45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
#include <stdlib.h>
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#include <stdio.h>
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#define GLAD_GL_IMPLEMENTATION // Necessary for headeronly version.
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#include <glad/gl.h>
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#include <GLFW/glfw3.h>
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const GLuint WIDTH = 800, HEIGHT = 600;
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void key_callback(GLFWwindow* window, int key, int scancode, int action, int mode) {
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if (key == GLFW_KEY_ESCAPE && action == GLFW_PRESS)
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glfwSetWindowShouldClose(window, GL_TRUE);
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}
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int main(void) {
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glfwInit();
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glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
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glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 2);
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glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
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GLFWwindow* window = glfwCreateWindow(WIDTH, HEIGHT, "[glad] GL with GLFW", NULL, NULL);
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glfwMakeContextCurrent(window);
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glfwSetKeyCallback(window, key_callback);
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int version = gladLoadGL(glfwGetProcAddress);
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printf("GL %d.%d\n", GLAD_VERSION_MAJOR(version), GLAD_VERSION_MINOR(version));
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while (!glfwWindowShouldClose(window)) {
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glfwPollEvents();
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glClearColor(0.7f, 0.9f, 0.1f, 1.0f);
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glClear(GL_COLOR_BUFFER_BIT);
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glfwSwapBuffers(window);
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}
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glfwTerminate();
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return 0;
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}
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