diff options
Diffstat (limited to 'engines')
| -rw-r--r-- | engines/cruise/mainDraw.cpp | 52 |
1 files changed, 28 insertions, 24 deletions
diff --git a/engines/cruise/mainDraw.cpp b/engines/cruise/mainDraw.cpp index 3cd3316d06..b66c57deaf 100644 --- a/engines/cruise/mainDraw.cpp +++ b/engines/cruise/mainDraw.cpp @@ -169,7 +169,7 @@ int16 XMIN_XMAX[404]; int16 polyBuffer4[512]; // this function fills the sizeTable for the poly (OLD: mainDrawSub1Sub2) -void getPolySize(int positionX, int positionY, int scale, int sizeTable[4], unsigned char *dataPtr) +void getPolySize(int positionX, int positionY, int scale, int sizeTable[4], char *dataPtr) { int upperBorder; int lowerBorder; @@ -317,7 +317,7 @@ void buildSegment(void) *(pOut++) = XMax; *(pOut++) = -1; - nbligne = -1; + nbligne = 1; return; } @@ -591,8 +591,9 @@ unsigned char *drawPolyMode1(unsigned char *dataPointer, int linesToDraw) { int index; int16 *pBufferDest; + pBufferDest = polyBuffer4 + nbseg * 2; nbseg = linesToDraw; - pBufferDest = &polyBuffer4[nbseg * 2]; + A2ptr = polyBuffer4; index = *(dataPointer++); polyXMin = polyXMax = pBufferDest[-2] = pBufferDest[-2 + linesToDraw * 2] = polyBuffer2[index * 2]; @@ -605,29 +606,28 @@ unsigned char *drawPolyMode1(unsigned char *dataPointer, int linesToDraw) { A2ptr = pBufferDest; do { - index = *(dataPointer++); - int X = polyBuffer2[index * 2]; + int value; - pBufferDest[-2] = pBufferDest[-2 + nbseg * 2] = X; + index = *(dataPointer++); + value = pBufferDest[-2] = pBufferDest[-2 + nbseg * 2] = polyBuffer2[index * 2]; - if (X < polyXMin) { - polyXMin = X; + if (value < polyXMin) { + polyXMin = value; } - if (X > polyXMax) { - polyXMax = X; + if (value > polyXMax) { + polyXMax = value; } - int Y = polyBuffer2[(index * 2) + 1]; - - pBufferDest[-1] = pBufferDest[-1 + nbseg * 2] = Y; + value = pBufferDest[-1] = pBufferDest[-1 + nbseg * 2] = polyBuffer2[(index * 2) + 1]; - if (Y < polyYMin) { - polyYMin = Y; + if (value < polyYMin) { + polyYMin = value; } - if (Y > polyYMax) { - polyYMax = Y; - A2ptr = pBufferDest - 4; + if (value > polyYMax) { + polyYMax = value; + A2ptr = pBufferDest; } + pBufferDest -= 2; } while (--linesToDraw); @@ -720,8 +720,10 @@ void buildPolyModel(int positionX, int positionY, int scale, char *pMask, char * dataPointer += 5; m_coordCount = (*(dataPointer++)) + 1; // original uses +1 here but its later substracted again, we could skip it - m_first_X = *(dataPointer++); - m_first_Y = *(dataPointer++); + m_first_X = *(dataPointer); + dataPointer++; + m_first_Y = *(dataPointer); + dataPointer++; startX = m_lowerX - m_first_X; startY = m_lowerY - m_first_Y; @@ -756,7 +758,8 @@ void buildPolyModel(int positionX, int positionY, int scale, char *pMask, char * // dpbcl0 do { - x = *(dataPointer++) - m_first_X; + x = *(dataPointer) - m_first_X; + dataPointer++; if (m_useSmallScale) { // shrink all coordinates by factor 2 if a scale smaller than 384 is used x >>= 1; } @@ -764,7 +767,8 @@ void buildPolyModel(int positionX, int positionY, int scale, char *pMask, char * ptrPoly_1_Buf++; offsetXinModel = x; - y = *(dataPointer++) - m_first_Y; + y = *(dataPointer) - m_first_Y; + dataPointer++; if (m_useSmallScale) { y >>= 1; } @@ -820,7 +824,7 @@ void buildPolyModel(int positionX, int positionY, int scale, char *pMask, char * flipShort(&minimumScale); - if (minimumScale <= scale) + if ((minimumScale <= scale)) { if (m_flipLeftRight) { drawPolyMode1((unsigned char *)dataPointer, linesToDraw); @@ -861,7 +865,7 @@ void mainDrawPolygons(int fileIndex, cellStruct *pObject, int X, int scale, int flipPoly(fileIndex, (int16*)dataPtr, scale, &newFrame, X, Y, &newX, &newY, &newScale); // this function fills the sizeTable for the poly (OLD: mainDrawSub1Sub2) - getPolySize(newX, newY, newScale, sizeTable, (unsigned char *)newFrame); + getPolySize(newX, newY, newScale, sizeTable, (char*)newFrame); spriteX2 = sizeTable[0] - 2; // left border spriteX1 = sizeTable[1] + 18; // right border |