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Diffstat (limited to 'engines/kyra/scene_rpg.cpp')
-rw-r--r--engines/kyra/scene_rpg.cpp94
1 files changed, 45 insertions, 49 deletions
diff --git a/engines/kyra/scene_rpg.cpp b/engines/kyra/scene_rpg.cpp
index 3a694e05fe..6d724efed0 100644
--- a/engines/kyra/scene_rpg.cpp
+++ b/engines/kyra/scene_rpg.cpp
@@ -151,7 +151,7 @@ void KyraRpgEngine::generateBlockDrawingBuffer() {
memset(_blockDrawingBuffer, 0, 660 * sizeof(uint16));
- _wllProcessFlag = ((_currentBlock >> 5) + (_currentBlock & 0x1f) + _currentDirection) & 1;
+ _wllProcessFlag = ((_currentBlock >> 5) + (_currentBlock & 0x1F) + _currentDirection) & 1;
if (_wllProcessFlag) // floor and ceiling
generateVmpTileDataFlipped(0, 15, 1, -330, 22, 15);
@@ -318,7 +318,7 @@ bool KyraRpgEngine::hasWall(int index) {
void KyraRpgEngine::assignVisibleBlocks(int block, int direction) {
for (int i = 0; i < 18; i++) {
- uint16 t = (block + _dscBlockIndex[direction * 18 + i]) & 0x3ff;
+ uint16 t = (block + _dscBlockIndex[direction * 18 + i]) & 0x3FF;
_visibleBlockIndex[i] = t;
_visibleBlocks[i] = &_levelBlockProperties[t];
@@ -348,9 +348,6 @@ bool KyraRpgEngine::checkSceneUpdateNeed(int block) {
void KyraRpgEngine::drawVcnBlocks() {
uint8 *d = _sceneWindowBuffer;
uint16 *bdb = _blockDrawingBuffer;
- uint16 pitch = 22 * _vcnBlockWidth * 2;
- uint8 pxl[2];
- pxl[0] = pxl[1] = 0;
for (int y = 0; y < 15; y++) {
for (int x = 0; x < 22; x++) {
@@ -369,96 +366,95 @@ void KyraRpgEngine::drawVcnBlocks() {
if (vcnOffset & 0x4000) {
horizontalFlip = true;
- vcnOffset &= 0x3fff;
+ vcnOffset &= 0x3FFF;
}
uint8 *src = 0;
if (vcnOffset) {
- src = &_vcnBlocks[vcnOffset * _vcnBlockWidth * _vcnBlockHeight];
+ src = &_vcnBlocks[vcnOffset << 5];
wllVcnOffset = _wllVcnOffset;
} else {
// floor/ceiling blocks
vcnOffset = bdb[329];
if (vcnOffset & 0x4000) {
horizontalFlip = true;
- vcnOffset &= 0x3fff;
+ vcnOffset &= 0x3FFF;
}
- src = (_vcfBlocks ? _vcfBlocks : _vcnBlocks) + (vcnOffset * _vcnBlockWidth * _vcnBlockHeight);
+ src = (_vcfBlocks ? _vcfBlocks : _vcnBlocks) + (vcnOffset << 5);
}
uint8 shift = _vcnShift ? _vcnShift[vcnOffset] : _blockBrightness;
if (horizontalFlip) {
- for (int blockY = 0; blockY < _vcnBlockHeight; blockY++) {
- src += (_vcnBlockWidth - 1);
- for (int blockX = 0; blockX < _vcnBlockWidth; blockX++) {
+ for (int blockY = 0; blockY < 8; blockY++) {
+ src += 3;
+ for (int blockX = 0; blockX < 4; blockX++) {
uint8 bl = *src--;
- d[_vcnFlip0] = _vcnColTable[((bl & 0x0f) + wllVcnOffset) | shift];
- d[_vcnFlip1] = _vcnColTable[((bl >> 4) + wllVcnOffset) | shift];
- d += 2;
+ *d++ = _vcnColTable[((bl & 0x0F) + wllVcnOffset) | shift];
+ *d++ = _vcnColTable[((bl >> 4) + wllVcnOffset) | shift];
}
- src += (_vcnBlockWidth + 1);
- d += (pitch - 2 * _vcnBlockWidth);
+ src += 5;
+ d += 168;
}
} else {
- for (int blockY = 0; blockY < _vcnBlockHeight; blockY++) {
- for (int blockX = 0; blockX < _vcnBlockWidth; blockX++) {
+ for (int blockY = 0; blockY < 8; blockY++) {
+ for (int blockX = 0; blockX < 4; blockX++) {
uint8 bl = *src++;
*d++ = _vcnColTable[((bl >> 4) + wllVcnOffset) | shift];
- *d++ = _vcnColTable[((bl & 0x0f) + wllVcnOffset) | shift];
+ *d++ = _vcnColTable[((bl & 0x0F) + wllVcnOffset) | shift];
}
- d += (pitch - 2 * _vcnBlockWidth);
+ d += 168;
}
}
- d -= (pitch * _vcnBlockHeight - 2 * _vcnBlockWidth);
+ d -= 1400;
if (vcnExtraOffsetWll) {
- d -= (2 * _vcnBlockWidth);
+ d -= 8;
horizontalFlip = false;
if (vcnExtraOffsetWll & 0x4000) {
- vcnExtraOffsetWll &= 0x3fff;
+ vcnExtraOffsetWll &= 0x3FFF;
horizontalFlip = true;
}
shift = _vcnShift ? _vcnShift[vcnExtraOffsetWll] : _blockBrightness;
- src = &_vcnBlocks[vcnExtraOffsetWll * _vcnBlockWidth * _vcnBlockHeight];
- uint8 *maskTable = _vcnTransitionMask ? &_vcnTransitionMask[vcnExtraOffsetWll * _vcnBlockWidth * _vcnBlockHeight] : 0;
+ src = &_vcnBlocks[vcnExtraOffsetWll << 5];
+ uint8 *maskTable = _vcnTransitionMask ? &_vcnTransitionMask[vcnExtraOffsetWll << 5] : 0;
if (horizontalFlip) {
- for (int blockY = 0; blockY < _vcnBlockHeight; blockY++) {
- src += (_vcnBlockWidth - 1);
- maskTable += (_vcnBlockWidth - 1);
- for (int blockX = 0; blockX < _vcnBlockWidth; blockX++) {
+ for (int blockY = 0; blockY < 8; blockY++) {
+ src += 3;
+ maskTable += 3;
+ for (int blockX = 0; blockX < 4; blockX++) {
uint8 bl = *src--;
uint8 mask = _vcnTransitionMask ? *maskTable-- : 0;
- pxl[_vcnFlip0] = _vcnColTable[((bl & 0x0f) + wllVcnRmdOffset) | shift];
- pxl[_vcnFlip1] = _vcnColTable[((bl >> 4) + wllVcnRmdOffset) | shift];
+ uint8 h = _vcnColTable[((bl & 0x0F) + wllVcnRmdOffset) | shift];
+ uint8 l = _vcnColTable[((bl >> 4) + wllVcnRmdOffset) | shift];
if (_vcnTransitionMask)
- *d = (*d & (mask & 0x0f)) | pxl[0];
- else if (pxl[0])
- *d = pxl[0];
+ *d = (*d & (mask & 0x0F)) | h;
+ else if (h)
+ *d = h;
d++;
if (_vcnTransitionMask)
- *d = (*d & (mask >> 4)) | pxl[1];
- else if (pxl[1])
- *d = pxl[1];
+ *d = (*d & (mask >> 4)) | l;
+ else if (l)
+ *d = l;
d++;
}
- src += (_vcnBlockWidth + 1);
- maskTable += (_vcnBlockWidth + 1);
- d += (pitch - 2 * _vcnBlockWidth);
+ src += 5;
+ maskTable += 5;
+ d += 168;
}
} else {
- for (int blockY = 0; blockY < _vcnBlockHeight; blockY++) {
- for (int blockX = 0; blockX < _vcnBlockWidth; blockX++) {
+ for (int blockY = 0; blockY < 8; blockY++) {
+ for (int blockX = 0; blockX < 4; blockX++) {
uint8 bl = *src++;
uint8 mask = _vcnTransitionMask ? *maskTable++ : 0;
uint8 h = _vcnColTable[((bl >> 4) + wllVcnRmdOffset) | shift];
- uint8 l = _vcnColTable[((bl & 0x0f) + wllVcnRmdOffset) | shift];
+ uint8 l = _vcnColTable[((bl & 0x0F) + wllVcnRmdOffset) | shift];
if (_vcnTransitionMask)
*d = (*d & (mask >> 4)) | h;
@@ -467,18 +463,18 @@ void KyraRpgEngine::drawVcnBlocks() {
d++;
if (_vcnTransitionMask)
- *d = (*d & (mask & 0x0f)) | l;
+ *d = (*d & (mask & 0x0F)) | l;
else if (l)
*d = l;
d++;
}
- d += (pitch - 2 * _vcnBlockWidth);
+ d += 168;
}
}
- d -= (pitch * _vcnBlockHeight - 2 * _vcnBlockWidth);
+ d -= 1400;
}
}
- d += (pitch * (_vcnBlockHeight - 1));
+ d += 1232;
}
screen()->copyBlockToPage(_sceneDrawPage1, _sceneXoffset, 0, 176, 120, _sceneWindowBuffer);
@@ -486,7 +482,7 @@ void KyraRpgEngine::drawVcnBlocks() {
uint16 KyraRpgEngine::calcNewBlockPosition(uint16 curBlock, uint16 direction) {
static const int16 blockPosTable[] = { -32, 1, 32, -1 };
- return (curBlock + blockPosTable[direction]) & 0x3ff;
+ return (curBlock + blockPosTable[direction]) & 0x3FF;
}
int KyraRpgEngine::clickedWallShape(uint16 block, uint16 direction) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-20 09:27:18 +0000