Esempi in C++ (Cpp) per CMaterial::setSrcBlend

Esempio n. 1

File: scene.cpp Progetto: junhuac/ryzomcore

// ***************************************************************************
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);
}

Esempio n. 2

File: zviewer.cpp Progetto: mixxit/solinia

/*********************************************************\
					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);	
}