[Mesa-dev] [PATCH 10/18] mesa: Add custom get function for SCISSOR

[Courtney Goeltzenleuchter]

Now that the scissor enable state is a bitfield need a
custom function to extract the correct value from gl_context.
Modeled Scissor.EnableFlags after Color.BlendEnabled.

Signed-off-by: Courtney Goeltzenleuchter <court...@lunarg.com>
---
 src/mesa/main/enable.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index 1e06ea8..779a258 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -1156,6 +1156,13 @@ _mesa_IsEnabledi( GLenum cap, GLuint index )
          return GL_FALSE;
       }
       return (ctx->Color.BlendEnabled >> index) & 1;
+   case GL_SCISSOR_TEST:
+      if (index >= ctx->Const.MaxViewports) {
+         _mesa_error(ctx, GL_INVALID_VALUE, "glIsEnabledIndexed(index=%u)",
+                     index);
+         return GL_FALSE;
+      }
+      return (ctx->Scissor.EnableFlags >> index) & 1;
    default:
       _mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabledIndexed(cap=%s)",
                   _mesa_lookup_enum_by_nr(cap));
-- 
1.8.1.2

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