93 lines
2.1 KiB
C++
93 lines
2.1 KiB
C++
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#include "Engine.h"
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void Core::Engine::initRandomGenerator(std::default_random_engine gen, std::uniform_int_distribution<> distr) {
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this->gen = gen;
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this->distr = distr;
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}
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std::vector<glm::vec3> Core::Engine::genBubbleKeyPoints() {
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float random1 = this->distr(this->gen);
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float random2 = this->distr(this->gen);
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std::vector<glm::vec3> bubbleKeyPoints({
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glm::vec3(random1 , -this->skyboxVerticeParameter, random2),
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glm::vec3(random1 , this->skyboxVerticeParameter, random2)
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}
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);
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return bubbleKeyPoints;
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};
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void Core::Engine::generateBubbleArray() {
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for (int i = 0; i < 300; i++) {
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this->bubbleArray[i] = this->genBubbleKeyPoints();
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}
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}
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void Core::Engine::generateObjectArray() {
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std::uniform_int_distribution<> distr(-64, 64);
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for (int i = 0; i < 200; i++) {
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int random1 = distr(this->gen);
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int random2 = distr(this->gen);
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float height = -this->skyboxVerticeParameter + this->terrain.heightTable[abs(random1)][abs(random2)] + 15;
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this->objectArray[i] = glm::vec3(random1, height, random2) * glm::vec3(3, 1, 3);
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}
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}
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void Core::Engine::generateObjectSize() {
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std::uniform_real_distribution<> distr(0.1f, 0.25f);
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for (int i = 0; i < 200; i++) {
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float random = distr(this->gen);
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objectSize.push_back(random);
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}
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}
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void Core::Engine::generateObjectRotation() {
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std::uniform_real_distribution<> distr(0.0f, 360.0f);
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for (int i = 0; i < 200; i++) {
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float random = distr(this->gen);
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objectRotation.push_back(random);
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}
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}
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void Core::Engine::initBubbles() {
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this->generateBubbleArray();
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}
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std::vector<glm::vec3> Core::Engine::parse(std::string filename) {
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std::ifstream data(filename);
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std::string line;
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std::vector<glm::vec3> result;
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while (std::getline(data, line))
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{
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std::stringstream lineStream(line);
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std::string cell;
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glm::vec3 row;
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int i = 0;
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while (std::getline(lineStream, cell, ','))
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{
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switch (i % 3) {
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case 0:
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row.x = std::stof(cell);
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break;
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case 1:
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row.y = std::stof(cell);
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break;
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case 2:
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row.z = std::stof(cell);
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break;
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default:
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break;
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}
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i += 1;
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}
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result.push_back(row);
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}
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return result;
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}
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