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Added simple silly stupid test.

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This commit is contained in:
Camilla Berglund 2012-08-12 15:05:18 +02:00
parent 14abb3c15d
commit 5b95715bb1
2 changed files with 100 additions and 1 deletions
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5
tests/CMakeLists.txt
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@ -14,6 +14,8 @@ include_directories(${GLFW_SOURCE_DIR}/include
set(GETOPT ${GLFW_SOURCE_DIR}/support/getopt.h
${GLFW_SOURCE_DIR}/support/getopt.c)
set(TINYCTHREAD ${GLFW_SOURCE_DIR}/support/tinycthread.h
${GLFW_SOURCE_DIR}/support/tinycthread.c)
add_executable(clipboard clipboard.c ${GETOPT})
add_executable(defaults defaults.c)
@ -27,6 +29,7 @@ add_executable(joysticks joysticks.c)
add_executable(modes modes.c ${GETOPT})
add_executable(peter peter.c)
add_executable(reopen reopen.c)
add_executable(threads threads.c ${TINYCTHREAD})
add_executable(accuracy WIN32 MACOSX_BUNDLE accuracy.c)
set_target_properties(accuracy PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Accuracy")
@ -45,7 +48,7 @@ set_target_properties(windows PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Windows")
set(WINDOWS_BINARIES accuracy sharing tearing title windows)
set(CONSOLE_BINARIES clipboard defaults events fsaa fsfocus gamma glfwinfo
iconify joysticks modes peter reopen)
iconify joysticks modes peter reopen threads)
if (MSVC)
# Tell MSVC to use main instead of WinMain for Windows subsystem executables

96
tests/threads.c Normal file
View File

@ -0,0 +1,96 @@
//========================================================================
// Multithreading 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 is intended to verify whether the OpenGL context part of
// the GLFW API is able to be used from multiple threads
//
//========================================================================
#include <GL/glfw3.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "tinycthread.h"
static GLboolean running = GL_TRUE;
static int thread_start(void* data)
{
GLFWwindow window = (GLFWwindow) data;
glfwMakeContextCurrent(window);
glfwSwapInterval(1);
while (running)
{
const float red = (float) sin(glfwGetTime()) / 2.f + 0.5f;
glClearColor(red, 0.f, 0.f, 0.f);
glClear(GL_COLOR_BUFFER_BIT);
glfwSwapBuffers(window);
}
glfwMakeContextCurrent(NULL);
return 0;
}
int main(void)
{
int result;
GLFWwindow window;
thrd_t thread;
if (!glfwInit())
{
fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
exit(EXIT_FAILURE);
}
window = glfwCreateWindow(640, 480, GLFW_WINDOWED, "Multithreading", NULL);
if (!window)
{
fprintf(stderr, "Failed to open GLFW window: %s\n", glfwErrorString(glfwGetError()));
exit(EXIT_FAILURE);
}
if (thrd_create(&thread, thread_start, window) == thrd_success)
{
while (!glfwGetWindowParam(window, GLFW_CLOSE_REQUESTED))
glfwPollEvents();
running = GL_FALSE;
thrd_join(thread, &result);
}
else
{
fprintf(stderr, "Failed to create secondary thread\n");
exit(EXIT_FAILURE);
}
exit(EXIT_SUCCESS);
}