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authorRoland Scheidegger <[email protected]>2009-03-27 22:42:19 +0100
committerRoland Scheidegger <[email protected]>2009-03-28 02:06:18 +0100
commit79e2df63af4d231a1223887e79a819b3baac9a6c (patch)
tree4752583f3a1593c3d110b8bf0570b49c40826dd7 /src/mesa/drivers
parentbb386a1ecae6d7f805af44df463b0e4d661eef85 (diff)
i965: add support for signed rgba texture format
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_surface_state.c4
-rw-r--r--src/mesa/drivers/dri/intel/intel_extensions.c1
-rw-r--r--src/mesa/drivers/dri/intel/intel_tex_format.c4
3 files changed, 9 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index e6113eff87e..66ce9289558 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -142,6 +142,7 @@ static GLuint translate_tex_format( GLuint mesa_format, GLenum internal_format,
case MESA_FORMAT_SRGBA8:
return BRW_SURFACEFORMAT_R8G8B8A8_UNORM_SRGB;
+
case MESA_FORMAT_SRGB_DXT1:
return BRW_SURFACEFORMAT_BC1_UNORM_SRGB;
@@ -159,6 +160,9 @@ static GLuint translate_tex_format( GLuint mesa_format, GLenum internal_format,
case MESA_FORMAT_DUDV8:
return BRW_SURFACEFORMAT_R8G8_SNORM;
+ case MESA_FORMAT_SIGNED_RGBA8888_REV:
+ return BRW_SURFACEFORMAT_R8G8B8A8_SNORM;
+
default:
assert(0);
return 0;
diff --git a/src/mesa/drivers/dri/intel/intel_extensions.c b/src/mesa/drivers/dri/intel/intel_extensions.c
index 8dd0b2461bd..9ec1b4ec2f4 100644
--- a/src/mesa/drivers/dri/intel/intel_extensions.c
+++ b/src/mesa/drivers/dri/intel/intel_extensions.c
@@ -132,6 +132,7 @@ static const struct dri_extension brw_extensions[] = {
{ "GL_ARB_shading_language_100", GL_VERSION_2_0_functions },
{ "GL_ARB_shading_language_120", GL_VERSION_2_1_functions },
{ "GL_ARB_shadow", NULL },
+ { "GL_MESA_texture_signed_rgba", NULL },
{ "GL_ARB_texture_non_power_of_two", NULL },
{ "GL_ARB_vertex_shader", GL_ARB_vertex_shader_functions },
{ "GL_EXT_shadow_funcs", NULL },
diff --git a/src/mesa/drivers/dri/intel/intel_tex_format.c b/src/mesa/drivers/dri/intel/intel_tex_format.c
index 8732354e7a5..ce33cdc218b 100644
--- a/src/mesa/drivers/dri/intel/intel_tex_format.c
+++ b/src/mesa/drivers/dri/intel/intel_tex_format.c
@@ -175,9 +175,13 @@ intelChooseTextureFormat(GLcontext * ctx, GLint internalFormat,
case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:
return &_mesa_texformat_srgb_dxt1;
+ /* i915 could also do this */
case GL_DUDV_ATI:
case GL_DU8DV8_ATI:
return &_mesa_texformat_dudv8;
+ case GL_RGBA_SNORM:
+ case GL_RGBA8_SNORM:
+ return &_mesa_texformat_signed_rgba8888_rev;
#endif
default: