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|
/* 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 "common/scummsys.h"
#include "zvision/zvision.h"
#include "zvision/graphics/render_manager.h"
#include "zvision/scripting/script_manager.h"
#include "zvision/text/text.h"
#include "zvision/file/lzss_read_stream.h"
#include "common/file.h"
#include "common/system.h"
#include "common/stream.h"
#include "engines/util.h"
#include "image/tga.h"
namespace ZVision {
RenderManager::RenderManager(ZVision *engine, uint32 windowWidth, uint32 windowHeight, const Common::Rect workingWindow, const Graphics::PixelFormat pixelFormat, bool doubleFPS)
: _engine(engine),
_system(engine->_system),
_workingWidth(workingWindow.width()),
_workingHeight(workingWindow.height()),
_screenCenterX(_workingWidth / 2),
_screenCenterY(_workingHeight / 2),
_workingWindow(workingWindow),
_pixelFormat(pixelFormat),
_backgroundWidth(0),
_backgroundHeight(0),
_backgroundOffset(0),
_renderTable(_workingWidth, _workingHeight),
_doubleFPS(doubleFPS) {
_backgroundSurface.create(_workingWidth, _workingHeight, _pixelFormat);
_effectSurface.create(_workingWidth, _workingHeight, _pixelFormat);
_warpedSceneSurface.create(_workingWidth, _workingHeight, _pixelFormat);
_menuSurface.create(windowWidth, workingWindow.top, _pixelFormat);
_subtitleSurface.create(windowWidth, windowHeight - workingWindow.bottom, _pixelFormat);
_menuArea = Common::Rect(0, 0, windowWidth, workingWindow.top);
_subtitleArea = Common::Rect(0, workingWindow.bottom, windowWidth, windowHeight);
_subid = 0;
}
RenderManager::~RenderManager() {
_currentBackgroundImage.free();
_backgroundSurface.free();
_effectSurface.free();
_warpedSceneSurface.free();
_menuSurface.free();
_subtitleSurface.free();
}
void RenderManager::renderSceneToScreen() {
Graphics::Surface *out = &_warpedSceneSurface;
Graphics::Surface *in = &_backgroundSurface;
Common::Rect outWndDirtyRect;
// If we have graphical effects, we apply them using a temporary buffer
if (!_effects.empty()) {
bool copied = false;
Common::Rect windowRect(_workingWidth, _workingHeight);
for (EffectsList::iterator it = _effects.begin(); it != _effects.end(); it++) {
Common::Rect rect = (*it)->getRegion();
Common::Rect screenSpaceLocation = rect;
if ((*it)->isPort()) {
screenSpaceLocation = transformBackgroundSpaceRectToScreenSpace(screenSpaceLocation);
}
if (windowRect.intersects(screenSpaceLocation)) {
if (!copied) {
copied = true;
_effectSurface.copyFrom(_backgroundSurface);
in = &_effectSurface;
}
const Graphics::Surface *post;
if ((*it)->isPort())
post = (*it)->draw(_currentBackgroundImage.getSubArea(rect));
else
post = (*it)->draw(_effectSurface.getSubArea(rect));
Common::Rect empty;
blitSurfaceToSurface(*post, empty, _effectSurface, screenSpaceLocation.left, screenSpaceLocation.top);
screenSpaceLocation.clip(windowRect);
if (_backgroundSurfaceDirtyRect .isEmpty()) {
_backgroundSurfaceDirtyRect = screenSpaceLocation;
} else {
_backgroundSurfaceDirtyRect.extend(screenSpaceLocation);
}
}
}
}
RenderTable::RenderState state = _renderTable.getRenderState();
if (state == RenderTable::PANORAMA || state == RenderTable::TILT) {
if (!_backgroundSurfaceDirtyRect.isEmpty()) {
_renderTable.mutateImage(&_warpedSceneSurface, in);
out = &_warpedSceneSurface;
outWndDirtyRect = Common::Rect(_workingWidth, _workingHeight);
}
} else {
out = in;
outWndDirtyRect = _backgroundSurfaceDirtyRect;
}
if (!outWndDirtyRect.isEmpty()) {
Common::Rect rect(
outWndDirtyRect.left + _workingWindow.left,
outWndDirtyRect.top + _workingWindow.top,
outWndDirtyRect.left + _workingWindow.left + outWndDirtyRect.width(),
outWndDirtyRect.top + _workingWindow.top + outWndDirtyRect.height()
);
copyToScreen(*out, rect, outWndDirtyRect.left, outWndDirtyRect.top);
}
}
void RenderManager::copyToScreen(const Graphics::Surface &surface, Common::Rect &rect, int16 srcLeft, int16 srcTop) {
// Convert the surface to RGB565, if needed
Graphics::Surface *outSurface = surface.convertTo(_engine->_screenPixelFormat);
