Micro-optimize State::hasMappedBuffer.

This speeds up draw call validation. BUG=angleproject:959 Change-Id: I8272e36201521f158823739a6604444fb5e66b6e Reviewed-on: https://chromium-review.googlesource.com/266025Reviewed-by: Geoff Lang <geofflang@chromium.org> Reviewed-by: Brandon Jones <bajones@chromium.org> Tested-by: Jamie Madill <jmadill@chromium.org>

Micro-optimize State::hasMappedBuffer.
eea3a6e0 · Jamie Madill · cd94ef96 · eea3a6e0
Commit eea3a6e0 authored Apr 15, 2015 by Jamie Madill
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State.cpp src/libANGLE/State.cpp +3 -2

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--- a/src/libANGLE/State.cpp
+++ b/src/libANGLE/State.cpp
@@ -1406,9 +1406,10 @@ bool State::hasMappedBuffer(GLenum target) const
    if (target == GL_ARRAY_BUFFER)
    {
        const VertexArray *vao = getVertexArray();
-        for (size_t attribIndex = 0; attribIndex < mVertexAttribCurrentValues.size(); attribIndex++)
+        const auto &vertexAttribs = vao->getVertexAttributes();
+        for (size_t attribIndex = 0; attribIndex < vertexAttribs.size(); attribIndex++)
        {
-            const gl::VertexAttribute &vertexAttrib = vao->getVertexAttribute(attribIndex);
+            const gl::VertexAttribute &vertexAttrib = vertexAttribs[attribIndex];
            gl::Buffer *boundBuffer = vertexAttrib.buffer.get();
            if (vertexAttrib.enabled && boundBuffer && boundBuffer->isMapped())
            {