C++ GfxView::adjustBackUpscaledCoordinates方法代码示例

void GfxCompare::kernelBaseSetter(reg_t object) {
	if (lookupSelector(_segMan, object, SELECTOR(brLeft), NULL, NULL) == kSelectorVariable) {
		int16 x = readSelectorValue(_segMan, object, SELECTOR(x));
		int16 y = readSelectorValue(_segMan, object, SELECTOR(y));
		int16 z = (SELECTOR(z) > -1) ? readSelectorValue(_segMan, object, SELECTOR(z)) : 0;
		int16 yStep = readSelectorValue(_segMan, object, SELECTOR(yStep));
		GuiResourceId viewId = readSelectorValue(_segMan, object, SELECTOR(view));
		int16 loopNo = readSelectorValue(_segMan, object, SELECTOR(loop));
		int16 celNo = readSelectorValue(_segMan, object, SELECTOR(cel));

		// HACK: Ignore invalid views for now (perhaps unimplemented text views?)
		if (viewId == 0xFFFF)	// invalid view
			return;

		uint16 scaleSignal = 0;
		if (getSciVersion() >= SCI_VERSION_1_1) {
			scaleSignal = readSelectorValue(_segMan, object, SELECTOR(scaleSignal));
		}

		Common::Rect celRect;

		GfxView *tmpView = _cache->getView(viewId);
		if (!tmpView->isScaleable())
			scaleSignal = 0;

		if (scaleSignal & kScaleSignalDoScaling) {
			celRect = getNSRect(object);
		} else {
			if (tmpView->isSci2Hires())
				tmpView->adjustToUpscaledCoordinates(y, x);

			tmpView->getCelRect(loopNo, celNo, x, y, z, celRect);

			if (tmpView->isSci2Hires()) {
				tmpView->adjustBackUpscaledCoordinates(celRect.top, celRect.left);
				tmpView->adjustBackUpscaledCoordinates(celRect.bottom, celRect.right);
			}
		}

		celRect.bottom = y + 1;
		celRect.top = celRect.bottom - yStep;

		writeSelectorValue(_segMan, object, SELECTOR(brLeft), celRect.left);
		writeSelectorValue(_segMan, object, SELECTOR(brRight), celRect.right);
		writeSelectorValue(_segMan, object, SELECTOR(brTop), celRect.top);
		writeSelectorValue(_segMan, object, SELECTOR(brBottom), celRect.bottom);
	}
}

void GfxCompare::kernelSetNowSeen(reg_t objectReference) {
	GfxView *view = NULL;
	Common::Rect celRect(0, 0);
	GuiResourceId viewId = (GuiResourceId)readSelectorValue(_segMan, objectReference, SELECTOR(view));

	// HACK: Ignore invalid views for now (perhaps unimplemented text views?)
	if (viewId == 0xFFFF)	// invalid view
		return;

	int16 loopNo = readSelectorValue(_segMan, objectReference, SELECTOR(loop));
	int16 celNo = readSelectorValue(_segMan, objectReference, SELECTOR(cel));
	int16 x = (int16)readSelectorValue(_segMan, objectReference, SELECTOR(x));
	int16 y = (int16)readSelectorValue(_segMan, objectReference, SELECTOR(y));
	int16 z = 0;
	if (SELECTOR(z) > -1)
		z = (int16)readSelectorValue(_segMan, objectReference, SELECTOR(z));

	view = _cache->getView(viewId);

#ifdef ENABLE_SCI32
	if (view->isSci2Hires())
		view->adjustToUpscaledCoordinates(y, x);
	else if (getSciVersion() == SCI_VERSION_2_1)
		_coordAdjuster->fromScriptToDisplay(y, x);
#endif

	view->getCelRect(loopNo, celNo, x, y, z, celRect);

#ifdef ENABLE_SCI32
	if (view->isSci2Hires()) {
		view->adjustBackUpscaledCoordinates(celRect.top, celRect.left);
		view->adjustBackUpscaledCoordinates(celRect.bottom, celRect.right);
	} else if (getSciVersion() == SCI_VERSION_2_1) {
		_coordAdjuster->fromDisplayToScript(celRect.top, celRect.left);
		_coordAdjuster->fromDisplayToScript(celRect.bottom, celRect.right);
	}
#endif

	if (lookupSelector(_segMan, objectReference, SELECTOR(nsTop), NULL, NULL) == kSelectorVariable) {
		setNSRect(objectReference, celRect);
	}
}

