Justin Marshall
111 lines
3.5 KiB
C++
111 lines
3.5 KiB
C++
#include "gamelib/effects/lasersight.h"
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#include <algorithm>
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void GameLib_DrawLaserBeam(idRenderModelBeam* beamModel,
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const idMaterial* material, const idVec3& start,
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const idVec3& end, float halfWidth, unsigned char alpha);
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int GameLib_CreateLaserDecal(idRenderModelDecal* decalModel,
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const idMaterial* material, int startTime, float size, float depth,
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bool quad);
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void GameLib_RemoveLaserDecal(idRenderModelDecal* decalModel, int handle);
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void GameLib_UpdateLaserDecal(idRenderModelDecal* decalModel, int handle,
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const idVec3& position, const idMat3& axis, float sizeScale);
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idLaserBeam::idLaserBeam()
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: material(nullptr)
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, height(1.0f) {
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}
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void idLaserBeam::Update(idRenderModelBeam* const beamEffects,
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const idVec3& startPos, const idVec3& endPos, const float fade) {
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if (beamEffects == nullptr) {
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return;
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}
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const int alpha = static_cast<int>(fade * 255.9f);
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GameLib_DrawLaserBeam(beamEffects, material, startPos, endPos,
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height * 0.5f, static_cast<unsigned char>(
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(std::max)(0, (std::min)(255, alpha))));
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}
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idLaserSight::idLaserSight()
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: initialized(false)
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, hidden(false)
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, laserBeam()
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, laserEndPoint{nullptr, 1.0f, 8.0f, -1, false}
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, beamEffects(nullptr)
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, decalEffects(nullptr)
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, fadeInDuration(1.0f)
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, fadeOutDuration(1.0f) {
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}
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idLaserSight::~idLaserSight() {
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Shutdown();
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beamEffects = nullptr;
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decalEffects = nullptr;
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}
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void idLaserSight::Init(idRenderModelBeam* const beamEffects_,
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idRenderModelDecal* const decalEffects_,
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const idMaterial* const laserBeamMtr, const float laserBeamHeight,
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const idMaterial* const laserPointMtr, const float laserPointSize,
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const float laserPointDepth, const float fadeIn, const float fadeOut,
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const bool isQuad) {
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beamEffects = beamEffects_;
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decalEffects = decalEffects_;
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laserBeam.material = laserBeamMtr;
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laserBeam.height = laserBeamHeight;
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laserEndPoint.material = laserPointMtr;
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laserEndPoint.size = laserPointSize;
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laserEndPoint.depth = laserPointDepth;
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laserEndPoint.quad = isQuad;
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laserEndPoint.handle = -1;
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fadeInDuration = fadeIn;
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fadeOutDuration = fadeOut;
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initialized = true;
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hidden = false;
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}
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void idLaserSight::Shutdown() {
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initialized = false;
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if (decalEffects != nullptr && laserEndPoint.handle != -1) {
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GameLib_RemoveLaserDecal(decalEffects, laserEndPoint.handle);
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laserEndPoint.handle = -1;
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}
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}
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void idLaserSight::Show(const int startTime) {
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if (!initialized || !hidden) {
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return;
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}
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hidden = false;
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if (decalEffects != nullptr && laserEndPoint.material != nullptr) {
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laserEndPoint.handle = GameLib_CreateLaserDecal(decalEffects,
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laserEndPoint.material, startTime, laserEndPoint.size,
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laserEndPoint.depth, laserEndPoint.quad);
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}
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}
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void idLaserSight::Hide() {
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if (!initialized || hidden) {
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return;
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}
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hidden = true;
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if (decalEffects != nullptr && laserEndPoint.handle != -1) {
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GameLib_RemoveLaserDecal(decalEffects, laserEndPoint.handle);
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laserEndPoint.handle = -1;
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}
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}
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void idLaserSight::Update(const idVec3& startPos, const idVec3& endPos,
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const idMat3& axis, const float sizeScale, const float fade) {
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if (hidden) {
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return;
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}
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laserBeam.Update(beamEffects, startPos, endPos, fade);
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if (decalEffects != nullptr && laserEndPoint.handle != -1) {
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GameLib_UpdateLaserDecal(decalEffects, laserEndPoint.handle,
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endPos, axis, sizeScale * fade);
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}
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}
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