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还原水插件

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This commit is contained in:
BobSong
2026-03-05 00:14:42 +08:00
parent 0de35591e7
commit e82f2ea6b7
270 changed files with 2773 additions and 12445 deletions
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114
Packages/com.waveharmonic.crest/Runtime/Shaders/Data/ShapeCombine.compute
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@@ -1,19 +1,21 @@
// Crest Water System
// Copyright © 2024 Wave Harmonic. All rights reserved.
#pragma exclude_renderers glcore gles3
// Compute shader to perform combine of displacements. Reads and writes to texture array which saves
// needing to do ping pong of render targets. Unfortunately reading/writing float4s is not supported
// on pre-DX11.3 hardware (aka typed UAV loads), so this path is not the default, for now..
#pragma kernel CrestShapeCombineAnimatedWaves
#pragma kernel CrestShapeCopyAnimatedWaves
#pragma kernel CrestShapeCombineDynamicWaves d_CombineDynamicWaves
#pragma multi_compile_local _ d_Combine
#pragma multi_compile_local _ d_DynamicWaves
#pragma multi_compile_local _ d_Flow
#if d_CombineDynamicWaves
#define d_DynamicWaves 1
#endif
#pragma kernel ShapeCombine
#pragma kernel ShapeCombine_DISABLE_COMBINE _DISABLE_COMBINE
#pragma kernel ShapeCombine_FLOW_ON _FLOW_ON
#pragma kernel ShapeCombine_FLOW_ON_DISABLE_COMBINE _FLOW_ON _DISABLE_COMBINE
#pragma kernel ShapeCombine_DYNAMIC_WAVE_SIM_ON _DYNAMIC_WAVE_SIM_ON
#pragma kernel ShapeCombine_DYNAMIC_WAVE_SIM_ON_DISABLE_COMBINE _DYNAMIC_WAVE_SIM_ON _DISABLE_COMBINE
#pragma kernel ShapeCombine_FLOW_ON_DYNAMIC_WAVE_SIM_ON _FLOW_ON _DYNAMIC_WAVE_SIM_ON
#pragma kernel ShapeCombine_FLOW_ON_DYNAMIC_WAVE_SIM_ON_DISABLE_COMBINE _FLOW_ON _DYNAMIC_WAVE_SIM_ON _DISABLE_COMBINE
#pragma kernel ShapeCombineDynamicWaves
#pragma kernel ShapeCombineDynamicWaves_DISABLE_COMBINE _DISABLE_COMBINE
#pragma kernel ShapeCombineCopyDynamicWaves
#include "HLSLSupport.cginc"
@@ -28,10 +30,11 @@ float _Crest_DisplaceClamp;
Texture2DArray _Crest_WaveBuffer;
RWTexture2DArray<float4> _Crest_Target;
RWTexture2DArray<float4> _Crest_DynamicWavesTarget;
RWTexture2DArray<float4> _Crest_AnimatedWavesTarget;
m_CrestNameSpace
#if d_Flow
void Flow(const float texel, out float2 offsets, out float2 weights)
{
const float period = max(3.0 * texel, 1.0);
@@ -41,9 +44,7 @@ void Flow(const float texel, out float2 offsets, out float2 weights)
if (weights.x > 1.0) weights.x = 2.0 - weights.x;
weights.y = 1.0 - weights.x;
}
#endif
#if d_Combine
void SampleDisplacementsCompute(
in RWTexture2DArray<float4> i_dispSampler,
in float i_resolution, in float3 i_uv_slice,
@@ -81,11 +82,10 @@ void SampleDisplacementsCompute(
io_worldPos += i_wt * dataLerped.xyz;
}
#endif
void ShapeCombine(uint3 id)
void ShapeCombineBase(uint3 id)
{
const uint slice0 = id.z;
const uint slice0 = _Crest_LodIndex;
const Cascade cascade = Cascade::MakeAnimatedWaves(slice0);
const float3 uv = cascade.IDToUV(id.xy);
@@ -93,25 +93,23 @@ void ShapeCombine(uint3 id)
float3 result = 0.0;
#if !d_CombineDynamicWaves
// Sample in waves for this cascade.
{
#if d_Flow
#if _FLOW_ON
const half2 flow = Cascade::MakeFlow(slice0).SampleFlow(positionWSXZ);
float2 offsets, weights;
Flow(cascade._Texel, offsets, weights);
result += cascade.SampleAnimatedWavesOverflow(_Crest_WaveBuffer, positionWSXZ - offsets.x * flow, 1.0).xyz * weights.x;
result += cascade.SampleAnimatedWavesOverflow(_Crest_WaveBuffer, positionWSXZ - offsets.y * flow, 1.0).xyz * weights.y;
result += cascade.Sample(_Crest_WaveBuffer, positionWSXZ - offsets[0] * flow).xyz * weights[0];
result += cascade.Sample(_Crest_WaveBuffer, positionWSXZ - offsets[1] * flow).xyz * weights[1];
#else
result += _Crest_WaveBuffer[id].xyz;
#endif
result += cascade.Sample(_Crest_WaveBuffer, uv).xyz;
#endif // _FLOW_ON
}
#endif
// Disabled for last LOD.
#if d_Combine
#if !_DISABLE_COMBINE
{
const Cascade cascade = Cascade::MakeAnimatedWaves(slice0 + 1);
// Sample the shape 1 texture at this world position.
@@ -121,37 +119,61 @@ void ShapeCombine(uint3 id)
}
#endif
#if d_DynamicWaves
#if _DYNAMIC_WAVE_SIM_ON
{
// Convert dynamic wave sim to displacements.
result += Cascade::MakeDynamicWaves(slice0)
.SampleDynamicWavesDisplacement(positionWSXZ, _Crest_HorizontalDisplace, _Crest_DisplaceClamp);
}
#endif
#endif // _DYNAMIC_WAVE_SIM_ON
_Crest_Target[id] = float4(result, 0.0);
}
void ShapeCombineAnimatedWaves(uint3 id)
{
id.z = _Crest_LodIndex;
ShapeCombine(id);
}
void ShapeCopyAnimatedWaves(uint3 id)
{
ShapeCombine(id);
_Crest_Target[uint3(id.xy, slice0)] = float4(result, 0.0);
}
void ShapeCombineDynamicWaves(uint3 id)
{
// We are combining from the target which matches the Animated Waves descriptor.
id.z = _Crest_LodIndex;
ShapeCombine(id);
const uint slice0 = _Crest_LodIndex;
const Cascade cascade = Cascade::MakeAnimatedWaves(slice0);
const float3 uv = cascade.IDToUV(id.xy);
const float2 positionWSXZ = cascade.UVToWorld(uv);
float3 result = 0.0;
// Disabled for last LOD.
#if !_DISABLE_COMBINE
{
// We are sampling from the target which matches Animated Waves descriptor.
const Cascade cascade = Cascade::MakeAnimatedWaves(slice0 + 1);
const float3 uv = cascade.WorldToUV(positionWSXZ);
// Waves to combine down from the next lod up the chain.
SampleDisplacementsCompute(_Crest_DynamicWavesTarget, cascade._Resolution, uv, 1.0, result);
}
#endif
{
// We are sampling from Dynamic Waves.
const Cascade cascade = Cascade::MakeDynamicWaves(slice0);
const float3 uv = cascade.WorldToUV(positionWSXZ);
result += cascade.SampleDynamicWavesDisplacement(uv, _Crest_HorizontalDisplace, _Crest_DisplaceClamp);
}
_Crest_DynamicWavesTarget[uint3(id.xy, slice0)] = float4(result, 0.0);
}
void ShapeCombineCopyDynamicWaves(uint3 id)
{
_Crest_AnimatedWavesTarget[id] += _Crest_DynamicWavesTarget[id];
}
m_CrestNameSpaceEnd
m_CrestKernelDefault(ShapeCombineAnimatedWaves)
m_CrestKernelDefault(ShapeCopyAnimatedWaves)
m_CrestKernelDefault(ShapeCombineDynamicWaves)
[numthreads(THREAD_GROUP_SIZE_X, THREAD_GROUP_SIZE_Y, 1)] void ShapeCombine(uint3 id : SV_DispatchThreadID) { m_Crest::ShapeCombineBase(id); }
[numthreads(THREAD_GROUP_SIZE_X, THREAD_GROUP_SIZE_Y, 1)] void ShapeCombine_DISABLE_COMBINE(uint3 id : SV_DispatchThreadID) { m_Crest::ShapeCombineBase(id); }
[numthreads(THREAD_GROUP_SIZE_X, THREAD_GROUP_SIZE_Y, 1)] void ShapeCombine_FLOW_ON(uint3 id : SV_DispatchThreadID) { m_Crest::ShapeCombineBase(id); }
[numthreads(THREAD_GROUP_SIZE_X, THREAD_GROUP_SIZE_Y, 1)] void ShapeCombine_FLOW_ON_DISABLE_COMBINE(uint3 id : SV_DispatchThreadID) { m_Crest::ShapeCombineBase(id); }
[numthreads(THREAD_GROUP_SIZE_X, THREAD_GROUP_SIZE_Y, 1)] void ShapeCombine_DYNAMIC_WAVE_SIM_ON(uint3 id : SV_DispatchThreadID) { m_Crest::ShapeCombineBase(id); }
[numthreads(THREAD_GROUP_SIZE_X, THREAD_GROUP_SIZE_Y, 1)] void ShapeCombine_DYNAMIC_WAVE_SIM_ON_DISABLE_COMBINE(uint3 id : SV_DispatchThreadID) { m_Crest::ShapeCombineBase(id); }
[numthreads(THREAD_GROUP_SIZE_X, THREAD_GROUP_SIZE_Y, 1)] void ShapeCombine_FLOW_ON_DYNAMIC_WAVE_SIM_ON(uint3 id : SV_DispatchThreadID) { m_Crest::ShapeCombineBase(id); }
[numthreads(THREAD_GROUP_SIZE_X, THREAD_GROUP_SIZE_Y, 1)] void ShapeCombine_FLOW_ON_DYNAMIC_WAVE_SIM_ON_DISABLE_COMBINE(uint3 id : SV_DispatchThreadID) { m_Crest::ShapeCombineBase(id); }
[numthreads(THREAD_GROUP_SIZE_X, THREAD_GROUP_SIZE_Y, 1)] void ShapeCombineDynamicWaves(uint3 id : SV_DispatchThreadID) { m_Crest::ShapeCombineDynamicWaves(id); }
[numthreads(THREAD_GROUP_SIZE_X, THREAD_GROUP_SIZE_Y, 1)] void ShapeCombineDynamicWaves_DISABLE_COMBINE(uint3 id : SV_DispatchThreadID) { m_Crest::ShapeCombineDynamicWaves(id); }
[numthreads(THREAD_GROUP_SIZE_X, THREAD_GROUP_SIZE_Y, 1)] void ShapeCombineCopyDynamicWaves(uint3 id : SV_DispatchThreadID) { m_Crest::ShapeCombineCopyDynamicWaves(id); }