//renderprobes
//--for each probes position in probe array
//----for each face of cubemap
//------render face with Uvshader
//----project cubemap to atlas
void renderProbe()
{
Camera UVCapture = Capture.GetComponent <Camera>();
List <CustomRenderTextureUpdateZone> zones = new List <CustomRenderTextureUpdateZone>();
IndirectionProbeAtlas.GetUpdateZones(zones);
//CustomRenderTextureUpdateZone[] Tile = zones.ToArray();
//UVCapture.depth = cameraDepth;
//UVCapture.cullingMask = cameraLayerMask;
//UVCapture.nearClipPlane = cameraNearPlane;
//UVCapture.farClipPlane = cameraFarPlane;
//UVCapture.useOcclusionCulling = cameraUseOcclusion;
UVCapture.SetReplacementShader(UV, "RenderType");
UVCapture.backgroundColor = Color.blue;
UVCapture.clearFlags = CameraClearFlags.SolidColor;
//public void SetReplacementShader(Shader shader, string replacementTag);
int i = 0;
foreach (GameObject probe in ProbeArray)
{
Capture.transform.position = probe.transform.position;
Capture.transform.rotation = Quaternion.identity;
UVCapture.RenderToCubemap(SceneCapture);
//project cubemap to atlas -> in shader:
//sample cubemap with perpixel octomaping 128 tile in atlas
i++;
}
UVCapture.enabled = false;
}
public static int GetUpdateZones(IntPtr l)
{
int result;
try
{
CustomRenderTexture customRenderTexture = (CustomRenderTexture)LuaObject.checkSelf(l);
List <CustomRenderTextureUpdateZone> updateZones;
LuaObject.checkType <List <CustomRenderTextureUpdateZone> >(l, 2, out updateZones);
customRenderTexture.GetUpdateZones(updateZones);
LuaObject.pushValue(l, true);
result = 1;
}
catch (Exception e)
{
result = LuaObject.error(l, e);
}
return(result);
}
void setProbeCapture()
{
placeProbe();
//set camera
Capture = new GameObject("CaptureScene");
Capture.AddComponent <Camera>();
UVCapture = Capture.GetComponent <Camera>();
UVCapture.SetReplacementShader(UV, "RenderType");
//Set camera parameters
UVCapture.backgroundColor = Color.blue;
UVCapture.clearFlags = CameraClearFlags.SolidColor;
UVCapture.allowMSAA = false;
UVCapture.cullingMask = 1 << 8;
//UVCapture.targetTexture = SceneCapture;
//atlas data
zones = new List <CustomRenderTextureUpdateZone>();
IndirectionProbeAtlas.GetUpdateZones(zones);
updating = new CustomRenderTextureUpdateZone[1];
IndirectionProbeAtlas.Initialize();
}
public static void UpdateCustomRenderTexture(CommandBuffer cmd, CustomRenderTexture crt, int updateCount, int mipLevel = 0, MaterialPropertyBlock block = null)
{
// Prepare "self" texture for reading in the shader for double buffered custom textures
RenderTexture textureSelf2D = null;
RenderTexture textureSelf3D = null;
RenderTexture textureSelfCube = null;
if (crt.doubleBuffered)
{
if (crt.dimension == TextureDimension.Tex2D)
{
textureSelf2D = crt;
}
if (crt.dimension == TextureDimension.Cube)
{
textureSelfCube = crt;
}
if (crt.dimension == TextureDimension.Tex3D)
{
textureSelf3D = crt;
}
}
if (crt.doubleBuffered)
{
// Update the internal double buffered render texture (resize / alloc / ect.)
