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Diffstat (limited to 'engines/toltecs/screen.cpp')
-rw-r--r--engines/toltecs/screen.cpp340
1 files changed, 0 insertions, 340 deletions
diff --git a/engines/toltecs/screen.cpp b/engines/toltecs/screen.cpp
index 4f7efaa423..fc981db511 100644
--- a/engines/toltecs/screen.cpp
+++ b/engines/toltecs/screen.cpp
@@ -266,346 +266,6 @@ void Screen::clearSprites() {
}
-void Screen::addDrawRequest(const DrawRequest &drawRequest) {
-
- int16 scaleValueX, scaleValueY;
- int16 xoffs, yoffs;
- byte *spriteData;
- int16 frameNum;
-
- SpriteDrawItem sprite;
- memset(&sprite, 0, sizeof(SpriteDrawItem));
-
- if (drawRequest.flags == 0xFFFF)
- return;
-
- sprite.flags = 0;
- sprite.baseColor = drawRequest.baseColor;
- sprite.x = drawRequest.x;
- sprite.y = drawRequest.y;
- sprite.ybottom = drawRequest.y;
- sprite.resIndex = drawRequest.resIndex;
-
- spriteData = _vm->_res->load(drawRequest.resIndex);
-
- if (drawRequest.flags & 0x1000) {
- sprite.flags |= 4;
- }
-
- if (drawRequest.flags & 0x2000) {
- sprite.flags |= 0x10;
- }
-
- if (drawRequest.flags & 0x4000) {
- sprite.flags |= 0x40;
- }
-
- frameNum = drawRequest.flags & 0x0FFF;
-
- // First initialize the sprite item with the values from the sprite resource
-
- SpriteFrameEntry spriteFrameEntry(spriteData + frameNum * 12);
-
- if (spriteFrameEntry.w == 0 || spriteFrameEntry.h == 0)
- return;
-
- sprite.offset = spriteFrameEntry.offset;
-
- sprite.width = spriteFrameEntry.w;
- sprite.height = spriteFrameEntry.h;
-
- sprite.origWidth = spriteFrameEntry.w;
- sprite.origHeight = spriteFrameEntry.h;
-
- if (drawRequest.flags & 0x1000) {
- xoffs = spriteFrameEntry.w - spriteFrameEntry.x;
- } else {
- xoffs = spriteFrameEntry.x;
- }
-
- yoffs = spriteFrameEntry.y;
-
- // If the sprite should be scaled we need to initialize some values now
-
- if (drawRequest.scaling != 0) {
-
- byte scaleValue = ABS(drawRequest.scaling);
-
- scaleValueX = scaleValue * sprite.origWidth;
- sprite.xdelta = (10000 * sprite.origWidth) / scaleValueX;
- scaleValueX /= 100;
-
- scaleValueY = scaleValue * sprite.origHeight;
- sprite.ydelta = (10000 * sprite.origHeight) / scaleValueY;
- scaleValueY /= 100;
-
- if (drawRequest.scaling > 0) {
- sprite.flags |= 2;
- sprite.width = sprite.origWidth + scaleValueX;
- sprite.height = sprite.origHeight + scaleValueY;
- xoffs += (xoffs * scaleValue) / 100;
- yoffs += (yoffs * scaleValue) / 100;
- } else {
- sprite.flags |= 1;
- sprite.width = sprite.origWidth - scaleValueX;
- sprite.height = sprite.origHeight - 1 - scaleValueY;
- if (sprite.width <= 0 || sprite.height <= 0)
- return;
- xoffs -= (xoffs * scaleValue) / 100;
- yoffs -= (yoffs * scaleValue) / 100;
- }
-
- }
-
- sprite.x -= xoffs;
- sprite.y -= yoffs;
-
- sprite.yerror = sprite.ydelta;
-
- // Now we check if the sprite needs to be clipped
-
- // Clip Y
- if (sprite.y - _vm->_cameraY < 0) {
-
- int16 clipHeight = ABS(sprite.y - _vm->_cameraY);
- int16 chopHeight, skipHeight, lineWidth;
- byte *spriteFrameData;
-
- sprite.height -= clipHeight;
- if (sprite.height <= 0)
- return;
-
- sprite.y = _vm->_cameraY;
-
- // If the sprite is scaled
- if (sprite.flags & 3) {
- chopHeight = sprite.ydelta;
- skipHeight = clipHeight;
- if ((sprite.flags & 2) == 0) {
- do {
- chopHeight -= 100;
- if (chopHeight <= 0) {
- skipHeight++;
- chopHeight += sprite.ydelta;
- } else {
- clipHeight--;
- }
- } while (clipHeight > 0);
- } else {
- do {
- chopHeight -= 100;
- if (chopHeight < 0) {
- skipHeight--;
- chopHeight += sprite.ydelta + 100;
- }
- clipHeight--;
- } while (clipHeight > 0);
- }
- sprite.yerror = chopHeight;
- }
-
- spriteFrameData = spriteData + sprite.offset;
-
- // Now the sprite's offset is adjusted to point to the starting line
- if ((sprite.flags & 0x10) == 0) {
- while (clipHeight--) {
- lineWidth = 0;
- while (lineWidth </*CHECKME was != */ sprite.origWidth) {
- sprite.offset++;
- lineWidth += (*spriteFrameData++) & 0x0F;
- }
- }
- } else {
- lineWidth = 0;
- while (clipHeight--) {
- while (lineWidth < sprite.origWidth) {
- sprite.offset += 2;
- spriteFrameData++;
- lineWidth += *spriteFrameData++;
- }
- }
- }
-
- }
-
- if (sprite.y + sprite.height - _vm->_cameraY - _vm->_cameraHeight > 0)
- sprite.height -= sprite.y + sprite.height - _vm->_cameraY - _vm->_cameraHeight;
- if (sprite.height <= 0)
- return;
-
- sprite.skipX = 0;
-
- if (drawRequest.flags & 0x1000) {
- // Left border
- if (sprite.x - _vm->_cameraX < 0) {
- sprite.width -= ABS(sprite.x - _vm->_cameraX);
- sprite.x = _vm->_cameraX;
- }
- // Right border
- if (sprite.x + sprite.width - _vm->_cameraX - 640 > 0) {
- sprite.flags |= 8;
- sprite.skipX = sprite.x + sprite.width - _vm->_cameraX - 640;
- sprite.width -= sprite.skipX;
- }
- } else {
- // Left border
- if (sprite.x - _vm->_cameraX < 0) {
- sprite.flags |= 8;
- sprite.skipX = ABS(sprite.x - _vm->_cameraX);
- sprite.width -= sprite.skipX;
- sprite.x = _vm->_cameraX;
- }
- // Right border
- if (sprite.x + sprite.width - _vm->_cameraX - 640 > 0) {
- sprite.flags |= 8;
- sprite.width -= sprite.x + sprite.width - _vm->_cameraX - 640;
- }
- }
-
- if (sprite.width <= 0)
- return;
-
- // Add sprite sorted by priority
- Common::List<SpriteDrawItem>::iterator iter = _spriteDrawList.begin();
- while (iter != _spriteDrawList.end() && (*iter).ybottom <= sprite.ybottom) {
- iter++;
- }
- _spriteDrawList.insert(iter, sprite);
-
-}
-
-void Screen::drawSprite(SpriteDrawItem *sprite) {
-
- debug(0, "Screen::drawSprite() x = %d; y = %d; flags = %04X; resIndex = %d; offset = %08X; drawX = %d; drawY = %d",
- sprite->x, sprite->y, sprite->flags, sprite->resIndex, sprite->offset,
- sprite->x - _vm->_cameraX, sprite->y - _vm->_cameraY);
- debug(0, "Screen::drawSprite() width = %d; height = %d; origWidth = %d; origHeight = %d",
- sprite->width, sprite->height, sprite->origWidth, sprite->origHeight);
-
- byte *source = _vm->_res->load(sprite->resIndex) + sprite->offset;
- byte *dest = _frontScreen + (sprite->x - _vm->_cameraX) + (sprite->y - _vm->_cameraY) * 640;
-
