From: Antia Puentes <[email protected]>
---
src/mesa/main/formatquery.c | 30 +++++++++++++++++++++++++++---
1 file changed, 27 insertions(+), 3 deletions(-)
diff --git a/src/mesa/main/formatquery.c b/src/mesa/main/formatquery.c
index 571af91..966d210 100644
--- a/src/mesa/main/formatquery.c
+++ b/src/mesa/main/formatquery.c
@@ -957,15 +957,39 @@ _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:
--
2.5.3
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