// Directly shows new screen starting up/down/left/right and going to the // opposite direction - works on _picRect area only void GfxTransitions::straight(int16 number, bool blackoutFlag) { int16 stepNr = 0; Common::Rect newScreenRect = _picRect; uint32 msecCount = 0; switch (number) { case SCI_TRANSITIONS_STRAIGHT_FROM_RIGHT: newScreenRect.left = newScreenRect.right - 1; while (newScreenRect.left >= _picRect.left) { copyRectToScreen(newScreenRect, blackoutFlag); if ((stepNr & 1) == 0) { msecCount += 2; updateScreenAndWait(msecCount); } stepNr++; newScreenRect.translate(-1, 0); } break; case SCI_TRANSITIONS_STRAIGHT_FROM_LEFT: newScreenRect.right = newScreenRect.left + 1; while (newScreenRect.right <= _picRect.right) { copyRectToScreen(newScreenRect, blackoutFlag); if ((stepNr & 1) == 0) { msecCount += 2; updateScreenAndWait(msecCount); } stepNr++; newScreenRect.translate(1, 0); } break; case SCI_TRANSITIONS_STRAIGHT_FROM_BOTTOM: newScreenRect.top = newScreenRect.bottom - 1; while (newScreenRect.top >= _picRect.top) { copyRectToScreen(newScreenRect, blackoutFlag); msecCount += 4; updateScreenAndWait(msecCount); stepNr++; newScreenRect.translate(0, -1); } break; case SCI_TRANSITIONS_STRAIGHT_FROM_TOP: newScreenRect.bottom = newScreenRect.top + 1; while (newScreenRect.bottom <= _picRect.bottom) { copyRectToScreen(newScreenRect, blackoutFlag); msecCount += 4; updateScreenAndWait(msecCount); stepNr++; newScreenRect.translate(0, 1); } break; } }
// Diagonally displays new screen starting from center - works on _picRect area // only. Assumes that height of rect is larger than width. void GfxTransitions::diagonalRollFromCenter(bool blackoutFlag) { int16 halfHeight = _picRect.height() / 2; Common::Rect upperRect(_picRect.left + halfHeight - 2, _picRect.top + halfHeight, _picRect.right - halfHeight + 1, _picRect.top + halfHeight + 1); Common::Rect lowerRect(upperRect.left, upperRect.top, upperRect.right, upperRect.bottom); Common::Rect leftRect(upperRect.left, upperRect.top, upperRect.left + 1, lowerRect.bottom); Common::Rect rightRect(upperRect.right, upperRect.top, upperRect.right + 1, lowerRect.bottom); uint32 msecCount = 0; while ((upperRect.top >= _picRect.top) || (lowerRect.bottom <= _picRect.bottom)) { if (upperRect.top < _picRect.top) { upperRect.translate(0, 1); leftRect.top++; rightRect.top++; } if (lowerRect.bottom > _picRect.bottom) { lowerRect.translate(0, -1); leftRect.bottom--; rightRect.bottom--; } if (leftRect.left < _picRect.left) { leftRect.translate(1, 0); upperRect.left++; lowerRect.left++; } if (rightRect.right > _picRect.right) { rightRect.translate(-1, 0); upperRect.right--; lowerRect.right--; } copyRectToScreen(upperRect, blackoutFlag); upperRect.translate(0, -1); upperRect.left--; upperRect.right++; copyRectToScreen(lowerRect, blackoutFlag); lowerRect.translate(0, 1); lowerRect.left--; lowerRect.right++; copyRectToScreen(leftRect, blackoutFlag); leftRect.translate(-1, 0); leftRect.top--; leftRect.bottom++; copyRectToScreen(rightRect, blackoutFlag); rightRect.translate(1, 0); rightRect.top--; rightRect.bottom++; msecCount += 4; if (doCreateFrame(msecCount)) { updateScreenAndWait(msecCount); } } }
// Horizontally displays new screen starting from upper and lower edge - works // on _picRect area only void GfxTransitions::horizontalRollToCenter(bool blackoutFlag) { Common::Rect upperRect = Common::Rect(_picRect.left, _picRect.top, _picRect.right, _picRect.top + 1); Common::Rect lowerRect = Common::Rect(upperRect.left, _picRect.bottom - 1, upperRect.right, _picRect.bottom); uint32 msecCount = 0; while (upperRect.top < lowerRect.bottom) { copyRectToScreen(upperRect, blackoutFlag); upperRect.translate(0, 1); copyRectToScreen(lowerRect, blackoutFlag); lowerRect.translate(0, -1); msecCount += 4; updateScreenAndWait(msecCount); } }
