glfw/tests/listmodes.c
2012-02-07 14:58:58 +01:00

48 lines
1.2 KiB
C

//========================================================================
// This is a small test application for GLFW.
// The program lists all available fullscreen video modes.
//========================================================================
#include <GL/glfw3.h>
#include <stdio.h>
#include <stdlib.h>
static void print_mode(GLFWvidmode* mode)
{
printf("%i x %i x %i (%i %i %i)\n",
mode->width, mode->height,
mode->redBits + mode->greenBits + mode->blueBits,
mode->redBits, mode->greenBits, mode->blueBits);
}
int main(void)
{
GLFWvidmode dtmode, modes[400];
int modecount, i;
if (!glfwInit())
{
fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
exit(EXIT_FAILURE);
}
// Show desktop video mode
glfwGetDesktopMode(&dtmode);
printf("Desktop mode: ");
print_mode(&dtmode);
// List available video modes
modecount = glfwGetVideoModes(modes, sizeof(modes) / sizeof(GLFWvidmode));
printf("Available modes:\n");
for (i = 0; i < modecount; i++)
{
printf("%3i: ", i);
print_mode(modes + i);
}
glfwTerminate();
exit(EXIT_SUCCESS);
}