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author | Tobia Tesan | 2013-06-27 15:09:19 +0200 |
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committer | Tobia Tesan | 2013-07-31 23:26:09 +0200 |
commit | 03c4b7a240d53b36c86aea564fb8ae0b0a747604 (patch) | |
tree | 6091f118f6f78be5e2379010edd748e59cd2dee2 /engines/wintermute/graphics | |
parent | 6716fa39a6fb2a3925576288c256688c5aadd7e9 (diff) | |
download | scummvm-rg350-03c4b7a240d53b36c86aea564fb8ae0b0a747604.tar.gz scummvm-rg350-03c4b7a240d53b36c86aea564fb8ae0b0a747604.tar.bz2 scummvm-rg350-03c4b7a240d53b36c86aea564fb8ae0b0a747604.zip |
WINTERMUTE: Introduce TransformStruct and FloatPoint; add operators to Point32
Diffstat (limited to 'engines/wintermute/graphics')
-rw-r--r-- | engines/wintermute/graphics/transform_struct.cpp | 127 | ||||
-rw-r--r-- | engines/wintermute/graphics/transform_struct.h | 87 |
2 files changed, 214 insertions, 0 deletions
diff --git a/engines/wintermute/graphics/transform_struct.cpp b/engines/wintermute/graphics/transform_struct.cpp new file mode 100644 index 0000000000..9a11aa9fdd --- /dev/null +++ b/engines/wintermute/graphics/transform_struct.cpp @@ -0,0 +1,127 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#include "engines/wintermute/graphics/transform_struct.h" +#include "engines/wintermute/graphics/transparent_surface.h" + +namespace Wintermute { +void TransformStruct::init(Point32 zoom, uint32 angle, Point32 hotspot, bool alphaDisable, TSpriteBlendMode blendMode, uint32 rgbaMod, bool mirrorX, bool mirrorY, Point32 offset) { + _zoom = zoom; + _angle = angle; + _hotspot = hotspot; + _blendMode = blendMode; + _rgbaMod = rgbaMod; + _alphaDisable = alphaDisable; + _flip = 0; + _flip += TransparentSurface::FLIP_H * mirrorX; + _flip += TransparentSurface::FLIP_V * mirrorY; + _offset = offset; +} + + +TransformStruct::TransformStruct(int32 zoomX, int32 zoomY, uint32 angle, int32 hotspotX, int32 hotspotY, TSpriteBlendMode blendMode, uint32 rgbaMod, bool mirrorX, bool mirrorY, int32 offsetX, int32 offsetY) { + init(Point32(zoomX, zoomY), + angle, + Point32(hotspotX, hotspotY), + false, + blendMode, + rgbaMod, + mirrorX, mirrorY, + Point32(offsetX, offsetY)); +} + +TransformStruct::TransformStruct(int32 zoomX, int32 zoomY, TSpriteBlendMode blendMode, uint32 rgbaMod, bool mirrorX, bool mirrorY) { + init(Point32(zoomX, zoomY), + DEFAULT_ANGLE, + Point32(DEFAULT_HOTSPOT_X, DEFAULT_HOTSPOT_Y), + false, + blendMode, + rgbaMod, + mirrorX, + mirrorY, + Point32(DEFAULT_OFFSET_X, DEFAULT_OFFSET_Y)); +} + +TransformStruct::TransformStruct(int32 zoom, TSpriteBlendMode blendMode, uint32 rgbaMod, bool mirrorX, bool mirrorY) { + init(Point32(zoom, zoom), + DEFAULT_ANGLE, + Point32(DEFAULT_HOTSPOT_X, DEFAULT_HOTSPOT_Y), + false, + blendMode, + rgbaMod, + mirrorX, mirrorY, + Point32(DEFAULT_OFFSET_X, DEFAULT_OFFSET_Y)); +} + +TransformStruct::TransformStruct(int32 zoom, bool mirrorX, bool mirrorY) { + init(Point32(zoom, zoom), + DEFAULT_ANGLE, + Point32(DEFAULT_HOTSPOT_X, DEFAULT_HOTSPOT_Y), + true, + BLEND_NORMAL, + DEFAULT_RGBAMOD, + mirrorX, mirrorY, + Point32(DEFAULT_OFFSET_X, DEFAULT_OFFSET_Y)); +} + +TransformStruct::TransformStruct(int32 zoomX, int32 zoomY, uint32 angle, int32 hotspotX, int32 hotspotY) { + init(Point32(zoomX, zoomY), + angle, + Point32(hotspotX, hotspotY), + true, + BLEND_NORMAL, + DEFAULT_RGBAMOD, + false, false, + Point32(DEFAULT_OFFSET_X, DEFAULT_OFFSET_Y)); +} + +TransformStruct::TransformStruct(int32 