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Merge pull request #669 from EvgeniiG/master

Factor out TilePass.hlsl
/namespace
GitHub 7 年前
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60b4f09e
共有 4 个文件被更改,包括 118 次插入102 次删除
  1. 98
      ScriptableRenderPipeline/HDRenderPipeline/Lighting/LightLoop/LightLoop.hlsl
  2. 13
      ScriptableRenderPipeline/HDRenderPipeline/Lighting/Lighting.hlsl
  3. 100
      ScriptableRenderPipeline/HDRenderPipeline/Lighting/LightLoop/TilePass.hlsl
  4. 9
      ScriptableRenderPipeline/HDRenderPipeline/Lighting/LightLoop/TilePass.hlsl.meta

98
ScriptableRenderPipeline/HDRenderPipeline/Lighting/LightLoop/LightLoop.hlsl


// LightLoop
// ----------------------------------------------------------------------------
#include "TilePass.hlsl"
void ApplyDebug(LightLoopContext lightLoopContext, float3 positionWS, inout float3 diffuseLighting, inout float3 specularLighting)
{
#ifdef DEBUG_DISPLAY

}
}
#endif
}
#ifdef LIGHTLOOP_TILE_PASS
// Calculate the offset in global light index light for current light category
int GetTileOffset(PositionInputs posInput, uint lightCategory)
{
uint2 tileIndex = posInput.tileCoord;
return (tileIndex.y + lightCategory * _NumTileFtplY) * _NumTileFtplX + tileIndex.x;
}
void GetCountAndStartTile(PositionInputs posInput, uint lightCategory, out uint start, out uint lightCount)
{
const int tileOffset = GetTileOffset(posInput, lightCategory);
// The first entry inside a tile is the number of light for lightCategory (thus the +0)
lightCount = g_vLightListGlobal[DWORD_PER_TILE * tileOffset + 0] & 0xffff;
start = tileOffset;
}
#ifdef USE_FPTL_LIGHTLIST
uint GetTileSize()
{
return TILE_SIZE_FPTL;
}
void GetCountAndStart(PositionInputs posInput, uint lightCategory, out uint start, out uint lightCount)
{
GetCountAndStartTile(posInput, lightCategory, start, lightCount);
}
uint FetchIndex(uint tileOffset, uint lightIndex)
{
const uint lightIndexPlusOne = lightIndex + 1; // Add +1 as first slot is reserved to store number of light
// Light index are store on 16bit
return (g_vLightListGlobal[DWORD_PER_TILE * tileOffset + (lightIndexPlusOne >> 1)] >> ((lightIndexPlusOne & 1) * DWORD_PER_TILE)) & 0xffff;
}
#elif defined(USE_CLUSTERED_LIGHTLIST)
#include "ClusteredUtils.hlsl"
uint GetTileSize()
{
return TILE_SIZE_CLUSTERED;
}
void GetCountAndStartCluster(PositionInputs posInput, uint lightCategory, out uint start, out uint lightCount)
{
uint2 tileIndex = posInput.tileCoord;
float logBase = g_fClustBase;
if (g_isLogBaseBufferEnabled)
{
logBase = g_logBaseBuffer[tileIndex.y * _NumTileClusteredX + tileIndex.x];
}
int clustIdx = SnapToClusterIdxFlex(posInput.linearDepth, logBase, g_isLogBaseBufferEnabled != 0);
int nrClusters = (1 << g_iLog2NumClusters);
const int idx = ((lightCategory * nrClusters + clustIdx) * _NumTileClusteredY + tileIndex.y) * _NumTileClusteredX + tileIndex.x;
uint dataPair = g_vLayeredOffsetsBuffer[idx];
start = dataPair & 0x7ffffff;
lightCount = (dataPair >> 27) & 31;
}
void GetCountAndStart(PositionInputs posInput, uint lightCategory, out uint start, out uint lightCount)
{
GetCountAndStartCluster(posInput, lightCategory, start, lightCount);
}
uint FetchIndex(uint tileOffset, uint lightIndex)
{
return g_vLightListGlobal[tileOffset + lightIndex];
}
#endif // USE_FPTL_LIGHTLIST
#else
uint GetTileSize()
{
return 1;
}
#endif // LIGHTLOOP_TILE_PASS
LightData FetchLight(uint start, uint i)
{
#ifdef LIGHTLOOP_TILE_PASS
int j = FetchIndex(start, i);
#else
int j = start + i;
#endif
return _LightDatas[j];
}
// bakeDiffuseLighting is part of the prototype so a user is able to implement a "base pass" with GI and multipass direct light (aka old unity rendering path)

