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d3dx9_36: Implement D3DXComputeBoundingBox.

This commit is contained in:
David Adam 2009-02-10 16:06:41 +01:00 committed by Alexandre Julliard
parent 5768cbd668
commit 00d14355db
4 changed files with 33 additions and 1 deletions
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2
dlls/d3dx9_36/d3dx9_36.spec
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@ -16,7 +16,7 @@
@ stub D3DXCompileShaderFromFileW
@ stub D3DXCompileShaderFromResourceA
@ stub D3DXCompileShaderFromResourceW
@ stub D3DXComputeBoundingBox
@ stdcall D3DXComputeBoundingBox(ptr long long ptr ptr)
@ stub D3DXComputeBoundingSphere
@ stub D3DXComputeIMTFromPerTexelSignal
@ stub D3DXComputeIMTFromPerVertexSignal

30
dlls/d3dx9_36/mesh.c
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@ -24,6 +24,36 @@
#include "d3dx9.h"
/*************************************************************************
* D3DXComputeBoundingBox
*/
HRESULT WINAPI D3DXComputeBoundingBox(CONST D3DXVECTOR3 *pfirstposition, DWORD numvertices, DWORD dwstride, D3DXVECTOR3 *pmin, D3DXVECTOR3 *pmax)
{
D3DXVECTOR3 vec;
unsigned int i;
if( !pfirstposition || !pmin || !pmax ) return D3DERR_INVALIDCALL;
*pmin = *pfirstposition;
*pmax = *pmin;
for(i=0; i<numvertices; i++)
{
vec = *( (D3DXVECTOR3*)((char*)pfirstposition + dwstride * i) );
if ( vec.x < pmin->x ) pmin->x = vec.x;
if ( vec.x > pmax->x ) pmax->x = vec.x;
if ( vec.y < pmin->y ) pmin->y = vec.y;
if ( vec.y > pmax->y ) pmax->y = vec.y;
if ( vec.z < pmin->z ) pmin->z = vec.z;
if ( vec.z > pmax->z ) pmax->z = vec.z;
}
return D3D_OK;
}
/*************************************************************************
* D3DXIntersectTri
*/

1
include/d3dx9.h
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@ -24,6 +24,7 @@
#include "d3d9.h"
#include "d3dx9math.h"
#include "d3dx9core.h"
#include "d3dx9mesh.h"
#include "d3dx9shader.h"
#include "d3dx9tex.h"

1
include/d3dx9mesh.h
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@ -29,6 +29,7 @@ HRESULT WINAPI D3DXCreateBuffer(DWORD, LPD3DXBUFFER*);
UINT WINAPI D3DXGetFVFVertexSize(DWORD);
BOOL WINAPI D3DXBoxBoundProbe(CONST D3DXVECTOR3 *, CONST D3DXVECTOR3 *, CONST D3DXVECTOR3 *, CONST D3DXVECTOR3 *);
BOOL WINAPI D3DXSphereBoundProbe(CONST D3DXVECTOR3 *,FLOAT,CONST D3DXVECTOR3 *,CONST D3DXVECTOR3 *);
HRESULT WINAPI D3DXComputeBoundingBox(CONST D3DXVECTOR3 *, DWORD, DWORD, D3DXVECTOR3 *, D3DXVECTOR3 *);
BOOL WINAPI D3DXIntersectTri(CONST D3DXVECTOR3 *, CONST D3DXVECTOR3 *, CONST D3DXVECTOR3 *, CONST D3DXVECTOR3 *, CONST D3DXVECTOR3*, FLOAT *, FLOAT *, FLOAT *);
#ifdef __cplusplus