52 lines
1.1 KiB
C++
52 lines
1.1 KiB
C++
#include "all_includes.hh"
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TerrainQuad::TerrainQuad(Quad _c, bool _addTrees) : Chose(), c(_c), addTrees(_addTrees) {
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addEntropy(c);
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}
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bool TerrainQuad::split() {
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if (!addTrees) return false;
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addChild(new TerrainQuad(c, false));
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int maxNArbres = std::min(10, (int)(c.surface() / (7.f*7.f*100.f*100.f)));
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Vertex p[maxNArbres];
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int pi = 0;
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int nArbres = hash2(seed, -1) % (maxNArbres + 1);
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for (int essai = 0; essai < nArbres * 2 && pi < nArbres; essai++) {
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p[pi] = c.insetProportionnal(0.7).randomPoint(seed, essai);
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bool success = true;
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for (int j = 0; j < pi; j++) {
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if (Segment(p[j], p[pi]).length() < 3 * 100) {
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success = false;
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break;
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}
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}
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if (success) pi++;
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}
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for (int i = 0; i < pi; i++) {
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addChild(new Arbre(p[i], c));
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}
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return true;
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}
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void TerrainQuad::getBoundingBoxPoints() {
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addBBPoints(c);
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}
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void TerrainQuad::triangulation() {
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addGPUQuad(c, Couleurs::herbe);
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}
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TerrainTri::TerrainTri(Triangle _c) : Chose(), c(_c) {
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addEntropy(c);
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}
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void TerrainTri::getBoundingBoxPoints() {
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addBBPoints(c);
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}
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void TerrainTri::triangulation() {
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addGPUTriangle(c, Couleurs::herbe);
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}
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