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Fixing off center proj mtx.

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This commit is contained in:
Dario Manesku
2016-02-26 16:21:17 +01:00
parent d599a8419f
commit 4b2b96641b
1 changed files with 8 additions and 8 deletions
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16
include/bx/fpumath.h
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@@ -649,10 +649,10 @@ namespace bx
inline void mtxProjRh(float* _result, float _ut, float _dt, float _lt, float _rt, float _near, float _far, bool _oglNdc = false)
{
const float width = 2.0f / (_lt + _rt);
const float height = 2.0f / (_ut + _dt);
const float xx = (_lt - _rt) * width * 0.5f;
const float yy = (_ut - _dt) * height * 0.5f;
const float width = 2.0f / (_rt - _lt);
const float height = 2.0f / (_ut - _dt);
const float xx = (_lt + _rt) * width * 0.5f;
const float yy = (_ut + _dt) * height * 0.5f;
mtxProjRhXYWH(_result, xx, yy, width, height, _near, _far, _oglNdc);
}
@@ -686,10 +686,10 @@ namespace bx
inline void mtxProjLh(float* _result, float _ut, float _dt, float _lt, float _rt, float _near, float _far, bool _oglNdc = false)
{
const float width = 2.0f / (_lt + _rt);
const float height = 2.0f / (_ut + _dt);
const float xx = (_lt - _rt) * width * 0.5f;
const float yy = (_ut - _dt) * height * 0.5f;
const float width = 2.0f / (_rt - _lt);
const float height = 2.0f / (_ut - _dt);
const float xx = (_lt + _rt) * width * 0.5f;
const float yy = (_ut + _dt) * height * 0.5f;
mtxProjLhXYWH(_result, xx, yy, width, height, _near, _far, _oglNdc);
}