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Added swap interval toggling to tearing test.

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This commit is contained in:
Camilla Berglund 2012-02-09 00:49:11 +01:00
parent 30ae9bdd47
commit 62e8d07f4f
1 changed files with 21 additions and 1 deletions
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22
tests/tearing.c
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@ -34,11 +34,30 @@
#include <stdlib.h> #include <stdlib.h>
#include <math.h> #include <math.h>
static int swap_interval;
static void set_swap_interval(int value)
{
char title[256];
swap_interval = value;
glfwSwapInterval(swap_interval);
sprintf(title, "Tearing detector (interval %i)", swap_interval);
glfwSetWindowTitle(glfwGetCurrentContext(), title);
}
static void window_size_callback(GLFWwindow window, int width, int height) static void window_size_callback(GLFWwindow window, int width, int height)
{ {
glViewport(0, 0, width, height); glViewport(0, 0, width, height);
} }
static void key_callback(GLFWwindow window, int key, int action)
{
if (key == GLFW_KEY_SPACE && action == GLFW_PRESS)
set_swap_interval(!swap_interval);
}
int main(void) int main(void)
{ {
float position; float position;
@ -60,7 +79,8 @@ int main(void)
} }
glfwSetWindowSizeCallback(window_size_callback); glfwSetWindowSizeCallback(window_size_callback);
glfwSwapInterval(1); glfwSetKeyCallback(key_callback);
set_swap_interval(1);
glMatrixMode(GL_PROJECTION); glMatrixMode(GL_PROJECTION);
glOrtho(-1.f, 1.f, -1.f, 1.f, 1.f, -1.f); glOrtho(-1.f, 1.f, -1.f, 1.f, 1.f, -1.f);