//.........这里部分代码省略.........
						view->adjustToUpscaledCoordinates(itemEntry->celRect.bottom, itemEntry->celRect.right);
					}
					itemEntry->celRect.translate(itemEntry->x, itemEntry->y);
					// TODO: maybe we should clip the cels rect with this, i'm not sure
					//  the only currently known usage is game menu of gk1
				} else if (view) {
					// Process global scaling, if needed.
					// TODO: Seems like SCI32 always processes global scaling for scaled objects
					// TODO: We can only process symmetrical scaling for now (i.e. same value for scaleX/scaleY)
					if ((itemEntry->scaleSignal & kScaleSignalDoScaling32) && 
					   !(itemEntry->scaleSignal & kScaleSignalDisableGlobalScaling32) &&
					    (itemEntry->scaleX == itemEntry->scaleY) &&
						itemEntry->scaleX != 128)
						applyGlobalScaling(itemEntry, it->planeRect, view->getHeight(itemEntry->loopNo, itemEntry->celNo));

					if ((itemEntry->scaleX == 128) && (itemEntry->scaleY == 128))
						view->getCelRect(itemEntry->loopNo, itemEntry->celNo,
							itemEntry->x, itemEntry->y, itemEntry->z, itemEntry->celRect);
					else
						view->getCelScaledRect(itemEntry->loopNo, itemEntry->celNo,
							itemEntry->x, itemEntry->y, itemEntry->z, itemEntry->scaleX,
							itemEntry->scaleY, itemEntry->celRect);

					Common::Rect nsRect = itemEntry->celRect;
					// Translate back to actual coordinate within scrollable plane
					nsRect.translate(it->planeOffsetX, it->planeOffsetY);

					if (g_sci->getGameId() == GID_PHANTASMAGORIA2) {
						// HACK: Some (?) objects in Phantasmagoria 2 have no NS rect. Skip them for now.
						// TODO: Remove once we figure out how Phantasmagoria 2 draws objects on screen.
						if (lookupSelector(_segMan, itemEntry->object, SELECTOR(nsLeft), NULL, NULL) != kSelectorVariable)
							continue;
					}

					if (view && view->isSci2Hires()) {
						view->adjustBackUpscaledCoordinates(nsRect.top, nsRect.left);
						view->adjustBackUpscaledCoordinates(nsRect.bottom, nsRect.right);
						g_sci->_gfxCompare->setNSRect(itemEntry->object, nsRect);
					} else if (getSciVersion() >= SCI_VERSION_2_1 && _resMan->detectHires()) {
						_coordAdjuster->fromDisplayToScript(nsRect.top, nsRect.left);
						_coordAdjuster->fromDisplayToScript(nsRect.bottom, nsRect.right);
						g_sci->_gfxCompare->setNSRect(itemEntry->object, nsRect);
					}
				}

				// Don't attempt to draw sprites that are outside the visible
				// screen area. An example is the random people walking in
				// Jackson Square in GK1.
				if (itemEntry->celRect.bottom < 0 || itemEntry->celRect.top  >= _screen->getDisplayHeight() ||
				    itemEntry->celRect.right  < 0 || itemEntry->celRect.left >= _screen->getDisplayWidth())
					continue;

				Common::Rect clipRect, translatedClipRect;
				clipRect = itemEntry->celRect;

				if (view && view->isSci2Hires()) {
					clipRect.clip(it->upscaledPlaneClipRect);
					translatedClipRect = clipRect;
					translatedClipRect.translate(it->upscaledPlaneRect.left, it->upscaledPlaneRect.top);
				} else {
					// QFG4 passes invalid rectangles when a battle is starting
					if (!clipRect.isValidRect())
						continue;
					clipRect.clip(it->planeClipRect);
					translatedClipRect = clipRect;
					translatedClipRect.translate(it->planeRect.left, it->planeRect.top);
				}

				if (view) {
					if (!clipRect.isEmpty()) {
						if ((itemEntry->scaleX == 128) && (itemEntry->scaleY == 128))
							view->draw(itemEntry->celRect, clipRect, translatedClipRect,
								itemEntry->loopNo, itemEntry->celNo, 255, 0, view->isSci2Hires());
						else
							view->drawScaled(itemEntry->celRect, clipRect, translatedClipRect,
								itemEntry->loopNo, itemEntry->celNo, 255, itemEntry->scaleX, itemEntry->scaleY);
					}
				}

				// Draw text, if it exists
				if (lookupSelector(_segMan, itemEntry->object, SELECTOR(text), NULL, NULL) == kSelectorVariable) {
					g_sci->_gfxText32->drawTextBitmap(itemEntry->x, itemEntry->y, it->planeRect, itemEntry->object);
				}
			}
		}

		for (PlanePictureList::iterator pictureIt = _planePictures.begin(); pictureIt != _planePictures.end(); pictureIt++) {
			if (pictureIt->object == planeObject) {
				delete[] pictureIt->pictureCels;
				pictureIt->pictureCels = 0;
			}
		}
	}

	showCurrentScrollText();

	_screen->copyToScreen();

	g_sci->getEngineState()->_throttleTrigger = true;
}