zoom) { + init(Point32(zoom, zoom), + DEFAULT_ANGLE, + Point32(DEFAULT_HOTSPOT_X, DEFAULT_HOTSPOT_Y), + true, + BLEND_NORMAL, + DEFAULT_RGBAMOD, + false, false, + Point32(DEFAULT_OFFSET_X, DEFAULT_OFFSET_Y)); +} + +TransformStruct::TransformStruct() { + init(Point32(DEFAULT_ZOOM_X, DEFAULT_ZOOM_Y), + DEFAULT_ANGLE, + Point32(DEFAULT_HOTSPOT_X, DEFAULT_HOTSPOT_Y), + true, + BLEND_NORMAL, + DEFAULT_RGBAMOD, + false, false, + Point32(DEFAULT_OFFSET_X, DEFAULT_OFFSET_Y)); +} + +bool TransformStruct::mirrorX() const { + return (bool)(_flip & TransparentSurface::FLIP_H); +} + +bool TransformStruct::mirrorY() const { + return (bool)(_flip & TransparentSurface::FLIP_V); +} + +} diff --git a/engines/wintermute/graphics/transform_struct.h b/engines/wintermute/graphics/transform_struct.h new file mode 100644 index 0000000000..9a28a48bd1 --- /dev/null +++ b/engines/wintermute/graphics/transform_struct.h @@ -0,0 +1,87 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#ifndef GRAPHICS_TRANSFORM_STRUCT_H +#define GRAPHICS_TRANSFORM_STRUCT_H + +#include "engines/wintermute/math/rect32.h" +#include "engines/wintermute/dctypes.h" + +#define DEFAULT_ZOOM_X 100 +#define DEFAULT_ZOOM_Y 100 +#define DEFAULT_RGBAMOD 0xFFFFFFFF +#define DEFAULT_HOTSPOT_X 0 +#define DEFAULT_HOTSPOT_Y 0 +#define DEFAULT_OFFSET_X 0 +#define DEFAULT_OFFSET_Y 0 +#define DEFAULT_ANGLE 0 + +namespace Wintermute { +/** + * Contains all the required information that define a transform. + * Same source sprite + same TransformStruct = Same resulting sprite. + * Has a number of overloaded constructors to accomodate various argument lists. + */ +struct TransformStruct { +private: + void init(Point32 zoom, uint32 angle, Point32 hotspot, bool alphaDisable, TSpriteBlendMode blendMode, uint32 alpha, bool mirrorX, bool mirrorY, Point32 offset); + +public: + TransformStruct(int32 zoomX, int32 zoomY, uint32 angle, int32 hotspotX, int32 hotspotY, TSpriteBlendMode blendMode, uint32 alpha, bool mirrorX = false, bool mirrorY = false, int32 offsetX = 0, int32 offsetY = 0); + TransformStruct(int32 zoomX, int32 zoomY, TSpriteBlendMode blendMode, uint32 alpha, bool mirrorX = false, bool mirrorY = false); + TransformStruct(int32 zoom, TSpriteBlendMode blendMode, uint32 alpha, bool mirrorX, bool mirrorY); + TransformStruct(int32 zoom, bool mirrorX, bool mirrorY); + TransformStruct(int32 zoomX, int32 zoomY, uint32 angle, int32 hotspotX = 0, int32 hotspotY = 0); + TransformStruct(int32 zoom); + TransformStruct(); + + Point32 _zoom; ///< Zoom; 100 = no zoom + Point32 _hotspot; ///< Position of the hotspot + uint32 _angle; ///< Rotation angle, in degrees + byte _flip; ///< Bitflag: see TransparentSurface::FLIP_XXX + bool _alphaDisable; + TSpriteBlendMode _blendMode; + uint32 _rgbaMod; ///< RGBa + Point32 _offset; + + bool mirrorX() const; + bool mirrorY() const; + + bool operator==(const TransformStruct &compare) const { + return (compare._angle == _angle && + compare._flip == _flip && + compare._zoom == _zoom && + compare._offset == _offset && + compare._alphaDisable == _alphaDisable && + compare._rgbaMod == _rgbaMod && + compare._blendMode == _blendMode + ); + } + + bool operator!=(const TransformStruct &compare) const { + return !(compare == *this); + } +}; + +} + +#endif |