From 74d61d03b54d72217d463c248468cdcd09320efc Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Tue, 6 Oct 2009 22:30:01 -0600 Subject: mesa: added MESA_FORMAT_XRGB8888 --- src/mesa/main/formats.c | 9 +++++++++ src/mesa/main/formats.h | 1 + src/mesa/main/texfetch.c | 7 +++++++ src/mesa/main/texfetch_tmp.h | 24 ++++++++++++++++++++++++ src/mesa/main/texstore.c | 23 +++++++++++++++++++---- 5 files changed, 60 insertions(+), 4 deletions(-) (limited to 'src/mesa') diff --git a/src/mesa/main/formats.c b/src/mesa/main/formats.c index 483f993a75..2924ab69cc 100644 --- a/src/mesa/main/formats.c +++ b/src/mesa/main/formats.c @@ -114,6 +114,14 @@ static struct gl_format_info format_info[MESA_FORMAT_COUNT] = 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ 1, 1, 4 /* BlockWidth/Height,Bytes */ }, + { + MESA_FORMAT_XRGB8888, /* Name */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, { MESA_FORMAT_RGB888, /* Name */ GL_RGB, /* BaseFormat */ @@ -799,6 +807,7 @@ _mesa_format_to_type_and_comps(gl_format format, case MESA_FORMAT_RGBA8888_REV: case MESA_FORMAT_ARGB8888: case MESA_FORMAT_ARGB8888_REV: + case MESA_FORMAT_XRGB8888: *datatype = GL_UNSIGNED_BYTE; *comps = 4; return; diff --git a/src/mesa/main/formats.h b/src/mesa/main/formats.h index 9da6d5d979..30915bfe4b 100644 --- a/src/mesa/main/formats.h +++ b/src/mesa/main/formats.h @@ -54,6 +54,7 @@ typedef enum 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_XRGB8888, /* xxxx xxxx RRRR RRRR GGGG GGGG BBBB BBBB */ 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 */ diff --git a/src/mesa/main/texfetch.c b/src/mesa/main/texfetch.c index 63b2eacf55..c50219521b 100644 --- a/src/mesa/main/texfetch.c +++ b/src/mesa/main/texfetch.c @@ -368,6 +368,13 @@ texfetch_funcs[MESA_FORMAT_COUNT] = fetch_texel_3d_f_argb8888_rev, store_texel_argb8888_rev }, + { + MESA_FORMAT_XRGB8888, + fetch_texel_1d_f_xrgb8888, + fetch_texel_2d_f_xrgb8888, + fetch_texel_3d_f_xrgb8888, + store_texel_xrgb8888 + }, { MESA_FORMAT_RGB888, fetch_texel_1d_f_rgb888, diff --git a/src/mesa/main/texfetch_tmp.h b/src/mesa/main/texfetch_tmp.h index 43030c2985..27434946ec 100644 --- a/src/mesa/main/texfetch_tmp.h +++ b/src/mesa/main/texfetch_tmp.h @@ -535,6 +535,30 @@ static void store_texel_argb8888_rev(struct gl_texture_image *texImage, #endif +/* MESA_FORMAT_XRGB8888 ******************************************************/ + +/* Fetch texel from 1D, 2D or 3D xrgb8888 texture, return 4 GLchans */ +static void FETCH(f_xrgb8888)( 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] = UBYTE_TO_FLOAT( (s >> 16) & 0xff ); + texel[GCOMP] = UBYTE_TO_FLOAT( (s >> 8) & 0xff ); + texel[BCOMP] = UBYTE_TO_FLOAT( (s ) & 0xff ); + texel[ACOMP] = 1.0f; +} + +#if DIM == 3 +static void store_texel_xrgb8888(struct gl_texture_image *texImage, + GLint i, GLint j, GLint k, const void *texel) +{ + const GLubyte *rgba = (const GLubyte *) texel; + GLuint *dst = TEXEL_ADDR(GLuint, texImage, i, j, k, 