diff options
author | David Robillard <d@drobilla.net> | 2019-07-21 12:16:18 +0200 |
---|---|---|
committer | David Robillard <d@drobilla.net> | 2019-07-21 14:44:19 +0200 |
commit | 296055302b5f83f02336d47a42427e97561f1302 (patch) | |
tree | dc8edb57c121d0e29a4e3173ff21e9a2fb45815a | |
parent | aa7fb0aad574531765bc18aeb78a034f499435d4 (diff) |
Draw in pugl_test according to display time
-rw-r--r-- | pugl_test.c | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/pugl_test.c b/pugl_test.c index efcc4a8..b5a84e6 100644 --- a/pugl_test.c +++ b/pugl_test.c @@ -28,12 +28,15 @@ #include <stdio.h> #include <string.h> -static int quit = 0; -static float xAngle = 0.0f; -static float yAngle = 0.0f; -static float dist = 10.0f; -static double lastMouseX = 0.0; -static double lastMouseY = 0.0; +static bool continuous = false; +static int quit = 0; +static float xAngle = 0.0f; +static float yAngle = 0.0f; +static float dist = 10.0f; +static double lastMouseX = 0.0; +static double lastMouseY = 0.0; +static float lastDrawTime = 0.0; +static unsigned framesDrawn = 0; static const float cubeVertices[] = { -1.0f, -1.0f, -1.0f, @@ -118,7 +121,11 @@ onReshape(PuglView* view, int width, int height) static void onDisplay(PuglView* view) { - (void)view; + const float thisTime = (float)puglGetTime(view); + if (continuous) { + xAngle = fmodf(xAngle + (thisTime - lastDrawTime) * 100.0f, 360.0f); + yAngle = fmodf(yAngle + (thisTime - lastDrawTime) * 100.0f, 360.0f); + } glMatrixMode(GL_MODELVIEW); glLoadIdentity(); @@ -136,6 +143,9 @@ onDisplay(PuglView* view) glDisableClientState(GL_VERTEX_ARRAY); glDisableClientState(GL_COLOR_ARRAY); + + lastDrawTime = thisTime; + ++framesDrawn; } static void @@ -226,7 +236,6 @@ main(int argc, char** argv) { int samples = 0; int doubleBuffer = PUGL_FALSE; - bool continuous = false; bool ignoreKeyRepeat = false; bool resizable = false; for (int i = 1; i < argc; ++i) { @@ -280,17 +289,11 @@ main(int argc, char** argv) puglShowWindow(view); - const float startTime = (float)puglGetTime(view); - float lastTime = startTime; - float lastReportTime = startTime; - unsigned frames = 0; - + float lastReportTime = (float)puglGetTime(view); while (!quit) { const float thisTime = (float)puglGetTime(view); if (continuous) { - xAngle = fmodf(xAngle + (thisTime - lastTime) * 100.0f, 360.0f); - yAngle = fmodf(yAngle + (thisTime - lastTime) * 100.0f, 360.0f); puglPostRedisplay(view); } else { puglWaitForEvent(view); @@ -299,17 +302,14 @@ main(int argc, char** argv) puglProcessEvents(view); if (continuous && thisTime > lastReportTime + 5) { - const double fps = frames / (thisTime - lastReportTime); + const double fps = framesDrawn / (thisTime - lastReportTime); fprintf(stderr, "%u frames in %.0f seconds = %.3f FPS\n", - frames, thisTime - lastReportTime, fps); + framesDrawn, thisTime - lastReportTime, fps); lastReportTime = thisTime; - frames = 0; + framesDrawn = 0; } - - lastTime = thisTime; - ++frames; } puglDestroy(view); |