45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
#include "FluidMediumManager.h"
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#include "Color.h"
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#include "FluidMediumInterface.h"
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#include "SoftwareRenderer.h"
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FluidMediumManager::FluidMediumManager(SoftwareRenderer *renderer) : renderer(renderer) {
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}
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FluidMediumManager::~FluidMediumManager() {
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}
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void FluidMediumManager::clearMedia() {
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media.clear();
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}
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void FluidMediumManager::registerMedium(FluidMediumInterface *medium) {
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media.push_back(medium);
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}
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Color FluidMediumManager::applyTraversal(const Vector3 &eye, const Vector3 &location, const Color &color) const {
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// Collect potential segments
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SpaceSegment ray(eye, location);
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int max_segments = media.size();
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FluidMediumSegment *segments;
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segments = new FluidMediumSegment[max_segments];
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getTraversedMedia(segments, ray, max_segments);
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delete[] segments;
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return color;
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}
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int FluidMediumManager::getTraversedMedia(FluidMediumSegment segments[], const SpaceSegment &ray,
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int max_segments) const {
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int added = 0;
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for (auto &medium : media) {
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SpaceSegment ray_inter(ray);
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if (added < max_segments and medium->checkInfluence(ray_inter)) {
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// The medium intersect with the ray
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segments[added++] = {medium, ray_inter};
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}
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}
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return added;
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}
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