d3dx8: Implement D3DXMatrixPerspectiveFovLH.

This commit is contained in:
David Adam 2007-11-03 09:50:53 +01:00 committed by Alexandre Julliard
parent f45e991c78
commit bc386fd753
4 changed files with 23 additions and 2 deletions

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@ -39,7 +39,7 @@
@ stdcall D3DXMatrixPerspectiveRH(ptr long long long long)
@ stdcall D3DXMatrixPerspectiveLH(ptr long long long long)
@ stdcall D3DXMatrixPerspectiveFovRH(ptr long long long long)
@ stub D3DXMatrixPerspectiveFovLH
@ stdcall D3DXMatrixPerspectiveFovLH(ptr long long long long)
@ stub D3DXMatrixPerspectiveOffCenterRH
@ stub D3DXMatrixPerspectiveOffCenterLH
@ stub D3DXMatrixOrthoRH

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@ -116,6 +116,18 @@ D3DXMATRIX* WINAPI D3DXMatrixMultiply(D3DXMATRIX *pout, CONST D3DXMATRIX *pm1, C
return pout;
}
D3DXMATRIX* WINAPI D3DXMatrixPerspectiveFovLH(D3DXMATRIX *pout, FLOAT fovy, FLOAT aspect, FLOAT zn, FLOAT zf)
{
D3DXMatrixIdentity(pout);
pout->m[0][0] = 1.0f / (aspect * tan(fovy/2.0f));
pout->m[1][1] = 1.0f / tan(fovy/2.0f);
pout->m[2][2] = zf / (zf - zn);
pout->m[2][3] = 1.0f;
pout->m[3][2] = (zf * zn) / (zn - zf);
pout->m[3][3] = 0.0f;
return pout;
}
D3DXMATRIX* WINAPI D3DXMatrixPerspectiveFovRH(D3DXMATRIX *pout, FLOAT fovy, FLOAT aspect, FLOAT zn, FLOAT zf)
{
D3DXMatrixIdentity(pout);

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@ -222,8 +222,16 @@ static void D3DXMatrixTest(void)
D3DXMatrixMultiply(&gotmat,&mat,&mat2);
expect_mat(expectedmat,gotmat);
/*____________D3DXMatrixPerspectiveFovLH_______________*/
expectedmat.m[0][0] = 13.288858f; expectedmat.m[0][1] = 0.0f; expectedmat.m[0][2] = 0.0f; expectedmat.m[0][3] = 0.0f;
expectedmat.m[1][0] = 0.0f; expectedmat.m[1][1] = 9.966644f; expectedmat.m[1][2] = 0.0; expectedmat.m[1][3] = 0.0f;
expectedmat.m[2][0] = 0.0f; expectedmat.m[2][1] = 0.0f; expectedmat.m[2][2] = 0.783784f; expectedmat.m[2][3] = 1.0f;
expectedmat.m[3][0] = 0.0f; expectedmat.m[3][1] = 0.0f; expectedmat.m[3][2] = 1.881081f; expectedmat.m[3][3] = 0.0f;
D3DXMatrixPerspectiveFovLH(&gotmat, 0.2f, 0.75f, -2.4f, 8.7f);
expect_mat(expectedmat,gotmat);
/*____________D3DXMatrixPerspectiveFovRH_______________*/
expectedmat.m[0][0] = 13.288858f; expectedmat.m[0][1] = -0.0f; expectedmat.m[0][2] = 0.0f; expectedmat.m[0][3] = 0.0f;
expectedmat.m[0][0] = 13.288858f; expectedmat.m[0][1] = 0.0f; expectedmat.m[0][2] = 0.0f; expectedmat.m[0][3] = 0.0f;
expectedmat.m[1][0] = 0.0f; expectedmat.m[1][1] = 9.966644f; expectedmat.m[1][2] = 0.0; expectedmat.m[1][3] = 0.0f;
expectedmat.m[2][0] = 0.0f; expectedmat.m[2][1] = 0.0f; expectedmat.m[2][2] = -0.783784f; expectedmat.m[2][3] = -1.0f;
expectedmat.m[3][0] = 0.0f; expectedmat.m[3][1] = 0.0f; expectedmat.m[3][2] = 1.881081f; expectedmat.m[3][3] = 0.0f;

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@ -62,6 +62,7 @@ FLOAT WINAPI D3DXMatrixfDeterminant(CONST D3DXMATRIX *pm);
D3DXMATRIX* WINAPI D3DXMatrixLookAtLH(D3DXMATRIX *pout, CONST D3DXVECTOR3 *peye, CONST D3DXVECTOR3 *pat, CONST D3DXVECTOR3 *pup);
D3DXMATRIX* WINAPI D3DXMatrixLookAtRH(D3DXMATRIX *pout, CONST D3DXVECTOR3 *peye, CONST D3DXVECTOR3 *pat, CONST D3DXVECTOR3 *pup);
D3DXMATRIX* WINAPI D3DXMatrixMultiply(D3DXMATRIX *pout, CONST D3DXMATRIX *pm1, CONST D3DXMATRIX *pm2);
D3DXMATRIX* WINAPI D3DXMatrixPerspectiveFovLH(D3DXMATRIX *pout, FLOAT fovy, FLOAT aspect, FLOAT zn, FLOAT zf);
D3DXMATRIX* WINAPI D3DXMatrixPerspectiveFovRH(D3DXMATRIX *pout, FLOAT fovy, FLOAT aspect, FLOAT zn, FLOAT zf);
D3DXMATRIX* WINAPI D3DXMatrixPerspectiveLH(D3DXMATRIX *pout, FLOAT w, FLOAT h, FLOAT zn, FLOAT zf);
D3DXMATRIX* WINAPI D3DXMatrixPerspectiveRH(D3DXMATRIX *pout, FLOAT w, FLOAT h, FLOAT zn, FLOAT zf);