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Merge remote-tracking branch 'refs/remotes/origin/master' into ShadowMapSupport

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sebastienlagarde 8 年前
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d2827571
共有 6 个文件被更改，包括 288 次插入 和 1173 次删除
  1. 1001
      Assets/ScriptableRenderLoop/fptl/FptlLighting.cs
  2. 277
      Assets/ScriptableRenderLoop/fptl/Internal-DeferredShading.shader
  3. 111
      Assets/ScriptableRenderLoop/fptl/LightingUtils.hlsl
  4. 5
      Assets/ScriptableRenderLoop/fptl/renderloopfptl.asset
  5. 58
      Assets/ScriptableRenderLoop/fptl/LightBoundsDebug.shader
  6. 9
      Assets/ScriptableRenderLoop/fptl/LightBoundsDebug.shader.meta

1001
Assets/ScriptableRenderLoop/fptl/FptlLighting.cs
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277
Assets/ScriptableRenderLoop/fptl/Internal-DeferredShading.shader
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Shader "Hidden/Internal-Obscurity" {
Properties {
_LightTexture0 ("", any) = "" {}
_ShadowMapTexture ("", any) = "" {}
_SrcBlend ("", Float) = 1
_DstBlend ("", Float) = 1
}
SubShader {
Pass
{
ZWrite Off
ZTest Always
Cull Off
Blend Off
//Blend [_SrcBlend] [_DstBlend]
CGPROGRAM
#pragma target 5.0
#pragma vertex vert
#pragma fragment frag
#pragma multi_compile USE_FPTL_LIGHTLIST USE_CLUSTERED_LIGHTLIST
#include "UnityLightingCommon.cginc"
float3 EvalMaterial(UnityLight light, UnityIndirect ind);
// uses the optimized single layered light list for opaques only
#ifdef USE_FPTL_LIGHTLIST
#define OPAQUES_ONLY
#endif
#include "TiledLightingTemplate.hlsl"
Texture2D _CameraDepthTexture;
Texture2D _CameraGBufferTexture0;
Texture2D _CameraGBufferTexture1;
Texture2D _CameraGBufferTexture2;
Texture2D _CameraGBufferTexture3;
struct v2f {
float4 vertex : SV_POSITION;
float2 texcoord : TEXCOORD0;
};
v2f vert (float4 vertex : POSITION, float2 texcoord : TEXCOORD0)
{
v2f o;
o.vertex = UnityObjectToClipPos(vertex);
o.texcoord = texcoord.xy;
return o;
}
struct StandardData
{
float3 specularColor;
float3 diffuseColor;
float3 normalWorld;
float smoothness;
float3 emission;
};
struct LocalDataBRDF
{
StandardData gbuf;
// extras
float oneMinusReflectivity;
float3 Vworld;
};
static LocalDataBRDF g_localParams;
StandardData UnityStandardDataFromGbuffer(float4 gbuffer0, float4 gbuffer1, float4 gbuffer2, float4 gbuffer3)
{
StandardData data;
data.normalWorld = normalize(2*gbuffer2.xyz-1);
data.smoothness = gbuffer1.a;
data.diffuseColor = gbuffer0.xyz; data.specularColor = gbuffer1.xyz;
float ao = gbuffer0.a;
data.emission = gbuffer3.xyz;
return data;
}
float3 EvalMaterial(UnityLight light, UnityIndirect ind)
{
StandardData data = g_localParams.gbuf;
return UNITY_BRDF_PBS(data.diffuseColor, data.specularColor, g_localParams.oneMinusReflectivity, data.smoothness, data.normalWorld, g_localParams.Vworld, light, ind);
}
half4 frag (v2f i) : SV_Target
{
uint2 pixCoord = ((uint2) i.vertex.xy);
float zbufDpth = FetchDepth(_CameraDepthTexture, pixCoord.xy).x;
float linDepth = GetLinearDepth(zbufDpth);
float3 vP = GetViewPosFromLinDepth(i.vertex.xy, linDepth);
float3 vPw = mul(g_mViewToWorld, float4(vP, 1)).xyz;
float3 Vworld = normalize(mul((float3x3) g_mViewToWorld, -vP).xyz); //unity_CameraToWorld
float4 gbuffer0 = _CameraGBufferTexture0.Load( uint3(pixCoord.xy, 0) );
float4 gbuffer1 = _CameraGBufferTexture1.Load( uint3(pixCoord.xy, 0) );
float4 gbuffer2 = _CameraGBufferTexture2.Load( uint3(pixCoord.xy, 0) );
float4 gbuffer3 = _CameraGBufferTexture3.Load( uint3(pixCoord.xy, 0) );