// Vertically displays new screen starting from edges - works on _picRect area // only void GfxTransitions::verticalRollToCenter(bool blackoutFlag) { Common::Rect leftRect = Common::Rect(_picRect.left, _picRect.top, _picRect.left + 1, _picRect.bottom); Common::Rect rightRect = Common::Rect(_picRect.right - 1, _picRect.top, _picRect.right, _picRect.bottom); uint32 msecCount = 0; while (leftRect.left < rightRect.right) { copyRectToScreen(leftRect, blackoutFlag); leftRect.translate(1, 0); copyRectToScreen(rightRect, blackoutFlag); rightRect.translate(-1, 0); msecCount += 3; updateScreenAndWait(msecCount); } }
// Diagonally displays new screen starting from edges - works on _picRect area // only. Assumes that height of rect is larger than width. void GfxTransitions::diagonalRollToCenter(bool blackoutFlag) { Common::Rect upperRect(_picRect.left, _picRect.top, _picRect.right, _picRect.top + 1); Common::Rect lowerRect(_picRect.left, _picRect.bottom - 1, _picRect.right, _picRect.bottom); Common::Rect leftRect(_picRect.left, _picRect.top, _picRect.left + 1, _picRect.bottom); Common::Rect rightRect(_picRect.right - 1, _picRect.top, _picRect.right, _picRect.bottom); uint32 msecCount = 0; while (upperRect.top < lowerRect.bottom) { copyRectToScreen(upperRect, blackoutFlag); upperRect.translate(0, 1); upperRect.left++; upperRect.right--; copyRectToScreen(lowerRect, blackoutFlag); lowerRect.translate(0, -1); lowerRect.left++; lowerRect.right--; copyRectToScreen(leftRect, blackoutFlag); leftRect.translate(1, 0); copyRectToScreen(rightRect, blackoutFlag); rightRect.translate(-1, 0); msecCount += 4; updateScreenAndWait(msecCount); } }
// Horizontally displays new screen starting from center - works on _picRect // area only void GfxTransitions::horizontalRollFromCenter(bool blackoutFlag) { Common::Rect upperRect = Common::Rect(_picRect.left, _picRect.top + (_picRect.height() / 2) - 1, _picRect.right, _picRect.top + (_picRect.height() / 2)); Common::Rect lowerRect = Common::Rect(upperRect.left, upperRect.bottom, upperRect.right, upperRect.bottom + 1); uint32 msecCount = 0; while ((upperRect.top >= _picRect.top) || (lowerRect.bottom <= _picRect.bottom)) { if (upperRect.top < _picRect.top) upperRect.translate(0, 1); if (lowerRect.bottom > _picRect.bottom) lowerRect.translate(0, -1); copyRectToScreen(upperRect, blackoutFlag); upperRect.translate(0, -1); copyRectToScreen(lowerRect, blackoutFlag); lowerRect.translate(0, 1); msecCount += 4; updateScreenAndWait(msecCount); } }
// Vertically displays new screen starting from center - works on _picRect area // only void GfxTransitions::verticalRollFromCenter(bool blackoutFlag) { Common::Rect leftRect = Common::Rect(_picRect.left + (_picRect.width() / 2) -1, _picRect.top, _picRect.left + (_picRect.width() / 2), _picRect.bottom); Common::Rect rightRect = Common::Rect(leftRect.right, _picRect.top, leftRect.right + 1, _picRect.bottom); uint32 msecCount = 0; while ((leftRect.left >= _picRect.left) || (rightRect.right <= _picRect.right)) { if (leftRect.left < _picRect.left) leftRect.translate(1, 0); if (rightRect.right > _picRect.right) rightRect.translate(-1, 0); copyRectToScreen(leftRect, blackoutFlag); leftRect.translate(-1, 0); copyRectToScreen(rightRect, blackoutFlag); rightRect.translate(1, 0); msecCount += 3; updateScreenAndWait(msecCount); } }
void Screen::show() { if (_screenLock) return; drawSpriteChannels(_backgroundScreenDrawCtx, 3, 0); memcpy(_workScreen->getPixels(), _backgroundScreen->getPixels(), 64000); drawSpriteChannels(_workScreenDrawCtx, 1, 2); _fx->run(_visualEffectNum, _workScreen, _palette, _newPalette, _paletteColorCount); _visualEffectNum = 0; if (!_paletteInitialized) { memcpy(_newPalette, _palette, _paletteColorCount * 3); _oldPaletteColorCount = _paletteColorCount; _paletteInitialized = true; } updateScreenAndWait(10); }
