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authormarha <marha@users.sourceforge.net>2013-12-22 13:12:15 +0100
committermarha <marha@users.sourceforge.net>2013-12-22 13:16:58 +0100
commit1d03b6f684ab1ea6772f00058605a9ebb2910628 (patch)
tree8b393bd59900eba6aa9010cab9e714922cac2536 /mesalib/src/mesa/program/program.c
parent5567cf1befbda64f2dc6fae1d337567cd984b46e (diff)
parentc81020559f329a516191927222b3698ba7370aca (diff)
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Merge remote-tracking branch 'origin/released'
* origin/released: libxtrans fontconfig glproto libX11 libxcb xcbproto mesa xserver pixman xkeyboard-config git update 22 Dec 2013 Conflicts: mesalib/include/GL/glext.h mesalib/src/mesa/drivers/dri/common/dri_util.c mesalib/src/mesa/drivers/dri/swrast/swrast.c xorg-server/damageext/damageext.c xorg-server/dix/dispatch.c xorg-server/glx/glxdriswrast.c xorg-server/glx/indirect_dispatch.c xorg-server/glx/indirect_dispatch_swap.c xorg-server/glx/indirect_program.c xorg-server/glx/render2.c xorg-server/glx/render2swap.c xorg-server/hw/xwin/glx/gen_gl_wrappers.py xorg-server/hw/xwin/glx/glthunk.c xorg-server/hw/xwin/glx/indirect.c xorg-server/include/os.h xorg-server/present/present_request.c
Diffstat (limited to 'mesalib/src/mesa/program/program.c')
-rw-r--r--mesalib/src/mesa/program/program.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/mesalib/src/mesa/program/program.c b/mesalib/src/mesa/program/program.c
index 01f8c6f11..cdf1c03fa 100644
--- a/mesalib/src/mesa/program/program.c
+++ b/mesalib/src/mesa/program/program.c
@@ -1049,6 +1049,14 @@ _mesa_get_min_invocations_per_fragment(struct gl_context *ctx,
* has no effect."
*/
if (ctx->Multisample.Enabled) {
+ /* The ARB_gpu_shader5 specification says:
+ *
+ * "Use of the "sample" qualifier on a fragment shader input
+ * forces per-sample shading"
+ */
+ if (prog->IsSample)
+ return MAX2(ctx->DrawBuffer->Visual.samples, 1);
+
if (prog->Base.SystemValuesRead & (SYSTEM_BIT_SAMPLE_ID |
SYSTEM_BIT_SAMPLE_POS))
return MAX2(ctx->DrawBuffer->Visual.samples, 1);