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Add a loop tick callback

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This commit is contained in:
Kovid Goyal
2019-02-26 10:29:46 +05:30
parent 1902d8bb19
commit d593ccba2f
8 changed files with 54 additions and 8 deletions
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4
glfw/glfw3.h vendored
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@@ -1510,6 +1510,7 @@ typedef void (* GLFWmonitorfun)(GLFWmonitor*,int);
typedef void (* GLFWjoystickfun)(int,int);
typedef void (* GLFWuserdatafun)(unsigned long long, void*);
typedef void (* GLFWtickcallback)(void*);
/*! @brief Video mode type.
*
@@ -1657,8 +1658,9 @@ typedef struct GLFWgamepadstate
* @ingroup init
*/
GLFWAPI int glfwInit(void);
GLFWAPI void glfwRunMainLoop(void);
GLFWAPI void glfwRunMainLoop(GLFWtickcallback callback, void *callback_data);
GLFWAPI void glfwStopMainLoop(void);
GLFWAPI void glfwRequestTickCallback(void);
GLFWAPI unsigned long long glfwAddTimer(double interval, bool repeats, GLFWuserdatafun callback, void * callback_data, GLFWuserdatafun free_callback);
GLFWAPI void glfwRemoveTimer(unsigned long long);

13
glfw/init.c vendored
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@@ -322,10 +322,14 @@ GLFWAPI GLFWerrorfun glfwSetErrorCallback(GLFWerrorfun cbfun)
}
GLFWAPI void glfwRunMainLoop(void)
GLFWAPI void glfwRunMainLoop(GLFWtickcallback callback, void *data)
{
_GLFW_REQUIRE_INIT();
_glfwPlatformRunMainLoop();
_glfwPlatformRunMainLoop(callback, data);
}
GLFWAPI void glfwRequestTickCallback(void) {
_glfwPlatformRequestTickCallback();
}
GLFWAPI void glfwStopMainLoop(void) {
@@ -333,7 +337,10 @@ GLFWAPI void glfwStopMainLoop(void) {
_glfwPlatformStopMainLoop();
}
GLFWAPI unsigned long long glfwAddTimer(double interval, bool repeats, GLFWuserdatafun callback, void *callback_data, GLFWuserdatafun free_callback) {
GLFWAPI unsigned long long glfwAddTimer(
double interval, bool repeats, GLFWuserdatafun callback,
void *callback_data, GLFWuserdatafun free_callback)
{
return _glfwPlatformAddTimer(interval, repeats, callback, callback_data, free_callback);
}

3
glfw/internal.h vendored
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@@ -783,7 +783,8 @@ void _glfwTerminateVulkan(void);
const char* _glfwGetVulkanResultString(VkResult result);
_GLFWwindow* _glfwFocusedWindow();
_GLFWwindow* _glfwWindowForId(GLFWid id);
void _glfwPlatformRunMainLoop(void);
void _glfwPlatformRunMainLoop(GLFWtickcallback, void*);
void _glfwPlatformRequestTickCallback();
void _glfwPlatformStopMainLoop(void);
unsigned long long _glfwPlatformAddTimer(double interval, bool repeats, GLFWuserdatafreefun callback, void *callback_data, GLFWuserdatafreefun free_callback);
void _glfwPlatformRemoveTimer(unsigned long long timer_id);

13
glfw/x11_init.c vendored
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@@ -770,7 +770,11 @@ const char* _glfwPlatformGetVersionString(void)
;
}
static GLFWbool keep_going;
static GLFWbool keep_going = GLFW_FALSE, tick_callback_requested = GLFW_FALSE;
void _glfwPlatformRequestTickCallback() {
tick_callback_requested = GLFW_TRUE;
}
void _glfwPlatformStopMainLoop(void) {
if (keep_going) {
@@ -779,9 +783,14 @@ void _glfwPlatformStopMainLoop(void) {
}
}
void _glfwPlatformRunMainLoop(void) {
void _glfwPlatformRunMainLoop(GLFWtickcallback callback, void* data) {
keep_going = GLFW_TRUE;
tick_callback_requested = GLFW_FALSE;
while(keep_going) {
if (tick_callback_requested) {
tick_callback_requested = GLFW_FALSE;
callback(data);
}
_glfwPlatformWaitEvents();
}
}