// ***************************************************************************
void CScene::renderOcclusionTestMeshs()
{
nlassert(RenderTrav.getDriver());
RenderTrav.getDriver()->setupViewport(RenderTrav.getViewport());
RenderTrav.getDriver()->activeVertexProgram(NULL);
RenderTrav.getDriver()->activePixelProgram(NULL);
RenderTrav.getDriver()->activeGeometryProgram(NULL);
IDriver::TPolygonMode oldPolygonMode = RenderTrav.getDriver()->getPolygonMode();
CMaterial m;
m.initUnlit();
m.setColor(CRGBA(255, 255, 255, 127));
m.setBlend(true);
m.setDstBlend(CMaterial::invsrcalpha);
m.setSrcBlend(CMaterial::srcalpha);
m.setZWrite(false);
RenderTrav.getDriver()->setupMaterial(m);
getDriver()->setPolygonMode(IDriver::Filled);
renderOcclusionTestMeshsWithCurrMaterial();
m.setColor(CRGBA::Black);
RenderTrav.getDriver()->setupMaterial(m);
getDriver()->setPolygonMode(IDriver::Line);
renderOcclusionTestMeshsWithCurrMaterial();
getDriver()->setPolygonMode(oldPolygonMode);
}
/*********************************************************\
displayOrientation()
\*********************************************************/
void displayOrientation()
{
float x = 0.9f*4.f/3.f;
float y = 0.1f;
float radius = 0.015f;
// Triangle
CMaterial mat;
mat.initUnlit();
mat.setSrcBlend(CMaterial::srcalpha);
mat.setDstBlend(CMaterial::invsrcalpha);
mat.setBlend(true);
CVertexBuffer vb;
vb.setVertexFormat (CVertexBuffer::PositionFlag);
vb.setNumVertices (7);
{
CVertexBufferReadWrite vba;
vb.lock(vba);
// tri
vba.setVertexCoord (0, CVector (-radius, 0, 0));
vba.setVertexCoord (1, CVector (radius, 0, 0));
vba.setVertexCoord (2, CVector (0, 0, 3*radius));
// quad
vba.setVertexCoord (3, CVector (-radius, 0, -radius));
vba.setVertexCoord (4, CVector (radius, 0, -radius));
vba.setVertexCoord (5, CVector (radius, 0, radius));
vba.setVertexCoord (6, CVector (-radius, 0, radius));
}
CNELU::Driver->activeVertexBuffer(vb);
CIndexBuffer pbTri;
pbTri.setNumIndexes (3);
{
CIndexBufferReadWrite iba;
pbTri.lock (iba);
iba.setTri (0, 0, 1, 2);
}
CIndexBuffer pbQuad;
pbQuad.setNumIndexes (6);
{
CIndexBufferReadWrite iba;
pbQuad.lock(iba);
iba.setTri (0, 3, 4, 5);
iba.setTri (3, 5, 6, 3);
}
CNELU::Driver->setFrustum (0.f, 4.f/3.f, 0.f, 1.f, -1.f, 1.f, false);
CMatrix mtx;
mtx.identity();
CNELU::Driver->setupViewMatrix (mtx);
mat.setColor(CRGBA(50,255,255,150));
// up
mtx.identity();
mtx.translate(CVector(x,0,y));
mtx.rotateY(MoveListener.getRotZ() );
mtx.translate(CVector(0,0,radius));
CNELU::Driver->setupModelMatrix (mtx);
CNELU::Driver->activeVertexBuffer(vb);
CNELU::Driver->activeIndexBuffer(pbTri);
CNELU::Driver->renderTriangles(mat, 0, pbTri.getNumIndexes()/3);
mat.setColor(CRGBA(50,50,255,150));
// down
mtx.identity();
mtx.translate(CVector(x,0,y));
mtx.rotateY(MoveListener.getRotZ() + (float)Pi);
mtx.translate(CVector(0,0,radius));
CNELU::Driver->setupModelMatrix (mtx);
CNELU::Driver->renderTriangles(mat, 0, pbTri.getNumIndexes()/3);
// left
mtx.identity();
mtx.translate(CVector(x,0,y));
mtx.rotateY(MoveListener.getRotZ() - (float)Pi/2);
mtx.translate(CVector(0,0,radius));
CNELU::Driver->setupModelMatrix (mtx);
CNELU::Driver->renderTriangles(mat, 0, pbTri.getNumIndexes()/3);
// right
mtx.identity();
mtx.translate(CVector(x,0,y));
mtx.rotateY(MoveListener.getRotZ() + (float)Pi/2);
mtx.translate(CVector(0,0,radius));
CNELU::Driver->setupModelMatrix (mtx);
CNELU::Driver->renderTriangles(mat, 0, pbTri.getNumIndexes()/3);
// center
mtx.identity();
mtx.translate(CVector(x,0,y));
mtx.rotateY(MoveListener.getRotZ());
CNELU::Driver->setupModelMatrix (mtx);
CNELU::Driver->activeIndexBuffer(pbQuad);
CNELU::Driver->renderTriangles(mat, 0, pbQuad.getNumIndexes()/3);
}