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Attempts more cleanly to deal with window resizing in SDL.

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This commit is contained in:
Thomas Harte 2017-11-12 19:47:18 -05:00
parent 70039d22f1
commit 980cf541d2
1 changed files with 21 additions and 6 deletions
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27
OSBindings/SDL/main.cpp
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@ -11,7 +11,6 @@
#include <cstdio>
#include <SDL2/SDL.h>
#include <SDL2/SDL_opengl.h>
#include "../../StaticAnalyser/StaticAnalyser.hpp"
#include "../../Machines/Utility/MachineForTarget.hpp"
@ -247,6 +246,9 @@ int main(int argc, char *argv[]) {
SDL_PauseAudioDevice(speaker_delegate.audio_device, 0);
}
int window_width, window_height;
SDL_GetWindowSize(window, &window_width, &window_height);
// Run the main event loop until the OS tells us to quit.
bool should_quit = false;
while(!should_quit) {
@ -256,23 +258,36 @@ int main(int argc, char *argv[]) {
switch(event.type) {
case SDL_QUIT: should_quit = true; break;
case SDL_WINDOWEVENT:
switch (event.window.event) {
case SDL_WINDOWEVENT_RESIZED: {
GLint target_framebuffer = 0;
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &target_framebuffer);
machine->crt_machine()->get_crt()->set_target_framebuffer(target_framebuffer);
SDL_GetWindowSize(window, &window_width, &window_height);
} break;
default: break;
}
break;
case SDL_KEYDOWN:
case SDL_KEYUP:
case SDL_KEYUP: {
KeyboardMachine::Machine *keyboard_machine = machine->keyboard_machine();
if(!keyboard_machine) break;
Inputs::Keyboard::Key key = Inputs::Keyboard::Key::Space;
if(!KeyboardKeyForSDLScancode(event.key.keysym.scancode, key)) break;
keyboard_machine->get_keyboard().set_key_pressed(key, event.type == SDL_KEYDOWN);
break;
} break;
default: break;
}
}
// Display a new frame and wait for vsync.
updater.update();
int width, height;
SDL_GetWindowSize(window, &width, &height);
machine->crt_machine()->get_crt()->draw_frame(static_cast<unsigned int>(width), static_cast<unsigned int>(height), false);
machine->crt_machine()->get_crt()->draw_frame(static_cast<unsigned int>(window_width), static_cast<unsigned int>(window_height), false);
SDL_GL_SwapWindow(window);
}