GEEKING

Rendering/GfxRender/RenderQueue.cpp

@@ -0,0 +1,76 @@
+#include "stdafx.h"
+
+#include "RenderQueue.h"
+
+#include "Material.h"
+
+#include "rbx/Debug.h"
+
+namespace RBX
+{
+namespace Graphics
+{
+
+struct RenderOperationCompareByMaterial
+{
+	bool operator()(const RenderOperation& lhs, const RenderOperation& rhs) const
+    {
+		const ShaderProgram* lp = lhs.technique->getProgram();
+		const ShaderProgram* rp = rhs.technique->getProgram();
+
+		return (lp == rp) ? lhs.technique < rhs.technique : lp < rp;
+    }
+};
+
+struct RenderOperationCompareByDistance
+{
+    bool operator()(const RenderOperation& lhs, const RenderOperation& rhs) const
+    {
+		return lhs.distanceKey > rhs.distanceKey;
+    }
+};
+
+Renderable::~Renderable()
+{
+}
+
+void RenderQueueGroup::clear()
+{
+	operations.clear();
+}
+
+void RenderQueueGroup::sort(SortMode mode)
+{
+    switch (mode)
+	{
+	case Sort_None:
+        break;
+
+	case Sort_Material:
+        std::sort(operations.begin(), operations.end(), RenderOperationCompareByMaterial());
+        break;
+
+	case Sort_Distance:
+        std::sort(operations.begin(), operations.end(), RenderOperationCompareByDistance());
+        break;
+
+	default:
+        RBXASSERT(false);
+	}
+}
+
+RenderQueue::RenderQueue()
+{
+    clear();
+}
+
+void RenderQueue::clear()
+{
+    for (int id = 0; id < Id_Count; ++id)
+		groups[id].clear();
+
+	features = 0;
+}
+
+}
+}