public void SetUp(ref ScriptableRenderContext srContext, ref CullingResults cullResults, ref ShadowSetting shadowSetting) {
_dirLightCount = _spotLightCount = _pointLightCount = 0;
_shadowMgr.SetUp(ref srContext, ref cullResults, ref shadowSetting);
_srContext = srContext;
int visibleIndex = 0;
foreach(var visibleLight in cullResults.visibleLights) {
switch(visibleLight.lightType) {
case LightType.Directional: {
if (_dirLightCount < MAX_NUM_DIRECTIONAL_LIGHT && visibleLight.light.intensity > 0) {
_dirLightColors[_dirLightCount] = visibleLight.finalColor.linear;
_dirLightDirections[_dirLightCount] = -visibleLight.light.transform.forward;
_dirLightShadowData[_dirLightCount] = _shadowMgr.GetDirectionalShadowData(visibleIndex);
_dirLightCount++;
}
break;
}
case LightType.Point: {
if (_pointLightCount < MAX_NUM_POINT_LIGHT && visibleLight.light.intensity > 0) {
_pointLightColors[_pointLightCount] = visibleLight.finalColor.linear;
_pointLightPositions[_pointLightCount] = visibleLight.light.transform.position;
_pointLightPositions[_pointLightCount].w = visibleLight.light.range;
_pointLightShadowData[_pointLightCount] = _shadowMgr.GetPointShadowData(visibleIndex);
_pointLightCount++;
}
break;
}
case LightType.Spot: {
if (_spotLightCount < MAX_NUM_SPOT_LIGHT && visibleLight.light.intensity > 0) {
_spotLightColors[_spotLightCount] = visibleLight.finalColor.linear;
_spotLightPositions[_spotLightCount] = visibleLight.light.transform.position;
_spotLightPositions[_spotLightCount].w = visibleLight.light.range;
_spotLightDirections[_spotLightCount] = -visibleLight.light.transform.forward;
_spotLightAngles[_spotLightCount].x = Mathf.Deg2Rad * visibleLight.light.innerSpotAngle;
_spotLightAngles[_spotLightCount].y = Mathf.Deg2Rad * visibleLight.spotAngle;
_spotLightShadowData[_spotLightCount] = _shadowMgr.GetSpotLightShadowData(visibleIndex);
_spotLightCount++;
}
break;
}
}
visibleIndex++;
}
_shadowMgr.Render(); // generate shadow map
_cmdBuffer.BeginSample(CmdBufferName);
ExecuteCmdBuffer();
_cmdBuffer.SetGlobalInt(DirLightCountId, _dirLightCount);
if (_dirLightCount > 0) {
_cmdBuffer.SetGlobalVectorArray(DirLightColorsId, _dirLightColors);
_cmdBuffer.SetGlobalVectorArray(DirLightDirectionsId, _dirLightDirections);
_cmdBuffer.SetGlobalVectorArray(DirLightShadowDataId, _dirLightShadowData);
}
_cmdBuffer.SetGlobalInt(SpotLightCountId, _spotLightCount);
if (_spotLightCount > 0) {
_cmdBuffer.SetGlobalVectorArray(SpotLightColorsId, _spotLightColors);
_cmdBuffer.SetGlobalVectorArray(SpotLightPositionsId, _spotLightPositions);
_cmdBuffer.SetGlobalVectorArray(SpotLightDirectionsId, _spotLightDirections);
_cmdBuffer.SetGlobalVectorArray(SpotLightAnglesId, _spotLightAngles);
_cmdBuffer.SetGlobalVectorArray(SpotLightShadowDataId, _spotLightShadowData);
}
_cmdBuffer.SetGlobalInt(PointLightCountId, _pointLightCount);
if (_pointLightCount > 0) {
_cmdBuffer.SetGlobalVectorArray(PointLightColorsId, _pointLightColors);
_cmdBuffer.SetGlobalVectorArray(PointLightPositionsId, _pointLightPositions);
_cmdBuffer.SetGlobalVectorArray(PointLightShadowDataId, _pointLightShadowData);
}
_cmdBuffer.EndSample(CmdBufferName);
ExecuteCmdBuffer();
}