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-rw-r--r--engines/voyeur/files.cpp8
-rw-r--r--engines/voyeur/graphics.cpp46
2 files changed, 29 insertions, 25 deletions
diff --git a/engines/voyeur/files.cpp b/engines/voyeur/files.cpp
index 9afbe79783..9456aeb6be 100644
--- a/engines/voyeur/files.cpp
+++ b/engines/voyeur/files.cpp
@@ -57,8 +57,10 @@ BoltFilesState::BoltFilesState() {
#define NEXT_BYTE if (--_bytesLeft <= 0) nextBlock()
byte *BoltFilesState::decompress(byte *buf, int size, int mode) {
- if (!buf)
+ if (!buf) {
buf = new byte[size];
+ Common::fill(buf, buf + size, 0);
+ }
byte *bufP = buf;
if (mode & 8) {
@@ -116,7 +118,8 @@ byte *BoltFilesState::decompress(byte *buf, int size, int mode) {
_decompState = 0;
} else {
_decompState = 1;
- _runLength = len = size;
+ len = size;
+ _runLength -= size;
if (_runType == 1)
_runOffset += len;
}
@@ -593,6 +596,7 @@ PictureResource::PictureResource(BoltFilesState &state, const byte *src) {
if (_flags & 0x10) {
_imgData = new byte[nbytes];
+ Common::fill(_imgData, _imgData + nbytes, 0);
} else {
_imgData = state.decompress(NULL, nbytes, state._curMemberPtr->_mode);
}
diff --git a/engines/voyeur/graphics.cpp b/engines/voyeur/graphics.cpp
index a172483d00..7a6780085c 100644
--- a/engines/voyeur/graphics.cpp
+++ b/engines/voyeur/graphics.cpp
@@ -154,7 +154,7 @@ void GraphicsManager::sDrawPic(DisplayResource *srcDisplay, DisplayResource *des
int height1;
int srcOffset;
int screenOffset;
- int flags1, flags2;
+ int srcFlags, destFlags;
ViewPortResource *destViewPort = NULL;
Common::Rect newBounds;
Common::Rect backBounds;
@@ -163,7 +163,7 @@ void GraphicsManager::sDrawPic(DisplayResource *srcDisplay, DisplayResource *des
int var52;
int var20, var22;
int var26;
- byte *imgData1, *imgData2;
+ byte *srcImgData, *destImgData;
byte *srcP, *destP;
// Get the picture parameters, or deference viewport pointers to get their pictures
@@ -184,10 +184,10 @@ void GraphicsManager::sDrawPic(DisplayResource *srcDisplay, DisplayResource *des
width1 = width2 = srcPic->_bounds.width();
height1 = srcPic->_bounds.height();
srcOffset = 0;
- flags1 = srcPic->_flags;
- flags2 = destPic->_flags;
+ srcFlags = srcPic->_flags;
+ destFlags = destPic->_flags;
- if (flags1 & 1) {
+ if (srcFlags & 1) {
if (_clipPtr) {
int xs = _clipPtr->left - srcPic->_bounds.left;
int ys = _clipPtr->top - srcPic->_bounds.top;
@@ -262,8 +262,8 @@ void GraphicsManager::sDrawPic(DisplayResource *srcDisplay, DisplayResource *des
}
}
- if (flags1 & 0x1000) {
- imgData1 = srcPic->_imgData + (var4C << 14) + _screenOffset;
+ if (srcFlags & 0x1000) {
+ srcImgData = srcPic->_imgData + (var4C << 14) + _screenOffset;
for (uint idx = 0; idx < srcPic->_maskData; ++idx) {
if (var4C < 4) {
EMSMapPageHandle(srcPic->_planeSize, srcPic->_imgData[idx], var4C);
@@ -271,10 +271,10 @@ void GraphicsManager::sDrawPic(DisplayResource *srcDisplay, DisplayResource *des
}
}
} else {
- imgData1 = srcPic->_imgData;
+ srcImgData = srcPic->_imgData;
}
- if (flags2 & 0x1000) {
- imgData2 = destPic->_imgData + (var4C << 14) + _screenOffset;
+ if (destFlags & 0x1000) {
+ destImgData = destPic->_imgData + (var4C << 14) + _screenOffset;
for (uint idx = 0; idx < srcPic->_maskData; ++idx) {
if (var4C < 4) {
EMSMapPageHandle(destPic->_planeSize, destPic->_imgData[idx], var4C);
@@ -282,7 +282,7 @@ void GraphicsManager::sDrawPic(DisplayResource *srcDisplay, DisplayResource *des
}
}
} else {
- imgData2 = destPic->_imgData;
+ destImgData = destPic->_imgData;
}
_SVGAPage = _SVGAReset;
@@ -290,24 +290,24 @@ void GraphicsManager::sDrawPic(DisplayResource *srcDisplay, DisplayResource *des
return;
if (srcPic->_pick == 0xff) {
- if (flags1 & 8) {
+ if (srcFlags & 8) {
error("TODO: sDrawPic");
} else {
- srcP = imgData1 + srcOffset;
+ srcP = srcImgData + srcOffset;
- if (flags2 & 8) {
+ if (destFlags & 8) {
// loc_258D8
- destP = imgData2 + screenOffset;
+ destP = destImgData + screenOffset;
- if (flags1 & 2) {
- // loc_258F5
+ if (srcFlags & 2) {
+ // loc_258F5f
} else {
// loc_25D40
- if (flags1 & 0x100) {
+ if (srcFlags & 0x100) {
// loc_25D4A
} else {
// loc_2606D
- destP = (byte *)_screenSurface.pixels;
+ destP = (byte *)_screenSurface.pixels + screenOffset;
for (int yp = 0; yp < height1; ++yp) {
Common::copy(srcP, srcP + width2, destP);
@@ -317,14 +317,14 @@ void GraphicsManager::sDrawPic(DisplayResource *srcDisplay, DisplayResource *des
}
}
} else {
- destP = imgData2 + screenOffset;
+ destP = destImgData + screenOffset;
// loc_2615E
- if (flags1 & 2) {
+ if (srcFlags & 2) {
error("TODO: sDrawPic");
} else {
- if (flags1 & 0x100) {
- srcP = imgData1;
+ if (srcFlags & 0x100) {
+ srcP = srcImgData;
if (isClipped) {
// loc_26424