单项选择题
A.SetRenderState(D3DRS_FILLMODE,D3DFILL_POINT);B.SetRenderState(D3DRS_FILLMODE,D3DFILL_WIREFRAME);C.SetRenderState(D3DRS_FILLMODE,D3DFILL_SOLID);D.SetRenderState(D3DRS_FILLMODE,D3DFILL_FORCE_DWORD);
A.若是该物体的材质的Alpha值小于0x00000080,则通过Alpha测试,能够被渲染B.若是该物体的材质的Alpha值等于0x00000080,则通过Alpha测试,能够被渲染C.若是该物体的材质的Alpha值大于0x00000080,则通过Alpha测试,能够被渲染D.将该物体的材质的Alpha值设为0x00000080,利用Alpha混合绘制该半透明物体
A.SetRenderState(D3DRS_ALPHATESTENABLE,TRUE);B.SetRenderState(D3DRS_ALPHABLENDENABLE,TRUE);C.SetRenderState(D3DRS_ZENABLE,TRUE);D.SetRenderState(D3DRS_FOGENABLE,TRUE);