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This commit is contained in:
Raimon Zamora
2025-07-01 06:28:54 +02:00
parent 28f4da9b26
commit 063016cf55
4 changed files with 70 additions and 7 deletions
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65
source/jdraw.cpp
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@@ -15,6 +15,15 @@ namespace draw
SDL_Texture *sdl_texture {nullptr}; // La textura de SDL a la que pintarem la nostra superficie "screen" i que despres volcarem a pantalla
static int screen_zoom = 1;
static bool screen_fullscreen = false;
static float window_ratio = 1;
static int canvas_width;
static int canvas_height;
static int desktop_width;
static int desktop_height;
static int window_width;
static int window_height;
char window_title[256];
surface *screen {nullptr}; // La superficie screen, que representa la pantalla. Se crea i destrueix internament
surface *destination {nullptr}; // Punter a la actual superficie de destí
@@ -34,26 +43,72 @@ namespace draw
bool fading_out = false;
bool fading_in = false;
void createDisplay()
{
// Ajustem el zoom i el ratio, per si tenen valors locs
if (screen_zoom <= 0) screen_zoom = 1;
if (window_ratio <= 0) window_ratio = 1;
// Ajustem el tamany de la finestra, segons el zoom i el ratio
window_width = canvas_width*screen_zoom;
window_height = window_ratio != 1 ? canvas_width*window_ratio*screen_zoom : canvas_height*screen_zoom;
// Mentres no càpiga en la pantalla, reduïm el zoom
while (window_width > desktop_width || window_height > desktop_height) {
screen_zoom--;
window_width = canvas_width*screen_zoom;
window_height = window_ratio != 1 ? canvas_width*window_ratio*screen_zoom : canvas_height*screen_zoom;
}
sdl_window = SDL_CreateWindow(window_title, window_width, window_height, SDL_WINDOW_OPENGL|(screen_fullscreen?SDL_WINDOW_FULLSCREEN:0));
if (!sdl_window) {
SDL_LogCritical(SDL_LOG_CATEGORY_VIDEO, "ERROR (draw::init): Failed to initialize window!\n");
exit(1);
}
}
void destroyDisplay()
{
SDL_DestroyTexture(sdl_texture);
SDL_DestroyRenderer(sdl_renderer);
SDL_DestroyWindow(sdl_window);
}
// Inicialització de tot el que fa falta per a carregar gràfics i pintar en pantalla
void init(const char *titol, const uint16_t width, const uint16_t height, const int zoom)
void init(const char *titol, const uint16_t width, const uint16_t height, const int zoom, const bool fullscreen, const float ratio)
{
screen_zoom = zoom;
window_ratio = ratio;
canvas_width = width;
canvas_height = height;
strcpy(window_title, titol);
// [TODO] Incloure gestió de pantalla completa
const SDL_DisplayMode *dm = SDL_GetDesktopDisplayMode(SDL_GetPrimaryDisplay());
if (!dm)
{
SDL_Log("SDL_GetDesktopDisplayMode failed: %s", SDL_GetError());
exit(1);
}
desktop_width = dm->w;
desktop_height = dm->h;
// Inicialització de les estructures de SDL
sdl_window = SDL_CreateWindow(titol, width * zoom, height * zoom, 0);
if (!sdl_window) {
SDL_LogError(SDL_LOG_CATEGORY_VIDEO, "ERROR (draw::init): Failed to initialize window!\n"); exit(1);
SDL_LogCritical(SDL_LOG_CATEGORY_VIDEO, "ERROR (draw::init): Failed to initialize window!\n");
exit(1);
}
sdl_renderer = SDL_CreateRenderer(sdl_window, NULL);
if (!sdl_renderer) {
SDL_LogError(SDL_LOG_CATEGORY_VIDEO, "ERROR (draw::init): Failed to initialize renderer!\n"); exit(1);
SDL_LogError(SDL_LOG_CATEGORY_VIDEO, "ERROR (draw::init): Failed to initialize renderer!\n");
exit(1);
}
sdl_texture = SDL_CreateTexture(sdl_renderer, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, width, height);
SDL_SetTextureScaleMode(sdl_texture, SDL_SCALEMODE_NEAREST);
if (!sdl_texture) {
SDL_LogError(SDL_LOG_CATEGORY_VIDEO, "ERROR (draw::init): Failed to initialize texture!\n"); exit(1);
SDL_LogError(SDL_LOG_CATEGORY_VIDEO, "ERROR (draw::init): Failed to initialize texture!\n");
exit(1);
}
// Creem la superficie "screen" i la establim com a superficie destinació