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authorMarek Olšák <maraeo@gmail.com>2010-12-21 23:46:32 +0100
committerMarek Olšák <maraeo@gmail.com>2010-12-23 16:54:58 +0100
commitbae9d511f343c7bd5eb66d1d1d18d32b47e738e3 (patch)
treede35f27d177317ca075b6ad18445ddee0f30d9f6 /src/mesa/main/formats.c
parent621e5254ef6714520f106bd3707fe6ddc279aa0c (diff)
mesa: implement new texture format AL44
Radeon GPUs can do this. R600 can even do render-to-texture. Packing and extracting aren't implemented, but we shouldn't hit them (I think). Tested with swrast, softpipe, and r300g.
Diffstat (limited to 'src/mesa/main/formats.c')
-rw-r--r--src/mesa/main/formats.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mesa/main/formats.c b/src/mesa/main/formats.c
index 0975407214..90296f434c 100644
--- a/src/mesa/main/formats.c
+++ b/src/mesa/main/formats.c
@@ -222,6 +222,15 @@ static struct gl_format_info format_info[MESA_FORMAT_COUNT] =
1, 1, 2 /* BlockWidth/Height,Bytes */
},
{
+ MESA_FORMAT_AL44, /* Name */
+ "MESA_FORMAT_AL44", /* StrName */
+ GL_LUMINANCE_ALPHA, /* BaseFormat */
+ GL_UNSIGNED_NORMALIZED, /* DataType */
+ 0, 0, 0, 4, /* Red/Green/Blue/AlphaBits */
+ 4, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
+ 1, 1, 1 /* BlockWidth/Height,Bytes */
+ },
+ {
MESA_FORMAT_AL88, /* Name */
"MESA_FORMAT_AL88", /* StrName */
GL_LUMINANCE_ALPHA, /* BaseFormat */
@@ -1270,6 +1279,7 @@ _mesa_format_to_type_and_comps(gl_format format,
*comps = 4;
return;
+ case MESA_FORMAT_AL44: /* XXX this isn't plain GL_UNSIGNED_BYTE */
case MESA_FORMAT_AL88:
case MESA_FORMAT_AL88_REV:
case MESA_FORMAT_RG88: