155 lines
4.6 KiB
C++
155 lines
4.6 KiB
C++
#pragma once
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#include "RenderPass.h"
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namespace Seele {
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class WaterRenderer {
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public:
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WaterRenderer(Gfx::PGraphics graphics, PScene scene, Gfx::PDescriptorLayout viewParamsLayout);
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~WaterRenderer();
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void beginFrame();
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Gfx::ORenderCommand render(Gfx::PDescriptorSet viewParamsSet);
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void setViewport(Gfx::PViewport viewport, Gfx::PRenderPass renderPass);
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private:
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float jonswapAlpha(float fetch, float windSpeed) const;
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float jonswapPeakFrequency(float fetch, float windSpeed) const;
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void updateFFTDescriptor();
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void updateMaterialDescriptor();
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Gfx::PGraphics graphics;
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PScene scene;
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Gfx::ODescriptorLayout computeLayout;
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Gfx::PDescriptorSet computeSet;
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Gfx::OPipelineLayout pipelineLayout;
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Gfx::OComputeShader initSpectrumCS;
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Gfx::PComputePipeline initSpectrum;
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Gfx::OComputeShader packSpectrumConjugateCS;
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Gfx::PComputePipeline packSpectrumConjugate;
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Gfx::OComputeShader updateSpectrumForFFTCS;
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Gfx::PComputePipeline updateSpectrumForFFT;
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Gfx::OComputeShader horizontalFFTCS;
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Gfx::PComputePipeline horizontalFFT;
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Gfx::OComputeShader verticalFFTCS;
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Gfx::PComputePipeline verticalFFT;
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Gfx::OComputeShader assembleMapsCS;
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Gfx::PComputePipeline assembleMaps;
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struct SpectrumParameters {
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float scale;
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float angle;
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float spreadBlend;
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float swell;
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float alpha;
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float peakOmega;
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float gamma;
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float shortWavesFade;
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};
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StaticArray<SpectrumParameters, 8> spectrums;
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struct DisplaySpectrumSettings {
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float scale = 1;
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float windSpeed = 1;
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float windDirection = 0;
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float fetch = 1;
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float spreadBlend = 1;
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float swell = 1;
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float peakEnhancement = 1;
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float shortWavesFade = 1;
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};
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StaticArray<DisplaySpectrumSettings, 8> displaySpectrums;
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struct ComputeParams {
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float frameTime = 0.0f;
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float deltaTime = 0.0f;
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float gravity = 9.81f;
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float repeatTime = 200.0f;
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float depth = 20.0f;
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float lowCutoff = 0.0001f;
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float highCutoff = 9000.0f;
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int seed = 1;
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Vector2 lambda = Vector2(1, 1);
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uint32 N = 1024;
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// Layer 1
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uint32 lengthScale1 = 94;
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// Layer 2
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uint32 lengthScale2 = 128;
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// Layer 3
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uint32 lengthScale3 = 64;
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// Layer 4
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uint32 lengthScale4 = 32;
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float foamBias = 0.85f;
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float foamDecayRate = 0.0175f;
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float foamAdd = 0.1f;
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float foamThreshold = 0.0f;
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} params;
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float speed = 1.0f;
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float displacementDepthFalloff = 1.0f;
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uint32 logN;
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uint32 threadGroupsX;
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uint32 threadGroupsY;
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Gfx::OUniformBuffer paramsBuffer;
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Gfx::OTexture2D spectrumTextures, initialSpectrumTextures, displacementTextures;
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Gfx::OTexture2D slopeTextures;
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Gfx::OTexture2D boyancyData;
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Gfx::OShaderBuffer spectrumBuffer;
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Gfx::OSampler linearRepeatSampler;
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struct MaterialParams {
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Vector sunDirection = Vector(-5, 0.6186, 5);
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float displacementDepthAttenuation = 1;
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float foamSubtract0 = 0.04f;
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float foamSubtract1 = -0.04f;
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float foamSubtract2 = -0.46f;
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float foamSubtract3 = -0.38f;
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float tile1 = 0.01f;
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float tile2 = 3.0f;
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float tile3 = 3.0f;
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float tile4 = 0.13f;
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float normalStrength = 1;
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float foamDepthAttenuation = 1;
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float normalDepthAttenuation = 1;
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float roughness = 0.075f;
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Vector sunIrradiance = Vector(0.9921, 0.9058, 0.5450);
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float foamRoughnessModifier = 0;
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Vector scatterColor = Vector(0.016f, 0.0735f, 0.16f);
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float environmentLightStrength = 0.5f;
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Vector bubbleColor = Vector(0, 0.02f, 0.016f);
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float heightModifier = 1;
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float bubbleDensity = 1;
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float wavePeakScatterStrength = 1;
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float scatterStrength = 1;
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float scatterShadowStrength = 0.5f;
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uint32 contributeDisplacement1 = true;
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uint32 contributeDisplacement2 = false;
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uint32 contributeDisplacement3 = false;
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uint32 contributeDisplacement4 = false;
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Vector foamColor = Vector(0.6f, 0.5568f, 0.492f);
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} materialParams;
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// Water
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Gfx::OUniformBuffer materialUniforms;
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Gfx::PTextureCube skyBox;
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Gfx::OShaderBuffer waterTiles;
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Gfx::OTaskShader waterTask;
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Gfx::OMeshShader waterMesh;
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Gfx::OFragmentShader waterFragment;
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Gfx::ODescriptorLayout materialLayout;
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Gfx::PDescriptorSet materialSet;
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Gfx::OPipelineLayout waterLayout;
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Gfx::PGraphicsPipeline waterPipeline;
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Gfx::PViewport viewport;
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};
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DEFINE_REF(WaterRenderer)
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} |