void Cleanup()
{
//cleanup light(null) and shadows(render target)
lighting.CleanUp();
if (useIntermediateBuffer)
{
buffer.ReleaseTemporaryRT(colorAttachmentId);
buffer.ReleaseTemporaryRT(depthAttachmentId);
if (useColorTexture)
{
buffer.ReleaseTemporaryRT(colorTextureId);
}
if (useDepthTexture)
{
buffer.ReleaseTemporaryRT(depthTextureId);
}
}
}
CullingResults cullingResults; // We want to figure out what can be rendered
public void Render(
ScriptableRenderContext ctx,
Camera camera,
bool useDynamicBatching,
bool useGPUInstancing,
ShadowSettings shadowSettings)
{
this.ctx = ctx;
this.camera = camera;
// Allow secondary cameras
PrepareBuffer();
// Allow UI Drawing in the scene view
PrepareForSceneWindow();
if (!Cull(shadowSettings.MaxDistance))
{
return;
}
buffer.BeginSample(SampleName);
ExecuteBuffer();
// Do the lighting setup first to not affect the usual rendering.
lighting.SetUp(ctx, cullingResults, shadowSettings);
buffer.EndSample(SampleName);
SetUp();
DrawVisibleGeometry(useDynamicBatching, useGPUInstancing);
DrawUnsupportedShaders();
DrawGizmos();
// Clean up the lighting, which cleans up the shadows also.
lighting.CleanUp();
// Submit the previous cmd to the render queue
Submit();
}
public void Render(ScriptableRenderContext context, Camera camera, bool useDynamicBatching, bool useGPUInstancing, ShadowSettings shadowSettings)
{
this._context = context;
this._camera = camera;
PrepareBuffer();
PrepareForSceneWindow();
if (!Cull(shadowSettings.maxDistance))
{
return;
}
_buffer.BeginSample(SampleName);
ExecuteBuffer();
_lighting.Setup(context, _cullingResults, shadowSettings);
_buffer.EndSample(SampleName);
Setup();
// DrawVisibleGeometry方法的工作是绘制相机所能看到的所有几何图形
DrawVisibleGeometry(useDynamicBatching, useGPUInstancing);
DrawUnsupportedShaders();
DrawGizmos();
_lighting.CleanUp();
Submit();
}