diff options
| -rw-r--r-- | engines/gob/surface.cpp | 18 | ||||
| -rw-r--r-- | engines/gob/surface.h | 4 |
2 files changed, 20 insertions, 2 deletions
diff --git a/engines/gob/surface.cpp b/engines/gob/surface.cpp index 554edfc753..fa2d9cf9ab 100644 --- a/engines/gob/surface.cpp +++ b/engines/gob/surface.cpp @@ -167,7 +167,7 @@ uint16 Surface::getHeight() const { return _height; } -uint16 Surface::getBPP() const { +uint8 Surface::getBPP() const { return _bpp; } @@ -186,6 +186,22 @@ void Surface::resize(uint16 width, uint16 height) { memset(_vidMem, 0, _bpp * _width * _height); } +void Surface::setBPP(uint8 bpp) { + if (_bpp == bpp) + return; + + if (_ownVidMem) { + delete[] _vidMem; + + _vidMem = new byte[bpp * _width * _height]; + } else + _width = (_width * _bpp) / bpp; + + _bpp = bpp; + + memset(_vidMem, 0, _bpp * _width * _height); +} + byte *Surface::getData(uint16 x, uint16 y) { return _vidMem + (y * _width * _bpp) + (x * _bpp); } diff --git a/engines/gob/surface.h b/engines/gob/surface.h index 9a26dbc79b..b22bfb9222 100644 --- a/engines/gob/surface.h +++ b/engines/gob/surface.h @@ -82,13 +82,15 @@ public: uint16 getWidth () const; uint16 getHeight() const; - uint16 getBPP () const; + uint8 getBPP () const; byte *getData(uint16 x = 0, uint16 y = 0); const byte *getData(uint16 x = 0, uint16 y = 0) const; void resize(uint16 width, uint16 height); + void setBPP(uint8 bpp); + Pixel get(uint16 x = 0, uint16 y = 0); ConstPixel get(uint16 x = 0, uint16 y = 0) const; |