public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
{
m_MainLightShadowmapTexture = ShadowUtils.GetTemporaryShadowTexture(m_ShadowmapWidth,
m_ShadowmapHeight, k_ShadowmapBufferBits);
ConfigureTarget(new RenderTargetIdentifier(m_MainLightShadowmapTexture));
ConfigureClear(ClearFlag.All, Color.black);
}
// Start is called before the first frame update
void Start()
{
//bits = 0,16,24라는데...24비트로 했을 때만 스텐실 버퍼가 생긴다함
//rawImage.texture = testRenderTexture;
//testRenderTexture = ShadowUtils.GetTemporaryShadowTexture(1920, 1080, 24);
rawImage.texture = testRenderTexture;
testRenderTexture = ShadowUtils.GetTemporaryShadowTexture(1920, 1080, 24);
RenderTexture.ReleaseTemporary(testRenderTexture);
}
public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
{
base.Configure(cmd, cameraTextureDescriptor);
if (m_CharacterShadowmapTexture == null)
{
m_CharacterShadowmapTexture = ShadowUtils.GetTemporaryShadowTexture(m_ShadowmapWidth, m_ShadowmapHeight, k_ShadowmapBufferBits);
m_CharacterShadowmapTexture.name = "CharacterShadowmapTexture";
}
ConfigureTarget(new RenderTargetIdentifier(m_CharacterShadowmapTexture));
ConfigureClear(ClearFlag.All, Color.black);
}
public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
{
m_MainLightShadowmapTexture = ShadowUtils.GetTemporaryShadowTexture(m_ShadowmapWidth,
m_ShadowmapHeight, k_ShadowmapBufferBits);
if (test_pcfDefine && (test_pcfDefine.forcePoint || test_pcfDefine.pt == PCFType.UE4Manual2x2PCF || test_pcfDefine.pt == PCFType.UE4Manual3x3PCF_NoGather))
{
m_MainLightShadowmapTexture.filterMode = FilterMode.Point;
}
ConfigureTarget(new RenderTargetIdentifier(m_MainLightShadowmapTexture));
ConfigureClear(ClearFlag.All, Color.black);
}
void RenderAdditionalShadowmapAtlas(ref ScriptableRenderContext context, ref CullingResults cullResults, ref LightData lightData, ref ShadowData shadowData)
{
NativeArray <VisibleLight> visibleLights = lightData.visibleLights;
bool additionalLightHasSoftShadows = false;
CommandBuffer cmd = CommandBufferPool.Get(k_RenderAdditionalLightShadows);
using (new ProfilingSample(cmd, k_RenderAdditionalLightShadows))
{
int shadowmapWidth = shadowData.additionalLightsShadowmapWidth;
int shadowmapHeight = shadowData.additionalLightsShadowmapHeight;
m_AdditionalLightsShadowmapTexture = ShadowUtils.GetTemporaryShadowTexture(shadowmapWidth, shadowmapHeight, k_ShadowmapBufferBits);
SetRenderTarget(cmd, m_AdditionalLightsShadowmapTexture, RenderBufferLoadAction.DontCare, RenderBufferStoreAction.Store,
ClearFlag.Depth, Color.black, TextureDimension.Tex2D);
for (int i = 0; i < m_AdditionalShadowCastingLightIndices.Count; ++i)
{
int shadowLightIndex = m_AdditionalShadowCastingLightIndices[i];
VisibleLight shadowLight = visibleLights[shadowLightIndex];
if (m_AdditionalShadowCastingLightIndices.Count > 1)
{
ShadowUtils.ApplySliceTransform(ref m_AdditionalLightSlices[i], shadowmapWidth, shadowmapHeight);
}
var settings = new ShadowDrawingSettings(cullResults, shadowLightIndex);
Vector4 shadowBias = ShadowUtils.GetShadowBias(ref shadowLight, shadowLightIndex,
ref shadowData, m_AdditionalLightSlices[i].projectionMatrix, m_AdditionalLightSlices[i].resolution);
ShadowUtils.SetupShadowCasterConstantBuffer(cmd, ref shadowLight, shadowBias);
ShadowUtils.RenderShadowSlice(cmd, ref context, ref m_AdditionalLightSlices[i], ref settings, m_AdditionalLightSlices[i].projectionMatrix, m_AdditionalLightSlices[i].viewMatrix);
additionalLightHasSoftShadows |= shadowLight.light.shadows == LightShadows.Soft;
}
SetupAdditionalLightsShadowReceiverConstants(cmd, ref shadowData);
}
// We share soft shadow settings for main light and additional lights to save keywords.
// So we check here if pipeline supports soft shadows and either main light or any additional light has soft shadows
// to enable the keyword.
