void CGras::DrawUI(LPDIRECT3DDEVICE7 lpDevice)
{
if (lpVertices==NULL)return;
if (game->lpTexture[40]==NULL)
{ // Gras Textur nachladen
game->lpTexture[40]=CreateTextureFromResource(lpDevice,game->lpDD,NULL,"grass.bmp",4,FALSE,TRUE);
MakeTransparent(game->lpTexture[40],FALSE); // Gras
}
lpDevice->SetRenderState(D3DRENDERSTATE_LIGHTING,FALSE);
DWORD old;
lpDevice->GetRenderState(D3DRENDERSTATE_CULLMODE,&old);
lpDevice->SetRenderState(D3DRENDERSTATE_CULLMODE,D3DCULL_NONE);
if (Config.alpha)
{
lpDevice->SetTextureStageState(0,D3DTSS_ALPHAARG1,D3DTA_TEXTURE);
lpDevice->SetRenderState(D3DRENDERSTATE_ALPHATESTENABLE,TRUE);
lpDevice->SetRenderState(D3DRENDERSTATE_ALPHAREF,192);
lpDevice->SetRenderState(D3DRENDERSTATE_ALPHAFUNC,D3DCMP_GREATEREQUAL);
}
lpDevice->SetTexture(0,game->lpTexture[40]);
D3DMATRIX m;
D3DUtil_SetIdentityMatrix(m);
lpDevice->SetTransform(D3DTRANSFORMSTATE_WORLD,&m);
for (int i=0;i<vertexbuffers;i++)
lpDevice->DrawIndexedPrimitiveVB(D3DPT_TRIANGLELIST,lpVertices[i],0,vertexnum[i],Indices,vertexnum[i]/4*6,0);
lpDevice->SetRenderState(D3DRENDERSTATE_ALPHATESTENABLE,0);
lpDevice->SetRenderState(D3DRENDERSTATE_LIGHTING,TRUE);
lpDevice->SetRenderState(D3DRENDERSTATE_CULLMODE,old);
}
//-----------------------------------------------------------------------------
// Name: D3DUtil_SetRotateZMatrix()
// Desc: Create Rotation matrix about Z axis
//-----------------------------------------------------------------------------
VOID D3DUtil_SetRotateZMatrix( D3DMATRIX& mat, FLOAT fRads )
{
D3DUtil_SetIdentityMatrix( mat );
mat._11 = cosf( fRads );
mat._12 = sinf( fRads );
mat._21 = -sinf( fRads );
mat._22 = cosf( fRads );
}
//-----------------------------------------------------------------------------
// Name: D3DUtil_SetRotateYMatrix()
// Desc: Create Rotation matrix about Y axis
//-----------------------------------------------------------------------------
VOID D3DUtil_SetRotateYMatrix( D3DMATRIX& mat, FLOAT fRads )
{
D3DUtil_SetIdentityMatrix( mat );
mat._11 = cosf( fRads );
mat._13 = -sinf( fRads );
mat._31 = sinf( fRads );
mat._33 = cosf( fRads );
}
//-----------------------------------------------------------------------------
// Name: D3DUtil_SetRotateXMatrix()
// Desc: Create Rotation matrix about X axis
//-----------------------------------------------------------------------------
VOID D3DUtil_SetRotateXMatrix( D3DMATRIX& mat, FLOAT fRads )
{
D3DUtil_SetIdentityMatrix( mat );
mat._22 = cosf( fRads );
mat._23 = sinf( fRads );
mat._32 = -sinf( fRads );
mat._33 = cosf( fRads );
}
//-----------------------------------------------------------------------------
// Name: D3DUtil_SetViewMatrix()
// Desc: Given an eye point, a lookat point, and an up vector, this
// function builds a 4x4 view matrix.
//-----------------------------------------------------------------------------
HRESULT D3DUtil_SetViewMatrix( D3DMATRIX& mat, D3DVECTOR& vFrom,
D3DVECTOR& vAt, D3DVECTOR& vWorldUp )
{
// Get the z basis vector, which points straight ahead. This is the
// difference from the eyepoint to the lookat point.
D3DVECTOR vView = vAt - vFrom;
FLOAT fLength = Magnitude( vView );
if( fLength < 1e-6f )
return E_INVALIDARG;
// Normalize the z basis vector
vView /= fLength;
// Get the dot product, and calculate the projection of the z basis
// vector onto the up vector. The projection is the y basis vector.
