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Camera blur filter now tracks FoV changes

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yvt 2017-01-01 04:42:00 +09:00
parent a13a77fc1d
commit da2bd55f52
1 changed files with 13 additions and 11 deletions
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24
Sources/Draw/GLCameraBlurFilter.cpp
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@ -85,18 +85,20 @@ namespace spades {
const client::SceneDefinition &def = renderer->GetSceneDef();
Matrix4 newMatrix = Matrix4::Identity();
newMatrix.m[0] = def.viewAxis[0].x;
newMatrix.m[1] = def.viewAxis[1].x;
newMatrix.m[2] = def.viewAxis[2].x;
newMatrix.m[4] = def.viewAxis[0].y;
newMatrix.m[5] = def.viewAxis[1].y;
newMatrix.m[6] = def.viewAxis[2].y;
newMatrix.m[8] = def.viewAxis[0].z;
newMatrix.m[9] = def.viewAxis[1].z;
newMatrix.m[10] = def.viewAxis[2].z;
Vector3 axes[] = {def.viewAxis[0], def.viewAxis[1], def.viewAxis[2]};
axes[0] *= std::tan(def.fovX * 0.5f);
axes[1] *= std::tan(def.fovY * 0.5f);
newMatrix.m[0] = axes[0].x;
newMatrix.m[1] = axes[1].x;
newMatrix.m[2] = axes[2].x;
newMatrix.m[4] = axes[0].y;
newMatrix.m[5] = axes[1].y;
newMatrix.m[6] = axes[2].y;
newMatrix.m[8] = axes[0].z;
newMatrix.m[9] = axes[1].z;
newMatrix.m[10] = axes[2].z;
// othrogonal matrix can be reversed fast
Matrix4 inverseNewMatrix = newMatrix.Transposed();
Matrix4 inverseNewMatrix = newMatrix.Inversed();
Matrix4 diffMatrix = prevMatrix * inverseNewMatrix;
prevMatrix = newMatrix;
Matrix4 reverseMatrix = ReverseMatrix(diffMatrix);