Justin Marshall
106 lines
2.9 KiB
C++
106 lines
2.9 KiB
C++
#pragma once
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#include "idlib/math/vector.h"
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class idDeclRibbon;
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class idMaterial;
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class idRenderModelBeam;
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enum ribbonState_t : int {
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RIBBON_ACTIVE = 0,
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RIBBON_DEACTIVATING = 1,
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RIBBON_INACTIVE = 2
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};
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struct idRibbonParameters {
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const idMaterial* material;
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int duration;
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float maxLength;
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float fadeInFraction;
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float fadeOutFraction;
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idVec3 gravity;
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idVec3 velocity;
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float startWidth;
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float endWidth;
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idVec4 color;
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bool viewOriented;
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bool reorientNodes;
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bool textureRepeat;
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bool textureRepeatStretch;
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float textureTMin;
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float textureTMax;
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float nodeSubdivision;
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float minNodeDistance;
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float helixRotationScale;
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float helixRadius;
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float helixVelocity;
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idVec2 helixDistortion0;
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idVec2 helixDistortion1;
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float turbulenceFrequency;
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float turbulenceMagnitude;
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float turbulenceVelocity;
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idVec4 turbulenceMagic;
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};
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class alignas(4) idRibbon {
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public:
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static constexpr int MAX_NODES = 128;
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struct ribbonNode_t {
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idVec3 origin;
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idVec3 origin2;
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idVec3 velocity;
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idVec3 orientVec;
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idVec4 color;
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int spawnTime;
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float nodeLength;
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};
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explicit idRibbon(const idDeclRibbon* decl);
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void StartRibbon(int time, const idVec3& origin);
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void StopRibbon() {
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if (ribbonState == RIBBON_ACTIVE) ribbonState = RIBBON_DEACTIVATING;
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}
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void UpdatePosition(int currentTime, const idVec3& origin,
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const idMat3& axis, const idVec3& velocity, const idVec4& color);
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void UpdatePosition(int currentTime, const idVec3& origin,
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const idVec3& origin2, const idMat3& axis,
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const idVec3& velocity, const idVec4& color);
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void UpdateGeometry(int currentTime, idRenderModelBeam* beamModel,
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const idMat3& viewAxis, const idVec3& viewOrigin);
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void RemoveOldNodes(int currentTime);
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int GetRemainingTime(int currentTime) const;
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ribbonState_t ribbonState;
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idVec3 spawnOrg;
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int spawnTime;
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int numActiveNodes;
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int currHeadIdx;
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float startVariance;
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int prevTime;
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idVec3 prevOrigin;
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idVec3 prevOrigin2;
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const idDeclRibbon* ribbonDecl;
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idVec4 globalColor;
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ribbonNode_t ribbonNodes[MAX_NODES];
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bool explicitDefineBothEdges;
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private:
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void ResetNodes();
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void AddNode(int currentTime, const idVec3& origin,
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const idVec3& origin2, const idMat3& axis,
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const idVec3& velocity, const idVec4& color);
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void CalcTurbulence(const idVec3& origin, const idMat3& axis,
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idVec3& turbulence) const;
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void CalcHelix(int currentTime, const idVec3& origin,
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const idMat3& axis, const idVec3& velocity, idVec3& helix) const;
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};
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static_assert(sizeof(idRibbon::ribbonNode_t) == 72,
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"Recovered ribbon node ABI changed");
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#if defined(_WIN32) && !defined(_WIN64)
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static_assert(sizeof(idRibbon) == 9300,
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"Recovered idRibbon ABI changed");
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#endif
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