From 385f8358ab2ea138a39eb6fc76d246b3c5f48e45 Mon Sep 17 00:00:00 2001 From: Eugene Sandulenko Date: Tue, 3 Jun 2014 18:19:59 +0300 Subject: WINTERMUTE: Switch to use of moved to OSystem TransparentSurface --- engines/wintermute/graphics/transform_struct.cpp | 119 --- engines/wintermute/graphics/transform_struct.h | 89 --- engines/wintermute/graphics/transform_tools.cpp | 87 --- engines/wintermute/graphics/transform_tools.h | 53 -- .../wintermute/graphics/transparent_surface.cpp | 851 --------------------- engines/wintermute/graphics/transparent_surface.h | 153 ---- 6 files changed, 1352 deletions(-) delete mode 100644 engines/wintermute/graphics/transform_struct.cpp delete mode 100644 engines/wintermute/graphics/transform_struct.h delete mode 100644 engines/wintermute/graphics/transform_tools.cpp delete mode 100644 engines/wintermute/graphics/transform_tools.h delete mode 100644 engines/wintermute/graphics/transparent_surface.cpp delete mode 100644 engines/wintermute/graphics/transparent_surface.h (limited to 'engines/wintermute/graphics') diff --git a/engines/wintermute/graphics/transform_struct.cpp b/engines/wintermute/graphics/transform_struct.cpp deleted file mode 100644 index 9483975d94..0000000000 --- a/engines/wintermute/graphics/transform_struct.cpp +++ /dev/null @@ -1,119 +0,0 @@ -/* 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; - _numTimesX = 1; - _numTimesY = 1; -} - -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(float zoomX, float zoomY, uint32 angle, int32 hotspotX, int32 hotspotY, TSpriteBlendMode blendMode, uint32 rgbaMod, bool mirrorX, bool mirrorY, int32 offsetX, int32 offsetY) { - init(Point32((int32)(zoomX / 100.0 * kDefaultZoomX), - (int32)(zoomY / 100.0 * kDefaultZoomY)), - 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), - kDefaultAngle, - Point32(kDefaultHotspotX, kDefaultHotspotY), - false, - blendMode, - rgbaMod, - mirrorX, - mirrorY, - Point32(kDefaultOffsetX, kDefaultOffsetY)); -} - -TransformStruct::TransformStruct(int32 zoomX, int32 zoomY, uint32 angle, int32 hotspotX, int32 hotspotY) { - init(Point32(zoomX, zoomY), - angle, - Point32(hotspotX, hotspotY), - true, - BLEND_NORMAL, - kDefaultRgbaMod, - false, false, - Point32(kDefaultOffsetX, kDefaultOffsetY)); -} - -TransformStruct::TransformStruct(int32 numTimesX, int32 numTimesY) { - init(Point32(kDefaultZoomX, kDefaultZoomY), - kDefaultAngle, - Point32(kDefaultHotspotX, kDefaultHotspotY), - false, - BLEND_NORMAL, - kDefaultRgbaMod, - false, false, - Point32(kDefaultOffsetX, kDefaultOffsetY)); - _numTimesX = numTimesX; - _numTimesY = numTimesY; -} - -TransformStruct::TransformStruct() { - init(Point32(kDefaultZoomX, kDefaultZoomY), - kDefaultAngle, - Point32(kDefaultHotspotX, kDefaultHotspotY), - true, - BLEND_NORMAL, - kDefaultRgbaMod, - false, false, - Point32(kDefaultOffsetX, kDefaultOffsetY)); -} - -bool TransformStruct::getMirrorX() const { - return (bool)(_flip & TransparentSurface::FLIP_H); -} - -bool TransformStruct::getMirrorY() const { - return (bool)(_flip & TransparentSurface::FLIP_V); -} -} // End of namespace Wintermute diff --git a/engines/wintermute/graphics/transform_struct.h b/engines/wintermute/graphics/transform_struct.h deleted file mode 100644 index f80b0967cb..0000000000 --- a/engines/wintermute/graphics/transform_struct.h +++ /dev/null @@ -1,89 +0,0 @@ -/* 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 WINTERMUTE_TRANSFORM_STRUCT_H -#define WINTERMUTE_TRANSFORM_STRUCT_H - -#include "engines/wintermute/math/rect32.h" -#include "engines/wintermute/dctypes.h" - -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. - */ - -const int32 kDefaultZoomX = 100; -const int32 kDefaultZoomY = 100; -const uint32 kDefaultRgbaMod = 0xFFFFFFFF; -const int32 kDefaultHotspotX = 0; -const int32 kDefaultHotspotY = 0; -const int32 kDefaultOffsetX = 0; -const int32 kDefaultOffsetY = 0; -const int32 kDefaultAngle = 0; - -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(float zoomX, float 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 zoomX, int32 zoomY, uint32 angle, int32 hotspotX = 0, int32 hotspotY = 0); - TransformStruct(int32 numTimesX, int32 numTimesY); - TransformStruct(); - - Point32 _zoom; ///< Zoom; 100 = no zoom - Point32 _hotspot; ///< Position of the hotspot - int32 _angle; ///< Rotation angle, in degrees - byte _flip; ///< Bitflag: see TransparentSurface::FLIP_XXX - bool _alphaDisable; - TSpriteBlendMode _blendMode; - uint32 _rgbaMod; ///< RGBa - Point32 _offset; - int32 _numTimesX; - int32 _numTimesY; - - bool getMirrorX() const; - bool getMirrorY() 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 && - compare._numTimesX == _numTimesX && - compare._numTimesY == _numTimesY - ); - } - - bool operator!