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mesa: add support for ARB_texture_buffer_object_rgb32

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This adds the extensions + the tex buffer support for checking
the formats.

There is a piglit test enhancement sent to that list.

Reviewed-by: Marek Olšák <maraeo@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2012-12-15 13:03:40 +10:00
parent 7d7a549fa0
commit 1b62c326ea
3 changed files with 15 additions and 0 deletions
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1
src/mesa/main/extensions.c
View file

@ -127,6 +127,7 @@ static const struct extension extension_table[] = {
{ "GL_ARB_sync", o(ARB_sync), GL, 2003 },
{ "GL_ARB_texture_border_clamp", o(ARB_texture_border_clamp), GLL, 2000 },
{ "GL_ARB_texture_buffer_object", o(ARB_texture_buffer_object), GLC, 2008 },
{ "GL_ARB_texture_buffer_object_rgb32", o(ARB_texture_buffer_object_rgb32), GLC, 2009 },
{ "GL_ARB_texture_compression", o(dummy_true), GLL, 2000 },
{ "GL_ARB_texture_compression_rgtc", o(ARB_texture_compression_rgtc), GL, 2004 },
{ "GL_ARB_texture_cube_map", o(ARB_texture_cube_map), GLL, 1999 },

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

@ -2989,6 +2989,7 @@ struct gl_extensions
GLboolean ARB_sync;
GLboolean ARB_texture_border_clamp;
GLboolean ARB_texture_buffer_object;
GLboolean ARB_texture_buffer_object_rgb32;
GLboolean ARB_texture_compression_rgtc;
GLboolean ARB_texture_cube_map;
GLboolean ARB_texture_cube_map_array;

13
src/mesa/main/teximage.c
View file

@ -3848,6 +3848,13 @@ get_texbuffer_format(const struct gl_context *ctx, GLenum internalFormat)
case GL_R32UI:
return MESA_FORMAT_R_UINT32;
case GL_RGB32F:
return MESA_FORMAT_RGB_FLOAT32;
case GL_RGB32UI:
return MESA_FORMAT_RGB_UINT32;
case GL_RGB32I:
return MESA_FORMAT_RGB_INT32;
default:
return MESA_FORMAT_NONE;
}
@ -3879,6 +3886,12 @@ validate_texbuffer_format(const struct gl_context *ctx, GLenum internalFormat)
if (base_format == GL_R || base_format == GL_RG)
return MESA_FORMAT_NONE;
}
if (!ctx->Extensions.ARB_texture_buffer_object_rgb32) {
GLenum base_format = _mesa_get_format_base_format(format);
if (base_format == GL_RGB)
return MESA_FORMAT_NONE;
}
return format;
}