i think i broke somthing
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37
OpenGL/texture.cpp
Normal file
37
OpenGL/texture.cpp
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#include "texture.h"
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#include "stb_image.h"
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#include <cassert>
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#include <iostream>
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Texture::Texture(std::string fileName) {
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int width, height, numComponents;
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unsigned char* imageData = stbi_load(fileName.c_str(), &width, &height, &numComponents, 4);
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if (imageData == NULL)
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std::cout << "Loading failed for texture: " << fileName << std::endl;
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glGenTextures(1, &m_texture);
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glBindTexture(GL_TEXTURE_2D, m_texture);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
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glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, imageData);
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stbi_image_free(imageData);
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std::cout << "Loaded texture: " << fileName << std::endl;
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}
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void Texture::Bind(unsigned int unit) {
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assert(unit >= 0 && unit <= 31);
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glActiveTexture(GL_TEXTURE0 + unit);
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glBindTexture(GL_TEXTURE_2D, m_texture);
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}
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Texture::~Texture() {
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glDeleteTextures(1, &m_texture);
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}
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