Differential D3126 Diff 14137 source/renderer/OverlayRenderer.cpp

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source/renderer/OverlayRenderer.cpp

Show First 20 Lines • Show All 172 Lines • ▼ Show 20 Lines	void OverlayRendererInternals::Initialize()

quadIndices.SetNumVertices(MAX_QUAD_OVERLAYS * 6);		quadIndices.SetNumVertices(MAX_QUAD_OVERLAYS * 6);
quadIndices.Layout(); // allocate backing store		quadIndices.Layout(); // allocate backing store

// Since the quads in the vertex array are independent and always consist of exactly 4 vertices per quad, the		// Since the quads in the vertex array are independent and always consist of exactly 4 vertices per quad, the
// indices are always the same; we can therefore fill in all the indices once and pretty much forget about		// indices are always the same; we can therefore fill in all the indices once and pretty much forget about
// them. We then also no longer need its backing store, since we never change any indices afterwards.		// them. We then also no longer need its backing store, since we never change any indices afterwards.
VertexArrayIterator<u16> index = quadIndices.GetIterator();		VertexArrayIterator<u16> index = quadIndices.GetIterator();
for (size_t i = 0; i < MAX_QUAD_OVERLAYS; ++i)		for (u16 i = 0; i < static_cast<u16>(MAX_QUAD_OVERLAYS); ++i)
{		{
index++ = i4 + 0;		index++ = i 4 + 0;
index++ = i4 + 1;		index++ = i 4 + 1;
index++ = i4 + 2;		index++ = i 4 + 2;
index++ = i4 + 2;		index++ = i 4 + 2;
index++ = i4 + 3;		index++ = i 4 + 3;
index++ = i4 + 0;		index++ = i 4 + 0;
}		}
quadIndices.Upload();		quadIndices.Upload();
quadIndices.FreeBackingStore();		quadIndices.FreeBackingStore();
}		}

OverlayRenderer::OverlayRenderer()		OverlayRenderer::OverlayRenderer()
{		{
m = new OverlayRendererInternals();		m = new OverlayRendererInternals();
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