StandardData data = UnityStandardDataFromGbuffer(gbuffer0, gbuffer1, gbuffer2, gbuffer3);
g_localParams.gbuf = data;
g_localParams.oneMinusReflectivity = 1.0 - SpecularStrength(data.specularColor.rgb);
g_localParams.Vworld = Vworld;
uint numLightsProcessed = 0;
float3 c = data.emission + ExecuteLightList(numLightsProcessed, pixCoord, vP, vPw, Vworld);
//c = OverlayHeatMap(numLightsProcessed, c);
return float4(c,1.0);
}
ENDCG
}
}
Fallback Off
}
Shader "Hidden/Internal-Obscurity" {
Properties {
_LightTexture0 ("", any) = "" {}
_ShadowMapTexture ("", any) = "" {}
_SrcBlend ("", Float) = 1
_DstBlend ("", Float) = 1
}
SubShader {
Pass
{
ZWrite Off
ZTest Always
Cull Off
Blend Off
//Blend [_SrcBlend] [_DstBlend]
CGPROGRAM
#pragma target 5.0
#pragma vertex vert
#pragma fragment frag
#pragma multi_compile USE_FPTL_LIGHTLIST USE_CLUSTERED_LIGHTLIST
#pragma multi_compile __ ENABLE_DEBUG
#include "UnityLightingCommon.cginc"
float3 EvalMaterial(UnityLight light, UnityIndirect ind);
// uses the optimized single layered light list for opaques only
#ifdef USE_FPTL_LIGHTLIST
#define OPAQUES_ONLY
#endif
#include "TiledLightingTemplate.hlsl"
Texture2D _CameraDepthTexture;
Texture2D _CameraGBufferTexture0;
Texture2D _CameraGBufferTexture1;
Texture2D _CameraGBufferTexture2;
Texture2D _CameraGBufferTexture3;
struct v2f {
float4 vertex : SV_POSITION;
float2 texcoord : TEXCOORD0;
};
v2f vert (float4 vertex : POSITION, float2 texcoord : TEXCOORD0)
{
v2f o;
o.vertex = UnityObjectToClipPos(vertex);
o.texcoord = texcoord.xy;
return o;
}
struct StandardData
{
float3 specularColor;
float3 diffuseColor;
float3 normalWorld;
float smoothness;
float3 emission;
};
struct LocalDataBRDF
{
StandardData gbuf;
// extras
float oneMinusReflectivity;
float3 Vworld;
};
static LocalDataBRDF g_localParams;
StandardData UnityStandardDataFromGbuffer(float4 gbuffer0, float4 gbuffer1, float4 gbuffer2, float4 gbuffer3)
{
StandardData data;
data.normalWorld = normalize(2*gbuffer2.xyz-1);
data.smoothness = gbuffer1.a;
data.diffuseColor = gbuffer0.xyz; data.specularColor = gbuffer1.xyz;
float ao = gbuffer0.a;
data.emission = gbuffer3.xyz;
return data;
}
float3 EvalMaterial(UnityLight light, UnityIndirect ind)
{
StandardData data = g_localParams.gbuf;
return UNITY_BRDF_PBS(data.diffuseColor, data.specularColor, g_localParams.oneMinusReflectivity, data.smoothness, data.normalWorld, g_localParams.Vworld, light, ind);
}
half4 frag (v2f i) : SV_Target
{
uint2 pixCoord = ((uint2) i.vertex.xy);
float zbufDpth = FetchDepth(_CameraDepthTexture, pixCoord.xy).x;
float linDepth = GetLinearDepth(zbufDpth);
float3 vP = GetViewPosFromLinDepth(i.vertex.xy, linDepth);
float3 vPw = mul(g_mViewToWorld, float4(vP, 1)).xyz;
float3 Vworld = normalize(mul((float3x3) g_mViewToWorld, -vP).xyz); //unity_CameraToWorld
float4 gbuffer0 = _CameraGBufferTexture0.Load( uint3(pixCoord.xy, 0) );
float4 gbuffer1 = _CameraGBufferTexture1.Load( uint3(pixCoord.xy, 0) );
float4 gbuffer2 = _CameraGBufferTexture2.Load( uint3(pixCoord.xy, 0) );
float4 gbuffer3 = _CameraGBufferTexture3.Load( uint3(pixCoord.xy, 0) );
StandardData data = UnityStandardDataFromGbuffer(gbuffer0, gbuffer1, gbuffer2, gbuffer3);
g_localParams.gbuf = data;
g_localParams.oneMinusReflectivity = 1.0 - SpecularStrength(data.specularColor.rgb);
g_localParams.Vworld = Vworld;
uint numLightsProcessed = 0;
float3 c = data.emission + ExecuteLightList(numLightsProcessed, pixCoord, vP, vPw, Vworld);
#if ENABLE_DEBUG
c = OverlayHeatMap(pixCoord & 15, numLightsProcessed, c);
#endif
return float4(c,1.0);
}
ENDCG
}
}
Fallback Off
}

