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-rw-r--r--engines/gob/inter.h2
-rw-r--r--engines/gob/inter_v7.cpp52
-rw-r--r--engines/gob/surface.cpp124
-rw-r--r--engines/gob/surface.h32
4 files changed, 46 insertions, 164 deletions
diff --git a/engines/gob/inter.h b/engines/gob/inter.h
index 63bf3eb1c6..2aa837e777 100644
--- a/engines/gob/inter.h
+++ b/engines/gob/inter.h
@@ -693,7 +693,7 @@ protected:
void o7_zeroVar();
void o7_getINIValue();
void o7_setINIValue();
- void o7_loadLBMPalette();
+ void o7_loadIFFPalette();
void o7_opendBase();
void o7_closedBase();
void o7_getDBString();
diff --git a/engines/gob/inter_v7.cpp b/engines/gob/inter_v7.cpp
index 6cf69ed9df..1238c23e3b 100644
--- a/engines/gob/inter_v7.cpp
+++ b/engines/gob/inter_v7.cpp
@@ -27,6 +27,7 @@
#include "graphics/cursorman.h"
#include "graphics/wincursor.h"
+#include "graphics/decoders/iff.h"
#include "gob/gob.h"
#include "gob/global.h"
@@ -72,7 +73,7 @@ void Inter_v7::setupOpcodesDraw() {
OPCODEDRAW(0x95, o7_zeroVar);
OPCODEDRAW(0xA1, o7_getINIValue);
OPCODEDRAW(0xA2, o7_setINIValue);
- OPCODEDRAW(0xA4, o7_loadLBMPalette);
+ OPCODEDRAW(0xA4, o7_loadIFFPalette);
OPCODEDRAW(0xC4, o7_opendBase);
OPCODEDRAW(0xC5, o7_closedBase);
OPCODEDRAW(0xC6, o7_getDBString);
@@ -523,7 +524,7 @@ void Inter_v7::o7_setINIValue() {
_inis.setValue(file, section, key, value);
}
-void Inter_v7::o7_loadLBMPalette() {
+void Inter_v7::o7_loadIFFPalette() {
Common::String file = _vm->_game->_script->evalString();
if (!file.contains('.'))
file += ".LBM";
@@ -534,37 +535,46 @@ void Inter_v7::o7_loadLBMPalette() {
if (startIndex > stopIndex)
SWAP(startIndex, stopIndex);
- Common::SeekableReadStream *lbmFile = _vm->_dataIO->getFile(file);
- if (!lbmFile) {
- warning("o7_loadLBMPalette(): No such file \"%s\"", file.c_str());
+ Common::SeekableReadStream *iffFile = _vm->_dataIO->getFile(file);
+ if (!iffFile) {
+ warning("o7_loadIFFPalette(): No such file \"%s\"", file.c_str());
return;
}
- ImageType type = Surface::identifyImage(*lbmFile);
- if (type != kImageTypeLBM) {
- warning("o7_loadLBMPalette(): \"%s\" is no LBM", file.c_str());
+ ImageType type = Surface::identifyImage(*iffFile);
+ if (type != kImageTypeIFF) {
+ warning("o7_loadIFFPalette(): \"%s\" is no IFF", file.c_str());
return;
}
- byte palette[768];
-
- LBMLoader lbm(*lbmFile);
- if (!lbm.loadPalette(palette)) {
- warning("o7_loadLBMPalette(): Failed reading palette from LBM \"%s\"", file.c_str());
+ Graphics::IFFDecoder decoder;
+ decoder.loadStream(*iffFile);
+ if (!decoder.getPalette() || decoder.getPaletteColorCount() != 256) {
+ warning("o7_loadIFFPalette(): Failed reading palette from IFF \"%s\"", file.c_str());
return;
}
- memset(palette , 0x00, 3);
- memset(palette + 765, 0xFF, 3);
- for (int i = 0; i < 768; i++)
- palette[i] >>= 2;
-
- int16 count = stopIndex - startIndex + 1;
+ const byte *palette = decoder.getPalette();
startIndex *= 3;
- count *= 3;
+ stopIndex *= 3;
+
+ byte *dst = (byte *)_vm->_draw->_vgaPalette + startIndex;
+ const byte *src = palette + startIndex;
+ for (int i = startIndex; i <= stopIndex + 2; ++i) {
+ *dst++ = *src++ >> 2;
+ }
+
+ if (startIndex == 0) {
+ dst = (byte *)_vm->_draw->_vgaPalette;
+ dst[0] = dst[1] = dst[2] = 0x00 >> 2;
+ }
+
+ if (stopIndex == 765) {
+ dst = (byte *)_vm->_draw->_vgaPalette + 765;
+ dst[0] = dst[1] = dst[2] = 0xFF >> 2;
+ }
- memcpy((char *)_vm->_draw->_vgaPalette + startIndex, palette + startIndex, count);
_vm->_video->setFullPalette(_vm->_global->_pPaletteDesc);
}
diff --git a/engines/gob/surface.cpp b/engines/gob/surface.cpp
index afbb7c3bae..6b65eb6ab9 100644
--- a/engines/gob/surface.cpp
+++ b/engines/gob/surface.cpp
@@ -26,112 +26,15 @@
#include "common/stream.h"
#include "common/util.h"
#include "common/frac.h"
+#include "common/textconsole.h"
#include "graphics/primitives.h"
#include "graphics/pixelformat.h"
#include "graphics/surface.h"
+#include "graphics/decoders/iff.h"
namespace Gob {
-LBMLoader::LBMLoader(Common::SeekableReadStream &stream) : _parser(&stream),
- _hasHeader(false), _palette(0), _image(0) {
-
-}
-
-bool LBMLoader::loadHeader(Graphics::BMHD &header) {
- if (!readHeader())
- return false;
-
- header = _decoder._header;
- return true;
-}
-
