MiniEngine/SDLWrapper/Renderer.cpp
2017-06-18 17:40:17 +08:00

418 lines
9.7 KiB
C++

#include "Renderer.h"
#include "begin_code.h"
//private
void Renderer::_set(SDL_Renderer* p)
{
_rnd.reset(p,SDL_DestroyRenderer);
}
//private
void Renderer::_clear()
{
_rnd.reset();
}
//private
SDL_Renderer* Renderer::_get() const
{
return _rnd.get();
}
Renderer::Renderer(Window& wnd,std::initializer_list<RendererType> RendererFlags) throw (ErrorViewer)
{
if(createRenderer(wnd,RendererFlags)!=0)
{
throw ErrorViewer();
}
}
int Renderer::createRenderer(Window& wnd,std::initializer_list<RendererType> RendererFlags)
{
Uint32 flag = 0;
for (auto v : RendererFlags)
{
flag |= _rendertype_caster(v);
}
return _createRenderer_Real(wnd,flag);
}
int Renderer::setColor(const RGBA& pack)
{
return SDL_SetRenderDrawColor(_get(), pack.r, pack.g, pack.b, pack.a);
}
RGBA Renderer::getColor() const
{
Uint8 r, g, b, a;
SDL_GetRenderDrawColor(_get(), &r, &g, &b, &a);
return RGBA(r, g, b, a);
}
int Renderer::setBlendMode(BlendMode mode)
{
return SDL_SetRenderDrawBlendMode(_get(), _internal::getSDLBlendModeFromBlendMode(mode));
}
BlendMode Renderer::getBlendMode() const
{
SDL_BlendMode temp;
SDL_GetRenderDrawBlendMode(_get(), &temp);
return _internal::getBlendModeFromSDLBlendMode(temp);
}
int Renderer::setTarget(Texture & t)
{
return SDL_SetRenderTarget(_get(), t._get());
}
int Renderer::setTarget()
{
return SDL_SetRenderTarget(_get(), nullptr);
}
Texture Renderer::getTarget()
{
Texture t;
t._set_no_delete(SDL_GetRenderTarget(_get()));
return t;
}
int Renderer::fillRect(const Rect& rect)
{
auto inr = rect.toSDLRect();
return SDL_RenderFillRect(_get(), &inr);
}
int Renderer::drawRect(const Rect& rect)
{
auto inr = rect.toSDLRect();
return SDL_RenderDrawRect(_get(), &inr);
}
int Renderer::drawPoint(const Point& p)
{
return SDL_RenderDrawPoint(_get(),p.x,p.y);
}
int Renderer::drawLine(const Point& A,const Point& B)
{
return SDL_RenderDrawLine(_get(),A.x,A.y,B.x,B.y);
}
int Renderer::fillRects(const SDL_Rect* pRectArray, int n)
{
return SDL_RenderFillRects(_get(),pRectArray,n);
}
int Renderer::drawRects(const SDL_Rect* pRectArray, int n)
{
return SDL_RenderDrawRects(_get(),pRectArray,n);
}
int Renderer::drawPoints(const SDL_Point* pPointArray, int n)
{
return SDL_RenderDrawPoints(_get(),pPointArray,n);
}
int Renderer::drawLines(const SDL_Point* pPointArray, int n)
{
return SDL_RenderDrawLines(_get(),pPointArray,n);
}
int Renderer::fillRects(const std::vector<SDL_Rect>& rectvec)
{
return fillRects(rectvec.data(),rectvec.size());
}
int Renderer::drawRects(const std::vector<SDL_Rect>& rectvec)
{
return drawRects(rectvec.data(),rectvec.size());
}
int Renderer::drawPoints(const std::vector<SDL_Point>& pointvec)
{
return drawPoints(pointvec.data(),pointvec.size());
}
int Renderer::drawLines(const std::vector<SDL_Point>& pointvec)
{
return drawLines(pointvec.data(),pointvec.size());
}
int Renderer::setScale(float scaleX, float scaleY)
{
return SDL_RenderSetScale(_get(),scaleX,scaleY);
}
std::tuple<float,float> Renderer::getScale() const
