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DX12: mvp transform.

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This commit is contained in:
Artem Kharytoniuk 2017-12-06 21:54:49 +01:00
parent b835efea2b
commit d148127fca
1 changed files with 2 additions and 3 deletions
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5
src/engine/renderer/dx.cpp
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@ -463,16 +463,15 @@ static void get_mvp_transform(float* mvp) {
} else {
const float* p = backEnd.viewParms.projectionMatrix;
// update q3's proj matrix (opengl) to vulkan conventions: z - [0, 1] instead of [-1, 1] and invert y direction
// update q3's proj matrix (opengl) to d3d conventions: z - [0, 1] instead of [-1, 1]
float zNear = r_znear->value;
float zFar = backEnd.viewParms.zFar;
float P10 = -zFar / (zFar - zNear);
float P14 = -zFar*zNear / (zFar - zNear);
float P5 = -p[5];
float proj[16] = {
p[0], p[1], p[2], p[3],
p[4], P5, p[6], p[7],
p[4], p[5], p[6], p[7],
p[8], p[9], P10, p[11],
p[12], p[13], P14, p[15]
};