1 files changed, 152 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libANGLE/renderer/ProgramImpl.cpp b/src/3rdparty/angle/src/libANGLE/renderer/ProgramImpl.cpp
new file mode 100644
index 0000000000..8fbc53768f
--- /dev/null
+++ b/src/3rdparty/angle/src/libANGLE/renderer/ProgramImpl.cpp
@@ -0,0 +1,152 @@
+//
+// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// ProgramD3D.cpp: Defines the rx::ProgramD3D class which implements rx::ProgramImpl.
+
+#include "libANGLE/renderer/ProgramImpl.h"
+
+#include "common/utilities.h"
+
+namespace rx
+{
+
+namespace
+{
+
+unsigned int ParseAndStripArrayIndex(std::string* name)
+{
+    unsigned int subscript = GL_INVALID_INDEX;
+
+    // Strip any trailing array operator and retrieve the subscript
+    size_t open = name->find_last_of('[');
+    size_t close = name->find_last_of(']');
+    if (open != std::string::npos && close == name->length() - 1)
+    {
+        subscript = atoi(name->substr(open + 1).c_str());
+        name->erase(open);
+    }
+
+    return subscript;
+}
+
+}
+
+LinkResult::LinkResult(bool linkSuccess, const gl::Error &error)
+    : linkSuccess(linkSuccess),
+      error(error)
+{
+}
+
+ProgramImpl::~ProgramImpl()
+{
+    // Ensure that reset was called by the inherited class during destruction
+    ASSERT(mUniformIndex.size() == 0);
+}
+
+gl::LinkedUniform *ProgramImpl::getUniformByLocation(GLint location) const
+{
+    ASSERT(location >= 0 && static_cast<size_t>(location) < mUniformIndex.size());
+    return mUniforms[mUniformIndex[location].index];
+}
+
+gl::LinkedUniform *ProgramImpl::getUniformByName(const std::string &name) const
+{
+    for (size_t uniformIndex = 0; uniformIndex < mUniforms.size(); uniformIndex++)
+    {
+        if (mUniforms[uniformIndex]->name == name)
+        {
+            return mUniforms[uniformIndex];
+        }
+    }
+
+    return NULL;
+}
+
+gl::UniformBlock *ProgramImpl::getUniformBlockByIndex(GLuint blockIndex) const
+{
+    ASSERT(blockIndex < mUniformBlocks.size());
+    return mUniformBlocks[blockIndex];
+}
+
+GLint ProgramImpl::getUniformLocation(std::string name)
+{
+    unsigned int subscript = ParseAndStripArrayIndex(&name);
+
+    unsigned int numUniforms = mUniformIndex.size();
+    for (unsigned int location = 0; location < numUniforms; location++)
+    {
+        if (mUniformIndex[location].name == name)
+        {
+            const int index = mUniformIndex[location].index;
+            const bool isArray = mUniforms[index]->isArray();
+
+            if ((isArray && mUniformIndex[location].element == subscript) ||
+                (subscript == GL_INVALID_INDEX))
+            {
+                return location;
+            }
+        }
+    }
+
+    return -1;
+}
+
+GLuint ProgramImpl::getUniformIndex(std::string name)
+{
+    unsigned int subscript = ParseAndStripArrayIndex(&name);
+
+    // The app is not allowed to specify array indices other than 0 for arrays of basic types
+    if (subscript != 0 && subscript != GL_INVALID_INDEX)
+    {
+        return GL_INVALID_INDEX;
+    }
+
+    unsigned int numUniforms = mUniforms.size();
+    for (unsigned int index = 0; index < numUniforms; index++)
+    {
+        if (mUniforms[index]->name == name)
+        {
+            if (mUniforms[index]->isArray() || subscript == GL_INVALID_INDEX)
+            {
+                return index;
+            }
+        }
+    }
+
+    return GL_INVALID_INDEX;
+}
+
+GLuint ProgramImpl::getUniformBlockIndex(std::string name) const
+{
+    unsigned int subscript = ParseAndStripArrayIndex(&name);
+
+    unsigned int numUniformBlocks = mUniformBlocks.size();
+    for (unsigned int blockIndex = 0; blockIndex < numUniformBlocks; blockIndex++)
+    {
+        const gl::UniformBlock &uniformBlock = *mUniformBlocks[blockIndex];
+        if (uniformBlock.name == name)
+        {
+            const bool arrayElementZero = (subscript == GL_INVALID_INDEX && uniformBlock.elementIndex == 0);
+            if (subscript == uniformBlock.elementIndex || arrayElementZero)
+            {
+                return blockIndex;
+            }
+        }
+    }
+
+    return GL_INVALID_INDEX;
+}
+
+void ProgramImpl::reset()
+{
+    std::fill(mSemanticIndex, mSemanticIndex + ArraySize(mSemanticIndex), -1);
+    SafeDeleteContainer(mUniforms);
+    mUniformIndex.clear();
+    SafeDeleteContainer(mUniformBlocks);
+    mTransformFeedbackLinkedVaryings.clear();
+}
+
+}