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Diffstat (limited to 'libs/glfw-3.3.8/tests/windows.c')
| -rw-r--r-- | libs/glfw-3.3.8/tests/windows.c | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/libs/glfw-3.3.8/tests/windows.c b/libs/glfw-3.3.8/tests/windows.c new file mode 100644 index 0000000..6669856 --- /dev/null +++ b/libs/glfw-3.3.8/tests/windows.c @@ -0,0 +1,174 @@ +//======================================================================== +// Simple multi-window test +// Copyright (c) Camilla Löwy <elmindreda@glfw.org> +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would +// be appreciated but is not required. +// +// 2. Altered source versions must be plainly marked as such, and must not +// be misrepresented as being the original software. +// +// 3. This notice may not be removed or altered from any source +// distribution. +// +//======================================================================== +// +// This test creates four windows and clears each in a different color +// +//======================================================================== + +#include <glad/gl.h> +#define GLFW_INCLUDE_NONE +#include <GLFW/glfw3.h> + +#include <stdio.h> +#include <stdlib.h> + +#include "getopt.h" + +static const char* titles[] = +{ + "Red", + "Green", + "Blue", + "Yellow" +}; + +static const struct +{ + float r, g, b; +} colors[] = +{ + { 0.95f, 0.32f, 0.11f }, + { 0.50f, 0.80f, 0.16f }, + { 0.f, 0.68f, 0.94f }, + { 0.98f, 0.74f, 0.04f } +}; + +static void usage(void) +{ + printf("Usage: windows [-h] [-b] [-f] \n"); + printf("Options:\n"); + printf(" -b create decorated windows\n"); + printf(" -f set focus on show off for all but first window\n"); + printf(" -h show this help\n"); +} + +static void error_callback(int error, const char* description) +{ + fprintf(stderr, "Error: %s\n", description); +} + +static void key_callback(GLFWwindow* window, int key, int scancode, int action, int mods) +{ + if (action != GLFW_PRESS) + return; + + switch (key) + { + case GLFW_KEY_SPACE: + { + int xpos, ypos; + glfwGetWindowPos(window, &xpos, &ypos); + glfwSetWindowPos(window, xpos, ypos); + break; + } + + case GLFW_KEY_ESCAPE: + glfwSetWindowShouldClose(window, GLFW_TRUE); + break; + } +} + +int main(int argc, char** argv) +{ + int i, ch; + int decorated = GLFW_FALSE; + int focusOnShow = GLFW_TRUE; + int running = GLFW_TRUE; + GLFWwindow* windows[4]; + + while ((ch = getopt(argc, argv, "bfh")) != -1) + { + switch (ch) + { + case 'b': + decorated = GLFW_TRUE; + break; + case 'f': + focusOnShow = GLFW_FALSE; + break; + case 'h': + usage(); + exit(EXIT_SUCCESS); + default: + usage(); + exit(EXIT_FAILURE); + } + } + + glfwSetErrorCallback(error_callback); + + if (!glfwInit()) + exit(EXIT_FAILURE); + + glfwWindowHint(GLFW_DECORATED, decorated); + glfwWindowHint(GLFW_VISIBLE, GLFW_FALSE); + + for (i = 0; i < 4; i++) + { + int left, top, right, bottom; + if (i) + glfwWindowHint(GLFW_FOCUS_ON_SHOW, focusOnShow); + + windows[i] = glfwCreateWindow(200, 200, titles[i], NULL, NULL); + if (!windows[i]) + { + glfwTerminate(); + exit(EXIT_FAILURE); + } + + glfwSetKeyCallback(windows[i], key_callback); + + glfwMakeContextCurrent(windows[i]); + gladLoadGL(glfwGetProcAddress); + glClearColor(colors[i].r, colors[i].g, colors[i].b, 1.f); + + glfwGetWindowFrameSize(windows[i], &left, &top, &right, &bottom); + glfwSetWindowPos(windows[i], + 100 + (i & 1) * (200 + left + right), + 100 + (i >> 1) * (200 + top + bottom)); + } + + for (i = 0; i < 4; i++) + glfwShowWindow(windows[i]); + + while (running) + { + for (i = 0; i < 4; i++) + { + glfwMakeContextCurrent(windows[i]); + glClear(GL_COLOR_BUFFER_BIT); + glfwSwapBuffers(windows[i]); + + if (glfwWindowShouldClose(windows[i])) + running = GLFW_FALSE; + } + + glfwWaitEvents(); + } + + glfwTerminate(); + exit(EXIT_SUCCESS); +} + |