[Mesa-dev] [PATCH 8/9] i965: enable ARB_framebuffer_no_attachments extension for Gen7 and later

[kevin . rogovin]

From: Kevin Rogovin <kevin.rogo...@intel.com>

Enable GL_ARB_framebuffer_no_attachments in i965 for Gen7 and higher.

---
 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 9d90360..5c9577f 100644
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -608,6 +608,12 @@ 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;
 }
 
 /**
diff --git a/src/mesa/drivers/dri/i965/intel_extensions.c 
b/src/mesa/drivers/dri/i965/intel_extensions.c
index 48064e1..65cf2bb 100644
--- a/src/mesa/drivers/dri/i965/intel_extensions.c
+++ b/src/mesa/drivers/dri/i965/intel_extensions.c
@@ -304,6 +304,7 @@ intelInitExtensions(struct gl_context *ctx)
    if (brw->gen >= 7) {
       ctx->Extensions.ARB_conservative_depth = true;
       ctx->Extensions.ARB_texture_view = true;
+      ctx->Extensions.ARB_framebuffer_no_attachments = true;
       if (can_do_pipelined_register_writes(brw)) {
          ctx->Extensions.ARB_transform_feedback2 = true;
          ctx->Extensions.ARB_transform_feedback3 = true;
-- 
1.9.1

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