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-rw-r--r--engines/sci/graphics/view.cpp268
1 files changed, 129 insertions, 139 deletions
diff --git a/engines/sci/graphics/view.cpp b/engines/sci/graphics/view.cpp
index 0c09fcbb30..2dc7775345 100644
--- a/engines/sci/graphics/view.cpp
+++ b/engines/sci/graphics/view.cpp
@@ -21,7 +21,6 @@
*/
#include "sci/sci.h"
-#include "sci/util.h"
#include "sci/engine/state.h"
#include "sci/graphics/screen.h"
#include "sci/graphics/palette.h"
@@ -39,16 +38,7 @@ GfxView::GfxView(ResourceManager *resMan, GfxScreen *screen, GfxPalette *palette
}
GfxView::~GfxView() {
- // Iterate through the loops
- for (uint16 loopNum = 0; loopNum < _loopCount; loopNum++) {
- // and through the cells of each loop
- for (uint16 celNum = 0; celNum < _loop[loopNum].celCount; celNum++) {
- delete[] _loop[loopNum].cel[celNum].rawBitmap;
- }
- delete[] _loop[loopNum].cel;
- }
- delete[] _loop;
-
+ _loop.clear();
_resMan->unlockResource(_resource);
}
@@ -111,10 +101,8 @@ void GfxView::initData(GuiResourceId resourceId) {
if (!_resource) {
error("view resource %d not found", resourceId);
}
- _resourceData = _resource->data;
- _resourceSize = _resource->size;
- byte *celData, *loopData;
+ SciSpan<const byte> celData, loopData;
uint16 celOffset;
CelInfo *cel;
uint16 celCount = 0;
@@ -130,7 +118,7 @@ void GfxView::initData(GuiResourceId resourceId) {
_loopCount = 0;
_embeddedPal = false;
- _EGAmapping = NULL;
+ _EGAmapping.clear();
_sci2ScaleRes = SCI_VIEW_NATIVERES_NONE;
_isScaleable = true;
@@ -143,11 +131,10 @@ void GfxView::initData(GuiResourceId resourceId) {
// make them look better (like removing dithered colors that aren't caught
// by our undithering or even improve the graphics overall).
if (curViewType == kViewEga) {
- if (_resourceData[1] == 0x80) {
+ if (_resource->getUint8At(1) == 0x80) {
curViewType = kViewVga;
- } else {
- if (READ_LE_UINT16(_resourceData + 4) == 1)
- curViewType = kViewVga11;
+ } else if (_resource->getUint16LEAt(4) == 1) {
+ curViewType = kViewVga11;
}
}
@@ -159,12 +146,12 @@ void GfxView::initData(GuiResourceId resourceId) {
case kViewVga: // View-format SCI1
// LoopCount:WORD MirrorMask:WORD Version:WORD PaletteOffset:WORD LoopOffset0:WORD LoopOffset1:WORD...
- _loopCount = _resourceData[0];
+ _loopCount = _resource->getUint8At(0);
// bit 0x8000 of _resourceData[1] means palette is set
- if (_resourceData[1] & 0x40)
+ if (_resource->getUint8At(1) & 0x40)
isCompressed = false;
- mirrorBits = READ_LE_UINT16(_resourceData + 2);
- palOffset = READ_LE_UINT16(_resourceData + 6);
+ mirrorBits = _resource->getUint16LEAt(2);
+ palOffset = _resource->getUint16LEAt(6);
if (palOffset && palOffset != 0x100) {
// Some SCI0/SCI01 games also have an offset set. It seems that it
@@ -174,7 +161,7 @@ void GfxView::initData(GuiResourceId resourceId) {
// have this pointing to a 8x16 byte mapping table that needs to get
// applied then.
if (!isEGA) {
- _palette->createFromData(&_resourceData[palOffset], _resourceSize - palOffset, &_viewPalette);
+ _palette->createFromData(_resource->subspan(palOffset), &_viewPalette);
_embeddedPal = true;
} else {
// Only use the EGA-mapping, when being SCI1 EGA
@@ -182,44 +169,43 @@ void GfxView::initData(GuiResourceId resourceId) {
// with broken mapping tables. I guess those games won't use the mapping, so I rather disable it
// for them
if (getSciVersion() == SCI_VERSION_1_EGA_ONLY) {
- _EGAmapping = &_resourceData[palOffset];
for (EGAmapNr = 0; EGAmapNr < SCI_VIEW_EGAMAPPING_COUNT; EGAmapNr++) {
- if (memcmp(_EGAmapping, EGAmappingStraight, SCI_VIEW_EGAMAPPING_SIZE) != 0)
+ const SciSpan<const byte> mapping = _resource->subspan(palOffset + EGAmapNr * SCI_VIEW_EGAMAPPING_SIZE, SCI_VIEW_EGAMAPPING_SIZE);
+ if (memcmp(mapping.getUnsafeDataAt(0, SCI_VIEW_EGAMAPPING_SIZE), EGAmappingStraight, SCI_VIEW_EGAMAPPING_SIZE) != 0)
break;
- _EGAmapping += SCI_VIEW_EGAMAPPING_SIZE;
}
// If all mappings are "straight", then we actually ignore the mapping
if (EGAmapNr == SCI_VIEW_EGAMAPPING_COUNT)
- _EGAmapping = NULL;
+ _EGAmapping.clear();
else
- _EGAmapping = &_resourceData[palOffset];
+ _EGAmapping = _resource->subspan(palOffset, SCI_VIEW_EGAMAPPING_COUNT * SCI_VIEW_EGAMAPPING_SIZE);
}
}
}
- _loop = new LoopInfo[_loopCount];
+ _loop.resize(_loopCount);
for (loopNo = 0; loopNo < _loopCount; loopNo++) {
- loopData = _resourceData + READ_LE_UINT16(_resourceData + 8 + loopNo * 2);
+ loopData = _resource->subspan(_resource->getUint16LEAt(8 + loopNo * 2));
// CelCount:WORD Unknown:WORD CelOffset0:WORD CelOffset1:WORD...
- celCount = READ_LE_UINT16(loopData);
+ celCount = loopData.getUint16LEAt(0);
_loop[loopNo].celCount = celCount;
_loop[loopNo].mirrorFlag = mirrorBits & 1 ? true : false;
mirrorBits >>= 1;
// read cel info
- _loop[loopNo].cel = new CelInfo[celCount];
+ _loop[loopNo].cel.resize(celCount);
for (celNo = 0; celNo < celCount; celNo++) {
- celOffset = READ_LE_UINT16(loopData + 4 + celNo * 2);
- celData = _resourceData + celOffset;
+ celOffset = loopData.getUint16LEAt(4 + celNo * 2);
+ celData = _resource->subspan(celOffset);
// For VGA
// Width:WORD Height:WORD DisplaceX:BYTE DisplaceY:BYTE ClearKey:BYTE Unknown:BYTE RLEData starts now directly
// For EGA
// Width:WORD Height:WORD DisplaceX:BYTE DisplaceY:BYTE ClearKey:BYTE EGAData starts now directly
cel = &_loop[loopNo].cel[celNo];
- cel->scriptWidth = cel->width = READ_LE_UINT16(celData);
- cel->scriptHeight = cel->height = READ_LE_UINT16(celData + 2);
+ cel->scriptWidth = cel->width = celData.getUint16LEAt(0);
+ cel->scriptHeight = cel->height = celData.getUint16LEAt(2);
cel->displaceX = (signed char)celData[4];
cel->displaceY = celData[5];
cel->clearKey = celData[6];
@@ -251,7 +237,7 @@ void GfxView::initData(GuiResourceId resourceId) {
cel->offsetLiteral = celOffset + 8;
}
}
- cel->rawBitmap = 0;
+ cel->rawBitmap.clear();
if (_loop[loopNo].mirrorFlag)
cel->displaceX = -cel->displaceX;
}
@@ -260,15 +246,15 @@ void GfxView::initData(GuiResourceId resourceId) {
case kViewVga11: // View-format SCI1.1+
// HeaderSize:WORD LoopCount:BYTE Flags:BYTE Version:WORD Unknown:WORD PaletteOffset:WORD
- headerSize = READ_SCI11ENDIAN_UINT16(_resourceData + 0) + 2; // headerSize is not part of the header, so it's added
+ headerSize = _resource->getUint16SEAt(0) + 2; // headerSize is not part of the header, so it's added
assert(headerSize >= 16);
- _loopCount = _resourceData[2];
+ _loopCount = _resource->getUint8At(2);
assert(_loopCount);
- palOffset = READ_SCI11ENDIAN_UINT32(_resourceData + 8);
+ palOffset = _resource->getUint32SEAt(8);
// For SCI32, this is a scale flag
if (getSciVersion() >= SCI_VERSION_2) {
- _sci2ScaleRes = (Sci32ViewNativeResolution)_resourceData[5];
+ _sci2ScaleRes = (Sci32ViewNativeResolution)_resource->getUint8At(5);
if (_screen->getUpscaledHires() == GFX_SCREEN_UPSCALED_DISABLED)
_sci2ScaleRes = SCI_VIEW_NATIVERES_NONE;
}
@@ -279,7 +265,7 @@ void GfxView::initData(GuiResourceId resourceId) {
// we assume that if flags is 0h the view does not support flags and default to scaleable
// if it's 1h then we assume that the view is not to be scaled
// if it's 40h then we assume that the view is scaleable
- switch (_resourceData[3]) {
+ switch (_resource->getUint8At(3)) {
case 1:
_isScaleable = false;
break;
@@ -288,31 +274,31 @@ void GfxView::initData(GuiResourceId resourceId) {
case 0:
break; // don't do anything, we already have _isScaleable set
default:
- error("unsupported flags byte (%d) inside sci1.1 view", _resourceData[3]);
+ error("unsupported flags byte (%d) inside sci1.1 view", _resource->getUint8At(3));
break;
}
- loopData = _resourceData + headerSize;
- loopSize = _resourceData[12];
+ loopData = _resource->subspan(headerSize);
+ loopSize = _resource->getUint8At(12);
assert(loopSize >= 16);
- celSize = _resourceData[13];
+ celSize = _resource->getUint8At(13);
assert(celSize >= 32);
if (palOffset) {
- _palette->createFromData(&_resourceData[palOffset], _resourceSize - palOffset, &_viewPalette);
+ _palette->createFromData(_resource->subspan(palOffset), &_viewPalette);
_embeddedPal = true;
}
- _loop = new LoopInfo[_loopCount];
+ _loop.resize(_loopCount);
for (loopNo = 0; loopNo < _loopCount; loopNo++) {
- loopData = _resourceData + headerSize + (loopNo * loopSize);
+ loopData = _resource->subspan(headerSize + (loopNo * loopSize));
seekEntry = loopData[0];
if (seekEntry != 255) {
if (seekEntry >= _loopCount)
error("Bad loop-pointer in sci 1.1 view");
_loop[loopNo].mirrorFlag = true;
- loopData = _resourceData + headerSize + (seekEntry * loopSize);
+ loopData = _resource->subspan(headerSize + (seekEntry * loopSize));
} else {
_loop[loopNo].mirrorFlag = false;
}
@@ -320,16 +306,18 @@ void GfxView::initData(GuiResourceId resourceId) {
celCount = loopData[2];
_loop[loopNo].celCount = celCount;
- celData = _resourceData + READ_SCI11ENDIAN_UINT32(loopData + 12);
+ const uint32 celDataOffset = loopData.getUint32SEAt(12);
// read cel info
- _loop[loopNo].cel = new CelInfo[celCount];
+ _loop[loopNo].cel.resize(celCount);
for (celNo = 0; celNo < celCount; celNo++) {
+ celData = _resource->subspan(celDataOffset + celNo * celSize, celSize);
+
cel = &_loop[loopNo].cel[celNo];
- cel->scriptWidth = cel->width = READ_SCI11ENDIAN_UINT16(celData);
- cel->scriptHeight = cel->height = READ_SCI11ENDIAN_UINT16(celData + 2);
- cel->displaceX = READ_SCI11ENDIAN_UINT16(celData + 4);
- cel->displaceY = READ_SCI11ENDIAN_UINT16(celData + 6);
+ cel->scriptWidth = cel->width = celData.getInt16SEAt(0);
+ cel->scriptHeight = cel->height = celData.getInt16SEAt(2);
+ cel->displaceX = celData.getInt16SEAt(4);
+ cel->displaceY = celData.getInt16SEAt(6);
if (cel->displaceY < 0)
cel->displaceY += 255; // sierra did this adjust in their sci1.1 getCelRect() - not sure about sci32
@@ -337,18 +325,16 @@ void GfxView::initData(GuiResourceId resourceId) {
cel->clearKey = celData[8];
cel->offsetEGA = 0;
- cel->offsetRLE = READ_SCI11ENDIAN_UINT32(celData + 24);
- cel->offsetLiteral = READ_SCI11ENDIAN_UINT32(celData + 28);
+ cel->offsetRLE = celData.getUint32SEAt(24);
+ cel->offsetLiteral = celData.getUint32SEAt(28);
// GK1-hires content is actually uncompressed, we need to swap both so that we process it as such
if ((cel->offsetRLE) && (!cel->offsetLiteral))
SWAP(cel->offsetRLE, cel->offsetLiteral);
- cel->rawBitmap = 0;
+ cel->rawBitmap.clear();
if (_loop[loopNo].mirrorFlag)
cel->displaceX = -cel->displaceX;
-
- celData += celSize;
}
}
break;
@@ -367,20 +353,16 @@ void GfxView::initData(GuiResourceId resourceId) {
// View 995, Loop 13, Cel 2 = "DUAL" (<- our injected view)
if ((g_sci->isCD()) && (resourceId == 995)) {
// security checks
- if (_loopCount >= 14) {
- if ((_loop[13].celCount == 2) && (_loop[13].cel[0].width == 46) && (_loop[13].cel[0].height == 11)) {
- // copy current cels over
- CelInfo *newCels = new CelInfo[3];
- memcpy(newCels, _loop[13].cel, sizeof(CelInfo) * 2);
- delete[] _loop[13].cel;
- _loop[13].celCount++;
- _loop[13].cel = newCels;
- // Duplicate cel 0 to cel 2
- memcpy(&_loop[13].cel[2], &_loop[13].cel[0], sizeof(CelInfo));
- // copy over our data (which is uncompressed bitmap data)
- _loop[13].cel[2].rawBitmap = new byte[sizeof(ViewInject_LauraBow2_Dual)];
- memcpy(_loop[13].cel[2].rawBitmap, ViewInject_LauraBow2_Dual, sizeof(ViewInject_LauraBow2_Dual));
- }
+ if (_loop.size() >= 14 &&
+ _loop[13].cel.size() == 2 &&
+ _loop[13].cel[0].width == 46 &&
+ _loop[13].cel[0].height == 11) {
+
+ _loop[13].cel.resize(3);
+ // Duplicate cel 0 to cel 2
+ _loop[13].cel[2] = _loop[13].cel[0];
+ // use our data (which is uncompressed bitmap data)
+ _loop[13].cel[2].rawBitmap->allocateFromSpan(SciSpan<const byte>(ViewInject_LauraBow2_Dual, sizeof(ViewInject_LauraBow2_Dual)));
}
}
break;
@@ -393,25 +375,18 @@ void GfxView::initData(GuiResourceId resourceId) {
// View 947, Loop 12, Cel 1 = "DUAL" (pressed) (<- our injected view)
if ((g_sci->isCD()) && (resourceId == 947)) {
// security checks
- if (_loopCount == 12) {
- if ((_loop[8].celCount == 2) && (_loop[8].cel[0].width == 50) && (_loop[8].cel[0].height == 15)) {
- // add another loop
- LoopInfo *newLoops = new LoopInfo[_loopCount + 1];
- memcpy(newLoops, _loop, sizeof(LoopInfo) * _loopCount);
- delete[] _loop;
- _loop = newLoops;
- _loopCount++;
- // copy loop 8 to loop 12
- memcpy(&_loop[12], &_loop[8], sizeof(LoopInfo));
- _loop[12].cel = new CelInfo[2];
- // duplicate all cels of loop 8 and into loop 12
- memcpy(_loop[12].cel, _loop[8].cel, sizeof(CelInfo) * _loop[8].celCount);
- // copy over our data (which is uncompressed bitmap data)
- _loop[12].cel[0].rawBitmap = new byte[sizeof(ViewInject_KingsQuest6_Dual1)];
- memcpy(_loop[12].cel[0].rawBitmap, ViewInject_KingsQuest6_Dual1, sizeof(ViewInject_KingsQuest6_Dual1));
- _loop[12].cel[1].rawBitmap = new byte[sizeof(ViewInject_KingsQuest6_Dual2)];
- memcpy(_loop[12].cel[1].rawBitmap, ViewInject_KingsQuest6_Dual2, sizeof(ViewInject_KingsQuest6_Dual2));
- }
+ if (_loop.size() == 12 &&
+ _loop[8].cel.size() == 2 &&
+ _loop[8].cel[0].width == 50 &&
+ _loop[8].cel[0].height == 15) {
+
+ // add another loop
+ _loop.resize(_loop.size() + 1);
+ // copy loop 8 to loop 12
+ _loop[12] = _loop[8];
+ // use our data (which is uncompressed bitmap data)
+ _loop[12].cel[0].rawBitmap->allocateFromSpan(SciSpan<const byte>(ViewInject_KingsQuest6_Dual1, sizeof(ViewInject_KingsQuest6_Dual1)));
+ _loop[12].cel[1].rawBitmap->allocateFromSpan(SciSpan<const byte>(ViewInject_KingsQuest6_Dual2, sizeof(ViewInject_KingsQuest6_Dual2)));
}
}
break;
@@ -491,16 +466,19 @@ void GfxView::getCelScaledRect(int16 loopNo, int16 celNo, int16 x, int16 y, int1
outRect.top = outRect.bottom - scaledHeight;
}
-void unpackCelData(byte *inBuffer, byte *celBitmap, byte clearColor, int pixelCount, int rlePos, int literalPos, ViewType viewType, uint16 width, bool isMacSci11ViewData) {
- byte *outPtr = celBitmap;
+void unpackCelData(const SciSpan<const byte> &inBuffer, SciSpan<byte> &celBitmap, byte clearColor, int rlePos, int literalPos, ViewType viewType, uint16 width, bool isMacSci11ViewData) {
+ const int pixelCount = celBitmap.size();
+ byte *outPtr = celBitmap.getUnsafeDataAt(0);
byte curByte, runLength;
- byte *rlePtr = inBuffer + rlePos;
+ // TODO: Calculate correct maximum dimensions
+ const byte *rlePtr = inBuffer.getUnsafeDataAt(rlePos);
// The existence of a literal position pointer signifies data with two
// separate streams, most likely a SCI1.1 view
- byte *literalPtr = inBuffer + literalPos;
+ const byte *literalPtr = inBuffer.getUnsafeDataAt(literalPos, inBuffer.size() - literalPos);
+ const byte *const endOfResource = inBuffer.getUnsafeDataAt(inBuffer.size(), 0);
int pixelNr = 0;
- memset(celBitmap, clearColor, pixelCount);
+ memset(celBitmap.getUnsafeDataAt(0), clearColor, celBitmap.size());
// View unpacking:
//
@@ -545,14 +523,17 @@ void unpackCelData(byte *inBuffer, byte *celBitmap, byte clearColor, int pixelCo
uint32 pixelLine = pixelNr;
if (hasByteLengths) {
+ assert (rlePtr + 2 <= endOfResource);
pixelNr += *rlePtr++;
runLength = *rlePtr++;
} else {
+ assert (rlePtr + 4 <= endOfResource);
pixelNr += READ_BE_UINT16(rlePtr);
runLength = READ_BE_UINT16(rlePtr + 2);
rlePtr += 4;
}
+ assert(literalPtr + MIN<int>(runLength, pixelCount - pixelNr) <= endOfResource);
while (runLength-- && pixelNr < pixelCount)
outPtr[pixelNr++] = *literalPtr++;
@@ -566,7 +547,7 @@ void unpackCelData(byte *inBuffer, byte *celBitmap, byte clearColor, int pixelCo
while (pixelNr < pixelCount) {
curByte = *rlePtr++;
runLength = curByte >> 4;
- memset(outPtr + pixelNr, curByte & 0x0F, MIN<uint16>(runLength, pixelCount - pixelNr));
+ memset(outPtr + pixelNr, curByte & 0x0F, MIN<uint16>(runLength, pixelCount - pixelNr));
pixelNr += runLength;
}
break;
@@ -576,7 +557,7 @@ void unpackCelData(byte *inBuffer, byte *celBitmap, byte clearColor, int pixelCo
if (curByte & 0x07) { // fill with color
runLength = curByte & 0x07;
curByte = curByte >> 3;
- memset(outPtr + pixelNr, curByte, MIN<uint16>(runLength, pixelCount - pixelNr));
+ memset(outPtr + pixelNr, curByte, MIN<uint16>(runLength, pixelCount - pixelNr));
} else { // skip the next pixels (transparency)
runLength = curByte >> 3;
}
@@ -589,7 +570,7 @@ void unpackCelData(byte *inBuffer, byte *celBitmap, byte clearColor, int pixelCo
if (curByte & 0xC0) { // fill with color
runLength = curByte >> 6;
curByte = curByte & 0x3F;
- memset(outPtr + pixelNr, curByte, MIN<uint16>(runLength, pixelCount - pixelNr));
+ memset(outPtr + pixelNr, curByte, MIN<uint16>(runLength, pixelCount - pixelNr));
} else { // skip the next pixels (transparency)
runLength = curByte & 0x3F;
}
@@ -638,12 +619,12 @@ void unpackCelData(byte *inBuffer, byte *celBitmap, byte clearColor, int pixelCo
}
}
-void GfxView::unpackCel(int16 loopNo, int16 celNo, byte *outPtr, uint32 pixelCount) {
+void GfxView::unpackCel(int16 loopNo, int16 celNo, SciSpan<byte> &outPtr) {
const CelInfo *celInfo = getCelInfo(loopNo, celNo);
if (celInfo->offsetEGA) {
// decompression for EGA views
- unpackCelData(_resourceData, outPtr, 0, pixelCount, celInfo->offsetEGA, 0, _resMan->getViewType(), celInfo->width, false);
+ unpackCelData(*_resource, outPtr, 0, celInfo->offsetEGA, 0, _resMan->getViewType(), celInfo->width, false);
} else {
// We fill the buffer with transparent pixels, so that we can later skip
// over pixels to automatically have them transparent
@@ -667,11 +648,11 @@ void GfxView::unpackCel(int16 loopNo, int16 celNo, byte *outPtr, uint32 pixelCou
}
bool isMacSci11ViewData = g_sci->getPlatform() == Common::kPlatformMacintosh && getSciVersion() == SCI_VERSION_1_1;
- unpackCelData(_resourceData, outPtr, clearColor, pixelCount, celInfo->offsetRLE, celInfo->offsetLiteral, _resMan->getViewType(), celInfo->width, isMacSci11ViewData);
+ unpackCelData(*_resource, outPtr, clearColor, celInfo->offsetRLE, celInfo->offsetLiteral, _resMan->getViewType(), celInfo->width, isMacSci11ViewData);
// Swap 0 and 0xff pixels for Mac SCI1.1+ games (see above)
if (g_sci->getPlatform() == Common::kPlatformMacintosh && getSciVersion() >= SCI_VERSION_1_1) {
- for (uint32 i = 0; i < pixelCount; i++) {
+ for (uint32 i = 0; i < outPtr.size(); i++) {
if (outPtr[i] == 0)
outPtr[i] = 0xff;
else if (outPtr[i] == 0xff)
@@ -681,39 +662,44 @@ void GfxView::unpackCel(int16 loopNo, int16 celNo, byte *outPtr, uint32 pixelCou
}
}
-const byte *GfxView::getBitmap(int16 loopNo, int16 celNo) {
- loopNo = CLIP<int16>(loopNo, 0, _loopCount -1);
- celNo = CLIP<int16>(celNo, 0, _loop[loopNo].celCount - 1);
- if (_loop[loopNo].cel[celNo].rawBitmap)
- return _loop[loopNo].cel[celNo].rawBitmap;
+const SciSpan<const byte> &GfxView::getBitmap(int16 loopNo, int16 celNo) {
+ loopNo = CLIP<int16>(loopNo, 0, _loop.size() - 1);
+ celNo = CLIP<int16>(celNo, 0, _loop[loopNo].cel.size() - 1);
- uint16 width = _loop[loopNo].cel[celNo].width;
- uint16 height = _loop[loopNo].cel[celNo].height;
- // allocating memory to store cel's bitmap
- int pixelCount = width * height;
- _loop[loopNo].cel[celNo].rawBitmap = new byte[pixelCount];
- byte *pBitmap = _loop[loopNo].cel[celNo].rawBitmap;
+ CelInfo &cel = _loop[loopNo].cel[celNo];
+
+ if (cel.rawBitmap)
+ return *cel.rawBitmap;
+
+ const uint16 width = cel.width;
+ const uint16 height = cel.height;
+ const uint pixelCount = width * height;
+ const Common::String sourceName = Common::String::format("%s loop %d cel %d", _resource->name().c_str(), loopNo, celNo);
+
+ SciSpan<byte> outBitmap = cel.rawBitmap->allocate(pixelCount, sourceName);
// unpack the actual cel bitmap data
- unpackCel(loopNo, celNo, pBitmap, pixelCount);
+ unpackCel(loopNo, celNo, outBitmap);
if (_resMan->getViewType() == kViewEga)
- unditherBitmap(pBitmap, width, height, _loop[loopNo].cel[celNo].clearKey);
+ unditherBitmap(outBitmap, width, height, _loop[loopNo].cel[celNo].clearKey);
// mirroring the cel if needed
if (_loop[loopNo].mirrorFlag) {
+ byte *pBitmap = outBitmap.getUnsafeDataAt(0, width * height);
for (int i = 0; i < height; i++, pBitmap += width)
for (int j = 0; j < width / 2; j++)
SWAP(pBitmap[j], pBitmap[width - j - 1]);
}
- return _loop[loopNo].cel[celNo].rawBitmap;
+
+ return *cel.rawBitmap;
}
/**
* Called after unpacking an EGA cel, this will try to undither (parts) of the
* cel if the dithering in here matches dithering used by the current picture.
*/
-void GfxView::unditherBitmap(byte *bitmapPtr, int16 width, int16 height, byte clearKey) {
+void GfxView::unditherBitmap(SciSpan<byte> &bitmapPtr, int16 width, int16 height, byte clearKey) {
int16 *ditheredPicColors = _screen->unditherGetDitheredBgColors();
// It makes no sense to go further, if there isn't any dithered color data
@@ -731,7 +717,6 @@ void GfxView::unditherBitmap(byte *bitmapPtr, int16 width, int16 height, byte cl
// Walk through the bitmap and remember all combinations of colors
int16 ditheredBitmapColors[DITHERED_BG_COLORS_SIZE];
- byte *curPtr;
byte color1, color2;
byte nextColor1, nextColor2;
int16 y, x;
@@ -742,8 +727,8 @@ void GfxView::unditherBitmap(byte *bitmapPtr, int16 width, int16 height, byte cl
// pixels are adjacent and check pixels in the following line as well to
// be the reverse pixel combination
int16 checkHeight = height - 1;
- curPtr = bitmapPtr;
- byte *nextPtr = curPtr + width;
+ byte *curPtr = bitmapPtr.getUnsafeDataAt(0, checkHeight * width);
+ const byte *nextPtr = bitmapPtr.getUnsafeDataAt(width, checkHeight * width);
for (y = 0; y < checkHeight; y++) {
color1 = curPtr[0]; color2 = (curPtr[1] << 4) | curPtr[2];
nextColor1 = nextPtr[0] << 4; nextColor2 = (nextPtr[2] << 4) | nextPtr[1];
@@ -783,9 +768,9 @@ void GfxView::unditherBitmap(byte *bitmapPtr, int16 width, int16 height, byte cl
return;
// We now need to replace color-combinations
- curPtr = bitmapPtr;
+ curPtr = bitmapPtr.getUnsafeDataAt(0, height * width);
for (y = 0; y < height; y++) {
- color = *curPtr;
+ color = curPtr[0];
for (x = 1; x < width; x++) {
color = (color << 4) | curPtr[1];
if (unditherTable[color]) {
@@ -806,12 +791,11 @@ void GfxView::draw(const Common::Rect &rect, const Common::Rect &clipRect, const
int16 loopNo, int16 celNo, byte priority, uint16 EGAmappingNr, bool upscaledHires) {
const Palette *palette = _embeddedPal ? &_viewPalette : &_palette->_sysPalette;
const CelInfo *celInfo = getCelInfo(loopNo, celNo);
- const byte *bitmap = getBitmap(loopNo, celNo);
+ const SciSpan<const byte> &bitmap = getBitmap(loopNo, celNo);
const int16 celHeight = celInfo->height;
const int16 celWidth = celInfo->width;
const byte clearKey = celInfo->clearKey;
const byte drawMask = priority > 15 ? GFX_SCREEN_MASK_VISUAL : GFX_SCREEN_MASK_VISUAL|GFX_SCREEN_MASK_PRIORITY;
- int x, y;
if (_embeddedPal)
// Merge view palette in...
@@ -820,12 +804,16 @@ void GfxView::draw(const Common::Rect &rect, const Common::Rect &clipRect, const
const int16 width = MIN(clipRect.width(), celWidth);
const int16 height = MIN(clipRect.height(), celHeight);
- bitmap += (clipRect.top - rect.top) * celWidth + (clipRect.left - rect.left);
+ if (!width || !height) {
+ return;
+ }
+
+ const byte *bitmapData = bitmap.getUnsafeDataAt((clipRect.top - rect.top) * celWidth + (clipRect.left - rect.left), celWidth * (height - 1) + width);
if (!_EGAmapping) {
- for (y = 0; y < height; y++, bitmap += celWidth) {
- for (x = 0; x < width; x++) {
- const byte color = bitmap[x];
+ for (int y = 0; y < height; y++, bitmapData += celWidth) {
+ for (int x = 0; x < width; x++) {
+ const byte color = bitmapData[x];
if (color != clearKey) {
const int x2 = clipRectTranslated.left + x;
const int y2 = clipRectTranslated.top + y;
@@ -850,10 +838,10 @@ void GfxView::draw(const Common::Rect &rect, const Common::Rect &clipRect, const
}
}
} else {
- byte *EGAmapping = _EGAmapping + (EGAmappingNr * SCI_VIEW_EGAMAPPING_SIZE);
- for (y = 0; y < height; y++, bitmap += celWidth) {
- for (x = 0; x < width; x++) {
- const byte color = EGAmapping[bitmap[x]];
+ const SciSpan<const byte> EGAmapping = _EGAmapping.subspan(EGAmappingNr * SCI_VIEW_EGAMAPPING_SIZE, SCI_VIEW_EGAMAPPING_SIZE);
+ for (int y = 0; y < height; y++, bitmapData += celWidth) {
+ for (int x = 0; x < width; x++) {
+ const byte color = EGAmapping[bitmapData[x]];
const int x2 = clipRectTranslated.left + x;
const int y2 = clipRectTranslated.top + y;
if (color != clearKey && priority >= _screen->getPriority(x2, y2))
@@ -872,7 +860,7 @@ void GfxView::drawScaled(const Common::Rect &rect, const Common::Rect &clipRect,
int16 loopNo, int16 celNo, byte priority, int16 scaleX, int16 scaleY) {
const Palette *palette = _embeddedPal ? &_viewPalette : &_palette->_sysPalette;
const CelInfo *celInfo = getCelInfo(loopNo, celNo);
- const byte *bitmap = getBitmap(loopNo, celNo);
+ const SciSpan<const byte> &bitmap = getBitmap(loopNo, celNo);
const int16 celHeight = celInfo->height;
const int16 celWidth = celInfo->width;
const byte clearKey = celInfo->clearKey;
@@ -933,15 +921,17 @@ void GfxView::drawScaled(const Common::Rect &rect, const Common::Rect &clipRect,
const int16 offsetY = clipRect.top - rect.top;
const int16 offsetX = clipRect.left - rect.left;
+ // TODO: Remove? This class is not for SCI32
// Happens in SQ6, first room
if (offsetX < 0 || offsetY < 0)
return;
assert(scaledHeight + offsetY <= ARRAYSIZE(scalingY));
assert(scaledWidth + offsetX <= ARRAYSIZE(scalingX));
+ const byte *bitmapData = bitmap.getUnsafeDataAt(0, celWidth * celHeight);
for (int y = 0; y < scaledHeight; y++) {
for (int x = 0; x < scaledWidth; x++) {
- const byte color = bitmap[scalingY[y + offsetY] * celWidth + scalingX[x + offsetX]];
+ const byte color = bitmapData[scalingY[y + offsetY] * celWidth + scalingX[x + offsetX]];
const int x2 = clipRectTranslated.left + x;
const int y2 = clipRectTranslated.top + y;
if (color != clearKey && priority >= _screen->getPriority(x2, y2)) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-20 12:34:27 +0000