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Add MESA_FORMAT_XRGB8888_REV.

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This commit is contained in:
Michel Dänzer 2009-11-17 08:05:22 +01:00
parent e015a4c29b
commit 2d0c295256
5 changed files with 49 additions and 3 deletions
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9
src/mesa/main/formats.c
View file

@ -132,6 +132,15 @@ 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_REV, /* Name */
"MESA_FORMAT_XRGB8888_REV", /* StrName */
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 */
"MESA_FORMAT_RGB888", /* StrName */

1
src/mesa/main/formats.h
View file

@ -55,6 +55,7 @@ typedef enum
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_XRGB8888_REV, /* BBBB BBBB GGGG GGGG RRRR RRRR xxxx xxxx */
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 */

7
src/mesa/main/texfetch.c
View file

@ -375,6 +375,13 @@ texfetch_funcs[MESA_FORMAT_COUNT] =
fetch_texel_3d_f_xrgb8888,
store_texel_xrgb8888
},
{
MESA_FORMAT_XRGB8888_REV,
fetch_texel_1d_f_xrgb8888_rev,
fetch_texel_2d_f_xrgb8888_rev,
fetch_texel_3d_f_xrgb8888_rev,
store_texel_xrgb8888_rev,
},
{
MESA_FORMAT_RGB888,
fetch_texel_1d_f_rgb888,

24
src/mesa/main/texfetch_tmp.h
View file

@ -559,6 +559,30 @@ static void store_texel_xrgb8888(struct gl_texture_image *texImage,
#endif
/* MESA_FORMAT_XRGB8888_REV **************************************************/
/* Fetch texel from 1D, 2D or 3D xrgb8888_rev texture, return 4 GLfloats */
static void FETCH(f_xrgb8888_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] = UBYTE_TO_FLOAT( (s >> 8) & 0xff );
texel[GCOMP] = UBYTE_TO_FLOAT( (s >> 16) & 0xff );
texel[BCOMP] = UBYTE_TO_FLOAT( (s >> 24) );
texel[ACOMP] = 1.0f;
}
#if DIM == 3
static void store_texel_xrgb8888_rev(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(rgba[BCOMP], rgba[GCOMP], rgba[RCOMP], 0xff);
}
#endif
/* MESA_FORMAT_RGB888 ********************************************************/
/* Fetch texel from 1D, 2D or 3D rgb888 texture, return 4 GLchans */

11
src/mesa/main/texstore.c
View file

@ -1410,7 +1410,8 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
ASSERT(dstFormat == MESA_FORMAT_ARGB8888 ||
dstFormat == MESA_FORMAT_ARGB8888_REV ||
dstFormat == MESA_FORMAT_XRGB8888);
dstFormat == MESA_FORMAT_XRGB8888 ||
dstFormat == MESA_FORMAT_XRGB8888_REV );
ASSERT(texelBytes == 4);
if (!ctx->_ImageTransferState &&
@ -1431,7 +1432,8 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
}
else if (!ctx->_ImageTransferState &&
!srcPacking->SwapBytes &&
dstFormat == MESA_FORMAT_ARGB8888_REV &&
(dstFormat == MESA_FORMAT_ARGB8888_REV ||
dstFormat == MESA_FORMAT_XRGB8888_REV) &&
baseInternalFormat == GL_RGBA &&
srcFormat == GL_BGRA &&
((srcType == GL_UNSIGNED_BYTE && !littleEndian) ||
@ -1524,7 +1526,8 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
*/
if ((littleEndian && dstFormat == MESA_FORMAT_ARGB8888) ||
(littleEndian && dstFormat == MESA_FORMAT_XRGB8888) ||
(!littleEndian && dstFormat == MESA_FORMAT_ARGB8888_REV)) {
(!littleEndian && dstFormat == MESA_FORMAT_ARGB8888_REV) ||
(!littleEndian && dstFormat == MESA_FORMAT_XRGB8888_REV)) {
dstmap[3] = 3; /* alpha */
dstmap[2] = 0; /* red */
dstmap[1] = 1; /* green */
@ -1533,6 +1536,7 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
else {
assert((littleEndian && dstFormat == MESA_FORMAT_ARGB8888_REV) ||
(!littleEndian && dstFormat == MESA_FORMAT_ARGB8888) ||
(littleEndian && dstFormat == MESA_FORMAT_XRGB8888_REV) ||
(!littleEndian && dstFormat == MESA_FORMAT_XRGB8888));
dstmap[3] = 2;
dstmap[2] = 1;
@ -3133,6 +3137,7 @@ texstore_funcs[MESA_FORMAT_COUNT] =
{ MESA_FORMAT_ARGB8888, _mesa_texstore_argb8888 },
{ MESA_FORMAT_ARGB8888_REV, _mesa_texstore_argb8888 },
{ MESA_FORMAT_XRGB8888, _mesa_texstore_argb8888 },
{ MESA_FORMAT_XRGB8888_REV, _mesa_texstore_argb8888 },
{ MESA_FORMAT_RGB888, _mesa_texstore_rgb888 },
{ MESA_FORMAT_BGR888, _mesa_texstore_bgr888 },
{ MESA_FORMAT_RGB565, _mesa_texstore_rgb565 },