void ImprovWindow::redraw()
{
#ifndef NACL
circa_update_changed_files(_world);
#endif
if (_width == 0 && _height == 0) {
printf("error: App::redraw() called before setSize()\n");
return;
}
double startTime = get_time();
glClear( GL_COLOR_BUFFER_BIT /*| GL_DEPTH_BUFFER_BIT*/ );
circa_copy(_inputEvents, circa_env_insert(_stack, "inputEvents"));
circa_set_vec2(circa_env_insert(_stack, "mouse"), _mouseX, _mouseY);
circa_set_vec2(circa_env_insert(_stack, "windowSize"), _width, _height);
circa_set_float(circa_env_insert(_stack, "time"), _elapsedTime);
circa_set_float(circa_env_insert(_stack, "lastFrameDuration"), _lastFrameDuration);
#ifdef NACL
circa_set_bool(circa_env_insert(_stack, "gl_es2"), true);
#endif
circa_run(_stack);
if (circa_has_error(_stack)) {
circa_dump_stack_trace(_stack);
#ifndef NACL
exit(1);
#endif
}
// Cleanup stack
circa_restart(_stack);
// Cleanup
circa_set_list(_inputEvents, 0);
_lastFrameDuration = get_time() - startTime;
#define DUMP_PERF_STATS 0
#if DUMP_PERF_STATS
printf("frame duration = %f\n", (float) _lastFrameDuration);
circa_perf_stats_dump();
circa_perf_stats_reset();
#endif
}
void GLWidget::mouseReleaseEvent ( QMouseEvent * qevent )
{
caValue* event = circa_alloc_list(2);
circa_set_int(circa_index(event, 0), 2);
circa_set_vec2(circa_index(event, 1), qevent->x(), qevent->y());
onInputEvent(event);
}
void ImprovWindow::mainLoop()
{
// Main loop.
while (true) {
// Handle events.
SDL_Event sdlEvent;
while (SDL_PollEvent(&sdlEvent)) {
switch (sdlEvent.type)
{
case SDL_QUIT:
printf("received SDL_QUIT\n");
return;
case SDL_KEYDOWN: {
#ifndef NACL
// Quit on Escape key
if (sdlEvent.key.keysym.sym == SDLK_ESCAPE)
return;
#if 0
// Fullscreen on command-F
if (sdlEvent.key.keysym.sym == SDLK_f && (sdlEvent.key.keysym.mod & KMOD_CTRL))
toggleFullscreen();
#endif
#endif
caValue* event = circa_append(_inputEvents);
circa_set_list(event, 2);
circa_set_symbol(circa_index(event, 0), "down");
sdl_key_to_symbol(sdlEvent.key.keysym.sym, circa_index(event, 1));
break;
}
case SDL_KEYUP: {
caValue* event = circa_append(_inputEvents);
circa_set_list(event, 2);
circa_set_symbol(circa_index(event, 0), "up");
sdl_key_to_symbol(sdlEvent.key.keysym.sym, circa_index(event, 1));
break;
}
case SDL_MOUSEBUTTONDOWN: {
double mouseX = sdlEvent.button.x;
double mouseY = sdlEvent.button.y;
caValue* event = circa_append(_inputEvents);
circa_set_list(event, 3);
circa_set_symbol(circa_index(event, 0), "down");
if (sdlEvent.button.button == SDL_BUTTON_LEFT)
circa_set_symbol(circa_index(event, 1), "left_mouse");
else
circa_set_symbol(circa_index(event, 1), "right_mouse");
circa_set_vec2(circa_index(event, 2), mouseX, mouseY);
break;
}
case SDL_MOUSEBUTTONUP: {
double mouseX = sdlEvent.button.x;
double mouseY = sdlEvent.button.y;
caValue* event = circa_append(_inputEvents);
circa_set_list(event, 3);
circa_set_symbol(circa_index(event, 0), "up");
if (sdlEvent.button.button == SDL_BUTTON_LEFT)
circa_set_symbol(circa_index(event, 1), "left_mouse");
else
circa_set_symbol(circa_index(event, 1), "right_mouse");
circa_set_vec2(circa_index(event, 2), mouseX, mouseY);
break;
}
case SDL_MOUSEWHEEL: {
caValue* event = circa_append(_inputEvents);
circa_set_list(event, 3);
circa_set_symbol(circa_index(event, 0), "mouse_wheel");
circa_set_vec2(circa_index(event, 1), sdlEvent.wheel.x, sdlEvent.wheel.y);
break;
}
case SDL_WINDOWEVENT: {
switch (sdlEvent.window.event) {
case SDL_WINDOWEVENT_RESIZED:
int width = sdlEvent.window.data1;
int height = sdlEvent.window.data2;
setSize(width, height);
break;
}
break;
}
}
}
// Done handling events. Redraw screen.
_elapsedTime = SDL_GetTicks() / 1000.0;
int mouseX, mouseY;
SDL_GetMouseState(&mouseX, &mouseY);
_mouseX = mouseX;
_mouseY = mouseY;
redraw();
SDL_GL_SwapWindow(_sdl_window);
SDL_Delay(1);
}
}