=(const TransformStruct &compare) const { - return !(compare == *this); - } -}; -} // End of namespace Wintermute -#endif diff --git a/engines/wintermute/graphics/transform_tools.cpp b/engines/wintermute/graphics/transform_tools.cpp deleted file mode 100644 index 7a009c26fa..0000000000 --- a/engines/wintermute/graphics/transform_tools.cpp +++ /dev/null @@ -1,87 +0,0 @@ -/* 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_tools.h" -#include - -namespace Wintermute { - -FloatPoint TransformTools::transformPoint(FloatPoint point, const float rotate, const Point32 &zoom, const bool mirrorX, const bool mirrorY) { - float rotateRad = rotate * M_PI / 180.0f; - float x = point.x; - float y = point.y; - x = (x * zoom.x) / kDefaultZoomX; - y = (y * zoom.y) / kDefaultZoomY; -#if 0 - // TODO: Mirroring should be done before rotation, but the blitting - // code does the inverse, so we match that for now. - if (mirrorX) - x *= -1; - if (mirrorY) - y *= -1; -#endif - FloatPoint newPoint; - newPoint.x = x * cos(rotateRad) - y * sin(rotateRad); - newPoint.y = x * sin(rotateRad) + y * cos(rotateRad); - if (mirrorX) { - newPoint.x *= -1; - } - if (mirrorY) { - newPoint.y *= -1; - } - return newPoint; -} - -Rect32 TransformTools::newRect(const Rect32 &oldRect, const TransformStruct &transform, Point32 *newHotspot) { - Point32 nw(oldRect.left, oldRect.top); - Point32 ne(oldRect.right, oldRect.top); - Point32 sw(oldRect.left, oldRect.bottom); - Point32 se(oldRect.right, oldRect.bottom); - - FloatPoint nw1, ne1, sw1, se1; - - nw1 = transformPoint(nw - transform._hotspot, transform._angle, transform._zoom); - ne1 = transformPoint(ne - transform._hotspot, transform._angle, transform._zoom); - sw1 = transformPoint(sw - transform._hotspot, transform._angle, transform._zoom); - se1 = transformPoint(se - transform._hotspot, transform._angle, transform._zoom); - - float top = MIN(nw1.y, MIN(ne1.y, MIN(sw1.y, se1.y))); - float bottom = MAX(nw1.y, MAX(ne1.y, MAX(sw1.y, se1.y))); - float left = MIN(nw1.x, MIN(ne1.x, MIN(sw1.x, se1.x))); - float right = MAX(nw1.x, MAX(ne1.x, MAX(sw1.x, se1.x))); - - if (newHotspot) { - newHotspot->y = (uint32)(-floor(top)); - newHotspot->x = (uint32)(-floor(left)); - } - - Rect32 res; - res.top = (int32)(floor(top)) + transform._hotspot.y; - res.bottom = (int32)(ceil(bottom)) + transform._hotspot.y; - res.left = (int32)(floor(left)) + transform._hotspot.x; - res.right = (int32)(ceil(right)) + transform._hotspot.x; - - return res; -} - -} // End of namespace Wintermute diff --git a/engines/wintermute/graphics/transform_tools.h b/engines/wintermute/graphics/transform_tools.h deleted file mode 100644 index e259db04e5..0000000000 --- a/engines/wintermute/graphics/transform_tools.h +++ /dev/null @@ -1,53 +0,0 @@ -/* 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 WINTERMUTE_TRANSFORM_TOOLS_H -#define WINTERMUTE_TRANSFORM_TOOLS_H - -#include "engines/wintermute/math/rect32.h" -#include "engines/wintermute/math/floatpoint.h" -#include "engines/wintermute/graphics/transform_struct.h" - -namespace Wintermute { - -class TransformTools { -public: - /** - * Basic transform (scale + rotate) for a single point - */ - static FloatPoint transformPoint(FloatPoint point, const float rotate, const Point32 &zoom, const bool mirrorX = false, const bool mirrorY = false); - - /** - * @param &point the point on which the transform is to be applied - * @param rotate the angle in degrees - * @param &zoom zoom x,y in percent - * @param mirrorX flip along the vertical axis? - * @param mirrorY flip along the horizontal axis? - * @return the smallest rect that can contain the transformed sprite - * and, as a side-effect, "newHotspot" will tell you where the hotspot will - * have ended up in the new rect, for centering. - */ - static Rect32 newRect(const Rect32 &oldRect, const TransformStruct &transform, Point32 *newHotspot); -}; - -} // End of namespace Wintermute -#endif diff --git a/engines/wintermute/graphics/transparent_surface.cpp b/engines/wintermute/graphics/transparent_surface.cpp deleted file mode 100644 index b16ba0ffdc..0000000000 --- a/engines/wintermute/graphics/transparent_surface.cpp +++ /dev/null @@ -1,851 +0,0 @@ -/* 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. - * - * - * The bottom part of this is file is adapted from SDL_rotozoom.c. The - * relevant copyright notice for those specific functions can be found at the - * top of that section. - * - */ - - - -#include "common/algorithm.h" -#include "common/endian.h" -#include "common/util.h" -#include "common/rect.h" -#include "common/math.h" -#include "common/textconsole.h" -#include "graphics/primitives.h" -#include "engines/wintermute/graphics/transparent_surface.h" -#include "engines/wintermute/graphics/transform_tools.h" - -//#define ENABLE_BILINEAR - -namespace Wintermute { - -static const int kAShift = 0;//img->format.aShift; - -static const int kBModShift = 0;//img->format.bShift; -static const int kGModShift = 8;//img->format.gShift; -static const int kRModShift = 16;//img->format.rShift; -static const int kAModShift = 24;//img->format.aShift; - -#ifdef SCUMM_LITTLE_ENDIAN -static const int kAIndex = 0; -static const int kBIndex = 1; -static const int kGIndex = 2; -static const int kRIndex = 3; - -#else -static const int kAIndex = 3; -static const int kBIndex = 2; -static const int kGIndex = 1; -static const int kRIndex = 0; -#endif - -void doBlitOpaqueFast(byte *ino, byte *outo, uint32 width, uint32 height, uint32 pitch, int32 inStep, int32 inoStep); -void doBlitBinaryFast(byte *ino, byte *outo, uint32 width, uint32 height, uint32 pitch, int32 inStep, int32 inoStep); -void doBlitAlphaBlend(byte *ino, byte *outo, uint32 width, uint32 height, uint32 pitch, int32 inStep, int32 inoStep, uint32 color); -void doBlitAdditiveBlend(byte *ino, byte *outo, uint32 width, uint32 height, uint32 pitch, int32 inStep, int32 inoStep, uint32 color); -void doBlitSubtractiveBlend(byte *ino, byte *outo, uint32 width, uint32 height, uint32 pitch, int32 inStep, int32 inoStep, uint32 color); - -TransparentSurface::TransparentSurface() : Surface(), _alphaMode(ALPHA_FULL) {} - -TransparentSurface::TransparentSurface(const Surface &surf, bool copyData) : Surface(), _alphaMode(ALPHA_FULL) { - if (copyData) { - copyFrom(surf); - } else { - w = surf.w; - h = surf.h; - pitch = surf.pitch; - format = surf.format; - // We need to cast the const qualifier away here because 'pixels' - // always needs to be writable. 'surf' however is a constant Surface, - // thus getPixels will always return const pixel data. - pixels = const_cast(surf.getPixels()); - } -} - -/** - * Optimized version of doBlit to be used w/opaque blitting (no alpha). - */ -void doBlitOpaqueFast(byte *ino, byte *outo, uint32 width, uint32 height, uint32 pitch, int32 inStep, int32 inoStep) { - - byte *in; - byte *out; - - for (uint32 i = 0; i < height; i++) { - out = outo; - in = ino; - memcpy(out, in, width * 4); - for (uint32 j = 0; j < width; j++) { - out[kAIndex] = 0xFF; - out += 4; - } - outo += pitch; - ino += inoStep; - } -} - -/** - * Optimized version of doBlit to be used w/binary blitting (blit or no-blit, no blending). - */ -void doBlitBinaryFast(byte *ino, byte *outo, uint32 width, uint32 height, uint32 pitch, int32 inStep, int32 inoStep) { - - byte *in; - byte *out; - - for (uint32 i = 0; i < height; i++) { - out = outo; - in = ino; - for (uint32 j = 0; j < width; j++) { - uint32 pix = *(uint32 *)in; - int a = (pix >> kAShift) & 0xff; - - if (a != 0) { // Full opacity (Any value not exactly 0 is Opaque here) - *(uint32 *)out = pix; - out[kAIndex] = 0xFF; - } - out += 4; - in += inStep; - } - outo += pitch; - ino += inoStep; - } -} - -/** - * Optimized version of doBlit to be used with alpha blended blitting - * @param ino a pointer to the input surface - * @param outo a pointer to the output surface - * @param width width of the input surface - * @param height height of the input surface - * @param pitch pitch of the output surface - that is, width in bytes of every row, usually bpp * width of the TARGET surface (the area we are blitting to might be smaller, do the math) - * @inStep size in bytes to skip to address each pixel, usually bpp of the source surface - * @inoStep width in bytes of every row on the *input* surface / kind of like pitch - * @color colormod in 0xAARRGGBB format - 0xFFFFFFFF for no colormod - */ -void doBlitAlphaBlend(byte *ino, byte *outo, uint32 width, uint32 height, uint32 pitch, int32 inStep, int32 inoStep, uint32 color) { - byte *in; - byte *out; - - if (color == 0xffffffff) { - - for (uint32 i = 0; i < height; i++) { - out = outo; - in = ino; - for (uint32 j = 0; j < width; j++) { - - if (in[kAIndex] != 0) { - out[kAIndex] = 255; - out[kRIndex] = ((in[kRIndex] * in[kAIndex]) + out[kRIndex] * (255 - in[kAIndex])) >> 8; - out[kGIndex] = ((in[kGIndex] * in[kAIndex]) + out[kGIndex] * (255 - in[kAIndex])) >> 8; - out[kBIndex] = ((in[kBIndex] * in[kAIndex]) + out[kBIndex] * (255 - in[kAIndex])) >> 8; - } - - in += inStep; - out += 4; - } - outo += pitch; - ino += inoStep; - } - } else { - - byte ca = (color >> kAModShift) & 0xFF; - byte cr = (color >> kRModShift) & 0xFF; - byte cg = (color >> kGModShift) & 0xFF; - byte cb = (color >> kBModShift) & 0xFF; - - for (uint32 i = 0; i < height; i++) { - out = outo; - in = ino; - for (uint32 j = 0; j < width; j++) { - - uint32 ina = in[kAIndex] * ca >> 8; - out[kAIndex] = 255; - out[kBIndex] = (out[kBIndex] * (255 - ina) >> 8); - out[kGIndex] = (out[kGIndex] * (255 - ina) >> 8); - out[kRIndex] = (out[kRIndex] * (255 - ina) >> 8); - - out[kBIndex] = out[kBIndex] + (in[kBIndex] * ina * cb >> 16); - out[kGIndex] = out[kGIndex] + (in[kGIndex] * ina * cg >> 16); - out[kRIndex] = out[kRIndex] + (in[kRIndex] * ina * cr >> 16); - - in += inStep; - out += 4; - } - outo += pitch; - ino += inoStep; - } - } -} - -/** - * Optimized version of doBlit to be used with additive blended blitting - */ -void doBlitAdditiveBlend(byte *ino, byte *outo, uint32 width, uint32 height, uint32 pitch, int32 inStep, int32 inoStep, uint32 color) { - byte *in; - byte *out; - - if (color == 0xffffffff) { - - for (uint32 i = 0; i < height; i++) { - out = outo; - in = ino; - for (uint32 j = 0; j < width; j++) { - - if (in[kAIndex] != 0) { - out[kRIndex] = MIN((in[kRIndex] * in[kAIndex] >> 8) + out[kRIndex], 255); - out[kGIndex] = MIN((in[kGIndex] * in[kAIndex] >> 8) + out[kGIndex], 255); - out[kBIndex] = MIN((in[kBIndex] * in[kAIndex] >> 8) + out[kBIndex], 255); - } - - in += inStep; - out += 4; - } - outo += pitch; - ino += inoStep; - } - } else { - - byte ca = (color >> kAModShift) & 0xFF; - byte cr = (color >> kRModShift) & 0xFF; - byte cg = (color >> kGModShift) & 0xFF; - byte cb = (color >> kBModShift) & 0xFF; - - for (uint32 i = 0; i < height; i++) { - out = outo; - in = ino; - for (uint32 j = 0; j < width; j++) { - - uint32 ina = in[kAIndex] * ca >> 8; - - if (cb != 255) { - out[kBIndex] = MIN(out[kBIndex] + ((in[kBIndex] * cb * ina) >> 16), 255u); - } else { - out[kBIndex] = MIN(out[kBIndex] + (in[kBIndex] * ina >> 8), 255u); - } - - if (cg != 255) { - out[kGIndex] = MIN(out[kGIndex] + ((in[kGIndex] * cg * ina) >> 16), 255u); - } else { - out[kGIndex] = MIN(out[kGIndex] + (in[kGIndex] * ina >> 8), 255u); - } - - if (cr != 255) { - out[kRIndex] = MIN(out[kRIndex] + ((in[kRIndex] * cr * ina) >> 16), 255u); - } else { - out[kRIndex] = MIN(out[kRIndex] + (in[kRIndex] * ina >> 8), 255u); - } - - in += inStep; - out += 4; - } - outo += pitch; - ino += inoStep; - } - } -} - -/** - * Optimized version of doBlit to be used with subtractive blended blitting - */ -void doBlitSubtractiveBlend(byte *ino, byte *outo, uint32 width, uint32 height, uint32 pitch, int32 inStep, int32 inoStep, uint32 color) { - byte *in; - byte *out; - - if (color == 0xffffffff) { - - for (uint32 i = 0; i < height; i++) { - out = outo; - in = ino; - for (uint32 j = 0; j < width; j++) { - - if (in[kAIndex] != 0) { - out[kRIndex] = MAX(out[kRIndex] - ((in[kRIndex] * out[kRIndex]) * in[kAIndex] >> 16), 0); - out[kGIndex] = MAX(out[kGIndex] - ((in[kGIndex] * out[kGIndex]) * in[kAIndex] >> 16), 0); - out[kBIndex] = MAX(out[kBIndex] - ((in[kBIndex] * out[kBIndex]) * in[kAIndex] >> 16), 0); - } - - in += inStep; - out += 4; - } - outo += pitch; - ino += inoStep; - } - } else { - - byte cr = (color >> kRModShift) & 0xFF; - byte cg = (color >> kGModShift) & 0xFF; - byte cb = (color >> kBModShift) & 0xFF; - - for (uint32 i = 0; i < height; i++) { - out = outo; - in = ino; - for (uint32 j = 0; j < width; j++) { - - out[kAIndex] = 255; - if (cb != 255) { - out[kBIndex] = MAX(out[kBIndex] - ((in[kBIndex] * cb * (out[kBIndex]) * in[kAIndex]) >> 24), 0); - } else { - out[kBIndex] = MAX(out[kBIndex] - (in[kBIndex] * (out[kBIndex]) * in[kAIndex] >> 16), 0); - } - - if (cg != 255) { - out[kGIndex] = MAX(out[kGIndex] - ((in[kGIndex] * cg * (out[kGIndex]) * in[kAIndex]) >> 24), 0); - } else { - out[kGIndex] = MAX(out[kGIndex] - (in[kGIndex] * (out[kGIndex]) * in[kAIndex] >> 16), 0); - } - - if (cr != 255) { - out[kRIndex] = MAX(out[kRIndex] - ((in[kRIndex] * cr * (out[kRIndex]) * in[kAIndex]) >> 24), 0); - } else { - out[kRIndex] = MAX(out[kRIndex] - (in[kRIndex] * (out[kRIndex]) * in[kAIndex] >> 16), 0); - } - - in += inStep; - out += 4; - } - outo += pitch; - ino += inoStep; - } - } -} - -Common::Rect TransparentSurface::blit(Graphics::Surface &target, int posX, int posY, int flipping, Common::Rect *pPartRect, uint color, int width, int height, TSpriteBlendMode blendMode) { - - Common::Rect retSize; - retSize.top = 0; - retSize.left = 0; - retSize.setWidth(0); - retSize.setHeight(0); - // Check if we need to draw anything at