Mesa (master): i965 gen6: Turn on transform feedback extension.

Paul Berry stereotype441 at kemper.freedesktop.org
Tue Dec 20 23:41:21 UTC 2011


Module: Mesa
Branch: master
Commit: 6ca61441b5cea8a2996c1adb4cc300a3c2be3ec9
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=6ca61441b5cea8a2996c1adb4cc300a3c2be3ec9

Author: Paul Berry <stereotype441 at gmail.com>
Date:   Sat Nov 12 16:25:22 2011 -0800

i965 gen6: Turn on transform feedback extension.

This patch advertises support for EXT_transform_feedback on Intel
Gen6.

Since transform feedback support is not completely finished yet, for
now we only advertise support for it when MESA_GL_VERSION_OVERRIDE is
3.0 or greater (since transform feedback is required by GL version
3.0).

Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>

---

 src/mesa/drivers/dri/intel/intel_extensions.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/intel/intel_extensions.c b/src/mesa/drivers/dri/intel/intel_extensions.c
index 2e2a31f..76954d1 100644
--- a/src/mesa/drivers/dri/intel/intel_extensions.c
+++ b/src/mesa/drivers/dri/intel/intel_extensions.c
@@ -104,6 +104,9 @@ intelInitExtensions(struct gl_context *ctx)
       ctx->Const.GLSLVersion = 120;
    _mesa_override_glsl_version(ctx);
 
+   if (intel->gen == 6 && override_version >= 30)
+      ctx->Extensions.EXT_transform_feedback = true;
+
    if (intel->gen >= 5)
       ctx->Extensions.EXT_timer_query = true;
 




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