private bool DepthTest(Vector3 point, int x, int y) { if (!APIContext.states.depthTest) { return(true); } APITextureBuffer depthBuffer = APIContext.frameBufferManager.frameBufferTarget.depthBuffer; float depth = point.z; if (APIMath.Tex2D(depthBuffer, point).r <= depth) { depthBuffer.SetPixel(x, y, Color.red * depth); return(true); } return(false); }
public override Color Fragment(VertData i) { float att = Vector3.Dot(i.normal, new Vector3(0, -1f, 0)); return(att * APIMath.Tex2D(mainTexture, i.uv)); }