51 lines
1.3 KiB
C++
51 lines
1.3 KiB
C++
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#include <gearlib.h>
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#include <opengl.h>
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bool gl_initialized = false;
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void init_gl(int major, int minor) {
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if(!glfwInit()) {
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printf("[GLFW] Failed to initialize\n");
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exit(-1);
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} else {
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printf("[GLFW] Initialized successfully\n");
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}
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glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, major);
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glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, minor);
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glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
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printf("[OPENGL] Using OpenGL %d.%d\n", major, minor);
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gl_initialized = true;
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}
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Window create_window(int width, int height, const char* title) {
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if(!gl_initialized) init_gl(4, 6);
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Window window = glfwCreateWindow(width, height, title, NULL, NULL);
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if(!window) {
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printf("[GLFW] Failed to create window\n");
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glfwTerminate();
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exit(-1);
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} else {
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printf("[GLFW] Window created successfully\n");
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}
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glfwMakeContextCurrent(window);
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glfwSetFramebufferSizeCallback(window, framebuffer_size_callback);
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if (!gladLoadGL((GLADloadfunc)glfwGetProcAddress)) {
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printf("[GLAD] Failed to initialize\n");
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exit(-1);
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} else {
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printf("[GLAD] Initialized successfully\n");
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}
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glViewport(0, 0, width, height);
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glEnable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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return window;
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}
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