/// <summary>
/// It assumes that this shader is not the default LPP shader, and it will use ONLY the first technique
/// </summary>
/// <param name="camera"></param>
/// <param name="graphicsDevice"></param>
/// <param name="renderStatistics"></param>
public void GenericRender(Camera camera, GraphicsDevice graphicsDevice)
{
RenderEffect.SetMatrices(GlobalTransform, camera.EyeTransform, camera.ProjectionTransform);
if (_parent.BoneMatrixes != null)
{
RenderEffect.SetBones(_parent.BoneMatrixes);
}
RenderEffect.Apply();
graphicsDevice.SetVertexBuffer(_meshPart.VertexBuffer, _meshPart.VertexOffset);
graphicsDevice.Indices = _meshPart.IndexBuffer;
graphicsDevice.DrawIndexedPrimitives(PrimitiveType.TriangleList, 0, 0, _meshPart.NumVertices, _meshPart.StartIndex, _meshPart.PrimitiveCount);
}
public void ReconstructShading(Camera camera, GraphicsDevice graphicsDevice)
{
//this pass uses the light diffuse and specular accumulation texture (already bound in the setup stage) and reconstruct the mesh's shading
//our parameters were already filled in the first pass
RenderEffect.SetCurrentTechnique(1);
//we don't need to do this again, it was done on the previous step
//_renderEffect.SetMatrices(GlobalTransform, camera.EyeTransform, camera.ProjectionTransform);
// if (_parent.BoneMatrixes != null)
// _renderEffect.SetBones(_parent.BoneMatrixes);
RenderEffect.Apply();
graphicsDevice.SetVertexBuffer(_meshPart.VertexBuffer, _meshPart.VertexOffset);
graphicsDevice.Indices = _meshPart.IndexBuffer;
graphicsDevice.DrawIndexedPrimitives(PrimitiveType.TriangleList, 0, 0, _meshPart.NumVertices, _meshPart.StartIndex, _meshPart.PrimitiveCount);
}
public virtual void RenderToGBuffer(Camera camera, GraphicsDevice graphicsDevice)
{
RenderEffect.SetCurrentTechnique(0);
RenderEffect.SetMatrices(GlobalTransform, camera.EyeTransform, camera.ProjectionTransform);
//our first pass is responsible for rendering into GBuffer
RenderEffect.SetFarClip(camera.FarClip);
if (_parent.BoneMatrixes != null)
{
RenderEffect.SetBones(_parent.BoneMatrixes);
}
RenderEffect.Apply();
graphicsDevice.SetVertexBuffer(_meshPart.VertexBuffer, _meshPart.VertexOffset);
graphicsDevice.Indices = _meshPart.IndexBuffer;
graphicsDevice.DrawIndexedPrimitives(PrimitiveType.TriangleList, 0, 0, _meshPart.NumVertices, _meshPart.StartIndex, _meshPart.PrimitiveCount);
}
public virtual void RenderShadowMap(ref Matrix viewProj, GraphicsDevice graphicsDevice)
{
//render to shadow map
RenderEffect.SetCurrentTechnique(2);
RenderEffect.SetLightViewProj(viewProj);
//we need to set this every frame, there are situations where the object is not on screen but it still cast shadows
_renderEffect.SetWorld(GlobalTransform);
if (_parent.BoneMatrixes != null)
{
_renderEffect.SetBones(_parent.BoneMatrixes);
}
RenderEffect.Apply();
graphicsDevice.SetVertexBuffer(_meshPart.VertexBuffer, _meshPart.VertexOffset);
graphicsDevice.Indices = _meshPart.IndexBuffer;
graphicsDevice.DrawIndexedPrimitives(PrimitiveType.TriangleList, 0, 0, _meshPart.NumVertices, _meshPart.StartIndex, _meshPart.PrimitiveCount);
}