crt.EnsureDoubleBufferConsistency();
}
if (block == null)
{
block = new MaterialPropertyBlock();
}
// If the user didn't called the update on CRT, we still process it because it's realtime
for (int i = 0; i < updateCount; i++)
{
// TODO: cache everything
List <CustomRenderTextureUpdateZone> updateZones = new List <CustomRenderTextureUpdateZone>();
crt.GetUpdateZones(updateZones);
if (updateZones.Count == 0)
{
updateZones.Add(new CustomRenderTextureUpdateZone {
needSwap = false, updateZoneCenter = new Vector3(0.5f, 0.5f, 0.5f), updateZoneSize = Vector3.one, rotation = 0, passIndex = 0
});
}
foreach (var zone in updateZones)
{
var zoneCenters = updateZones.Select(z => new Vector4(z.updateZoneCenter.x, z.updateZoneCenter.y, z.updateZoneCenter.z, 0)).ToList();
var zoneSizesAndRotation = updateZones.Select(z => new Vector4(z.updateZoneSize.x, z.updateZoneSize.y, z.updateZoneSize.z, z.rotation)).ToList();
var zonePrimitiveIDs = Enumerable.Range(0, updateZones.Count).Select(j => (float)j).ToList();// updateZones.Select(z => 0.0f).ToList();
int sliceCount = GetSliceCount(crt, mipLevel);
// Copy all the slices in case the texture is double buffered
if (zone.needSwap)
{
var doubleBuffer = crt.GetDoubleBufferRenderTexture();
if (doubleBuffer != null)
{
// For now, it's just a copy, once we actually do the swap of pointer, be careful to reset the Active Render Texture
for (int sliceIndex = 0; sliceIndex < sliceCount; sliceIndex++)
{
cmd.CopyTexture(doubleBuffer, sliceIndex, crt, sliceIndex);
}
}
}
for (int slice = 0; slice < sliceCount; slice++)
{
RenderTexture renderTexture = crt.doubleBuffered ? crt.GetDoubleBufferRenderTexture() : crt;
cmd.SetRenderTarget(renderTexture, mipLevel, (crt.dimension == TextureDimension.Cube) ? (CubemapFace)slice : CubemapFace.Unknown, (crt.dimension == TextureDimension.Tex3D) ? slice : 0);
cmd.SetViewport(new Rect(0, 0, Mathf.Max(1, crt.width >> mipLevel), Mathf.Max(1, crt.height >> mipLevel)));
block.SetVector(kCustomRenderTextureInfo, GetTextureInfos(crt, slice, mipLevel));
block.SetVector(kCustomRenderTextureParameters, GetTextureParameters(crt, slice, mipLevel));
block.SetFloat(kMipLevel, mipLevel);
if (textureSelf2D != null)
{
block.SetTexture(kSelf2D, textureSelf2D);
}
if (textureSelf3D != null)
{
block.SetTexture(kSelf3D, textureSelf3D);
}
if (textureSelfCube != null)
{
block.SetTexture(kSelfCube, textureSelfCube);
}
int passIndex = zone.passIndex == -1 ? 0 : zone.passIndex;
block.SetVectorArray(kUpdateDataCenters, zoneCenters);
block.SetVectorArray(kUpdateDataSizesAndRotation, zoneSizesAndRotation);
block.SetFloatArray(kUpdateDataPrimitiveIDs, zonePrimitiveIDs);
cmd.DrawProcedural(Matrix4x4.identity, crt.material, passIndex, MeshTopology.Triangles, 6 * updateZones.Count, 1, block);
}
}
}
}
// Update one custom render texture.
public static void UpdateCustomRenderTexture(CommandBuffer cmd, CustomRenderTexture crt)
{
bool firstPass = crt.updateCount == 0;
// Handle initialization here too:
if (crt.initializationMode == CustomRenderTextureUpdateMode.Realtime || needsInitialization.Contains(crt) || (firstPass && crt.initializationMode == CustomRenderTextureUpdateMode.OnLoad))
{
switch (crt.initializationSource)
{
case CustomRenderTextureInitializationSource.Material:
// TODO
break;
case CustomRenderTextureInitializationSource.TextureAndColor:
// TODO
break;
}
needsInitialization.Remove(crt);
}
needsUpdate.TryGetValue(crt, out int updateCount);
if (crt.material != null && (crt.updateMode == CustomRenderTextureUpdateMode.Realtime || updateCount > 0 || (firstPass && crt.updateMode == CustomRenderTextureUpdateMode.OnLoad)))
{
onBeforeCustomTextureUpdated?.Invoke(cmd, crt);
#if CUSTOM_TEXTURE_PROFILING
customRenderTextureSamplers.TryGetValue(crt, out var sampler);
if (sampler == null)
{
sampler = customRenderTextureSamplers[crt] = CustomSampler.Create($"{crt.name} - {crt.GetInstanceID()}", true);
sampler.GetRecorder().enabled = true;
}
cmd.BeginSample(sampler);
#endif
using (new ProfilingScope(cmd, new ProfilingSampler($"Update {crt.name}")))
{
// Prepare "self" texture for reading in the shader for double buffered custom textures
RenderTexture textureSelf2D = null;
RenderTexture textureSelf3D = null;
RenderTexture textureSelfCube = null;
if (crt.doubleBuffered)
{
if (crt.dimension == TextureDimension.Tex2D)
{
textureSelf2D = crt;
}
if (crt.dimension == TextureDimension.Cube)
{
textureSelfCube = crt;
}
if (crt.dimension == TextureDimension.Tex3D)
{
textureSelf3D = crt;
}
}
if (crt.doubleBuffered)
{
// Update the internal double buffered render texture (resize / alloc / ect.)
