PARAMS) + dstXoffset * texelBytes; for (row = 0; row < srcHeight; row++) { GLushort *dstUS = (GLushort *) dstRow; - if (dstFormat == MESA_FORMAT_AL88) { + if (dstFormat == MESA_FORMAT_AL88 || + dstFormat == MESA_FORMAT_RG88) { for (col = 0; col < srcWidth; col++) { /* src[0] is luminance, src[1] is alpha */ dstUS[col] = PACK_COLOR_88( CHAN_TO_UBYTE(src[1]), @@ -2009,21 +2041,22 @@ _mesa_texstore_al88(TEXSTORE_PARAMS) static GLboolean -_mesa_texstore_al1616(TEXSTORE_PARAMS) +_mesa_texstore_unorm1616(TEXSTORE_PARAMS) { const GLboolean littleEndian = _mesa_little_endian(); const GLuint texelBytes = _mesa_get_format_bytes(dstFormat); const GLenum baseFormat = _mesa_get_format_base_format(dstFormat); ASSERT(dstFormat == MESA_FORMAT_AL1616 || - dstFormat == MESA_FORMAT_AL1616_REV); + dstFormat == MESA_FORMAT_AL1616_REV || + dstFormat == MESA_FORMAT_RG1616 || + dstFormat == MESA_FORMAT_RG1616_REV); ASSERT(texelBytes == 4); if (!ctx->_ImageTransferState && !srcPacking->SwapBytes && - dstFormat == MESA_FORMAT_AL1616 && - baseInternalFormat == GL_LUMINANCE_ALPHA && - srcFormat == GL_LUMINANCE_ALPHA && + (dstFormat == MESA_FORMAT_AL1616 || dstFormat == MESA_FORMAT_RG1616) && + baseInternalFormat == srcFormat && srcType == GL_UNSIGNED_SHORT && littleEndian) { /* simple memcpy path */ @@ -2053,7 +2086,8 @@ _mesa_texstore_al1616(TEXSTORE_PARAMS) + dstXoffset * texelBytes; for (row = 0; row < srcHeight; row++) { GLuint *dstUI = (GLuint *) dstRow; - if (dstFormat == MESA_FORMAT_AL1616) { + if (dstFormat == MESA_FORMAT_AL1616 || + dstFormat == MESA_FORMAT_RG1616) { for (col = 0; col < srcWidth; col++) { GLushort l, a; @@ -2082,6 +2116,66 @@ _mesa_texstore_al1616(TEXSTORE_PARAMS) } +static GLboolean +_mesa_texstore_r16(TEXSTORE_PARAMS) +{ + const GLboolean littleEndian = _mesa_little_endian(); + const GLuint texelBytes = _mesa_get_format_bytes(dstFormat); + const GLenum baseFormat = _mesa_get_format_base_format(dstFormat); + + ASSERT(dstFormat == MESA_FORMAT_R16); + ASSERT(texelBytes == 2); + + if (!ctx->_ImageTransferState && + !srcPacking->SwapBytes && + dstFormat == MESA_FORMAT_R16 && + baseInternalFormat == GL_RED && + srcFormat == GL_RED && + srcType == GL_UNSIGNED_SHORT && + littleEndian) { + /* simple memcpy path */ + memcpy_texture(ctx, dims, + dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset, + dstRowStride, + dstImageOffsets, + srcWidth, srcHeight, srcDepth, srcFormat, srcType, + srcAddr, srcPacking); + } + else { + /* general path */ + const GLfloat *tempImage = make_temp_float_image(ctx, dims, + baseInternalFormat, + baseFormat, + srcWidth, srcHeight, srcDepth, + srcFormat, srcType, srcAddr, + srcPacking); + const GLfloat *src = tempImage; + GLint img, row, col; + if (!tempImage) + return GL_FALSE; + for (img = 0; img < srcDepth; img++) { + GLubyte *dstRow = (GLubyte *) dstAddr + + dstImageOffsets[dstZoffset + img] * texelBytes + + dstYoffset * dstRowStride + + dstXoffset * texelBytes; + for (row = 0; row < srcHeight; row++) { + GLushort *dstUS = (GLushort *) dstRow; + for (col = 0; col < srcWidth; col++) { + GLushort r; + + UNCLAMPED_FLOAT_TO_USHORT(r, src[0]); + dstUS[col] = r; + src += 1; + } + dstRow += dstRowStride; + } + } + free((void *) tempImage); + } + return GL_TRUE; +} + + static GLboolean _mesa_texstore_rgba_16(TEXSTORE_PARAMS) { @@ -2278,7 +2372,8 @@ _mesa_texstore_a8(TEXSTORE_PARAMS) ASSERT(dstFormat == MESA_FORMAT_A8 || dstFormat == MESA_FORMAT_L8 || - dstFormat == MESA_FORMAT_I8); + dstFormat == MESA_FORMAT_I8 || + dstFormat == MESA_FORMAT_R8); ASSERT(texelBytes == 1); if (!ctx->_ImageTransferState && @@ -3604,13 +3699,13 @@ _mesa_texstore_sla8(TEXSTORE_PARAMS) /* reuse normal luminance/alpha texstore code */ newDstFormat = MESA_FORMAT_AL88; - k = _mesa_texstore_al88(ctx, dims, baseInternalFormat, - newDstFormat, dstAddr, - dstXoffset, dstYoffset, dstZoffset, - dstRowStride, dstImageOffsets, - srcWidth, srcHeight, srcDepth, - srcFormat, srcType, - srcAddr, srcPacking); + k = _mesa_texstore_unorm88(ctx, dims, baseInternalFormat, + newDstFormat, dstAddr, + dstXoffset, dstYoffset, dstZoffset, + dstRowStride, dstImageOffsets, + srcWidth, srcHeight, srcDepth, + srcFormat, srcType, + srcAddr, srcPacking); return k; } @@ -3654,10 +3749,10 @@ texstore_funcs[MESA_FORMAT_COUNT] = { MESA_FORMAT_RGBA5551, _mesa_texstore_rgba5551 }, { MESA_FORMAT_ARGB1555, _mesa_texstore_argb1555 }, { MESA_FORMAT_ARGB1555_REV, _mesa_texstore_argb1555 }, - { MESA_FORMAT_AL88, _mesa_texstore_al88 }, - { MESA_FORMAT_AL88_REV, _mesa_texstore_al88 }, - { MESA_FORMAT_AL1616, _mesa_texstore_al1616 }, - { MESA_FORMAT_AL1616_REV, _mesa_texstore_al1616 }, + { MESA_FORMAT_AL88, _mesa_texstore_unorm88 }, + { MESA_FORMAT_AL88_REV, _mesa_texstore_unorm88 }, + { MESA_FORMAT_AL1616, _mesa_texstore_unorm1616 }, + { MESA_FORMAT_AL1616_REV, _mesa_texstore_unorm1616 }, { MESA_FORMAT_RGB332, _mesa_texstore_rgb332 }, { MESA_FORMAT_A8, _mesa_texstore_a8 }, { MESA_FORMAT_L8, _mesa_texstore_a8 }, @@ -3665,6 +3760,12 @@ texstore_funcs[MESA_FORMAT_COUNT] = { MESA_FORMAT_CI8, _mesa_texstore_ci8 }, { MESA_FORMAT_YCBCR, _mesa_texstore_ycbcr }, { MESA_FORMAT_YCBCR_REV, _mesa_texstore_ycbcr }, + { MESA_FORMAT_R8, _mesa_texstore_a8 }, + { MESA_FORMAT_RG88, _mesa_texstore_unorm88 }, + { MESA_FORMAT_RG88_REV, _mesa_texstore_unorm88 }, + { MESA_FORMAT_R16, _mesa_texstore_r16 }, + { MESA_FORMAT_RG1616, _mesa_texstore_unorm1616 }, + { MESA_FORMAT_RG1616_REV, _mesa_texstore_unorm1616 }, { MESA_FORMAT_Z24_S8, _mesa_texstore_z24_s8 }, { MESA_FORMAT_S8_Z24, _mesa_texstore_s8_z24 }, { MESA_FORMAT_Z16, _mesa_texstore_z16 }, -- cgit v1.2.3