mirror of
https://github.com/thepigeongenerator/mcaselector-lite.git
synced 2025-12-17 09:35:46 +01:00
75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
// Copyright (c) 2025 Quinn
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// Licensed under the MIT Licence. See LICENSE for details
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#include "window.h"
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#include <glad/gl.h>
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#include <GLFW/glfw3.h>
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#include <assert.h>
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#include "../error.h"
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#include "input.h"
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#include "render.h"
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// macros for ease of access
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#define WIN_NAME "MCA Selector Lite"
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#define WIN_DEFAULT_WIDTH 640
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#define WIN_DEFAULT_HEIGHT 480
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static GLFWwindow *win = NULL;
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int window_init(void) {
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#ifndef NDEBUG
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glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GLFW_TRUE);
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#endif
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// initialize the window
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glfwWindowHint(GLFW_RESIZABLE, GLFW_TRUE);
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glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
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glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
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glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); // sets the profile to "core", so old, deprecated functions are disabled.
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glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GLFW_TRUE);
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glfwWindowHint(GLFW_RED_BITS, 8);
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glfwWindowHint(GLFW_GREEN_BITS, 8);
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glfwWindowHint(GLFW_BLUE_BITS, 8);
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glfwWindowHint(GLFW_ALPHA_BITS, 0);
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win = glfwCreateWindow(WIN_DEFAULT_WIDTH, WIN_DEFAULT_HEIGHT, WIN_NAME, NULL, NULL);
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if (!win) return 1;
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// setup OpenGL for the window
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glfwMakeContextCurrent(win);
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if (!gladLoadGL(glfwGetProcAddress)) return 1;
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glfwSwapInterval(1); // wait 1 screen update for a redraw a.k.a. "vsync". (not really applicable in this case but eh)
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// configure callbacks
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glfwSetKeyCallback(win, key_callback);
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// print the OpenGL version information
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debug(
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"version info:\n"
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"\tvendor: %s\n"
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"\trenderer: %s\n"
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"\tversion: %s\n"
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"\tshading lang: %s\n",
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glGetString(GL_VENDOR),
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glGetString(GL_RENDERER),
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glGetString(GL_VERSION),
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glGetString(GL_SHADING_LANGUAGE_VERSION));
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return 0;
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}
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void window_loop(void) {
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assert(win != NULL);
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render_init();
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while (!glfwWindowShouldClose(win)) {
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glfwWaitEvents(); // wait till an update has been given
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render_update(win);
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glfwSwapBuffers(win);
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}
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glfwDestroyWindow(win);
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}
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