111
Assets/ScriptableRenderLoop/fptl/LightingUtils.hlsl
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float GetLinearDepth(float zDptBufSpace) // 0 is near 1 is far
{
// todo (simplify): m22 is zero and m23 is +1/-1 (depends on left/right hand proj)
float m22 = g_mInvScrProjection[2].z, m23 = g_mInvScrProjection[2].w;
// todo (simplify): m22 is zero and m23 is +1/-1 (depends on left/right hand proj)
float m22 = g_mInvScrProjection[2].z, m23 = g_mInvScrProjection[2].w;
return (m22*zDptBufSpace+m23) / (m32*zDptBufSpace+m33);
return (m22*zDptBufSpace+m23) / (m32*zDptBufSpace+m33);
//float3 vP = float3(0.0f,0.0f,zDptBufSpace);
//float4 v4Pres = mul(g_mInvScrProjection, float4(vP,1.0));

float3 OverlayHeatMap(uint numLights, float3 c)
{
/////////////////////////////////////////////////////////////////////
//
const float4 kRadarColors[12] =
{
float4(0.0,0.0,0.0,0.0), // black
float4(0.0,0.0,0.6,0.5), // dark blue
float4(0.0,0.0,0.9,0.5), // blue
float4(0.0,0.6,0.9,0.5), // light blue
float4(0.0,0.9,0.9,0.5), // cyan
float4(0.0,0.9,0.6,0.5), // blueish green
float4(0.0,0.9,0.0,0.5), // green
float4(0.6,0.9,0.0,0.5), // yellowish green
float4(0.9,0.9,0.0,0.5), // yellow
float4(0.9,0.6,0.0,0.5), // orange
float4(0.9,0.0,0.0,0.5), // red
float4(1.0,0.0,0.0,0.9) // strong red
};
float maxNrLightsPerTile = 31;
int nColorIndex = numLights==0 ? 0 : (1 + (int) floor(10 * (log2((float)numLights) / log2(maxNrLightsPerTile))) );
nColorIndex = nColorIndex<0 ? 0 : nColorIndex;
float4 col = nColorIndex>11 ? float4(1.0,1.0,1.0,1.0) : kRadarColors[nColorIndex];
return lerp(c, pow(col.xyz, 2.2), 0.3*col.w);
bool SampleDebugFont(int2 pixCoord, uint digit)
{
if (pixCoord.x < 0 || pixCoord.y < 0 || pixCoord.x >= 5 || pixCoord.y >= 9 || digit > 9)
return false;
#define PACK_BITS25(_x0,_x1,_x2,_x3,_x4,_x5,_x6,_x7,_x8,_x9,_x10,_x11,_x12,_x13,_x14,_x15,_x16,_x17,_x18,_x19,_x20,_x21,_x22,_x23,_x24) (_x0|(_x1<<1)|(_x2<<2)|(_x3<<3)|(_x4<<4)|(_x5<<5)|(_x6<<6)|(_x7<<7)|(_x8<<8)|(_x9<<9)|(_x10<<10)|(_x11<<11)|(_x12<<12)|(_x13<<13)|(_x14<<14)|(_x15<<15)|(_x16<<16)|(_x17<<17)|(_x18<<18)|(_x19<<19)|(_x20<<20)|(_x21<<21)|(_x22<<22)|(_x23<<23)|(_x24<<24))
#define _ 0
#define x 1
uint fontData[9][2] = {
PACK_BITS25(_,_,x,_,_, _,_,x,_,_, _,x,x,x,_, x,x,x,x,x, _,_,_,x,_), PACK_BITS25(x,x,x,x,x, _,x,x,x,_, x,x,x,x,x, _,x,x,x,_, _,x,x,x,_),
PACK_BITS25(_,x,_,x,_, _,x,x,_,_, x,_,_,_,x, _,_,_,_,x, _,_,_,x,_), PACK_BITS25(x,_,_,_,_, x,_,_,_,x, _,_,_,_,x, x,_,_,_,x, x,_,_,_,x),