1); + *dst = PACK_COLOR_8888(0xff, rgba[RCOMP], rgba[GCOMP], rgba[BCOMP]); +} +#endif + + /* MESA_FORMAT_RGB888 ********************************************************/ /* Fetch texel from 1D, 2D or 3D rgb888 texture, return 4 GLchans */ diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c index 7754644da9..604f6c462a 100644 --- a/src/mesa/main/texstore.c +++ b/src/mesa/main/texstore.c @@ -1344,12 +1344,14 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS) const GLenum baseFormat = _mesa_get_format_base_format(dstFormat); ASSERT(dstFormat == MESA_FORMAT_ARGB8888 || - dstFormat == MESA_FORMAT_ARGB8888_REV); + dstFormat == MESA_FORMAT_ARGB8888_REV || + dstFormat == MESA_FORMAT_XRGB8888); ASSERT(texelBytes == 4); if (!ctx->_ImageTransferState && !srcPacking->SwapBytes && - dstFormat == MESA_FORMAT_ARGB8888 && + (dstFormat == MESA_FORMAT_ARGB8888 || + dstFormat == MESA_FORMAT_XRGB8888) && baseInternalFormat == GL_RGBA && srcFormat == GL_BGRA && ((srcType == GL_UNSIGNED_BYTE && littleEndian) || @@ -1379,7 +1381,8 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS) } else if (!ctx->_ImageTransferState && !srcPacking->SwapBytes && - dstFormat == MESA_FORMAT_ARGB8888 && + (dstFormat == MESA_FORMAT_ARGB8888 || + dstFormat == MESA_FORMAT_XRGB8888) && srcFormat == GL_RGB && (baseInternalFormat == GL_RGBA || baseInternalFormat == GL_RGB) && @@ -1455,6 +1458,7 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS) /* dstmap - how to swizzle from RGBA to dst format: */ if ((littleEndian && dstFormat == MESA_FORMAT_ARGB8888) || + (littleEndian && dstFormat == MESA_FORMAT_XRGB8888) || (!littleEndian && dstFormat == MESA_FORMAT_ARGB8888_REV)) { dstmap[3] = 3; /* alpha */ dstmap[2] = 0; /* red */ @@ -1463,7 +1467,8 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS) } else { assert((littleEndian && dstFormat == MESA_FORMAT_ARGB8888_REV) || - (!littleEndian && dstFormat == MESA_FORMAT_ARGB8888)); + (!littleEndian && dstFormat == MESA_FORMAT_ARGB8888) || + (!littleEndian && dstFormat == MESA_FORMAT_XRGB8888)); dstmap[3] = 2; dstmap[2] = 1; dstmap[1] = 0; @@ -1511,6 +1516,15 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS) src += 4; } } + else if (dstFormat == MESA_FORMAT_XRGB8888) { + for (col = 0; col < srcWidth; col++) { + dstUI[col] = PACK_COLOR_8888( 0xff, + CHAN_TO_UBYTE(src[RCOMP]), + CHAN_TO_UBYTE(src[GCOMP]), + CHAN_TO_UBYTE(src[BCOMP]) ); + src += 4; + } + } else { for (col = 0; col < srcWidth; col++) { dstUI[col] = PACK_COLOR_8888_REV( CHAN_TO_UBYTE(src[ACOMP]), @@ -2973,6 +2987,7 @@ texstore_funcs[MESA_FORMAT_COUNT] = { MESA_FORMAT_RGBA8888_REV, _mesa_texstore_rgba8888 }, { MESA_FORMAT_ARGB8888, _mesa_texstore_argb8888 }, { MESA_FORMAT_ARGB8888_REV, _mesa_texstore_argb8888 }, + { MESA_FORMAT_XRGB8888, _mesa_texstore_argb8888 }, { MESA_FORMAT_RGB888, _mesa_texstore_rgb888 }, { MESA_FORMAT_BGR888, _mesa_texstore_bgr888 }, { MESA_FORMAT_RGB565, _mesa_texstore_rgb565 }, -- cgit v1.2.3