Mesa (master): i965: enable ARB_framebuffer_no_attachments for Gen7+

[Martin Peres]

Module: Mesa
Branch: master
Commit: 83199998310591b9162ab12e922ed79ee235b5c8
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=83199998310591b9162ab12e922ed79ee235b5c8

Author: Kevin Rogovin <kevin.rogovin at intel.com>
Date:   Wed Jun 17 13:29:58 2015 +0300

i965: enable ARB_framebuffer_no_attachments for Gen7+

Enable GL_ARB_framebuffer_no_attachments in i965 for Gen7 and higher.

Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
Signed-off-by: Kevin Rogovin <kevin.rogovin at intel.com>

---

 src/mesa/drivers/dri/i965/brw_context.c      |    6 ++++++
 src/mesa/drivers/dri/i965/intel_extensions.c |    1 +
 2 files changed, 7 insertions(+)

diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index f39b350..c629f39 100644
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -614,6 +614,12 @@ brw_initialize_context_constants(struct brw_context *brw)
    /* ARB_gpu_shader5 */
    if (brw->gen >= 7)
       ctx->Const.MaxVertexStreams = MIN2(4, MAX_VERTEX_STREAMS);
+
+   /* ARB_framebuffer_no_attachments */
+   ctx->Const.MaxFramebufferWidth = ctx->Const.MaxViewportWidth;
+   ctx->Const.MaxFramebufferHeight = ctx->Const.MaxViewportHeight;
+   ctx->Const.MaxFramebufferLayers = ctx->Const.MaxArrayTextureLayers;
+   ctx->Const.MaxFramebufferSamples = max_samples;
 }
 
 static void
diff --git a/src/mesa/drivers/dri/i965/intel_extensions.c b/src/mesa/drivers/dri/i965/intel_extensions.c
index cafb774..365b4b8 100644
--- a/src/mesa/drivers/dri/i965/intel_extensions.c
+++ b/src/mesa/drivers/dri/i965/intel_extensions.c
@@ -325,6 +325,7 @@ intelInitExtensions(struct gl_context *ctx)
    if (brw->gen >= 7) {
       ctx->Extensions.ARB_conservative_depth = true;
       ctx->Extensions.ARB_derivative_control = true;
+      ctx->Extensions.ARB_framebuffer_no_attachments = true;
       ctx->Extensions.ARB_gpu_shader5 = true;
       ctx->Extensions.ARB_shader_atomic_counters = true;
       ctx->Extensions.ARB_texture_compression_bptc = true;