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109 lines
2.6 KiB
C++
109 lines
2.6 KiB
C++
#include "Local.h"
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#ifdef GUI_SDL20
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NAMESPACE_UPP
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#define LLOG(x) // LOG(x)
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#define LTIMING(x) // RTIMING(x)
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struct RectSDL {
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SDL_Rect sr;
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operator SDL_Rect *() { return &sr; }
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RectSDL(const Rect& r)
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{
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sr.x = r.left;
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sr.y = r.top;
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sr.w = r.GetWidth();
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sr.h = r.GetHeight();
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}
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};
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SDL_Texture *TextureFromImage(SDL_Renderer *renderer, const Image& m)
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{
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Size isz = m.GetSize();
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SDL_Texture *texture = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_ARGB8888,
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SDL_TEXTUREACCESS_STATIC, isz.cx, isz.cy);
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if(texture) {
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SDL_UpdateTexture(texture, RectSDL(isz), ~m, isz.cx * sizeof(RGBA));
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SDL_SetTextureBlendMode(texture, SDL_BLENDMODE_BLEND);
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}
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return texture;
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}
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struct ImageSysData {
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Image img;
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SDL_Texture *texture;
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void Init(SDL_Renderer *renderer, const Image& img);
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~ImageSysData();
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};
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void ImageSysData::Init(SDL_Renderer *renderer, const Image& m)
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{
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img = m;
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texture = TextureFromImage(renderer, img);
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SysImageRealized(img);
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}
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ImageSysData::~ImageSysData()
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{
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SysImageReleased(img);
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SDL_DestroyTexture(texture);
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}
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struct ImageSysDataMaker : LRUCache<ImageSysData, int64>::Maker {
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Image img;
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int64 wserial;
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SDL_Renderer *renderer;
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virtual int64 Key() const { return img.GetSerialId(); } // TODO! add ren_serial
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virtual int Make(ImageSysData& object) const { object.Init(renderer, img); return img.GetLength(); }
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};
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void SystemDraw::PutImage(Point p, const Image& img, const Rect& src)
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{
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if(img.GetLength() == 0 || !win)
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return;
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LLOG("SysDrawImageOp " << img.GetSerialId() << ' ' << p.x << ", " << p.y << ", "<< img.GetSize());
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ImageSysDataMaker m;
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static LRUCache<ImageSysData, int64> cache;
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LLOG("SysImage cache pixels " << cache.GetSize() << ", count " << cache.GetCount());
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m.img = img;
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m.renderer = win->ren;
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m.wserial = win->serial;
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ImageSysData& sd = cache.Get(m);
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{
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RTIMING("SDL_RenderCopy");
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SDL_RenderCopy(win->ren, sd.texture, RectSDL(src), RectSDL(Rect(p, src.GetSize())));
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}
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cache.Shrink(4 * 1024 * 768, 1000); // Cache shrink must be after Paint because of PaintOnly!
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}
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void SystemDraw::PutRect(const Rect& r, Color color)
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{
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if(win && !IsNull(color)) {
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SDL_SetRenderDrawColor(win->ren, color.GetR(), color.GetG(), color.GetB(), 255); // Optimize?
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SDL_RenderFillRect(win->ren, RectSDL(r));
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}
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}
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void SystemDraw::Set(SDLWindow& win_)
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{
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win = win_.ren ? &win_ : NULL;
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}
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SystemDraw::SystemDraw()
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{
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win = NULL;
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}
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SystemDraw::~SystemDraw()
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{
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}
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END_UPP_NAMESPACE
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#endif
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