/// <summary>
///
/// </summary>
/// <param name="shadowView"></param>
/// <param name="shadowProjection"></param>
/// <param name="depthBuffer"></param>
public void RenderShadowMapCascade(LightRenderer.ShadowRenderContext shadowRenderCtxt)
{
if (surfaceShader == null)
{
return;
}
var device = Game.GraphicsDevice;
var cbData = new CBSurfaceData();
var viewPosition = Matrix.Invert(shadowRenderCtxt.ShadowView).TranslationVector;
var worldMatricies = new Matrix[scene.Nodes.Count];
scene.CopyAbsoluteTransformsTo(worldMatricies);
device.SetTargets(shadowRenderCtxt.DepthBuffer, shadowRenderCtxt.ColorBuffer);
device.SetViewport(shadowRenderCtxt.ShadowViewport);
device.PipelineState = factory[(int)SurfaceFlags.SHADOW];
device.PixelShaderConstants[0] = constBuffer;
device.VertexShaderConstants[0] = constBuffer;
device.PixelShaderSamplers[0] = SamplerState.AnisotropicWrap;
cbData.Projection = shadowRenderCtxt.ShadowProjection;
cbData.View = shadowRenderCtxt.ShadowView;
cbData.BiasSlopeFar = new Vector4(shadowRenderCtxt.DepthBias, shadowRenderCtxt.SlopeBias, shadowRenderCtxt.FarDistance, 0);
for (int i = 0; i < scene.Nodes.Count; i++)
{
var node = scene.Nodes[i];
if (node.MeshIndex == -1)
{
continue;
}
var mesh = scene.Meshes[node.MeshIndex];
cbData.World = worldMatricies[i];
constBuffer.SetData(cbData);
device.SetupVertexInput(vertexBuffers[node.MeshIndex], indexBuffers[node.MeshIndex]);
device.DrawIndexed(mesh.IndexCount, 0, 0);
}
}
/// <summary>
///
/// </summary>
/// <param name="shadowView"></param>
/// <param name="shadowProjection"></param>
/// <param name="depthBuffer"></param>
public void RenderShadowMapSpot(LightRenderer.ShadowRenderContext shadowRenderCtxt)
{
}