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i965: Add support for ARB_texture_compression_rgtc.

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Tested with rgtc-teximage-0[12].
EXT_texture_compression_rgtc/fbo-generatemipmap-formats fails in NPOT
just like S3TC does.

Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Eric Anholt 2011-04-18 14:28:14 -07:00
parent 7d1a2056a8
commit 4093fdce6d
4 changed files with 13 additions and 2 deletions
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4
docs/relnotes-7.11.html
View file

@ -42,10 +42,10 @@ tbd
<li>GL_ARB_instanced_arrays extension (gallium drivers)
<li>GL_ARB_occlusion_query2 (gallium drivers, swrast)
<li>GL_ARB_sampler_objects (gallium drivers)
<li>GL_ARB_texture_compression_rgtc (gallium drivers, swrast)
<li>GL_ARB_texture_compression_rgtc (gallium drivers, swrast, i965)
<li>GL_ARB_texture_float (gallium, i965)
<li>GL_EXT_texture_compression_latc (gallium drivers, swrast)
<li>GL_EXT_texture_compression_rgtc (gallium drivers, swrast)
<li>GL_EXT_texture_compression_rgtc (gallium drivers, swrast, i965)
<li>GL_EXT_texture_sRGB_decode (gallium drivers, swrast, i965)
<li>GL_EXT_texture_snorm (gallium drivers)
<li>GL_ATI_draw_buffers (all drivers)

4
src/mesa/drivers/dri/i965/brw_wm_surface_state.c
View file

@ -112,6 +112,10 @@ static uint32_t brw_format_for_mesa_format[MESA_FORMAT_COUNT] =
[MESA_FORMAT_LUMINANCE_FLOAT32] = BRW_SURFACEFORMAT_L32_FLOAT,
[MESA_FORMAT_ALPHA_FLOAT32] = BRW_SURFACEFORMAT_A32_FLOAT,
[MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32] = BRW_SURFACEFORMAT_L32A32_FLOAT,
[MESA_FORMAT_RED_RGTC1] = BRW_SURFACEFORMAT_BC4_UNORM,
[MESA_FORMAT_SIGNED_RED_RGTC1] = BRW_SURFACEFORMAT_BC4_SNORM,
[MESA_FORMAT_RG_RGTC2] = BRW_SURFACEFORMAT_BC5_UNORM,
[MESA_FORMAT_SIGNED_RG_RGTC2] = BRW_SURFACEFORMAT_BC5_SNORM,
};
bool

6
src/mesa/drivers/dri/intel/intel_context.c
View file

@ -718,6 +718,12 @@ intelInitContext(struct intel_context *intel,
ctx->TextureFormatSupported[MESA_FORMAT_RGBA_DXT5] = GL_TRUE;
#ifndef I915
/* GL_ARB_texture_compression_rgtc */
ctx->TextureFormatSupported[MESA_FORMAT_RED_RGTC1] = GL_TRUE;
ctx->TextureFormatSupported[MESA_FORMAT_SIGNED_RED_RGTC1] = GL_TRUE;
ctx->TextureFormatSupported[MESA_FORMAT_RG_RGTC2] = GL_TRUE;
ctx->TextureFormatSupported[MESA_FORMAT_SIGNED_RG_RGTC2] = GL_TRUE;
/* GL_ARB_texture_rg */
ctx->TextureFormatSupported[MESA_FORMAT_R8] = GL_TRUE;
ctx->TextureFormatSupported[MESA_FORMAT_R16] = GL_TRUE;

1
src/mesa/drivers/dri/intel/intel_extensions.c
View file

@ -176,6 +176,7 @@ static const struct dri_extension brw_extensions[] = {
{ "GL_ARB_texture_float", NULL },
#endif
{ "GL_MESA_texture_signed_rgba", NULL },
{ "GL_ARB_texture_compression_rgtc", NULL },
{ "GL_ARB_texture_non_power_of_two", NULL },
{ "GL_ARB_texture_rg", NULL },
{ "GL_EXT_draw_buffers2", GL_EXT_draw_buffers2_functions },