void TCOD_image_save(TCOD_image_t image, const char *filename) {
image_data_t *img=(image_data_t *)image;
void *bitmap=NULL;
if ( img->sys_img ) {
bitmap=img->sys_img;
} else if ( img->mipmaps ){
bitmap=TCOD_sys_create_bitmap(img->mipmaps[0].width, img->mipmaps[0].height, img->mipmaps[0].buf);
}
if (bitmap) TCOD_sys_save_bitmap(bitmap, filename);
}
static void save_screenshot(const char *filename) {
if ( TCOD_ctx.renderer == TCOD_RENDERER_SDL ) {
/* This would be a lot easier if image saving could do textures. */
SDL_Rect rect;
SDL_RenderGetViewport(renderer, &rect);
Uint32 format = SDL_GetWindowPixelFormat(window);
SDL_Texture *texture = SDL_CreateTexture(renderer, format, SDL_TEXTUREACCESS_TARGET, rect.w, rect.h);
if (0 != texture) {
if (SDL_SetRenderTarget(renderer, texture)) {
void *pixels;
int pitch, access;
actual_rendering();
SDL_SetRenderTarget(renderer, NULL);
rect.x = rect.y = rect.w = rect.h = 0;
if (-1 != SDL_QueryTexture(texture, &format, &access, &rect.w, &rect.h) &&
-1 != SDL_LockTexture(texture, NULL, &pixels, &pitch)) {
int depth;
Uint32 rmask, gmask, bmask, amask;
if (SDL_TRUE == SDL_PixelFormatEnumToMasks(format, &depth, &rmask, &gmask, &bmask, &amask)) {
SDL_Surface *surface = SDL_CreateRGBSurfaceFrom(pixels, rect.w, rect.h, depth, pitch, rmask, gmask, bmask, amask);
TCOD_sys_save_bitmap((void *)surface,filename);
SDL_FreeSurface(surface);
} else
TCOD_LOG(("TCOD_sys_save_screenshot - failed call to SDL_PixelFormatEnumToMasks"));
SDL_UnlockTexture(texture);
} else
TCOD_LOG(("TCOD_sys_save_screenshot - failed call to SDL_QueryTexture or SDL_LockTexture"));
} else
TCOD_LOG(("TCOD_sys_save_screenshot - failed call to SDL_SetRenderTarget"));
SDL_DestroyTexture(texture);
} else
TCOD_LOG(("TCOD_sys_save_screenshot - failed call to SDL_CreateTexture"));
#ifndef NO_OPENGL
} else {
SDL_Surface *screenshot=(SDL_Surface *)TCOD_opengl_get_screen();
TCOD_sys_save_bitmap((void *)screenshot,filename);
SDL_FreeSurface(screenshot);
#endif
}
}
void TCOD_image_save(TCOD_image_t image, const char *filename) {
image_data_t *img=(image_data_t *)image;
void *bitmap=NULL;
bool must_free=false;
if ( img->sys_img ) {
bitmap=img->sys_img;
} else if ( img->mipmaps ){
bitmap=TCOD_sys_create_bitmap(img->mipmaps[0].width, img->mipmaps[0].height, img->mipmaps[0].buf);
must_free=true;
}
if (bitmap) {
TCOD_sys_save_bitmap(bitmap, filename);
if ( must_free ) {
TCOD_sys_delete_bitmap(bitmap);
}
}
}
void TCOD_sys_save_screenshot(const char *filename) {
char buf[128];
if ( filename == NULL ) {
// generate filename
int idx=0;
do {
FILE *f=NULL;
sprintf(buf,"./screenshot%03d.png",idx);
f=fopen(buf,"rb");
if ( ! f ) filename=buf;
else {
idx++;
fclose(f);
}
} while(!filename);
}
TCOD_sys_save_bitmap((void *)screen,filename);
}