mirror of
https://github.com/glfw/glfw.git
synced 2024-11-10 00:51:47 +00:00
Test program swap interval toggling work.
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parent
6b46225e33
commit
13ff3eeca9
@ -37,6 +37,21 @@
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static int cursor_x = 0, cursor_y = 0;
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static int window_width = 640, window_height = 480;
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static int swap_interval = 1;
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static void set_swap_interval(GLFWwindow window, int interval)
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{
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char title[256];
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swap_interval = interval;
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glfwSwapInterval(swap_interval);
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snprintf(title, sizeof(title),
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"Cursor Inaccuracy Detector (interval %i)",
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swap_interval);
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glfwSetWindowTitle(window, title);
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}
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static void window_size_callback(GLFWwindow window, int width, int height)
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{
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@ -56,6 +71,12 @@ static void cursor_position_callback(GLFWwindow window, int x, int y)
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cursor_y = y;
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}
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static void key_callback(GLFWwindow window, int key, int action)
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{
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if (key == GLFW_KEY_SPACE && action == GLFW_PRESS)
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set_swap_interval(window, 1 - swap_interval);
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}
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int main(void)
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{
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GLFWwindow window;
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@ -66,7 +87,7 @@ int main(void)
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exit(EXIT_FAILURE);
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}
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window = glfwOpenWindow(window_width, window_height, GLFW_WINDOWED, "Cursor Inaccuracy Detector", NULL);
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window = glfwOpenWindow(window_width, window_height, GLFW_WINDOWED, "", NULL);
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if (!window)
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{
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glfwTerminate();
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@ -75,9 +96,11 @@ int main(void)
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exit(EXIT_FAILURE);
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}
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set_swap_interval(window, swap_interval);
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glfwSetCursorPosCallback(cursor_position_callback);
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glfwSetWindowSizeCallback(window_size_callback);
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glfwSwapInterval(1);
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glfwSetKeyCallback(key_callback);
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while (glfwGetCurrentContext())
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{
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@ -36,15 +36,18 @@
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static int swap_interval;
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static void set_swap_interval(int value)
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static void set_swap_interval(GLFWwindow window, int interval)
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{
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char title[256];
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swap_interval = value;
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swap_interval = interval;
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glfwSwapInterval(swap_interval);
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sprintf(title, "Tearing detector (interval %i)", swap_interval);
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glfwSetWindowTitle(glfwGetCurrentContext(), title);
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snprintf(title, sizeof(title),
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"Tearing detector (interval %i)",
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swap_interval);
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glfwSetWindowTitle(window, title);
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}
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static void window_size_callback(GLFWwindow window, int width, int height)
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@ -55,7 +58,7 @@ static void window_size_callback(GLFWwindow window, int width, int height)
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static void key_callback(GLFWwindow window, int key, int action)
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{
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if (key == GLFW_KEY_SPACE && action == GLFW_PRESS)
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set_swap_interval(!swap_interval);
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set_swap_interval(window, 1 - swap_interval);
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}
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int main(void)
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@ -78,7 +81,7 @@ int main(void)
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exit(EXIT_FAILURE);
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}
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set_swap_interval(1);
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set_swap_interval(window, swap_interval);
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glfwSetWindowSizeCallback(window_size_callback);
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glfwSetKeyCallback(key_callback);
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