glfw/tests/windows.c

118 lines
3.2 KiB
C
Raw Normal View History

2010-09-09 22:31:22 +00:00
//========================================================================
// Simple multi-window test
// Copyright (c) Camilla Berglund <elmindreda@elmindreda.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 <GLFW/glfw3.h>
2010-09-09 22:31:22 +00:00
#include <stdio.h>
#include <stdlib.h>
2014-04-24 05:57:33 +00:00
static const char* titles[4] =
2010-09-09 22:36:18 +00:00
{
"Foo",
"Bar",
"Baz",
"Quux"
};
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 (key == GLFW_KEY_SPACE && action == GLFW_PRESS)
{
int xpos, ypos;
glfwGetWindowPos(window, &xpos, &ypos);
glfwSetWindowPos(window, xpos, ypos);
}
}
2010-09-09 22:31:22 +00:00
int main(void)
{
int i;
GLboolean running = GL_TRUE;
GLFWwindow* windows[4];
2010-09-09 22:31:22 +00:00
glfwSetErrorCallback(error_callback);
2010-09-09 22:31:22 +00:00
if (!glfwInit())
2010-09-09 22:36:52 +00:00
exit(EXIT_FAILURE);
2010-09-09 22:31:22 +00:00
glfwWindowHint(GLFW_VISIBLE, GL_FALSE);
2010-09-09 22:31:22 +00:00
for (i = 0; i < 4; i++)
{
int left, top, right, bottom;
2012-09-27 19:37:36 +00:00
windows[i] = glfwCreateWindow(200, 200, titles[i], NULL, NULL);
2010-09-09 22:31:22 +00:00
if (!windows[i])
{
glfwTerminate();
exit(EXIT_FAILURE);
}
glfwSetKeyCallback(windows[i], key_callback);
glfwMakeContextCurrent(windows[i]);
2011-10-04 22:46:56 +00:00
glClearColor((GLclampf) (i & 1),
(GLclampf) (i >> 1),
2012-08-12 11:37:12 +00:00
i ? 0.f : 1.f,
0.f);
glfwGetWindowFrameSize(windows[i], &left, &top, &right, &bottom);
glfwSetWindowPos(windows[i],
100 + (i & 1) * (200 + left + right),
100 + (i >> 1) * (200 + top + bottom));
2010-09-09 22:31:22 +00:00
}
for (i = 0; i < 4; i++)
glfwShowWindow(windows[i]);
2010-09-09 22:31:22 +00:00
while (running)
{
for (i = 0; i < 4; i++)
{
glfwMakeContextCurrent(windows[i]);
2010-09-09 22:31:22 +00:00
glClear(GL_COLOR_BUFFER_BIT);
glfwSwapBuffers(windows[i]);
if (glfwWindowShouldClose(windows[i]))
running = GL_FALSE;
2010-09-09 22:31:22 +00:00
}
glfwPollEvents();
}
glfwTerminate();
exit(EXIT_SUCCESS);
}