a47d20f8be
Administrative source import: native x86 compilation passed for 423 authored units. Source placement and submission states are migrated separately; this commit does not imply peer acceptance.
Previous head: 35d2a8cb36
Payload SHA256: 592f016d2730c5593bb653aa054c1e5f76a6df72c8f5a09e66f74876e2e33dee
25 lines
1.1 KiB
C++
25 lines
1.1 KiB
C++
#include "Contents/Models/ModelNode.h"
|
|
|
|
namespace {
|
|
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 = 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 = 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;
|
|
}
|