PACK_BITS25(x,_,_,_,x, x,_,x,_,_, x,_,_,_,x, _,_,_,x,_, _,_,x,x,_), PACK_BITS25(x,_,_,_,_, x,_,_,_,_, _,_,_,x,_, x,_,_,_,x, x,_,_,_,x),
PACK_BITS25(x,_,_,_,x, _,_,x,_,_, _,_,_,_,x, _,_,x,_,_, _,x,_,x,_), PACK_BITS25(x,_,x,x,_, x,_,_,_,_, _,_,_,x,_, x,_,_,_,x, x,_,_,_,x),
PACK_BITS25(x,_,_,_,x, _,_,x,_,_, _,_,_,x,_, _,x,x,x,_, _,x,_,x,_), PACK_BITS25(x,x,_,_,x, x,x,x,x,_, _,_,x,_,_, _,x,x,x,_, _,x,x,x,x),
PACK_BITS25(x,_,_,_,x, _,_,x,_,_, _,_,x,_,_, _,_,_,_,x, x,_,_,x,_), PACK_BITS25(_,_,_,_,x, x,_,_,_,x, _,_,x,_,_, x,_,_,_,x, _,_,_,_,x),
PACK_BITS25(x,_,_,_,x, _,_,x,_,_, _,x,_,_,_, _,_,_,_,x, x,x,x,x,x), PACK_BITS25(_,_,_,_,x, x,_,_,_,x, _,x,_,_,_, x,_,_,_,x, _,_,_,_,x),
PACK_BITS25(_,x,_,x,_, _,_,x,_,_, x,_,_,_,_, x,_,_,_,x, _,_,_,x,_), PACK_BITS25(x,_,_,_,x, x,_,_,_,x, _,x,_,_,_, x,_,_,_,x, x,_,_,_,x),
PACK_BITS25(_,_,x,_,_, x,x,x,x,x, x,x,x,x,x, _,x,x,x,_, _,_,_,x,_), PACK_BITS25(_,x,x,x,_, _,x,x,x,_, _,x,_,_,_, _,x,x,x,_, _,x,x,x,_)
};
#undef _
#undef x
#undef PACK_BITS25
return (fontData[8 - pixCoord.y][digit >= 5] >> ((digit % 5) * 5 + pixCoord.x)) & 1;
}
bool SampleDebugFontNumber(int2 coord, uint number)
{
coord.y -= 4;
if (number <= 9)
{
return SampleDebugFont(coord - int2(6, 0), number);
}
else
{
return (SampleDebugFont(coord, number / 10) | SampleDebugFont(coord - int2(6, 0), number % 10));
}
}
float3 OverlayHeatMap(uint2 pixCoord, uint numLights, float3 c)
{
/////////////////////////////////////////////////////////////////////
//
const float4 kRadarColors[12] =
{
float4(0.0,0.0,0.0,0.0), // black
float4(0.0,0.0,0.6,0.5), // dark blue
float4(0.0,0.0,0.9,0.5), // blue
float4(0.0,0.6,0.9,0.5), // light blue
float4(0.0,0.9,0.9,0.5), // cyan
float4(0.0,0.9,0.6,0.5), // blueish green
float4(0.0,0.9,0.0,0.5), // green
float4(0.6,0.9,0.0,0.5), // yellowish green
float4(0.9,0.9,0.0,0.5), // yellow
float4(0.9,0.6,0.0,0.5), // orange
float4(0.9,0.0,0.0,0.5), // red
float4(1.0,0.0,0.0,0.9) // strong red
};
float maxNrLightsPerTile = 31;
int nColorIndex = numLights == 0 ? 0 : (1 + (int)floor(10 * (log2((float)numLights) / log2(maxNrLightsPerTile))));
nColorIndex = nColorIndex<0 ? 0 : nColorIndex;
float4 col = nColorIndex>11 ? float4(1.0, 1.0, 1.0, 1.0) : kRadarColors[nColorIndex];
int2 coord = pixCoord - int2(1, 1);
float3 color = lerp(c, pow(col.xyz, 2.2), 0.3*col.w);
if (SampleDebugFontNumber(coord, numLights)) // Shadow
color = 0.0f;
if (SampleDebugFontNumber(coord + 1, numLights)) // Text
color = 1.0f;
return color;
}