{
float sx,sy;
SDL_RenderGetScale(_get(),&sx,&sy);
return std::make_tuple(sx,sy);
}
int Renderer::setViewport(const Rect& viewport)
{
auto rect=viewport.toSDLRect();
return SDL_RenderSetViewport(_get(),&rect);
}
Rect Renderer::getViewport() const
{
SDL_Rect rect;
SDL_RenderGetViewport(_get(),&rect);
return Rect(rect);
}
int Renderer::setLogicalSize(int w, int h)
{
return SDL_RenderSetLogicalSize(_get(),w,h);
}
Rect Renderer::getLogicalSize() const
{
int w,h;
SDL_RenderGetLogicalSize(_get(),&w,&h);
return Rect(0,0,w,h);
}
int Renderer::setClipRect(const Rect& cliprect)
{
auto r=cliprect.toSDLRect();
return SDL_RenderSetClipRect(_get(),&r);
}
Rect Renderer::getClipRect() const
{
SDL_Rect r;
SDL_RenderGetClipRect(_get(),&r);
return Rect(r);
}
bool Renderer::isClipEnabled() const
{
return (SDL_RenderIsClipEnabled(_get())==SDL_TRUE);
}
Rect Renderer::getOutputSize() const
{
int w,h;
SDL_GetRendererOutputSize(_get(),&w,&h);
return Rect(0,0,w,h);
}
int Renderer::clear()
{
return SDL_RenderClear(_get());
}
void Renderer::update()
{
SDL_RenderPresent(_get());
}
int Renderer::copy(const Texture& t, const Rect& src, const Rect& dst)
{
SDL_Rect s = src.toSDLRect();
SDL_Rect d = dst.toSDLRect();
return SDL_RenderCopy(_get(), t._get(), &s, &d);
}
int Renderer::copyTo(const Texture& t, const Rect& dst)
{
SDL_Rect d = dst.toSDLRect();
return SDL_RenderCopy(_get(), t._get(), NULL, &d);
}
int Renderer::copyTo(const Texture& t, const Point& lupoint)
{
return copyTo(t, Rect(lupoint.x, lupoint.y, t.getw(), t.geth()));
}
int Renderer::copyFill(const Texture& t, const Rect& src)
{
SDL_Rect s = src.toSDLRect();
return SDL_RenderCopy(_get(), t._get(), &s, NULL);
}
int Renderer::copyFullFill(const Texture& t)
{
return SDL_RenderCopy(_get(), t._get(), NULL, NULL);
}
/// ----- Super Copy Extend ----- (Begin)
int Renderer::copy(const Texture& t, const Rect& src, const Rect& dst, double angle, FlipMode mode)
{
auto s=src.toSDLRect();
auto d=src.toSDLRect();
return SDL_RenderCopyEx(_get(),t._get(),&s,&d,angle,NULL,_internal::getSDLRendererFlipFromFlipMode(mode));
}
int Renderer::copyTo(const Texture& t, const Rect& dst, double angle, FlipMode mode)
{
auto d=dst.toSDLRect();
return SDL_RenderCopyEx(_get(),t._get(),NULL,&d,angle,NULL,_internal::getSDLRendererFlipFromFlipMode(mode));
}
int Renderer::copyTo(const Texture& t, const Point& lupoint, double angle, FlipMode mode)
{
return copyTo(t,Rect(lupoint.x,lupoint.y,t.getw(),t.geth()),angle,mode);
}
int Renderer::copyFill(const Texture& t, const Rect& src, double angle, FlipMode mode)
{
auto s=src.toSDLRect();
return SDL_RenderCopyEx(_get(),t._get(),&s,NULL,angle,NULL,_internal::getSDLRendererFlipFromFlipMode(mode));
}
int Renderer::copyFullFill(const Texture& t, double angle, FlipMode mode)
{
return SDL_RenderCopyEx(_get(),t._get(),NULL,NULL,angle,NULL,_internal::getSDLRendererFlipFromFlipMode(mode));
}
int Renderer::copy(const Texture& t, const Rect& src, const Rect& dst, const Point& centerPoint, double angle, FlipMode mode)
{
auto s=src.toSDLRect();
auto d=src.toSDLRect();
