mirror of https://github.com/AxioDL/metaforce.git
217 lines
9.3 KiB
C++
217 lines
9.3 KiB
C++
#ifndef __URDE_CFLUIDPLANECPU_HPP__
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#define __URDE_CFLUIDPLANECPU_HPP__
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#include "CFluidPlane.hpp"
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#include "CRipple.hpp"
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#include "Graphics/Shaders/CFluidPlaneShader.hpp"
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namespace urde
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{
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class CFluidUVMotion;
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class CFluidPlaneCPU final : public CFluidPlane
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{
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class CTurbulence
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{
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float x0_speed;
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float x4_distance;
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float x8_freqMax;
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float xc_freqMin;
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float x10_phaseMax;
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float x14_phaseMin;
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float x18_amplitudeMax;
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float x1c_amplitudeMin;
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std::unique_ptr<float[]> x20_table; // x140
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u32 x24_tableCount = 0; // x144
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float x28_heightSelPitch = 0.f; // x148
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float x2c_ooTurbSpeed; // x14c
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float x30_ooTurbDistance; // x150
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bool x34_hasTurbulence = false; // x154
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public:
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CTurbulence(float speed, float distance, float freqMax, float freqMin,
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float phaseMax, float phaseMin, float amplitudeMax, float amplitudeMin);
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float GetHeight(float sel) const { return x20_table[(x24_tableCount - 1) & int(sel * x28_heightSelPitch)]; }
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float GetOODistance() const { return x30_ooTurbDistance; }
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float GetOOSpeed() const { return x2c_ooTurbSpeed; }
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bool HasTurbulence() const { return x34_hasTurbulence; }
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};
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CAssetId xa0_texIdBumpMap;
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CAssetId xa4_texIdEnvMap;
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CAssetId xa8_texIdEnvBumpMap;
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CAssetId xac_texId4;
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std::experimental::optional<TLockedToken<CTexture>> xb0_bumpMap;
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std::experimental::optional<TLockedToken<CTexture>> xc0_envMap;
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std::experimental::optional<TLockedToken<CTexture>> xd0_envBumpMap;
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std::experimental::optional<TLockedToken<CTexture>> xe0_lightmap;
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zeus::CVector3f xf0_bumpLightDir;
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float xfc_bumpScale;
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float x100_tileSize;
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int x104_tileSubdivisions;
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float x108_rippleResolution;
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float x10c_specularMin;
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float x110_specularMax;
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float x114_reflectionBlend;
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float x118_reflectionSize;
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float x11c_unitsPerLightmapTexel;
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CTurbulence x120_turbulence;
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u32 m_maxVertCount;
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mutable std::vector<CFluidPlaneShader::Vertex> m_verts;
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mutable std::experimental::optional<CFluidPlaneShader> m_shader;
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mutable bool m_cachedDoubleLightmapBlend;
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mutable bool m_cachedAdditive;
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public:
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CFluidPlaneCPU(CAssetId texPattern1, CAssetId texPattern2, CAssetId texColor, CAssetId bumpMap, CAssetId envMap, CAssetId envBumpMap,
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CAssetId lightMap, float unitsPerLightmapTexel, float tileSize, u32 tileSubdivisions,
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EFluidType fluidType, float alpha, const zeus::CVector3f& bumpLightDir, float bumpScale,
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const CFluidUVMotion& mot, float turbSpeed, float turbDistance, float turbFreqMax,
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float turbFreqMin, float turbPhaseMax, float turbPhaseMin, float turbAmplitudeMax,
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float turbAmplitudeMin, float specularMin, float specularMax, float reflectionBlend,
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float reflectionSize, float rippleIntensity, u32 maxVertCount);
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void CreateRipple(const CRipple& ripple, CStateManager& mgr);
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void CalculateLightmapMatrix(const zeus::CTransform& areaXf, const zeus::CTransform& xf,
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const zeus::CAABox& aabb, zeus::CMatrix4f& mtxOut) const;
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CFluidPlaneShader::RenderSetupInfo RenderSetup(const CStateManager& mgr, float, const zeus::CTransform& xf,
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const zeus::CTransform& areaXf, const zeus::CAABox& aabb,
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const CScriptWater* water) const;
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void Render(const CStateManager& mgr, float alpha, const zeus::CAABox& aabb, const zeus::CTransform& xf,
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const zeus::CTransform& areaXf, bool noNormals, const zeus::CFrustum& frustum,
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const std::experimental::optional<CRippleManager>& rippleManager, TUniqueId waterId,
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const bool* gridFlags, u32 gridDimX, u32 gridDimY, const zeus::CVector3f& areaCenter) const;
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float GetReflectionBlend() const { return x114_reflectionBlend; }
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float GetSpecularMax() const { return x110_specularMax; }
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float GetSpecularMin() const { return x10c_specularMin; }
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float GetReflectionSize() const { return x118_reflectionSize; }
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float GetBumpScale() const { return xfc_bumpScale; }
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bool HasBumpMap() const { return xb0_bumpMap.operator bool(); }
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const CTexture& GetBumpMap() const { return **xb0_bumpMap; }
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bool HasEnvMap() const { return xc0_envMap.operator bool(); }
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const CTexture& GetEnvMap() const { return **xc0_envMap; }
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bool HasEnvBumpMap() const { return xd0_envBumpMap.operator bool(); }
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const CTexture& GetEnvBumpMap() const { return **xd0_envBumpMap; }
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bool HasLightMap() const { return xe0_lightmap.operator bool(); }
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const CTexture& GetLightMap() const { return **xe0_lightmap; }
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const zeus::CVector3f& GetBumpLightDir() const { return xf0_bumpLightDir; }
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float GetTileSize() const { return x100_tileSize; }
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int GetTileSubdivisions() const { return x104_tileSubdivisions; }
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float GetRippleResolution() const { return x108_rippleResolution; }
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float GetTurbulenceHeight(float sel) const { return x120_turbulence.GetHeight(sel); }
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float GetOOTurbulenceDistance() const { return x120_turbulence.GetOODistance(); }
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float GetOOTurbulenceSpeed() const { return x120_turbulence.GetOOSpeed(); }
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bool HasTurbulence() const { return x120_turbulence.HasTurbulence(); }
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};
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class CFluidPlaneCPURender
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{
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public:
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enum class NormalMode
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{
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None,
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NoNormals,
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Normals,
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NBT
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};
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static int numTilesInHField;
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static int numSubdivisionsInTile;
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static int numSubdivisionsInHField;
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struct SPatchInfo
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{
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u8 x0_xSubdivs, x1_ySubdivs;
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zeus::CVector2f x4_localMin, xc_globalMin;
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float x14_tileSize;
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float x18_rippleResolution;
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float x1c_tileHypRadius;
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float x20_ooTileSize;
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float x24_ooRippleResolution;
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u16 x28_tileX;
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u16 x2a_gridDimX;
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u16 x2c_gridDimY;
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u16 x2e_tileY;
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const bool* x30_gridFlags;
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u8 x34_redShift;
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u8 x35_greenShift;
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u8 x36_blueShift;
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NormalMode x37_normalMode;
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float x38_wavecapIntensityScale;
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public:
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SPatchInfo(const zeus::CVector3f& localMin, const zeus::CVector3f& localMax, const zeus::CVector3f& pos,
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float rippleResolution, float tileSize, float wavecapIntensityScale, int numSubdivisionsInHField,
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NormalMode normalMode, int redShift, int greenShift, int blueShift, u32 tileX, u32 gridDimX,
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u32 gridDimY, u32 tileY, const bool* gridFlags)
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{
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x0_xSubdivs = std::min(s16((localMax.x - localMin.x) / rippleResolution + 1.f - FLT_EPSILON) + 2,
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numSubdivisionsInHField + 2);
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x1_ySubdivs = std::min(s16((localMax.y - localMin.y) / rippleResolution + 1.f - FLT_EPSILON) + 2,
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numSubdivisionsInHField + 2);
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float tileHypRadius = tileSize * tileSize * 2 * 0.25f;
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x4_localMin.x = localMin.x;
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x4_localMin.y = localMin.y;
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xc_globalMin = x4_localMin + zeus::CVector2f(pos.x, pos.y);
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x14_tileSize = tileSize;
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x18_rippleResolution = rippleResolution;
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if (tileHypRadius != 0.f)
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tileHypRadius = std::sqrt(tileHypRadius);
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x1c_tileHypRadius = tileHypRadius;
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x20_ooTileSize = 1.f / x14_tileSize;
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x24_ooRippleResolution = 1.f / x18_rippleResolution;
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x28_tileX = u16(tileX);
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x2a_gridDimX = u16(gridDimX);
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x2c_gridDimY = u16(gridDimY);
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x2e_tileY = u16(tileY);
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x30_gridFlags = gridFlags;
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x34_redShift = u8(redShift);
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x35_greenShift = u8(greenShift);
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x36_blueShift = u8(blueShift);
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x37_normalMode = normalMode;
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x38_wavecapIntensityScale = wavecapIntensityScale;
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}
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};
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struct SRippleInfo
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{
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const CRipple& x0_ripple;
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int x4_fromX;
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int x8_toX;
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int xc_fromY;
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int x10_toY;
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int x14_gfromX;
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int x18_gtoX;
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int x1c_gfromY;
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int x20_gtoY;
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public:
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SRippleInfo(const CRipple& ripple, int fromX, int toX, int fromY, int toY)
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: x0_ripple(ripple), x14_gfromX(fromX), x18_gtoX(toX), x1c_gfromY(fromY), x20_gtoY(toY) {}
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};
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struct SHFieldSample
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{
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float height;
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s8 nx;
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s8 ny;
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s8 nz;
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u8 wavecapIntensity;
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zeus::CVector3f MakeNormal() const { return {nx / 63.f, ny / 63.f, nz / 63.f}; }
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zeus::CVector3f MakeBinormal() const { return {nx / 63.f, nz / 63.f, -ny / 63.f}; }
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zeus::CVector3f MakeTangent() const { return {nz / 63.f, ny / 63.f, -nx / 63.f}; }
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zeus::CColor MakeColor(const CFluidPlaneCPURender::SPatchInfo& info) const
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{
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return {(wavecapIntensity >> info.x34_redShift) / 255.f,
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(wavecapIntensity >> info.x35_greenShift) / 255.f,
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(wavecapIntensity >> info.x36_blueShift) / 255.f};
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}
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};
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};
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void RenderPatch(const CFluidPlaneCPURender::SPatchInfo& info,
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const CFluidPlaneCPURender::SHFieldSample (&heights)[45][45],
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const u8 (&flags)[9][9], bool noRipples, bool flagIs1,
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std::vector<CFluidPlaneShader::Vertex>& vOut);
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}
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#endif // __URDE_CFLUIDPLANECPU_HPP__
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