FLOAT fDotProduct = DotProduct( vWorldUp, vView );
D3DVECTOR vUp = vWorldUp - fDotProduct * vView;
// If this vector has near-zero length because the input specified a
// bogus up vector, let's try a default up vector
if( 1e-6f > ( fLength = Magnitude( vUp ) ) )
{
vUp = D3DVECTOR( 0.0f, 1.0f, 0.0f ) - vView.y * vView;
// If we still have near-zero length, resort to a different axis.
if( 1e-6f > ( fLength = Magnitude( vUp ) ) )
{
vUp = D3DVECTOR( 0.0f, 0.0f, 1.0f ) - vView.z * vView;
if( 1e-6f > ( fLength = Magnitude( vUp ) ) )
return E_INVALIDARG;
}
}
// Normalize the y basis vector
vUp /= fLength;
// The x basis vector is found simply with the cross product of the y
// and z basis vectors
D3DVECTOR vRight = CrossProduct( vUp, vView );
// Start building the matrix. The first three rows contains the basis
// vectors used to rotate the view to point at the lookat point
D3DUtil_SetIdentityMatrix( mat );
mat._11 = vRight.x; mat._12 = vUp.x; mat._13 = vView.x;
mat._21 = vRight.y; mat._22 = vUp.y; mat._23 = vView.y;
mat._31 = vRight.z; mat._32 = vUp.z; mat._33 = vView.z;
// Do the translation values (rotations are still about the eyepoint)
mat._41 = - DotProduct( vFrom, vRight );
mat._42 = - DotProduct( vFrom, vUp );
mat._43 = - DotProduct( vFrom, vView );
return S_OK;
}
void CSprite::DrawSmooth(LPDIRECT3DDEVICE7 lpDevice,const D3DVECTOR pos,const float w,const float h,const DWORD color,const int spritenr)
{
D3DVECTOR rightVect,upVect;
D3DMATRIX mat;
{
lpDevice->GetTransform(D3DTRANSFORMSTATE_VIEW,&mat);
rightVect=Normalize(D3DVECTOR(mat._11,mat._21,mat._31))*w*0.5f;
upVect=Normalize(D3DVECTOR(mat._12,mat._22,mat._32))*h*0.5f;
}
const D3DVECTOR n=D3DVECTOR(0,0,0);
D3DLVERTEX verts[4]=
{
D3DLVERTEX(pos-rightVect+upVect, color,0, 1.0f, 0.0f),
D3DLVERTEX(pos+rightVect+upVect, color,0, 0.0f, 0.0f),
D3DLVERTEX(pos-rightVect-upVect, color,0, 1.0f, 1.0f),
D3DLVERTEX(pos+rightVect-upVect, color,0, 0.0f, 1.0f)
};
D3DUtil_SetIdentityMatrix(mat);
lpDevice->SetTransform(D3DTRANSFORMSTATE_WORLD,&mat);
if (Config.alpha)
{
lpDevice->SetRenderState(D3DRENDERSTATE_ZWRITEENABLE,FALSE);
lpDevice->SetRenderState(D3DRENDERSTATE_ALPHABLENDENABLE, TRUE);
lpDevice->SetRenderState(D3DRENDERSTATE_LIGHTING,FALSE);
lpDevice->SetTextureStageState(0, D3DTSS_ALPHAARG1, D3DTA_TEXTURE);
lpDevice->SetTextureStageState(0, D3DTSS_ALPHAOP, D3DTOP_SELECTARG1);
lpDevice->SetTextureStageState(0,D3DTSS_COLOROP,D3DTOP_MODULATE);
lpDevice->SetRenderState(D3DRENDERSTATE_SRCBLEND,D3DBLEND_SRCCOLOR);
lpDevice->SetRenderState(D3DRENDERSTATE_DESTBLEND,D3DBLEND_INVSRCCOLOR);
lpDevice->SetRenderState(D3DRENDERSTATE_ALPHATESTENABLE,TRUE);
lpDevice->SetRenderState(D3DRENDERSTATE_ALPHAREF,0x08);
}
lpDevice->SetTexture(0,GetSurface(spritenr));
lpDevice->DrawPrimitive(D3DPT_TRIANGLESTRIP,D3DFVF_LVERTEX,verts,4,0);
lpDevice->SetTexture(0,NULL);
if (Config.alpha)
{
lpDevice->SetRenderState(D3DRENDERSTATE_ALPHABLENDENABLE, FALSE);
lpDevice->SetRenderState(D3DRENDERSTATE_LIGHTING,TRUE);
lpDevice->SetRenderState(D3DRENDERSTATE_ALPHATESTENABLE,FALSE);
lpDevice->SetRenderState(D3DRENDERSTATE_ZWRITEENABLE,TRUE);
}
}