auto c=centerPoint.toSDLPoint();
return SDL_RenderCopyEx(_get(),t._get(),&s,&d,angle,&c,_internal::getSDLRendererFlipFromFlipMode(mode));
}
int Renderer::copyTo(const Texture& t, const Rect& dst, const Point& centerPoint, double angle, FlipMode mode)
{
auto d=dst.toSDLRect();
auto c=centerPoint.toSDLPoint();
return SDL_RenderCopyEx(_get(),t._get(),NULL,&d,angle,&c,_internal::getSDLRendererFlipFromFlipMode(mode));
}
int Renderer::copyTo(const Texture& t, const Point& lupoint, const Point& centerPoint, double angle, FlipMode mode)
{
return copyTo(t,lupoint,centerPoint,angle,mode);
}
int Renderer::copyFill(const Texture& t, const Rect& src, const Point& centerPoint, double angle, FlipMode mode)
{
auto s=src.toSDLRect();
auto c=centerPoint.toSDLPoint();
return SDL_RenderCopyEx(_get(),t._get(),&s,NULL,angle,&c,_internal::getSDLRendererFlipFromFlipMode(mode));
}
int Renderer::copyFullFill(const Texture& t, const Point& centerPoint, double angle, FlipMode mode)
{
auto c=centerPoint.toSDLPoint();
return SDL_RenderCopyEx(_get(),t._get(),NULL,NULL,angle,&c,_internal::getSDLRendererFlipFromFlipMode(mode));
}
/// ----- Super Copy Extend ----- (End)
int Renderer::supercopy(const Texture& t,
bool srcfull,const Rect& src,bool dstfull,const Rect& dst,
double angle,
bool haspoint,const Point& center,FlipMode mode)
{
SDL_Rect R1,R2;
SDL_Point P;
SDL_Rect* pR1=nullptr;
SDL_Rect* pR2=nullptr;
SDL_Point* pPoint=nullptr;
SDL_RendererFlip flip;
if(srcfull)
{
R1=src.toSDLRect();
pR1=&R1;
}
if(dstfull)
{
R2=dst.toSDLRect();
pR2=&R2;
}
if(haspoint)
{
P=center.toSDLPoint();
pPoint=&P;
}
flip=_internal::getSDLRendererFlipFromFlipMode(mode);
return SDL_RenderCopyEx(_get(),t._get(),pR1,pR2,angle,pPoint,flip);
}
Texture Renderer::render(const Surface& surf) const throw(ErrorViewer)
{
Texture t;
SDL_Texture* temp = SDL_CreateTextureFromSurface(_get(), surf._get());
if (temp == nullptr)
{
ErrorViewer e;
e.fetch();
throw e;
}
t._set(temp);
return t;
}
Texture Renderer::loadTexture(const std::string& FileName) const throw(ErrorViewer)
{
Texture t;
SDL_Texture* temp = IMG_LoadTexture(_get(), FileName.c_str());
if (temp == nullptr)
{
ErrorViewer e;
e.fetch();
throw e;
}
t._set(temp);
return t;
}
Texture Renderer::loadTextureRW(const RWOP& rwop) const throw (ErrorViewer)
{
Texture t;
SDL_Texture* temp=IMG_LoadTexture_RW(_get(),rwop._get(),0);
if (temp == nullptr)
{
ErrorViewer e;
e.fetch();
throw e;
}
t._set(temp);
return t;
}
Texture Renderer::createTexture(int Width, int Height) const throw(ErrorViewer)
{
SDL_Texture* temp = SDL_CreateTexture(_get(), SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, Width, Height);
if (temp == NULL)
{
ErrorViewer e;
e.fetch();
throw e;
}
Texture t;
t._set(temp);
return t;
}
bool Renderer::isRenderTargetSupported() const
{
return (SDL_RenderTargetSupported(_get())==SDL_TRUE);
}
bool Renderer::isReady() const
{
return (_get() != nullptr);
}
void Renderer::release()
{
_clear();
}
//static
int Renderer::GetDriversNum()
{
return SDL_GetNumRenderDrivers();
}
#include "end_code.h"