13
ScriptableRenderPipeline/HDRenderPipeline/Lighting/Lighting.hlsl


#include "../Lighting/LightLoop/LightLoopDef.hlsl"
#endif
// Shadow use samling function define in header above and must be include before Material.hlsl
#include "../Material/Material.hlsl"
#ifndef UNITY_MATERIAL_VOLUMETRIC
// Shadow use sampling function define in header above and must be include before Material.hlsl
#include "../Material/Material.hlsl"
// LightLoop use evaluation BSDF function for light type define in Material.hlsl
#if defined(LIGHTLOOP_SINGLE_PASS) || defined(LIGHTLOOP_TILE_PASS)
#include "../Lighting/LightLoop/LightLoop.hlsl"
// LightLoop use evaluation BSDF function for light type define in Material.hlsl
#if defined(LIGHTLOOP_SINGLE_PASS) || defined(LIGHTLOOP_TILE_PASS)
#include "../Lighting/LightLoop/LightLoop.hlsl"
#endif
#endif // UNITY_LIGHTING_INCLUDED

100
ScriptableRenderPipeline/HDRenderPipeline/Lighting/LightLoop/TilePass.hlsl


#ifndef UNITY_TILE_PASS_INCLUDED
#define UNITY_TILE_PASS_INCLUDED
#ifdef LIGHTLOOP_TILE_PASS
// Calculate the offset in global light index light for current light category
int GetTileOffset(PositionInputs posInput, uint lightCategory)
{
uint2 tileIndex = posInput.tileCoord;
return (tileIndex.y + lightCategory * _NumTileFtplY) * _NumTileFtplX + tileIndex.x;
}
void GetCountAndStartTile(PositionInputs posInput, uint lightCategory, out uint start, out uint lightCount)
{
const int tileOffset = GetTileOffset(posInput, lightCategory);
// The first entry inside a tile is the number of light for lightCategory (thus the +0)
lightCount = g_vLightListGlobal[DWORD_PER_TILE * tileOffset + 0] & 0xffff;
start = tileOffset;
}
#ifdef USE_FPTL_LIGHTLIST
uint GetTileSize()
{
return TILE_SIZE_FPTL;
}
void GetCountAndStart(PositionInputs posInput, uint lightCategory, out uint start, out uint lightCount)
{
GetCountAndStartTile(posInput, lightCategory, start, lightCount);
}
uint FetchIndex(uint tileOffset, uint lightIndex)
{
const uint lightIndexPlusOne = lightIndex + 1; // Add +1 as first slot is reserved to store number of light
// Light index are store on 16bit
return (g_vLightListGlobal[DWORD_PER_TILE * tileOffset + (lightIndexPlusOne >> 1)] >> ((lightIndexPlusOne & 1) * DWORD_PER_TILE)) & 0xffff;
}
#elif defined(USE_CLUSTERED_LIGHTLIST)
#include "ClusteredUtils.hlsl"
uint GetTileSize()
{
return TILE_SIZE_CLUSTERED;
}
void GetCountAndStartCluster(PositionInputs posInput, uint lightCategory, out uint start, out uint lightCount)
{
uint2 tileIndex = posInput.tileCoord;
float logBase = g_fClustBase;
if (g_isLogBaseBufferEnabled)
{
logBase = g_logBaseBuffer[tileIndex.y * _NumTileClusteredX + tileIndex.x];
}
int clustIdx = SnapToClusterIdxFlex(posInput.linearDepth, logBase, g_isLogBaseBufferEnabled != 0);
int nrClusters = (1 << g_iLog2NumClusters);
const int idx = ((lightCategory * nrClusters + clustIdx) * _NumTileClusteredY + tileIndex.y) * _NumTileClusteredX + tileIndex.x;
uint dataPair = g_vLayeredOffsetsBuffer[idx];
start = dataPair & 0x7ffffff;
lightCount = (dataPair >> 27) & 31;
}
void GetCountAndStart(PositionInputs posInput, uint lightCategory, out uint start, out uint lightCount)
{
GetCountAndStartCluster(posInput, lightCategory, start, lightCount);
}
uint FetchIndex(uint tileOffset, uint lightIndex)
{
return g_vLightListGlobal[tileOffset + lightIndex];
}
#endif // USE_FPTL_LIGHTLIST
#else
uint GetTileSize()
{
return 1;
}
#endif // LIGHTLOOP_TILE_PASS
LightData FetchLight(uint start, uint i)
{
#ifdef LIGHTLOOP_TILE_PASS
int j = FetchIndex(start, i);
#else
int j = start + i;
#endif
return _LightDatas[j];
}
#endif // UNITY_TILE_PASS_INCLUDED

9
ScriptableRenderPipeline/HDRenderPipeline/Lighting/LightLoop/TilePass.hlsl.meta


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