Initial rodecomp source snapshot

Source/Contents/ModelTextureUV.cpp

@@ -0,0 +1,28 @@
+#include "Contents/ModelNode.h"
+
+namespace {
+  float Product(float first, float second) {
+    return first * second;
+  }
+
+  float Rotated(float sine, float delta, float cosineProduct, bool subtract) {
+    const double product = static_cast<double>(sine) * delta;
+    return static_cast<float>(subtract ? cosineProduct - product : product + cosineProduct);
+  }
+}
+
+// ORIGINAL_SITE: 0x00AB8856 in fn_17500 (fragment)
+void TransformModelUV(float& u, float& v, const ModelTextureTransform& transform) {
+  const float cosineU = ClientCos(transform.values[4]);
+  const float productU = Product(cosineU, u - 0.5f);
+  const float sineU = ClientSin(transform.values[4]);
+  const float rotatedU = Rotated(sineU, v - 0.5f, productU, true);
+  const float resultU = (rotatedU * transform.values[2] + 0.5f) + transform.values[0];
+  const float cosineV = ClientCos(transform.values[4]);
+  const float productV = Product(cosineV, v - 0.5f);
+  const float sineV = ClientSin(transform.values[4]);
+  const float rotatedV = Rotated(sineV, u - 0.5f, productV, false);
+  const float resultV = (rotatedV * transform.values[3] + 0.5f) + transform.values[1];
+  u = resultU;
+  v = resultV;
+}