65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
#include "Renderer.hpp"
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#include "../world/materials.hpp"
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#include "../control/Camera.hpp"
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Renderer::Renderer(const Renderer::options& options) {
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glGenVertexArrays(1, &VertexArrayID);
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glBindVertexArray(VertexArrayID);
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MainPass = new MainProgram(options.main);
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SkyPass = new SkyProgram();
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SkyEnable = options.skybox;
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FogColor = glm::vec3(options.clear_color.x, options.clear_color.y, options.clear_color.z);
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loadTextures(options.textures, options.mipMapLOD);
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}
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Renderer::~Renderer() {
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unloadTextures();
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delete MainPass;
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delete SkyPass;
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glDeleteVertexArrays(1, &VertexArrayID);
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}
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PassContext Renderer::getPass() {
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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return PassContext(this, MainPass);
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}
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void Renderer::postProcess() {
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if(SkyEnable) {
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SkyPass->draw(this);
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}
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}
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void Renderer::reloadShaders(const MainProgram::options& options) {
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delete MainPass;
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MainPass = new MainProgram(options);
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}
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void Renderer::reloadTextures(const std::string& texturePath, float mipMapLOD) {
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unloadTextures();
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loadTextures(texturePath, mipMapLOD);
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}
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void Renderer::unloadTextures() {
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glDeleteTextures(1, &HOSAtlas);
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glDeleteTextures(1, &NormalAtlas);
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glDeleteTextures(1, &TextureAtlas);
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}
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void Renderer::loadTextures(const std::string& texturePath, float mipMapLOD) {
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std::vector<std::string> terrainTextures;
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for(const auto texture: materials::textures) {
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terrainTextures.push_back(texturePath + "/terrain/" + texture);
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}
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TextureAtlas = Program::loadTextureArray(terrainTextures, "", mipMapLOD);
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NormalAtlas = Program::loadTextureArray(terrainTextures, ".nrm", mipMapLOD);
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HOSAtlas = Program::loadTextureArray(terrainTextures, ".hos", mipMapLOD);
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Skybox = Program::loadTextureCube(texturePath + "/sky/Space_tray");
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}
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void Renderer::lookFrom(const Camera& camera) {
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ProjectionMatrix = camera.getProjectionMatrix();
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ViewMatrix = camera.getViewMatrix();
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FogDepth = camera.getDepth();
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} |