// Like pixelation but uses 8x8 blocks - works against the whole screen. // TODO: it seems this needs to get applied on _picRect only if possible void GfxTransitions::blocks(bool blackoutFlag) { uint16 mask = 0x40, stepNr = 0; Common::Rect blockRect; uint32 msecCount = 0; do { mask = (mask & 1) ? (mask >> 1) ^ 0x240 : mask >> 1; if (mask >= 40 * 25) continue; blockRect.left = (mask % 40) << 3; blockRect.right = blockRect.left + 8; blockRect.top = (mask / 40) << 3; blockRect.bottom = blockRect.top + 8; blockRect.clip(_picRect); if (!blockRect.isEmpty()) copyRectToScreen(blockRect, blackoutFlag); if ((stepNr & 7) == 0) { msecCount += 5; updateScreenAndWait(msecCount); } stepNr++; } while (mask != 0x40); }
// Pixelates the new picture over the old one - works against the whole screen. // TODO: it seems this needs to get applied on _picRect only if possible void GfxTransitions::pixelation(bool blackoutFlag) { uint16 mask = 0x40, stepNr = 0; Common::Rect pixelRect; uint32 msecCount = 0; do { mask = (mask & 1) ? (mask >> 1) ^ 0xB400 : mask >> 1; if (mask >= _screen->getWidth() * _screen->getHeight()) continue; pixelRect.left = mask % _screen->getWidth(); pixelRect.right = pixelRect.left + 1; pixelRect.top = mask / _screen->getWidth(); pixelRect.bottom = pixelRect.top + 1; pixelRect.clip(_picRect); if (!pixelRect.isEmpty()) copyRectToScreen(pixelRect, blackoutFlag); if ((stepNr & 0x3FF) == 0) { msecCount += 9; updateScreenAndWait(msecCount); } stepNr++; } while (mask != 0x40); }
// Scroll old screen (up/down/left/right) and insert new screen that way - works // on _picRect area only. void GfxTransitions::scroll(int16 number) { int16 stepNr = 0; Common::Rect oldMoveRect = _picRect; Common::Rect oldScreenRect = _picRect; Common::Rect newMoveRect = _picRect; Common::Rect newScreenRect = _picRect; uint32 msecCount = 0; _screen->copyFromScreen(_oldScreen); switch (number) { case SCI_TRANSITIONS_SCROLL_LEFT: newScreenRect.right = newScreenRect.left; newMoveRect.left = newMoveRect.right; while (oldMoveRect.left < oldMoveRect.right) { oldMoveRect.right--; oldScreenRect.left++; newScreenRect.right++; newMoveRect.left--; if ((stepNr & 1) == 0) { msecCount += 5; if (doCreateFrame(msecCount)) { if (oldMoveRect.right > oldMoveRect.left) scrollCopyOldToScreen(oldScreenRect, oldMoveRect.left, oldMoveRect.top); _screen->copyRectToScreen(newScreenRect, newMoveRect.left, newMoveRect.top); updateScreenAndWait(msecCount); } } stepNr++; } break; case SCI_TRANSITIONS_SCROLL_RIGHT: newScreenRect.left = newScreenRect.right; while (oldMoveRect.left < oldMoveRect.right) { oldMoveRect.left++; oldScreenRect.right--; newScreenRect.left--; if ((stepNr & 1) == 0) { msecCount += 5; if (doCreateFrame(msecCount)) { if (oldMoveRect.right > oldMoveRect.left) scrollCopyOldToScreen(oldScreenRect, oldMoveRect.left, oldMoveRect.top); _screen->copyRectToScreen(newScreenRect, newMoveRect.left, newMoveRect.top); updateScreenAndWait(msecCount); } } stepNr++; } break; case SCI_TRANSITIONS_SCROLL_UP: newScreenRect.bottom = newScreenRect.top; newMoveRect.top = newMoveRect.bottom; while (oldMoveRect.top < oldMoveRect.bottom) { oldMoveRect.top++; oldScreenRect.top++; newScreenRect.bottom++; newMoveRect.top--; msecCount += 5; if (doCreateFrame(msecCount)) { if (oldMoveRect.top < oldMoveRect.bottom) scrollCopyOldToScreen(oldScreenRect, _picRect.left, _picRect.top); _screen->copyRectToScreen(newScreenRect, newMoveRect.left, newMoveRect.top); updateScreenAndWait(msecCount); } } break; case SCI_TRANSITIONS_SCROLL_DOWN: newScreenRect.top = newScreenRect.bottom; while (oldMoveRect.top < oldMoveRect.bottom) { oldMoveRect.top++; oldScreenRect.bottom--; newScreenRect.top--; msecCount += 5; if (doCreateFrame(msecCount)) { if (oldMoveRect.top < oldMoveRect.bottom) scrollCopyOldToScreen(oldScreenRect, oldMoveRect.left, oldMoveRect.top); _screen->copyRectToScreen(newScreenRect, _picRect.left, _picRect.top); updateScreenAndWait(msecCount); } } break; } // Copy over final position just in case _screen->copyRectToScreen(newScreenRect); }