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authorAlejandro Piñeiro <[email protected]>2016-05-05 11:27:05 +0200
committerAlejandro Piñeiro <[email protected]>2016-06-02 08:54:17 +0200
commitb48c42cd1f81bf9a411d19aea2660d75622a1350 (patch)
treee49c50d7209526d80a6ffa1bd6e830b72cbe7a23 /src
parentc1ceee6cc966e25fb1e68d267bafdeb4528bc980 (diff)
mesa/formatquery: add a comment to clarify INTERNALFORMAT_PREFERRED
The comment clarifies that the driver is called only to try to get a preferred internalformat, and that it was already checked if the format is supported or not. Acked-by: Eduardo Lima <[email protected]> Acked-by: Antia Puentes <[email protected]> Reviewed-by: Ian Romanick <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/mesa/main/formatquery.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/mesa/main/formatquery.c b/src/mesa/main/formatquery.c
index 215c14f889f..1f21d17fff6 100644
--- a/src/mesa/main/formatquery.c
+++ b/src/mesa/main/formatquery.c
@@ -902,7 +902,10 @@ _mesa_GetInternalformativ(GLenum target, GLenum internalformat, GLenum pname,
* format for representing resources of the specified <internalformat> is
* returned in <params>.
*
- * Therefore, we let the driver answer.
+ * Therefore, we let the driver answer. Note that if we reach this
+ * point, it means that the internalformat is supported, so the driver
+ * is called just to try to get a preferred format. If not supported,
+ * GL_NONE was already returned and the driver is not called.
*/
ctx->Driver.QueryInternalFormat(ctx, target, internalformat, pname,
buffer);