// TODO: In PC and Consoles we can upload shadow data per light and branch on shader. That will be more likely way faster.
bool mainLightHasSoftShadows = shadowData.supportsMainLightShadows &&
lightData.mainLightIndex != -1 &&
visibleLights[lightData.mainLightIndex].light.shadows == LightShadows.Soft;
bool softShadows = shadowData.supportsSoftShadows && (mainLightHasSoftShadows || additionalLightHasSoftShadows);
CoreUtils.SetKeyword(cmd, ShaderKeywordStrings.AdditionalLightShadows, true);
CoreUtils.SetKeyword(cmd, ShaderKeywordStrings.SoftShadows, softShadows);
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}
public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
{
if (m_AdditionalLightsShadowmapTexture != null)
{
Debug.LogWarning($"Texture {m_AdditionalLightsShadowmapTexture.name} wasn't released");
FrameCleanup(cmd);
}
cmd.name += " (Additional lights)";
m_AdditionalLightsShadowmapTexture = ShadowUtils.GetTemporaryShadowTexture(m_ShadowmapWidth, m_ShadowmapHeight, k_ShadowmapBufferBits);
ConfigureTarget(new RenderTargetIdentifier(m_AdditionalLightsShadowmapTexture));
ConfigureClear(ClearFlag.All, Color.black);
}
void RenderMainLightCascadeShadowmap(ref ScriptableRenderContext context, ref CullingResults cullResults, ref LightData lightData, ref ShadowData shadowData)
{
int shadowLightIndex = lightData.mainLightIndex;
if (shadowLightIndex == -1)
{
return;
}
VisibleLight shadowLight = lightData.visibleLights[shadowLightIndex];
CommandBuffer cmd = CommandBufferPool.Get(k_RenderMainLightShadowmapTag);
using (new ProfilingSample(cmd, k_RenderMainLightShadowmapTag))
{
var settings = new ShadowDrawingSettings(cullResults, shadowLightIndex);
m_MainLightShadowmapTexture = ShadowUtils.GetTemporaryShadowTexture(m_ShadowmapWidth,
m_ShadowmapHeight, k_ShadowmapBufferBits);
SetRenderTarget(cmd, m_MainLightShadowmapTexture, RenderBufferLoadAction.DontCare,
RenderBufferStoreAction.Store, ClearFlag.Depth, Color.black, TextureDimension.Tex2D);
for (int cascadeIndex = 0; cascadeIndex < m_ShadowCasterCascadesCount; ++cascadeIndex)
{
var splitData = settings.splitData;
splitData.cullingSphere = m_CascadeSplitDistances[cascadeIndex];
settings.splitData = splitData;
Vector4 shadowBias = ShadowUtils.GetShadowBias(ref shadowLight, shadowLightIndex, ref shadowData, m_CascadeSlices[cascadeIndex].projectionMatrix, m_CascadeSlices[cascadeIndex].resolution);
ShadowUtils.SetupShadowCasterConstantBuffer(cmd, ref shadowLight, shadowBias);
ShadowUtils.RenderShadowSlice(cmd, ref context, ref m_CascadeSlices[cascadeIndex],
ref settings, m_CascadeSlices[cascadeIndex].projectionMatrix, m_CascadeSlices[cascadeIndex].viewMatrix);
}
SetupMainLightShadowReceiverConstants(cmd, ref shadowData, shadowLight);
}
CoreUtils.SetKeyword(cmd, ShaderKeywordStrings.MainLightShadows, true);
CoreUtils.SetKeyword(cmd, ShaderKeywordStrings.MainLightShadowCascades, shadowData.mainLightShadowCascadesCount > 1);
CoreUtils.SetKeyword(cmd, ShaderKeywordStrings.SoftShadows, shadowLight.light.shadows == LightShadows.Soft && shadowData.supportsSoftShadows);
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}
public bool Setup(ref RenderingData renderingData)
{
using var profScope = new ProfilingScope(null, m_ProfilingSetupSampler);
if (!renderingData.shadowData.supportsMainLightShadows)
{
return(false);
}
Clear();
int shadowLightIndex = renderingData.lightData.mainLightIndex;
if (shadowLightIndex == -1)
{
return(false);
}
VisibleLight shadowLight = renderingData.lightData.visibleLights[shadowLightIndex];
Light light = shadowLight.light;
if (light.shadows == LightShadows.None)
{
return(false);
}
if (shadowLight.lightType != LightType.Directional)
{
Debug.LogWarning("Only directional lights are supported as main light.");
}
Bounds bounds;
if (!renderingData.cullResults.GetShadowCasterBounds(shadowLightIndex, out bounds))
{
return(false);
}
m_ShadowCasterCascadesCount = renderingData.shadowData.mainLightShadowCascadesCount;
int shadowResolution = ShadowUtils.GetMaxTileResolutionInAtlas(renderingData.shadowData.mainLightShadowmapWidth,
renderingData.shadowData.mainLightShadowmapHeight, m_ShadowCasterCascadesCount);
renderTargetWidth = renderingData.shadowData.mainLightShadowmapWidth;
renderTargetHeight = (m_ShadowCasterCascadesCount == 2) ?
renderingData.shadowData.mainLightShadowmapHeight >> 1 :
renderingData.shadowData.mainLightShadowmapHeight;
for (int cascadeIndex = 0; cascadeIndex < m_ShadowCasterCascadesCount; ++cascadeIndex)
{
bool success = ShadowUtils.ExtractDirectionalLightMatrix(ref renderingData.cullResults, ref renderingData.shadowData,
shadowLightIndex, cascadeIndex, renderTargetWidth, renderTargetHeight, shadowResolution, light.shadowNearPlane,
out m_CascadeSplitDistances[cascadeIndex], out m_CascadeSlices[cascadeIndex]);
if (!success)
{
return(false);
}
}
m_MainLightShadowmapTexture = ShadowUtils.GetTemporaryShadowTexture(renderTargetWidth, renderTargetHeight, k_ShadowmapBufferBits);
m_MaxShadowDistanceSq = renderingData.cameraData.maxShadowDistance * renderingData.cameraData.maxShadowDistance;
m_CascadeBorder = renderingData.shadowData.mainLightShadowCascadeBorder;
return(true);
}