diff options
Diffstat (limited to 'src/crepe/facade/SDLContext.cpp')
| -rw-r--r-- | src/crepe/facade/SDLContext.cpp | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/src/crepe/facade/SDLContext.cpp b/src/crepe/facade/SDLContext.cpp index 778e746..de7d08f 100644 --- a/src/crepe/facade/SDLContext.cpp +++ b/src/crepe/facade/SDLContext.cpp @@ -8,6 +8,7 @@ #include <cmath> #include <cstddef> #include <functional> +#include <iostream> #include <memory> #include <stdexcept> @@ -124,8 +125,8 @@ SDL_Rect SDLContext::get_dst_rect(const Sprite & sprite, const Vector2 & pos, pixel_width *= img_scale; pixel_height *= img_scale; - int pixel_x = static_cast<int>((pos.x - cam_pos.x - pixel_width / 2)); - int pixel_y = static_cast<int>((pos.y - cam_pos.y - pixel_height / 2)); + int pixel_x = static_cast<int>((pos.x - cam_pos.x + this->viewport.w / 2 - pixel_width / 2)); + int pixel_y = static_cast<int>((pos.y - cam_pos.y + this->viewport.h / 2 - pixel_height / 2)); return SDL_Rect{ .x = pixel_x, @@ -168,10 +169,10 @@ void SDLContext::draw(const Sprite & sprite, const Transform & transform, void SDLContext::set_camera(const Camera & cam, Vector2 & scale) { // resize window - if (this->viewport.w != (int) cam.screen.x && this->viewport.h != (int) cam.screen.y) { + if (this->viewport.w != (int) cam.screen.x || this->viewport.h != (int) cam.screen.y) { SDL_SetWindowSize(this->game_window.get(), (int) cam.screen.x, (int) cam.screen.y); - this->viewport.h = cam.screen.y; - this->viewport.w = cam.screen.x; + this->viewport.h = (int)cam.screen.y; + this->viewport.w = (int)cam.screen.x; } double screen_aspect = cam.screen.x / cam.screen.y; @@ -185,7 +186,6 @@ void SDLContext::set_camera(const Camera & cam, Vector2 & scale) { // calculate black bars if (screen_aspect > viewport_aspect) { // lettorboxing - view.h = static_cast<int>(cam.screen.y / cam.zoom); view.w = static_cast<int>(cam.screen.y * viewport_aspect); view.x = static_cast<int>(cam.screen.x - view.w) / 2; view.y = 0; @@ -196,7 +196,6 @@ void SDLContext::set_camera(const Camera & cam, Vector2 & scale) { view.x = 0; view.y = static_cast<int>(cam.screen.y - view.h) / 2; } - // set drawing area SDL_RenderSetViewport(this->game_renderer.get(), &view); |