commit 37dde6929d79c9a523bd6c786d2b6c6544be8c9d
author Geoff Lang <geofflang@chromium.org> Fri Jan 31 16:34:54 2014 -0500
committer Geoff Lang <geofflang@chromium.org> Tue Feb 11 14:46:47 2014 +0000
tree 63b3eb83dd60cd05072bbf743c6ed8e69b7d8abb
parent d5da329c74c4e05971178d1d362ac066d9983f04

Add support for transform feedback queries.

Change-Id: I0aab43b146f87259898db57acb9f74fdbfdb1b96
Reviewed-on: https://chromium-review.googlesource.com/184580
Reviewed-by: Shannon Woods <shannonwoods@chromium.org>
Tested-by: Geoff Lang <geofflang@chromium.org>

src/libGLESv2/validationES.cpp

diff --git a/src/libGLESv2/validationES.cpp b/src/libGLESv2/validationES.cpp
index 3bc63f6..840758c 100644
--- a/src/libGLESv2/validationES.cpp
+++ b/src/libGLESv2/validationES.cpp
@@ -133,6 +133,23 @@
     return true;
 }
 
+bool ValidQueryType(const Context *context, GLenum queryType)
+{
+    META_ASSERT(GL_ANY_SAMPLES_PASSED == GL_ANY_SAMPLES_PASSED_EXT);
+    META_ASSERT(GL_ANY_SAMPLES_PASSED_CONSERVATIVE == GL_ANY_SAMPLES_PASSED_CONSERVATIVE_EXT);
+
+    switch (queryType)
+    {
+      case GL_ANY_SAMPLES_PASSED:
+      case GL_ANY_SAMPLES_PASSED_CONSERVATIVE:
+        return true;
+      case GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN:
+        return (context->getClientVersion() >= 3);
+      default:
+        return false;
+    }
+}
+
 bool ValidateRenderbufferStorageParameters(const gl::Context *context, GLenum target, GLsizei samples,
                                            GLenum internalformat, GLsizei width, GLsizei height,
                                            bool angleExtension)