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mesa/formatquery: Added {COLOR,DEPTH,STENCIL}_COMPONENTS <pname> queries

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Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Antia Puentes 2015-11-10 13:53:45 +01:00 • committed by Eduardo Lima Mitev
parent e976a30db8
commit c22ceb08bb
1 changed files with 27 additions and 3 deletions
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30
src/mesa/main/formatquery.c
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@ -965,15 +965,39 @@ _mesa_GetInternalformativ(GLenum target, GLenum internalformat, GLenum pname,
}
case GL_COLOR_COMPONENTS:
/* @TODO */
/* The ARB_internalformat_query2 spec says:
*
* "- COLOR_COMPONENTS: If the internal format contains any color
* components (R, G, B, or A), TRUE is returned in <params>.
* If the internal format is unsupported or contains no color
* components, FALSE is returned."
*/
if (_mesa_is_color_format(internalformat))
buffer[0] = GL_TRUE;
break;
case GL_DEPTH_COMPONENTS:
/* @TODO */
/* The ARB_internalformat_query2 spec says:
*
* "- DEPTH_COMPONENTS: If the internal format contains a depth
* component (D), TRUE is returned in <params>. If the internal format
* is unsupported or contains no depth component, FALSE is returned."
*/
if (_mesa_is_depth_format(internalformat) ||
_mesa_is_depthstencil_format(internalformat))
buffer[0] = GL_TRUE;
break;
case GL_STENCIL_COMPONENTS:
/* @TODO */
/* The ARB_internalformat_query2 spec says:
*
* "- STENCIL_COMPONENTS: If the internal format contains a stencil
* component (S), TRUE is returned in <params>. If the internal format
* is unsupported or contains no stencil component, FALSE is returned.
*/
if (_mesa_is_stencil_format(internalformat) ||
_mesa_is_depthstencil_format(internalformat))
buffer[0] = GL_TRUE;
break;
case GL_COLOR_RENDERABLE: