1 files changed, 72 insertions, 0 deletions
diff --git a/gfx/angle/src/libANGLE/VertexAttribute.h b/gfx/angle/src/libANGLE/VertexAttribute.h
new file mode 100755
index 000000000..a8cc8573b
--- /dev/null
+++ b/gfx/angle/src/libANGLE/VertexAttribute.h
@@ -0,0 +1,72 @@
+//
+// Copyright (c) 2013 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.
+//
+// Helper structure describing a single vertex attribute
+//
+
+#ifndef LIBANGLE_VERTEXATTRIBUTE_H_
+#define LIBANGLE_VERTEXATTRIBUTE_H_
+
+#include "libANGLE/Buffer.h"
+
+namespace gl
+{
+
+struct VertexAttribute
+{
+    bool enabled; // From glEnable/DisableVertexAttribArray
+
+    GLenum type;
+    GLuint size;
+    bool normalized;
+    bool pureInteger;
+    GLuint stride; // 0 means natural stride
+
+    union
+    {
+        const GLvoid *pointer;
+        GLintptr offset;
+    };
+    BindingPointer<Buffer> buffer; // Captured when glVertexAttribPointer is called.
+
+    GLuint divisor;
+
+    VertexAttribute();
+};
+
+bool operator==(const VertexAttribute &a, const VertexAttribute &b);
+bool operator!=(const VertexAttribute &a, const VertexAttribute &b);
+
+size_t ComputeVertexAttributeTypeSize(const VertexAttribute& attrib);
+size_t ComputeVertexAttributeStride(const VertexAttribute& attrib);
+size_t ComputeVertexAttributeElementCount(const VertexAttribute &attrib,
+                                          size_t drawCount,
+                                          size_t instanceCount);
+
+struct VertexAttribCurrentValueData
+{
+    union
+    {
+        GLfloat FloatValues[4];
+        GLint IntValues[4];
+        GLuint UnsignedIntValues[4];
+    };
+    GLenum Type;
+
+    VertexAttribCurrentValueData();
+
+    void setFloatValues(const GLfloat floatValues[4]);
+    void setIntValues(const GLint intValues[4]);
+    void setUnsignedIntValues(const GLuint unsignedIntValues[4]);
+};
+
+bool operator==(const VertexAttribCurrentValueData &a, const VertexAttribCurrentValueData &b);
+bool operator!=(const VertexAttribCurrentValueData &a, const VertexAttribCurrentValueData &b);
+
+}
+
+#include "VertexAttribute.inl"
+
+#endif // LIBANGLE_VERTEXATTRIBUTE_H_