_system->copyRectToScreen(outSurface->getBasePtr(srcLeft, srcTop),
outSurface->pitch,
rect.left,
rect.top,
rect.width(),
rect.height());
outSurface->free();
delete outSurface;
}
void RenderManager::renderImageToBackground(const Common::String &fileName, int16 destX, int16 destY) {
Graphics::Surface surface;
readImageToSurface(fileName, surface);
blitSurfaceToBkg(surface, destX, destY);
surface.free();
}
void RenderManager::renderImageToBackground(const Common::String &fileName, int16 destX, int16 destY, uint32 keycolor) {
Graphics::Surface surface;
readImageToSurface(fileName, surface);
blitSurfaceToBkg(surface, destX, destY, keycolor);
surface.free();
}
void RenderManager::renderImageToBackground(const Common::String &fileName, int16 destX, int16 destY, int16 keyX, int16 keyY) {
Graphics::Surface surface;
readImageToSurface(fileName, surface);
uint16 keycolor = *(uint16 *)surface.getBasePtr(keyX, keyY);
blitSurfaceToBkg(surface, destX, destY, keycolor);
surface.free();
}
void RenderManager::readImageToSurface(const Common::String &fileName, Graphics::Surface &destination) {
bool isTransposed = _renderTable.getRenderState() == RenderTable::PANORAMA;
readImageToSurface(fileName, destination, isTransposed);
}
void RenderManager::readImageToSurface(const Common::String &fileName, Graphics::Surface &destination, bool transposed) {
Common::File file;
if (!_engine->getSearchManager()->openFile(file, fileName)) {
warning("Could not open file %s", fileName.c_str());
return;
}
// Read the magic number
// Some files are true TGA, while others are TGZ
uint32 fileType = file.readUint32BE();
uint32 imageWidth;
uint32 imageHeight;
Image::TGADecoder tga;
uint16 *buffer;
// All ZVision images are in RGB 555
destination.format = _engine->_resourcePixelFormat;
bool isTGZ;
// Check for TGZ files
if (fileType == MKTAG('T', 'G', 'Z', '\0')) {
isTGZ = true;
// TGZ files have a header and then Bitmap data that is compressed with LZSS
uint32 decompressedSize = file.readSint32LE() / 2;
imageWidth = file.readSint32LE();
imageHeight = file.readSint32LE();
LzssReadStream lzssStream(&file);
buffer = (uint16 *)(new uint16[decompressedSize]);
lzssStream.read(buffer, 2 * decompressedSize);
#ifndef SCUMM_LITTLE_ENDIAN
for (uint32 i = 0; i < decompressedSize; ++i)
buffer[i] = FROM_LE_16(buffer[i]);
#endif
} else {
isTGZ = false;
// Reset the cursor
file.seek(0);
// Decode
if (!tga.loadStream(file)) {
warning("Error while reading TGA image");
return;
}
Graphics::Surface tgaSurface = *(tga.getSurface());
imageWidth = tgaSurface.w;
imageHeight = tgaSurface.h;
buffer = (uint16 *)tgaSurface.getPixels();
}
// Flip the width and height if transposed
if (transposed) {
uint16 temp = imageHeight;
imageHeight = imageWidth;
imageWidth = temp;
}
// If the destination internal buffer is the same size as what we're copying into it,
// there is no need to free() and re-create
if (imageWidth != destination.w || imageHeight != destination.h) {
destination.create(imageWidth, imageHeight, _engine->_resourcePixelFormat);
}
// If transposed, 'un-transpose' the data while copying it to the destination
// Otherwise, just do a simple copy
if (transposed) {
uint16 *dest = (uint16 *)destination.getPixels();
for (uint32 y = 0; y < imageHeight; ++y) {
uint32 columnIndex = y * imageWidth;
for (uint32 x = 0; x < imageWidth; ++x) {
dest[columnIndex + x] = buffer[x * imageHeight + y];
}
}
} else {
memcpy(destination.getPixels(), buffer, imageWidth * imageHeight * destination.format.bytesPerPixel);
}
// Cleanup
if (isTGZ) {
delete[] buffer;
} else {
tga.destroy();
}
}
const Common::Point RenderManager::screenSpaceToImageSpace(const Common::Point &point) {
if (_workingWindow.contains(point)) {
// Convert from screen space to working window space
Common::Point newPoint(point - Common::Point(_workingWindow.left, _workingWindow.top));
RenderTable::RenderState state = _renderTable.getRenderState();
if (state == RenderTable::PANORAMA || state == RenderTable::TILT) {
newPoint = _renderTable.convertWarpedCoordToFlatCoord(newPoint);
}
if (state == RenderTable::PANORAMA) {
newPoint += (Common::Point(_backgroundOffset - _screenCenterX, 0));
} else if (state == RenderTable::TILT) {
newPoint += (Common::Point(0, _backgroundOffset - _screenCenterY));
}
if (_backgroundWidth)
newPoint.x %= _backgroundWidth;
if (_backgroundHeight)
newPoint.y %= _backgroundHeight;
if (newPoint.x < 0)
newPoint.x += _backgroundWidth;
if (newPoint.y < 0)
newPoint.y += _backgroundHeight;
return newPoint;
} else {
return Common::Point(0, 0);
}
}
RenderTable *RenderManager::getRenderTable() {
return &_renderTable;
}
void RenderManager::setBackgroundImage(const Common::String &fileName) {
readImageToSurface(fileName, _currentBackgroundImage);
_backgroundWidth = _currentBackgroundImage.w;
_backgroundHeight = _currentBackgroundImage.h;
_backgroundDirtyRect = Common::Rect(_backgroundWidth, _backgroundHeight);
}
void RenderManager::setBackgroundPosition(int offset) {
RenderTable::RenderState state = _renderTable.getRenderState();
if (state == RenderTable::TILT || state == RenderTable::PANORAMA)
if (_backgroundOffset != offset)
_backgroundDirtyRect = Common::Rect(_backgroundWidth, _backgroundHeight);
_backgroundOffset = offset;
_engine->getScriptManager()->setStateValue(StateKey_ViewPos, offset);
}
uint32 RenderManager::getCurrentBackgroundOffset() {
RenderTable::RenderState state = _renderTable.getRenderState();
if (state == RenderTable::PANORAMA) {
return _backgroundOffset;
} else if (state == RenderTable::TILT) {
return _backgroundOffset;
} else {
return 0;
}
}
Graphics::Surface *RenderManager::tranposeSurface(const Graphics::Surface *surface) {
Graphics::Surface *tranposedSurface = new Graphics::Surface();
tranposedSurface->create(surface->h, surface->w, surface->format);
const uint16 *source = (const uint16 *)surface->getPixels();
uint16 *dest = (uint16 *)tranposedSurface->getPixels();
for (uint32 y = 0; y < tranposedSurface->h; ++y) {
uint32 columnIndex = y * tranposedSurface->w;
for (uint32 x = 0; x < tranposedSurface->w; ++x) {
dest[columnIndex + x] = source[x * surface->w + y];
}
}
return tranposedSurface;
}
void RenderManager::scaleBuffer(const void *src, void *dst, uint32 srcWidth, uint32 srcHeight, byte bytesPerPixel, uint32 dstWidth, uint32 dstHeight) {
assert(bytesPerPixel == 1 || bytesPerPixel == 2);
const float xscale = (float)srcWidth / (float)dstWidth;
const float yscale = (float)srcHeight / (float)dstHeight;
if (bytesPerPixel == 1) {
const byte *srcPtr = (const byte *)src;
byte *dstPtr = (byte *)dst;
for (uint32 y = 0; y < dstHeight; ++y) {
for (uint32 x = 0; x < dstWidth; ++x) {
*dstPtr = srcPtr[(int)(x * xscale) + (int)(y * yscale) * srcWidth];
dstPtr++;
}
}
} else if (bytesPerPixel == 2) {
const uint16 *srcPtr = (const uint16 *)src;
uint16 *dstPtr = (uint16 *)dst;
for (uint32 y = 0; y < dstHeight; ++y) {
for (uint32 x = 0; x < dstWidth; ++x) {
*dstPtr = srcPtr[(int)(x * xscale) + (int)(y * yscale) * srcWidth];
dstPtr++;
}
}
}
}
void RenderManager::blitSurfaceToSurface(const Graphics::Surface &src, const Common::Rect &_srcRect , Graphics::Surface &dst, int _x, int _y) {
Common::Rect srcRect = _srcRect;
if (srcRect.isEmpty())
srcRect = Common::Rect(src.w, src.h);
srcRect.clip(src.w, src.h);
Common::Rect dstRect = Common::Rect(-_x + srcRect.left , -_y + srcRect.top, -_x + srcRect.left + dst.w, -_y + srcRect.top + dst.h);
srcRect.clip(dstRect);
if (srcRect.isEmpty() || !srcRect.isValidRect())
return;
Graphics::Surface *srcAdapted = src.convertTo(dst.format);
// Copy srcRect from src surface to dst surface
const byte *srcBuffer = (const byte *)srcAdapted->getBasePtr(srcRect.left, srcRect.top);
int xx = _x;
int yy = _y;
if (xx < 0)
xx = 0;
if (yy < 0)
yy = 0;
if (_x >= dst.w || _y >= dst.h) {
srcAdapted->free();
delete srcAdapted;
return;
}
byte *dstBuffer = (byte *)dst.getBasePtr(xx, yy);
int32 w = srcRect.width();
int32 h = srcRect.height();
for (int32 y = 0; y < h; y++) {
memcpy(dstBuffer, srcBuffer, w * srcAdapted->format.bytesPerPixel);
srcBuffer += srcAdapted->pitch;
dstBuffer += dst.pitch;
}
srcAdapted->free();
delete srcAdapted;
}
void RenderManager::blitSurfaceToSurface(const Graphics::Surface &src, const Common::Rect &_srcRect , Graphics::Surface &dst, int _x, int _y, uint32 colorkey) {
Common::Rect srcRect = _srcRect;
if (srcRect.isEmpty())
srcRect = Common::Rect(src.w, src.h);
srcRect.clip(src.w, src.h);
Common::Rect dstRect = Common::Rect(-_x + srcRect.left , -_y + srcRect.top, -_x + srcRect.left + dst.w, -_y + srcRect.top + dst.h);
srcRect.clip(dstRect);
if (srcRect.isEmpty() || !srcRect.isValidRect())
return;
Graphics::Surface *srcAdapted = src.convertTo(dst.format);
uint32 keycolor = colorkey & ((1 << (src.format.bytesPerPixel << 3)) - 1);
// Copy srcRect from src surface to dst surface
const byte *srcBuffer = (const byte *)srcAdapted->getBasePtr(srcRect.left, srcRect.top);
int xx = _x;
int yy = _y;
if (xx < 0)
xx = 0;
if (yy < 0)
yy = 0;
if (_x >= dst.w || _y >= dst.h) {
srcAdapted->free();
delete srcAdapted;
return;
}
byte *dstBuffer = (byte *)dst.getBasePtr(xx, yy);
int32 w = srcRect.width();
int32 h = srcRect.height();
for (int32 y = 0; y < h; y++) {
switch (srcAdapted->format.bytesPerPixel) {
case 1: {
const uint *srcTemp = (const uint *)srcBuffer;
uint *dstTemp = (uint *)dstBuffer;
for (int32 x = 0; x < w; x++) {
if (*srcTemp != keycolor)
*dstTemp = *srcTemp;
srcTemp++;
dstTemp++;
}
}
break;
case 2: {
const uint16 *srcTemp = (const uint16 *)srcBuffer;
uint16 *dstTemp = (uint16 *)dstBuffer;
for (int32 x = 0; x < w; x++) {
if (*srcTemp != keycolor)
*dstTemp = *srcTemp;
srcTemp++;
dstTemp++;
}
}
break;
case 4: {
const uint32 *srcTemp = (const uint32 *)srcBuffer;
uint32 *dstTemp = (uint32 *)dstBuffer;
for (int32 x = 0; x < w; x++) {
if (*srcTemp != keycolor)
*dstTemp = *srcTemp;
srcTemp++;
dstTemp++;
}
}
break;
default:
break;
}
srcBuffer += srcAdapted->pitch;
dstBuffer += dst.pitch;
}
srcAdapted->free();
delete srcAdapted;
}
void RenderManager::blitSurfaceToBkg(const Graphics::Surface &src, int x, int y, int32 colorkey) {
Common::Rect empt;
if (colorkey >= 0)
blitSurfaceToSurface(src, empt, _currentBackgroundImage, x, y, colorkey);
else
blitSurfaceToSurface(src, empt, _currentBackgroundImage, x, y);
Common::Rect dirty(src.w, src.h);
dirty.translate(x, y);
if (_backgroundDirtyRect.isEmpty())
_backgroundDirtyRect = dirty;
else
_backgroundDirtyRect.extend(dirty);
}
void RenderManager::blitSurfaceToBkgScaled(const Graphics::Surface &src, const Common::Rect &_dstRect, int32 colorkey) {
if (src.w == _dstRect.width() && src.h == _dstRect.height()) {
blitSurfaceToBkg(src, _dstRect.left, _dstRect.top, colorkey);
} else {
Graphics::Surface *tmp = new Graphics::Surface;
tmp->create(_dstRect.width(), _dstRect.height(), src.format);
scaleBuffer(src.getPixels(), tmp->getPixels(), src.w, src.h, src.format.bytesPerPixel, _dstRect.width(), _dstRect.height());
blitSurfaceToBkg(*tmp, _dstRect.left, _dstRect.top, colorkey);
tmp->free();
delete tmp;
}
}
void RenderManager::blitSurfaceToMenu(const Graphics::Surface &src, int x, int y, int32 colorkey) {
Common::Rect empt;
if (colorkey >= 0)
blitSurfaceToSurface(src, empt, _menuSurface, x, y, colorkey);
else
blitSurfaceToSurface(src, empt, _menuSurface, x, y);
Common::Rect dirty(src.w, src.h);
dirty.translate(x, y);
if (_menuSurfaceDirtyRect.isEmpty())
_menuSurfaceDirtyRect = dirty;
else
_menuSurfaceDirtyRect.extend(dirty);
}
Graphics::Surface *RenderManager::getBkgRect(Common::Rect &rect) {
Common::Rect dst = rect;
dst.clip(_backgroundWidth, _backgroundHeight);
if (dst.isEmpty() || !dst.isValidRect())
return NULL;
Graphics::Surface *srf = new Graphics::Surface;
srf->create(dst.width(), dst.height(), _currentBackgroundImage.format);
srf->copyRectToSurface(_currentBackgroundImage, 0, 0, Common::Rect(dst));
return srf;
}
Graphics::Surface *RenderManager::loadImage(Common::String file) {
Graphics::Surface *tmp = new Graphics::Surface;
readImageToSurface(file, *tmp);
return tmp;
}
Graphics::Surface *RenderManager::loadImage(Common::String file, bool transposed) {
Graphics::Surface *tmp = new Graphics::Surface;
readImageToSurface(file, *tmp, transposed);
return tmp;
}
void RenderManager::prepareBackground() {
_backgroundDirtyRect.clip(_backgroundWidth, _backgroundHeight);
RenderTable::RenderState state = _renderTable.getRenderState();
if (state == RenderTable::PANORAMA) {
// Calculate the visible portion of the background
Common::Rect viewPort(_workingWidth, _workingHeight);
viewPort.translate(-(_screenCenterX - _backgroundOffset), 0);
Common::Rect drawRect = _backgroundDirtyRect;
drawRect.clip(viewPort);
// Render the visible portion
if (!drawRect.isEmpty()) {
blitSurfaceToSurface(_currentBackgroundImage, drawRect, _backgroundSurface, _screenCenterX - _backgroundOffset + drawRect.left, drawRect.top);
}
// Mark the dirty portion of the surface
_backgroundSurfaceDirtyRect = _backgroundDirtyRect;
_backgroundSurfaceDirtyRect.translate(_screenCenterX - _backgroundOffset, 0);
// Panorama mode allows the user to spin in circles. Therefore, we need to render
// the portion of the image that wrapped to the other side of the screen
if (_backgroundOffset < _screenCenterX) {
viewPort.moveTo(-(_screenCenterX - (_backgroundOffset + _backgroundWidth)), 0);
drawRect = _backgroundDirtyRect;
drawRect.clip(viewPort);
if (!drawRect.isEmpty())
blitSurfaceToSurface(_currentBackgroundImage, drawRect, _backgroundSurface, _screenCenterX - (_backgroundOffset + _backgroundWidth) + drawRect.left, drawRect.top);
Common::Rect tmp = _backgroundDirtyRect;
tmp.translate(_screenCenterX - (_backgroundOffset + _backgroundWidth), 0);
if (!tmp.isEmpty())
_backgroundSurfaceDirtyRect.extend(tmp);
} else if (_backgroundWidth - _backgroundOffset < _screenCenterX) {
viewPort.moveTo(-(_screenCenterX + _backgroundWidth - _backgroundOffset), 0);
drawRect = _backgroundDirtyRect;
drawRect.clip(viewPort);
if (!drawRect.isEmpty())
blitSurfaceToSurface(_currentBackgroundImage, drawRect, _backgroundSurface, _screenCenterX + _backgroundWidth - _backgroundOffset + drawRect.left, drawRect.top);
Common::Rect tmp = _backgroundDirtyRect;
tmp.translate(_screenCenterX + _backgroundWidth - _backgroundOffset, 0);
if (!tmp.isEmpty())
_backgroundSurfaceDirtyRect.extend(tmp);
}
} else if (state == RenderTable::TILT) {
// Tilt doesn't allow wrapping, so we just do a simple clip
Common::Rect viewPort(_workingWidth, _workingHeight);
viewPort.translate(0, -(_screenCenterY - _backgroundOffset));
Common::Rect drawRect = _backgroundDirtyRect;
drawRect.clip(viewPort);
if (!drawRect.isEmpty())
blitSurfaceToSurface(_currentBackgroundImage, drawRect, _backgroundSurface, drawRect.left, _screenCenterY - _backgroundOffset + drawRect.top);
// Mark the dirty portion of the surface
_backgroundSurfaceDirtyRect = _backgroundDirtyRect;
_backgroundSurfaceDirtyRect.translate(0, _screenCenterY - _backgroundOffset);
} else {
if (!_backgroundDirtyRect.isEmpty())
blitSurfaceToSurface(_currentBackgroundImage, _backgroundDirtyRect, _backgroundSurface, _backgroundDirtyRect.left, _backgroundDirtyRect.top);
_backgroundSurfaceDirtyRect = _backgroundDirtyRect;
}
// Clear the dirty rect since everything is clean now
_backgroundDirtyRect = Common::Rect();
_backgroundSurfaceDirtyRect.clip(_workingWidth, _workingHeight);
}
void RenderManager::clearMenuSurface() {
_menuSurfaceDirtyRect = Common::Rect(0, 0, _menuSurface.w, _menuSurface.h);
_menuSurface.fillRect(_menuSurfaceDirtyRect, 0);
}
void RenderManager::clearMenuSurface(const Common::Rect &r) {
if (_menuSurfaceDirtyRect.isEmpty())
_menuSurfaceDirtyRect = r;
else
_menuSurfaceDirtyRect.extend(r);
_menuSurface.fillRect(r, 0);
}
void RenderManager::renderMenuToScreen() {
if (!_menuSurfaceDirtyRect.isEmpty()) {
_menuSurfaceDirtyRect.clip(Common::Rect(_menuSurface.w, _menuSurface.h));
if (!_menuSurfaceDirtyRect.isEmpty()) {
Common::Rect rect(
_menuSurfaceDirtyRect.left + _menuArea.left,
_menuSurfaceDirtyRect.top + _menuArea.top,
_menuSurfaceDirtyRect.left + _menuArea.left + _menuSurfaceDirtyRect.width(),
_menuSurfaceDirtyRect.top + _menuArea.top + _menuSurfaceDirtyRect.height()
);
copyToScreen(_menuSurface, rect, _menuSurfaceDirtyRect.left, _menuSurfaceDirtyRect.top);
}
_menuSurfaceDirtyRect = Common::Rect();
}
}
uint16 RenderManager::createSubArea(const Common::Rect &area) {
_subid++;
OneSubtitle sub;
sub.redraw = false;
sub.timer = -1;
sub.todelete = false;
sub.r = area;
_subsList[_subid] = sub;
return _subid;
}
uint16 RenderManager::createSubArea() {
Common::Rect r(_subtitleArea.left, _subtitleArea.top, _subtitleArea.right, _subtitleArea.bottom);
r.translate(-_workingWindow.left, -_workingWindow.top);
return createSubArea(r);
}
void RenderManager::deleteSubArea(uint16 id) {
if (_subsList.contains(id))
_subsList[id].todelete = true;
}
void RenderManager::deleteSubArea(uint16 id, int16 delay) {
if (_subsList.contains(id))
_subsList[id].timer = delay;
}
void RenderManager::updateSubArea(uint16 id, const Common::String &txt) {
if (_subsList.contains(id)) {
OneSubtitle *sub = &_subsList[id];
sub->txt = txt;
sub->redraw = true;
}
}
void RenderManager::processSubs(uint16 deltatime) {
bool redraw = false;
for (SubtitleMap::iterator it = _subsList.begin(); it != _subsList.end(); it++) {
if (it->_value.timer != -1) {
it->_value.timer -= deltatime;
if (it->_value.timer <= 0)
it->_value.todelete = true;
}
if (it->_value.todelete) {
_subsList.erase(it);
redraw = true;
} else if (it->_value.redraw) {
redraw = true;
}
}
if (redraw && _engine->getScriptManager()->getStateValue(StateKey_Subtitles) == 1) {
_subtitleSurface.fillRect(Common::Rect(_subtitleSurface.w, _subtitleSurface.h), 0);
for (SubtitleMap::iterator it = _subsList.begin(); it != _subsList.end(); it++) {
OneSubtitle *sub = &it->_value;
if (sub->txt.size()) {
Graphics::Surface *rndr = new Graphics::Surface();
rndr->create(sub->r.width(), sub->r.height(), _engine->_resourcePixelFormat);
_engine->getTextRenderer()->drawTxtInOneLine(sub->txt, *rndr);
Common::Rect empty;
blitSurfaceToSurface(*rndr, empty, _subtitleSurface, sub->r.left - _subtitleArea.left + _workingWindow.left, sub->r.top - _subtitleArea.top + _workingWindow.top);
rndr->free();
delete rndr;
}
sub->redraw = false;
}
Common::Rect rect(
_subtitleArea.left,
_subtitleArea.top,
_subtitleArea.left + _subtitleSurface.w,
_subtitleArea.top + _subtitleSurface.h
);
copyToScreen(_subtitleSurface, rect, 0, 0);
}
}
Common::Point RenderManager::getBkgSize() {
return Common::Point(_backgroundWidth, _backgroundHeight);
}
void RenderManager::addEffect(Effect *_effect) {
_effects.push_back(_effect);
}
void RenderManager::deleteEffect(uint32 ID) {
for (EffectsList::iterator it = _effects.begin(); it != _effects.end(); it++) {
if ((*it)->getKey() == ID) {
delete *it;
it = _effects.erase(it);
}
}
}
Common::Rect RenderManager::transformBackgroundSpaceRectToScreenSpace(const Common::Rect &src) {
Common::Rect tmp = src;
RenderTable::RenderState state = _renderTable.getRenderState();
if (state == RenderTable::PANORAMA) {
if (_backgroundOffset < _screenCenterX) {
Common::Rect rScreen(_screenCenterX + _backgroundOffset, _workingHeight);
Common::Rect lScreen(_workingWidth - rScreen.width(), _workingHeight);
lScreen.translate(_backgroundWidth - lScreen.width(), 0);
lScreen.clip(src);
rScreen.clip(src);
if (rScreen.width() < lScreen.width()) {
tmp.translate(_screenCenterX - _backgroundOffset - _backgroundWidth, 0);
} else {
tmp.translate(_screenCenterX - _backgroundOffset, 0);
}
} else if (_backgroundWidth - _backgroundOffset < _screenCenterX) {
Common::Rect rScreen(_screenCenterX - (_backgroundWidth - _backgroundOffset), _workingHeight);
Common::Rect lScreen(_workingWidth - rScreen.width(), _workingHeight);
lScreen.translate(_backgroundWidth - lScreen.width(), 0);
lScreen.clip(src);
rScreen.clip(src);
if (lScreen.width() < rScreen.width()) {
tmp.translate(_screenCenterX + (_backgroundWidth - _backgroundOffset), 0);
} else {
tmp.translate(_screenCenterX - _backgroundOffset, 0);
}
} else {
tmp.translate(_screenCenterX - _backgroundOffset, 0);
}
} else if (state == RenderTable::TILT) {
tmp.translate(0, (_screenCenterY - _backgroundOffset));
}
return tmp;
}
EffectMap *RenderManager::makeEffectMap(const Common::Point &xy, int16 depth, const Common::Rect &rect, int8 *_minComp, int8 *_maxComp) {
Common::Rect bkgRect(_backgroundWidth, _backgroundHeight);
if (!bkgRect.contains(xy))
return NULL;
if (!bkgRect.intersects(rect))
return NULL;
uint16 color = *(uint16 *)_currentBackgroundImage.getBasePtr(xy.x, xy.y);
uint8 stC1, stC2, stC3;
_currentBackgroundImage.format.colorToRGB(color, stC1, stC2, stC3);
EffectMap *newMap = new EffectMap;
EffectMapUnit unit;
unit.count = 0;
unit.inEffect = false;
int16 w = rect.width();
int16 h = rect.height();
bool first = true;
uint8 minComp = MIN(MIN(stC1, stC2), stC3);
uint8 maxComp = MAX(MAX(stC1, stC2), stC3);
uint8 depth8 = depth << 3;
for (int16 j = 0; j < h; j++) {
uint16 *pix = (uint16 *)_currentBackgroundImage.getBasePtr(rect.left, rect.top + j);
for (int16 i = 0; i < w; i++) {
uint16 curClr = pix[i];
uint8 cC1, cC2, cC3;
_currentBackgroundImage.format.colorToRGB(curClr, cC1, cC2, cC3);
bool use = false;
if (curClr == color)
use = true;
else if (curClr > color) {
if ((cC1 - stC1 < depth8) &&
(cC2 - stC2 < depth8) &&
(cC3 - stC3 < depth8))
use = true;
} else { /* if (curClr < color) */
if ((stC1 - cC1 < depth8) &&
(stC2 - cC2 < depth8) &&
(stC3 - cC3 < depth8))
use = true;
}
if (first) {
unit.inEffect = use;
first = false;
}
if (use) {
uint8 cMinComp = MIN(MIN(cC1, cC2), cC3);
uint8 cMaxComp = MAX(MAX(cC1, cC2), cC3);
if (cMinComp < minComp)
minComp = cMinComp;
if (cMaxComp > maxComp)
maxComp = cMaxComp;
}
if (unit.inEffect == use)
unit.count++;
else {
newMap->push_back(unit);
unit.count = 1;
unit.inEffect = use;
}
}
}
newMap->push_back(unit);
if (_minComp) {
if (minComp - depth8 < 0)
*_minComp = -(minComp >> 3);
else
*_minComp = -depth;
}
if (_maxComp) {
if ((int16)maxComp + (int16)depth8 > 255)
*_maxComp = (255 - maxComp) >> 3;
else
*_maxComp = depth;
}
return newMap;
}
EffectMap *RenderManager::makeEffectMap(const Graphics::Surface &surf, uint16 transp) {
EffectMapUnit unit;
unit.count = 0;
unit.inEffect = false;
int16 w = surf.w;
int16 h = surf.h;
EffectMap *newMap = new EffectMap;
bool first = true;
for (int16 j = 0; j < h; j++) {
const uint16 *pix = (const uint16 *)surf.getBasePtr(0, j);
for (int16 i = 0; i < w; i++) {
bool use = false;
if (pix[i] != transp)
use = true;
if (first) {
unit.inEffect = use;
first = false;
}
if (unit.inEffect == use)
unit.count++;
else {
newMap->push_back(unit);
unit.count = 1;
unit.inEffect = use;
}
}
}
newMap->push_back(unit);
return newMap;
}
void RenderManager::markDirty() {
_backgroundDirtyRect = Common::Rect(_backgroundWidth, _backgroundHeight);
}
#if 0
void RenderManager::bkgFill(uint8 r, uint8 g, uint8 b) {
_currentBackgroundImage.fillRect(Common::Rect(_currentBackgroundImage.w, _currentBackgroundImage.h), _currentBackgroundImage.format.RGBToColor(r, g, b));
markDirty();
}
#endif
void RenderManager::timedMessage(const Common::String &str, uint16 milsecs) {
uint16 msgid = createSubArea();
updateSubArea(msgid, str);
processSubs(0);
renderSceneToScreen();
deleteSubArea(msgid, milsecs);
}
bool RenderManager::askQuestion(const Common::String &str) {
uint16 msgid = createSubArea();
updateSubArea(msgid, str);
processSubs(0);
renderSceneToScreen();
_engine->stopClock();
int result = 0;
while (result == 0) {
Common::Event evnt;
while (_engine->getEventManager()->pollEvent(evnt)) {
if (evnt.type == Common::EVENT_KEYDOWN) {
switch (evnt.kbd.keycode) {
case Common::KEYCODE_y:
result = 2;
break;
case Common::KEYCODE_n:
result = 1;
break;
default:
break;
}
}
}
_system->updateScreen();
if (_doubleFPS)
_system->delayMillis(33);
else
_system->delayMillis(66);
}
deleteSubArea(msgid);
_engine->startClock();
return result == 2;
}
void RenderManager::delayedMessage(const Common::String &str, uint16 milsecs) {
uint16 msgid = createSubArea();
updateSubArea(msgid, str);
processSubs(0);
renderSceneToScreen();