crt.EnsureDoubleBufferConsistency();
}
MaterialPropertyBlock block = new MaterialPropertyBlock();
// If the user didn't called the update on CRT, we still process it because it's realtime
updateCount = Mathf.Max(updateCount, 1);
for (int i = 0; i < updateCount; i++)
{
// TODO: cache everything
List <CustomRenderTextureUpdateZone> updateZones = new List <CustomRenderTextureUpdateZone>();
crt.GetUpdateZones(updateZones);
if (updateZones.Count == 0)
{
updateZones.Add(new CustomRenderTextureUpdateZone {
needSwap = false, updateZoneCenter = new Vector3(0.5f, 0.5f, 0.5f), updateZoneSize = Vector3.one, rotation = 0, passIndex = 0
});
}
foreach (var zone in updateZones)
// int sliceCount = GetSliceCount(crt);
// for (int slice = 0; slice < sliceCount; slice++)
{
var zoneCenters = updateZones.Select(z => new Vector4(z.updateZoneCenter.x, z.updateZoneCenter.y, z.updateZoneCenter.z, 0)).ToList();
var zoneSizesAndRotation = updateZones.Select(z => new Vector4(z.updateZoneSize.x, z.updateZoneSize.y, z.updateZoneSize.z, z.rotation)).ToList();
var zonePrimitiveIDs = Enumerable.Range(0, updateZones.Count).Select(j => (float)j).ToList();// updateZones.Select(z => 0.0f).ToList();
int sliceCount = GetSliceCount(crt);
// Copy all the slices in case the texture is double buffered
if (zone.needSwap)
{
var doubleBuffer = crt.GetDoubleBufferRenderTexture();
if (doubleBuffer != null)
{
// For now, it's just a copy, once we actually do the swap of pointer, be careful to reset the Active Render Texture
for (int slice = 0; slice < sliceCount; slice++)
{
cmd.CopyTexture(doubleBuffer, slice, crt, slice);
}
}
}
// foreach (var zone in updateZones)
for (int slice = 0; slice < sliceCount; slice++)
{
RenderTexture renderTexture = crt.doubleBuffered ? crt.GetDoubleBufferRenderTexture() : crt;
cmd.SetRenderTarget(renderTexture, 0, (crt.dimension == TextureDimension.Cube) ? (CubemapFace)slice : 0, (crt.dimension == TextureDimension.Tex3D) ? slice : 0);
cmd.SetViewport(new Rect(0, 0, crt.width, crt.height));
block.SetVector(kCustomRenderTextureInfo, GetTextureInfos(crt, slice));
block.SetVector(kCustomRenderTextureParameters, GetTextureParameters(crt, slice));
if (textureSelf2D != null)
{
block.SetTexture(kSelf2D, textureSelf2D);
}
if (textureSelf3D != null)
{
block.SetTexture(kSelf3D, textureSelf3D);
}
if (textureSelfCube != null)
{
block.SetTexture(kSelfCube, textureSelfCube);
}
int passIndex = zone.passIndex == -1 ? 0 : zone.passIndex;
block.SetVectorArray(kUpdateDataCenters, zoneCenters);
block.SetVectorArray(kUpdateDataSizesAndRotation, zoneSizesAndRotation);
block.SetFloatArray(kUpdateDataPrimitiveIDs, zonePrimitiveIDs);
cmd.DrawProcedural(Matrix4x4.identity, crt.material, passIndex, MeshTopology.Triangles, 6 * updateZones.Count, 1, block);
}
}
}
needsUpdate.Remove(crt);
}
#if CUSTOM_TEXTURE_PROFILING
cmd.EndSample(sampler);
#endif
crt.IncrementUpdateCount();
}
}