mirror of
https://github.com/glfw/glfw.git
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6fadf37bda
Replaced the GLFW_SHOULD_CLOSE window parameter with the glfwWindowShouldClose and glfwSetWindowShouldClose functions, allowing the setting of the close flag from any point in the program.
99 lines
2.6 KiB
C
99 lines
2.6 KiB
C
//========================================================================
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// Simple multi-window test
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// Copyright (c) Camilla Berglund <elmindreda@elmindreda.org>
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would
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// be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such, and must not
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// be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source
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// distribution.
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//
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//========================================================================
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//
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// This test creates four windows and clears each in a different color
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//
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//========================================================================
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#include <GL/glfw3.h>
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#include <stdio.h>
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#include <stdlib.h>
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static const char* titles[] =
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{
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"Foo",
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"Bar",
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"Baz",
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"Quux"
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};
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static void error_callback(int error, const char* description)
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{
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fprintf(stderr, "Error: %s\n", description);
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}
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int main(void)
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{
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int i;
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GLboolean running = GL_TRUE;
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GLFWwindow* windows[4];
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glfwSetErrorCallback(error_callback);
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if (!glfwInit())
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exit(EXIT_FAILURE);
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glfwWindowHint(GLFW_VISIBLE, GL_FALSE);
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for (i = 0; i < 4; i++)
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{
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windows[i] = glfwCreateWindow(200, 200, titles[i], NULL, NULL);
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if (!windows[i])
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{
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glfwTerminate();
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exit(EXIT_FAILURE);
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}
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glfwMakeContextCurrent(windows[i]);
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glClearColor((GLclampf) (i & 1),
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(GLclampf) (i >> 1),
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i ? 0.f : 1.f,
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0.f);
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glfwSetWindowPos(windows[i], 100 + (i & 1) * 300, 100 + (i >> 1) * 300);
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glfwShowWindow(windows[i]);
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}
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while (running)
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{
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for (i = 0; i < 4; i++)
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{
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glfwMakeContextCurrent(windows[i]);
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glClear(GL_COLOR_BUFFER_BIT);
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glfwSwapBuffers(windows[i]);
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if (glfwWindowShouldClose(windows[i]))
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running = GL_FALSE;
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}
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glfwPollEvents();
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}
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glfwTerminate();
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exit(EXIT_SUCCESS);
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}
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