- SpriteReader spriteReader(source, sprite);
-
- if (sprite->flags & 0x40) {
- // Shadow sprites
- if (sprite->flags & 1) {
- SpriteFilterScaleDown spriteScaler(sprite, &spriteReader);
- drawSpriteCore(dest, spriteScaler, sprite);
- } else if (sprite->flags & 2) {
- SpriteFilterScaleUp spriteScaler(sprite, &spriteReader);
- drawSpriteCore(dest, spriteScaler, sprite);
- } else {
- drawSpriteCore(dest, spriteReader, sprite);
- }
- } else if (sprite->flags & 0x10) {
- // 256 color sprite
- drawSpriteCore(dest, spriteReader, sprite);
- } else {
- // 16 color sprite
- if (sprite->flags & 1) {
- SpriteFilterScaleDown spriteScaler(sprite, &spriteReader);
- drawSpriteCore(dest, spriteScaler, sprite);
- } else if (sprite->flags & 2) {
- SpriteFilterScaleUp spriteScaler(sprite, &spriteReader);
- drawSpriteCore(dest, spriteScaler, sprite);
- } else {
- drawSpriteCore(dest, spriteReader, sprite);
- }
- }
-
- debug(0, "Screen::drawSprite() ok");
-
-}
-
-void Screen::drawSpriteCore(byte *dest, SpriteFilter &reader, SpriteDrawItem *sprite) {
-
- int16 destInc;
-
- if (sprite->flags & 4) {
- destInc = -1;
- dest += sprite->width;
- } else {
- destInc = 1;
- }
-
- SpriteReaderStatus status;
- PixelPacket packet;
-
- byte *destp = dest;
- int16 skipX = sprite->skipX;
-
- int16 w = sprite->width;
- int16 h = sprite->height;
-
- do {
- status = reader.readPacket(packet);
-
- if (skipX > 0) {
- while (skipX > 0) {
- skipX -= packet.count;
- if (skipX < 0) {
- packet.count = ABS(skipX);
- break;
- }
- status = reader.readPacket(packet);
- }
- }
-
- if (w - packet.count < 0)
- packet.count = w;
-
- w -= packet.count;
-
- if (((sprite->flags & 0x40) && (packet.pixel != 0)) ||
- ((sprite->flags & 0x10) && (packet.pixel != 0xFF)) ||
- !(sprite->flags & 0x10) && (packet.pixel != 0))
- {
- if (sprite->flags & 0x40) {
- while (packet.count--) {
- *dest = _vm->_palette->getColorTransPixel(*dest);
- dest += destInc;
- }
- } else {
- if (sprite->flags & 0x10) {
- packet.pixel = ((packet.pixel << 4) & 0xF0) | ((packet.pixel >> 4) & 0x0F);
- } else {
- packet.pixel += sprite->baseColor - 1;
- }
- while (packet.count--) {
- *dest = packet.pixel;
- dest += destInc;
- }
- }
- } else {
- dest += packet.count * destInc;
- }
-
- if (status == kSrsEndOfLine || w <= 0) {
- if (w <= 0) {
- while (status == kSrsPixelsLeft) {
- status = reader.readPacket(packet);
- }
- }
- dest = destp + 640;
- destp = dest;
- skipX = sprite->skipX;
- w = sprite->width;
- h--;
- }
-
- } while (status != kSrsEndOfSprite && h > 0);
-
-}
-
-void Screen::drawSprites() {
- for (Common::List<SpriteDrawItem>::iterator iter = _spriteDrawList.begin(); iter != _spriteDrawList.end(); iter++) {
- SpriteDrawItem *sprite = &(*iter);
- drawSprite(sprite);
- _vm->_segmap->restoreMasksBySprite(sprite);
- }
-}
-
void Screen::updateVerbLine(int16 slotIndex, int16 slotOffset) {
debug(0, "Screen::updateVerbLine() _verbLineNum = %d; _verbLineX = %d; _verbLineY = %d; _verbLineWidth = %d; _verbLineCount = %d",
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