Implement glGetActiveUniformBlockiv.
TRAC #22858
Signed-off-by: Geoff Lang
Signed-off-by: Nicolas Capens
Author: Jamie Madill
git-svn-id: https://angleproject.googlecode.com/svn/branches/es3proto@2310 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/ProgramBinary.cpp b/src/libGLESv2/ProgramBinary.cpp
index 0862b51..ee89f84 100644
--- a/src/libGLESv2/ProgramBinary.cpp
+++ b/src/libGLESv2/ProgramBinary.cpp
@@ -2381,6 +2381,41 @@
}
}
+void ProgramBinary::getActiveUniformBlockiv(GLuint uniformBlockIndex, GLenum pname, GLint *params) const
+{
+ ASSERT(uniformBlockIndex < mUniformBlocks.size()); // index must be smaller than getActiveUniformBlockCount()
+
+ const UniformBlock &uniformBlock = *mUniformBlocks[uniformBlockIndex];
+
+ switch (pname)
+ {
+ case GL_UNIFORM_BLOCK_DATA_SIZE:
+ *params = static_cast<GLint>(uniformBlock.dataSize);
+ break;
+ case GL_UNIFORM_BLOCK_NAME_LENGTH:
+ *params = static_cast<GLint>(uniformBlock.name.size() + 1);
+ break;
+ case GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS:
+ *params = static_cast<GLint>(uniformBlock.memberUniformIndexes.size());
+ break;
+ case GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES:
+ {
+ for (unsigned int blockMemberIndex = 0; blockMemberIndex < uniformBlock.memberUniformIndexes.size(); blockMemberIndex++)
+ {
+ params[blockMemberIndex] = static_cast<GLint>(uniformBlock.memberUniformIndexes[blockMemberIndex]);
+ }
+ }
+ break;
+ case GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER:
+ *params = static_cast<GLint>(uniformBlock.isReferencedByVertexShader());
+ break;
+ case GL_UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER:
+ *params = static_cast<GLint>(uniformBlock.isReferencedByFragmentShader());
+ break;
+ default: UNREACHABLE();
+ }
+}
+
GLuint ProgramBinary::getActiveUniformBlockCount() const
{
return mUniformBlocks.size();