all - int ca = (color >> 24) & 0xff; - - if (ca == 0) { - return retSize; - } - - // Create an encapsulating surface for the data - TransparentSurface srcImage(*this, false); - // TODO: Is the data really in the screen format? - if (format.bytesPerPixel != 4) { - warning("TransparentSurface can only blit 32 bpp images"); - return retSize; - } - - if (pPartRect) { - - int xOffset = pPartRect->left; - int yOffset = pPartRect->top; - - if (flipping & FLIP_V) { - yOffset = srcImage.h - pPartRect->bottom; - } - - if (flipping & FLIP_H) { - xOffset = srcImage.w - pPartRect->right; - } - - srcImage.pixels = getBasePtr(xOffset, yOffset); - srcImage.w = pPartRect->width(); - srcImage.h = pPartRect->height(); - - debug(6, "Blit(%d, %d, %d, [%d, %d, %d, %d], %08x, %d, %d)", posX, posY, flipping, - pPartRect->left, pPartRect->top, pPartRect->width(), pPartRect->height(), color, width, height); - } else { - - debug(6, "Blit(%d, %d, %d, [%d, %d, %d, %d], %08x, %d, %d)", posX, posY, flipping, 0, 0, - srcImage.w, srcImage.h, color, width, height); - } - - if (width == -1) { - width = srcImage.w; - } - if (height == -1) { - height = srcImage.h; - } - -#ifdef SCALING_TESTING - // Hardcode scaling to 66% to test scaling - width = width * 2 / 3; - height = height * 2 / 3; -#endif - - Graphics::Surface *img = nullptr; - Graphics::Surface *imgScaled = nullptr; - byte *savedPixels = nullptr; - if ((width != srcImage.w) || (height != srcImage.h)) { - // Scale the image - img = imgScaled = srcImage.scale(width, height); - savedPixels = (byte *)img->getPixels(); - } else { - img = &srcImage; - } - - // Handle off-screen clipping - if (posY < 0) { - img->h = MAX(0, (int)img->h - -posY); - img->setPixels((byte *)img->getBasePtr(0, -posY)); - posY = 0; - } - - if (posX < 0) { - img->w = MAX(0, (int)img->w - -posX); - img->setPixels((byte *)img->getBasePtr(-posX, 0)); - posX = 0; - } - - img->w = CLIP((int)img->w, 0, (int)MAX((int)target.w - posX, 0)); - img->h = CLIP((int)img->h, 0, (int)MAX((int)target.h - posY, 0)); - - if ((img->w > 0) && (img->h > 0)) { - int xp = 0, yp = 0; - - int inStep = 4; - int inoStep = img->pitch; - if (flipping & TransparentSurface::FLIP_H) { - inStep = -inStep; - xp = img->w - 1; - } - - if (flipping & TransparentSurface::FLIP_V) { - inoStep = -inoStep; - yp = img->h - 1; - } - - byte *ino = (byte *)img->getBasePtr(xp, yp); - byte *outo = (byte *)target.getBasePtr(posX, posY); - - if (color == 0xFFFFFFFF && blendMode == BLEND_NORMAL && _alphaMode == ALPHA_OPAQUE) { - doBlitOpaqueFast(ino, outo, img->w, img->h, target.pitch, inStep, inoStep); - } else if (color == 0xFFFFFFFF && blendMode == BLEND_NORMAL && _alphaMode == ALPHA_BINARY) { - doBlitBinaryFast(ino, outo, img->w, img->h, target.pitch, inStep, inoStep); - } else { - if (blendMode == BLEND_ADDITIVE) { - doBlitAdditiveBlend(ino, outo, img->w, img->h, target.pitch, inStep, inoStep, color); - } else if (blendMode == BLEND_SUBTRACTIVE) { - doBlitSubtractiveBlend(ino, outo, img->w, img->h, target.pitch, inStep, inoStep, color); - } else { - assert(blendMode == BLEND_NORMAL); - doBlitAlphaBlend(ino, outo, img->w, img->h, target.pitch, inStep, inoStep, color); - } - } - - } - - retSize.setWidth(img->w); - retSize.setHeight(img->h); - - if (imgScaled) { - imgScaled->setPixels(savedPixels); - imgScaled->free(); - delete imgScaled; - } - - return retSize; -} - -/** - * Writes a color key to the alpha channel of the surface - * @param rKey the red component of the color key - * @param gKey the green component of the color key - * @param bKey the blue component of the color key - * @param overwriteAlpha if true, all other alpha will be set fully opaque - */ -void TransparentSurface::applyColorKey(uint8 rKey, uint8 gKey, uint8 bKey, bool overwriteAlpha) { - assert(format.bytesPerPixel == 4); - for (int i = 0; i < h; i++) { - for (int j = 0; j < w; j++) { - uint32 pix = ((uint32 *)pixels)[i * w + j]; - uint8 r, g, b, a; - format.colorToARGB(pix, a, r, g, b); - if (r == rKey && g == gKey && b == bKey) { - a = 0; - ((uint32 *)pixels)[i * w + j] = format.ARGBToColor(a, r, g, b); - } else if (overwriteAlpha) { - a = 255; - ((uint32 *)pixels)[i * w + j] = format.ARGBToColor(a, r, g, b); - } - } - } -} - -TransparentSurface::AlphaType TransparentSurface::getAlphaMode() const { - return _alphaMode; -} - -void TransparentSurface::setAlphaMode(TransparentSurface::AlphaType mode) { - _alphaMode = mode; -} - - - - - - -/* - -The below two functions are adapted from SDL_rotozoom.c, -taken from SDL_gfx-2.0.18. - -Its copyright notice: - -============================================================================= -SDL_rotozoom.c: rotozoomer, zoomer and shrinker for 32bit or 8bit surfaces - -Copyright (C) 2001-2012 Andreas Schiffler - -This software is provided 'as-is', without any express or implied -warranty. In no event will the authors be held liable for any damages -arising from the use of this software. - -Permission is granted to anyone to use this software for any purpose, -including commercial applications, and to alter it and redistribute it -freely, subject to the following restrictions: - -1. The origin of this software must not be misrepresented; you must not -claim that you wrote the original software. If you use this software -in a product, an acknowledgment in the product documentation would be -appreciated but is not required. - -2. Altered source versions must be plainly marked as such, and must not be -misrepresented as being the original software. - -3. This notice may not be removed or altered from any source -distribution. - -Andreas Schiffler -- aschiffler at ferzkopp dot net -============================================================================= - - -The functions have been adapted for different structures and coordinate -systems. - -*/ - - - - - -TransparentSurface *TransparentSurface::rotoscale(const TransformStruct &transform) const { - - assert(transform._angle != 0); // This would not be ideal; rotoscale() should never be called in conditional branches where angle = 0 anyway. - - Point32 newHotspot; - Common::Rect srcRect(0, 0, (int16)w, (int16)h); - Rect32 rect = TransformTools::newRect(Rect32(srcRect), transform, &newHotspot); - Common::Rect dstRect(0, 0, (int16)(rect.right - rect.left), (int16)(rect.bottom - rect.top)); - - TransparentSurface *target = new TransparentSurface(); - assert(format.bytesPerPixel == 4); - - int srcW = w; - int srcH = h; - int dstW = dstRect.width(); - int dstH = dstRect.height(); - - target->create((uint16)dstW, (uint16)dstH, this->format); - - if (transform._zoom.x == 0 || transform._zoom.y == 0) { - return target; - } - - uint32 invAngle = 360 - (transform._angle % 360); - float invCos = cos(invAngle * M_PI / 180.0); - float invSin = sin(invAngle * M_PI / 180.0); - - struct tColorRGBA { byte r; byte g; byte b; byte a; }; - int icosx = (int)(invCos * (65536.0f * kDefaultZoomX / transform._zoom.x)); - int isinx = (int)(invSin * (65536.0f * kDefaultZoomX / transform._zoom.x)); - int icosy = (int)(invCos * (65536.0f * kDefaultZoomY / transform._zoom.y)); - int isiny = (int)(invSin * (65536.0f * kDefaultZoomY / transform._zoom.y)); - - - bool flipx = false, flipy = false; // TODO: See mirroring comment in RenderTicket ctor - - int xd = (srcRect.left + transform._hotspot.x) << 16; - int yd = (srcRect.top + transform._hotspot.y) << 16; - int cx = newHotspot.x; - int cy = newHotspot.y; - - int ax = -icosx * cx; - int ay = -isiny * cx; - int sw = srcW - 1; - int sh = srcH - 1; - - tColorRGBA *pc = (tColorRGBA*)target->getBasePtr(0, 0); - - for (int y = 0; y < dstH; y++) { - int t = cy - y; - int sdx = ax + (isinx * t) + xd; - int sdy = ay - (icosy * t) + yd; - for (int x = 0; x < dstW; x++) { - int dx = (sdx >> 16); - int dy = (sdy >> 16); - if (flipx) { - dx = sw - dx; - } - if (flipy) { - dy = sh - dy; - } - -#ifdef ENABLE_BILINEAR - if ((dx > -1) && (dy > -1) && (dx < sw) && (dy < sh)) { - const tColorRGBA *sp = (const tColorRGBA *)getBasePtr(dx, dy); - tColorRGBA c00, c01, c10, c11, cswap; - c00 = *sp; - sp += 1; - c01 = *sp; - sp += (this->pitch / 4); - c11 = *sp; - sp -= 1; - c10 = *sp; - if (flipx) { - cswap = c00; c00=c01; c01=cswap; - cswap = c10; c10=c11; c11=cswap; - } - if (flipy) { - cswap = c00; c00=c10; c10=cswap; - cswap = c01; c01=c11; c11=cswap; - } - /* - * Interpolate colors - */ - int ex = (sdx & 0xffff); - int ey = (sdy & 0xffff); - int t1, t2; - t1 = ((((c01.r - c00.r) * ex) >> 16) + c00.r) & 0xff; - t2 = ((((c11.r - c10.r) * ex) >> 16) + c10.r) & 0xff; - pc->r = (((t2 - t1) * ey) >> 16) + t1; - t1 = ((((c01.g - c00.g) * ex) >> 16) + c00.g) & 0xff; - t2 = ((((c11.g - c10.g) * ex) >> 16) + c10.g) & 0xff; - pc->g = (((t2 - t1) * ey) >> 16) + t1; - t1 = ((((c01.b - c00.b) * ex) >> 16) + c00.b) & 0xff; - t2 = ((((c11.b - c10.b) * ex) >> 16) + c10.b) & 0xff; - pc->b = (((t2 - t1) * ey) >> 16) + t1; - t1 = ((((c01.a - c00.a) * ex) >> 16) + c00.a) & 0xff; - t2 = ((((c11.a - c10.a) * ex) >> 16) + c10.a) & 0xff; - pc->a = (((t2 - t1) * ey) >> 16) + t1; - } -#else - if ((dx >= 0) && (dy >= 0) && (dx < srcW) && (dy < srcH)) { - const tColorRGBA *sp = (const tColorRGBA *)getBasePtr(dx, dy); - *pc = *sp; - } -#endif - sdx += icosx; - sdy += isiny; - pc++; - } - } - return target; -} - -TransparentSurface *TransparentSurface::scale(uint16 newWidth, uint16 newHeight) const { - - Common::Rect srcRect(0, 0, (int16)w, (int16)h); - Common::Rect dstRect(0, 0, (int16)newWidth, (int16)newHeight); - - TransparentSurface *target = new TransparentSurface(); - - assert(format.bytesPerPixel == 4); - - int srcW = srcRect.width(); - int srcH = srcRect.height(); - int dstW = dstRect.width(); - int dstH = dstRect.height(); - - target->create((uint16)dstW, (uint16)dstH, this->format); - -#ifdef ENABLE_BILINEAR - - // NB: The actual order of these bytes may not be correct, but - // since all values are treated equal, that does not matter. - struct tColorRGBA { byte r; byte g; byte b; byte a; }; - - bool flipx = false, flipy = false; // TODO: See mirroring comment in RenderTicket ctor - - - int *sax = new int[dstW + 1]; - int *say = new int[dstH + 1]; - assert(sax && say); - - /* - * Precalculate row increments - */ - int spixelw = (srcW - 1); - int spixelh = (srcH - 1); - int sx = (int) (65536.0f * (float) spixelw / (float) (dstW - 1)); - int sy = (int) (65536.0f * (float) spixelh / (float) (dstH - 1)); - - /* Maximum scaled source size */ - int ssx = (srcW << 16) - 1; - int ssy = (srcH << 16) - 1; - - /* Precalculate horizontal row increments */ - int csx = 0; - int *csax = sax; - for (int x = 0; x <= dstW; x++) { - *csax = csx; - csax++; - csx += sx; - - /* Guard from overflows */ - if (csx > ssx) { - csx = ssx; - } - } - - /* Precalculate vertical row increments */ - int csy = 0; - int *csay = say; - for (int y = 0; y <= dstH; y++) { - *csay = csy; - csay++; - csy += sy; - - /* Guard from overflows */ - if (csy > ssy) { - csy = ssy; - } - } - - const tColorRGBA *sp = (const tColorRGBA *) getBasePtr(0, 0); - tColorRGBA *dp = (tColorRGBA *) target->getBasePtr(0, 0); - int spixelgap = srcW; - - if (flipx) { - sp += spixelw; - } - if (flipy) { - sp += spixelgap * spixelh; - } - - csay = say; - for (int y = 0; y < dstH; y++) { - const tColorRGBA *csp = sp; - csax = sax; - for (int x = 0; x < dstW; x++) { - /* - * Setup color source pointers - */ - int ex = (*csax & 0xffff); - int ey = (*csay & 0xffff); - int cx = (*csax >> 16); - int cy = (*csay >> 16); - - const tColorRGBA *c00, *c01, *c10, *c11; - c00 = sp; - c01 = sp; - c10 = sp; - if (cy < spixelh) { - if (flipy) { - c10 -= spixelgap; - } else { - c10 += spixelgap; - } - } - c11 = c10; - if (cx < spixelw) { - if (flipx) { - c01--; - c11--; - } else { - c01++; - c11++; - } - } - - /* - * Draw and interpolate colors - */ - int t1, t2; - t1 = ((((c01->r - c00->r) * ex) >> 16) + c00->r) & 0xff; - t2 = ((((c11->r - c10->r) * ex) >> 16) + c10->r) & 0xff; - dp->r = (((t2 - t1) * ey) >> 16) + t1; - t1 = ((((c01->g - c00->g) * ex) >> 16) + c00->g) & 0xff; - t2 = ((((c11->g - c10->g) * ex) >> 16) + c10->g) & 0xff; - dp->g = (((t2 - t1) * ey) >> 16) + t1; - t1 = ((((c01->b - c00->b) * ex) >> 16) + c00->b) & 0xff; - t2 = ((((c11->b - c10->b) * ex) >> 16) + c10->b) & 0xff; - dp->b = (((t2 - t1) * ey) >> 16) + t1; - t1 = ((((c01->a - c00->a) * ex) >> 16) + c00->a) & 0xff; - t2 = ((((c11->a - c10->a) * ex) >> 16) + c10->a) & 0xff; - dp->a = (((t2 - t1) * ey) >> 16) + t1; - - /* - * Advance source pointer x - */ - int *salastx = csax; - csax++; - int sstepx = (*csax >> 16) - (*salastx >> 16); - if (flipx) { - sp -= sstepx; - } else { - sp += sstepx; - } - - /* - * Advance destination pointer x - */ - dp++; - } - /* - * Advance source pointer y - */ - int *salasty = csay; - csay++; - int sstepy = (*csay >> 16) - (*salasty >> 16); - sstepy *= spixelgap; - if (flipy) { - sp = csp - sstepy; - } else { - sp = csp + sstepy; - } - } - - delete[] sax; - delete[] say; - -#else - - int *scaleCacheX = new int[dstW]; - for (int x = 0; x < dstW; x++) { - scaleCacheX[x] = (x * srcW) / dstW; - } - - for (int y = 0; y < dstH; y++) { - uint32 *destP = (uint32 *)target->getBasePtr(0, y); - const uint32 *srcP = (const uint32 *)getBasePtr(0, (y * srcH) / dstH); - for (int x = 0; x < dstW; x++) { - *destP++ = srcP[scaleCacheX[x]]; - } - } - delete[] scaleCacheX; - -#endif - - return target; - -} - -} // End of namespace Wintermute diff --git a/engines/wintermute/graphics/transparent_surface.h b/engines/wintermute/graphics/transparent_surface.h deleted file mode 100644 index e5049a5f3f..0000000000 --- a/engines/wintermute/graphics/transparent_surface.h +++ /dev/null @@ -1,153 +0,0 @@ -/* 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_TRANSPARENTSURFACE_H -#define GRAPHICS_TRANSPARENTSURFACE_H - -#include "graphics/surface.h" -#include "engines/wintermute/graphics/transform_struct.h" - -/* - * This code is based on Broken Sword 2.5 engine - * - * Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer - * - * Licensed under GNU GPL v2 - * - */ - -// TODO: Find a better solution for this. -#define BS_RGB(R,G,B) (0xFF000000 | ((R) << 16) | ((G) << 8) | (B)) -#define BS_ARGB(A,R,G,B) (((A) << 24) | ((R) << 16) | ((G) << 8) | (B)) - -namespace Wintermute { - -/** - * A transparent graphics surface, which implements alpha blitting. - */ -struct TransparentSurface : public Graphics::Surface { - TransparentSurface(); - TransparentSurface(const Graphics::Surface &surf, bool copyData = false); - - void setColorKey(char r, char g, char b); - void disableColorKey(); - - // Enums - /** - @brief The possible flipping parameters for the blit methode. - */ - enum FLIP_FLAGS { - /// The image will not be flipped. - FLIP_NONE = 0, - /// The image will be flipped at the horizontal axis. - FLIP_H = 1, - /// The image will be flipped at the vertical axis. - FLIP_V = 2, - /// The image will be flipped at the horizontal and vertical axis. - FLIP_HV = FLIP_H | FLIP_V, - /// The image will be flipped at the horizontal and vertical axis. - FLIP_VH = FLIP_H | FLIP_V - }; - - enum AlphaType { - ALPHA_OPAQUE = 0, - ALPHA_BINARY = 1, - ALPHA_FULL = 2 - }; - - - /** - @brief renders the surface to another surface - @param target a pointer to the target surface. In most cases this is the framebuffer. - @param posX the position on the X-axis in the target image in pixels where the image is supposed to be rendered.
- The default value is 0. - @param posY the position on the Y-axis in the target image in pixels where the image is supposed to be rendered.
- The default value is 0. - @param flipping how the the image should be flipped.
- The default value is BS_Image::FLIP_NONE (no flipping) - @param pPartRect Pointer on Common::Rect which specifies the section to be rendered. If the whole image has to be rendered the Pointer is NULL.
- This referes to the unflipped and unscaled image.
- The default value is NULL. - @param color an ARGB color value, which determines the parameters for the color modulation und alpha blending.
- The alpha component of the color determines the alpha blending parameter (0 = no covering, 255 = full covering).
- The color components determines the color for color modulation.
- The default value is BS_ARGB(255, 255, 255, 255) (full covering, no color modulation). - The macros BS_RGB and BS_ARGB can be used for the creation of the color value. - @param width the output width of the screen section. - The images will be scaled if the output width of the screen section differs from the image section.
- The value -1 determines that the image should not be scaled.
- The default value is -1. - @param height the output height of the screen section. - The images will be scaled if the output width of the screen section differs from the image section.
- The value -1 determines that the image should not be scaled.
- The default value is -1. - @return returns false if the rendering failed. - */ - Common::Rect blit(Graphics::Surface &target, int posX = 0, int posY = 0, - int flipping = FLIP_NONE, - Common::Rect *pPartRect = nullptr, - uint color = BS_ARGB(255, 255, 255, 255), - int width = -1, int height = -1, - TSpriteBlendMode blend = BLEND_NORMAL); - void applyColorKey(uint8 r, uint8 g, uint8 b, bool overwriteAlpha = false); - - /** - * @brief Scale function; this returns a transformed version of this surface after rotation and - * scaling. Please do not use this if angle != 0, use rotoscale. - * - * @param newWidth the resulting width. - * @param newHeight the resulting height. - * @see TransformStruct - */ - TransparentSurface *scale(uint16 newWidth, uint16 newHeight) const; - - /** - * @brief Rotoscale function; this returns a transformed version of this surface after rotation and - * scaling. Please do not use this if angle == 0, use plain old scaling function. - * - * @param transform a TransformStruct wrapping the required info. @see TransformStruct - * - */ - TransparentSurface *rotoscale(const TransformStruct &transform) const; - AlphaType getAlphaMode() const; - void setAlphaMode(AlphaType); -private: - AlphaType _alphaMode; - -}; - -/** - * A deleter for Surface objects which can be used with SharedPtr. - * - * This deleter assures Surface::free is called on deletion. - */ -/*struct SharedPtrTransparentSurfaceDeleter { - void operator()(TransparentSurface *ptr) { - ptr->free(); - delete ptr; - } -};*/ - -} // End of namespace Wintermute - - -#endif -- cgit v1.2.3