_engine->stopClock();
uint32 stopTime = _system->getMillis() + milsecs;
while (_system->getMillis() < stopTime) {
Common::Event evnt;
while (_engine->getEventManager()->pollEvent(evnt)) {
if (evnt.type == Common::EVENT_KEYDOWN &&
(evnt.kbd.keycode == Common::KEYCODE_SPACE ||
evnt.kbd.keycode == Common::KEYCODE_RETURN ||
evnt.kbd.keycode == Common::KEYCODE_ESCAPE))
break;
}
_system->updateScreen();
if (_doubleFPS)
_system->delayMillis(33);
else
_system->delayMillis(66);
}
deleteSubArea(msgid);
_engine->startClock();
}
void RenderManager::showDebugMsg(const Common::String &msg, int16 delay) {
uint16 msgid = createSubArea();
updateSubArea(msgid, msg);
deleteSubArea(msgid, delay);
}
void RenderManager::updateRotation() {
int16 _velocity = _engine->getMouseVelocity() + _engine->getKeyboardVelocity();
ScriptManager *scriptManager = _engine->getScriptManager();
if (_doubleFPS)
_velocity /= 2;
if (_velocity) {
RenderTable::RenderState renderState = _renderTable.getRenderState();
if (renderState == RenderTable::PANORAMA) {
int16 startPosition = scriptManager->getStateValue(StateKey_ViewPos);
int16 newPosition = startPosition + (_renderTable.getPanoramaReverse() ? -_velocity : _velocity);
int16 zeroPoint = _renderTable.getPanoramaZeroPoint();
if (startPosition >= zeroPoint && newPosition < zeroPoint)
scriptManager->setStateValue(StateKey_Rounds, scriptManager->getStateValue(StateKey_Rounds) - 1);
if (startPosition <= zeroPoint && newPosition > zeroPoint)
scriptManager->setStateValue(StateKey_Rounds, scriptManager->getStateValue(StateKey_Rounds) + 1);
int16 screenWidth = getBkgSize().x;
if (screenWidth)
newPosition %= screenWidth;
if (newPosition < 0)
newPosition += screenWidth;
setBackgroundPosition(newPosition);
} else if (renderState == RenderTable::TILT) {
int16 startPosition = scriptManager->getStateValue(StateKey_ViewPos);
int16 newPosition = startPosition + _velocity;
int16 screenHeight = getBkgSize().y;
int16 tiltGap = _renderTable.getTiltGap();
if (newPosition >= (screenHeight - tiltGap))
newPosition = screenHeight - tiltGap;
if (newPosition <= tiltGap)
newPosition = tiltGap;
setBackgroundPosition(newPosition);
}
}
}
void RenderManager::checkBorders() {
RenderTable::RenderState renderState = _renderTable.getRenderState();
if (renderState == RenderTable::PANORAMA) {
int16 startPosition = _engine->getScriptManager()->getStateValue(StateKey_ViewPos);
int16 newPosition = startPosition;
int16 screenWidth = getBkgSize().x;
if (screenWidth)
newPosition %= screenWidth;
if (newPosition < 0)
newPosition += screenWidth;
if (startPosition != newPosition)
setBackgroundPosition(newPosition);
} else if (renderState == RenderTable::TILT) {
int16 startPosition = _engine->getScriptManager()->getStateValue(StateKey_ViewPos);
int16 newPosition = startPosition;
int16 screenHeight = getBkgSize().y;
int16 tiltGap = _renderTable.getTiltGap();
if (newPosition >= (screenHeight - tiltGap))
newPosition = screenHeight - tiltGap;
if (newPosition <= tiltGap)
newPosition = tiltGap;
if (startPosition != newPosition)
setBackgroundPosition(newPosition);
}
}
void RenderManager::rotateTo(int16 _toPos, int16 _time) {
if (_renderTable.getRenderState() != RenderTable::PANORAMA)
return;
if (_time == 0)
_time = 1;
int32 maxX = getBkgSize().x;
int32 curX = getCurrentBackgroundOffset();
int32 dx = 0;
if (curX == _toPos)
return;
if (curX > _toPos) {
if (curX - _toPos > maxX / 2)
dx = (_toPos + (maxX - curX)) / _time;
else
dx = -(curX - _toPos) / _time;
} else {
if (_toPos - curX > maxX / 2)
dx = -((maxX - _toPos) + curX) / _time;
else
dx = (_toPos - curX) / _time;
}
_engine->stopClock();
for (int16 i = 0; i <= _time; i++) {
if (i == _time)
curX = _toPos;
else
curX += dx;
if (curX < 0)
curX = maxX - curX;
else if (curX >= maxX)
curX %= maxX;
setBackgroundPosition(curX);
prepareBackground();
renderSceneToScreen();
_system->updateScreen();
_system->delayMillis(500 / _time);
}
_engine->startClock();
}
} // End of namespace ZVision
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