5
Assets/ScriptableRenderLoop/fptl/renderloopfptl.asset
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deferredReflectionShader: {fileID: 4800000, guid: 3899e06d641c2cb4cbff794df0da536b,
type: 3}
finalPassShader: {fileID: 4800000, guid: 5590f54ad211f594da4e687b698f2258, type: 3}
debugLightBoundsShader: {fileID: 4800000, guid: 33f2a444e9120d34396d41e40795d712,
type: 3}
buildScreenAABBShader: {fileID: 7200000, guid: e7a739144e735934b89a42a4b9d9e23c,
type: 3}
buildPerTileLightListShader: {fileID: 7200000, guid: f54ef7cb596a714488693ef9cdaf63fb,

EnableClustered: 0
enableClustered: 0
enableDrawLightBoundsDebug: 1

58
Assets/ScriptableRenderLoop/fptl/LightBoundsDebug.shader
查看文件


// Final compositing pass, just does gamma conversion for now.
Shader "Hidden/LightBoundsDebug"
{
Properties { }
SubShader {
Pass {
ZTest Always
Cull Off
ZWrite Off
Blend SrcAlpha One
CGPROGRAM
#pragma vertex vert
#pragma fragment frag
#pragma target 5.0
#include "UnityCG.cginc"
#include "LightDefinitions.cs.hlsl"
StructuredBuffer<SFiniteLightBound> g_data : register(t0);
float4 vert(uint globalIndex : SV_VertexID) : SV_POSITION
{
uint lightIndex = globalIndex / 36;
uint localIndex = globalIndex - lightIndex * 36;
uint faceIndex = localIndex / 6;
uint vertexIndex = localIndex - faceIndex * 6;
int remapTrisToQuad[6] = { 0,1,2,2,3,0 }; // Remap tri indices to quad indices: 012345->012230
vertexIndex = remapTrisToQuad[vertexIndex];
uint faces[6][4] = {
{0, 2, 6, 4}, //-x
{1, 5, 7, 3}, //+x
{0, 4, 5, 1}, //-y
{2, 3, 7, 6}, //+y
{0, 1, 3, 2}, //-z
{4, 6, 7, 5}, //+z
};
SFiniteLightBound lightData = g_data[lightIndex];
uint coordIndex = faces[faceIndex][vertexIndex];
float3 coord = float3((coordIndex & 1) ? 1.0f : -1.0f, (coordIndex & 2) ? 1.0f : -1.0f, (coordIndex & 4) ? 1.0f : -1.0f);
coord.xy *= (coordIndex >= 4) ? lightData.scaleXY : float2(1, 1);
float3 viewPos = lightData.center + coord.x * lightData.boxAxisX.xyz + coord.y * lightData.boxAxisY.xyz + coord.z * -lightData.boxAxisZ.xyz;
return UnityViewToClipPos(viewPos);
}
fixed4 frag() : SV_Target
{
return float4(1.0f, 0.5f, 0.3f, 0.1f);
}
ENDCG
}
}
Fallback Off
}

9
Assets/ScriptableRenderLoop/fptl/LightBoundsDebug.shader.meta
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fileFormatVersion: 2
guid: 33f2a444e9120d34396d41e40795d712
timeCreated: 1477309800
licenseType: Pro
ShaderImporter:
defaultTextures: []
userData:
assetBundleName:
assetBundleVariant:
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