-bool LBMLoader::loadPalette(byte *palette) {
- assert(!_palette);
- assert(palette);
-
- _palette = palette;
-
- Common::Functor1Mem<Common::IFFChunk&, bool, LBMLoader> c(this, &LBMLoader::callbackPalette);
- _parser.parse(c);
-
- if (!_palette)
- return false;
-
- _palette = 0;
- return true;
-}
-
-bool LBMLoader::loadImage(byte *image) {
- assert(!_image);
- assert(image);
-
- if (!readHeader())
- return false;
-
- _image = image;
-
- Common::Functor1Mem<Common::IFFChunk&, bool, LBMLoader> c(this, &LBMLoader::callbackImage);
- _parser.parse(c);
-
- if (!_image)
- return false;
-
- _image = 0;
- return true;
-}
-
-bool LBMLoader::callbackHeader(Common::IFFChunk &chunk) {
- if (chunk._type == ID_BMHD) {
- if (chunk._size == sizeof(Graphics::BMHD)) {
- _decoder.loadHeader(chunk._stream);
- _hasHeader = true;
- }
-
- return true; // Stop the IFF parser
- }
-
- return false;
-}
-
-bool LBMLoader::callbackPalette(Common::IFFChunk &chunk) {
- assert(_palette);
-
- if (chunk._type == ID_CMAP) {
- if (chunk._size == 768) {
- if (chunk._stream->read(_palette, chunk._size) != chunk._size)
- _palette = 0;
- } else
- _palette = 0;
-
- return true; // Stop the IFF parser
- }
-
- return false;
-}
-
-bool LBMLoader::callbackImage(Common::IFFChunk &chunk) {
- assert(_image);
-
- if (chunk._type == ID_BODY) {
- _decoder.loadBitmap(Graphics::ILBMDecoder::ILBM_UNPACK_PLANES, _image, chunk._stream);
- return true;
- }
-
- return false;
-}
-
-bool LBMLoader::readHeader() {
- if (_hasHeader)
- return true;
-
- Common::Functor1Mem<Common::IFFChunk&, bool, LBMLoader> c(this, &LBMLoader::callbackHeader);
- _parser.parse(c);
-
- return _hasHeader;
-}
-
-
static void plotPixel(int x, int y, int color, void *data) {
Surface *dest = (Surface *)data;
@@ -841,8 +744,8 @@ bool Surface::loadImage(Common::SeekableReadStream &stream, ImageType type) {
switch (type) {
case kImageTypeTGA:
return loadTGA(stream);
- case kImageTypeLBM:
- return loadLBM(stream);
+ case kImageTypeIFF:
+ return loadIFF(stream);
case kImageTypeBRC:
return loadBRC(stream);
case kImageTypeBMP:
@@ -871,7 +774,7 @@ ImageType Surface::identifyImage(Common::SeekableReadStream &stream) {
stream.seek(startPos);
if (!strncmp(buffer , "FORM", 4))
- return kImageTypeLBM;
+ return kImageTypeIFF;
if (!strncmp(buffer + 6, "JFIF", 4))
return kImageTypeJPEG;
if (!strncmp(buffer , "BRC" , 3))
@@ -904,20 +807,17 @@ bool Surface::loadTGA(Common::SeekableReadStream &stream) {
return false;
}
-bool Surface::loadLBM(Common::SeekableReadStream &stream) {
+bool Surface::loadIFF(Common::SeekableReadStream &stream) {
+ Graphics::IFFDecoder decoder;
+ decoder.loadStream(stream);
- LBMLoader loader(stream);
-
- Graphics::BMHD header;
- loader.loadHeader(header);
-
- if (header.depth != 8)
- // Only 8bpp LBMs supported for now
+ if (!decoder.getSurface())
return false;
- resize(header.width, header.height);
+ resize(decoder.getSurface()->w, decoder.getSurface()->h);
+ memcpy(_vidMem, decoder.getSurface()->pixels, decoder.getSurface()->w * decoder.getSurface()->h);
- return loader.loadImage(_vidMem);
+ return true;
}
bool Surface::loadBRC(Common::SeekableReadStream &stream) {
diff --git a/engines/gob/surface.h b/engines/gob/surface.h
index 8f895a7910..8a1b502a95 100644
--- a/engines/gob/surface.h
+++ b/engines/gob/surface.h
@@ -26,9 +26,6 @@
#include "common/scummsys.h"
#include "common/ptr.h"
#include "common/rational.h"
-#include "common/iff_container.h"
-
-#include "graphics/iff.h"
namespace Common {
class SeekableReadStream;
@@ -39,37 +36,12 @@ namespace Gob {
enum ImageType {
kImageTypeNone = -1,
kImageTypeTGA = 0,
- kImageTypeLBM,
+ kImageTypeIFF,
kImageTypeBRC,
kImageTypeBMP,
kImageTypeJPEG
};
-class LBMLoader {
-public:
- LBMLoader(Common::SeekableReadStream &stream);
-
- bool loadHeader (Graphics::BMHD &header);
- bool loadPalette(byte *palette);
- bool loadImage (byte *image);
-
-private:
- Common::IFFParser _parser;
-
- bool _hasHeader;
-
- Graphics::ILBMDecoder _decoder;
-
- byte *_palette;
- byte *_image;
-
- bool callbackHeader (Common::IFFChunk &chunk);
- bool callbackPalette(Common::IFFChunk &chunk);
- bool callbackImage (Common::IFFChunk &chunk);
-
- bool readHeader();
-};
-
/** An iterator over a surface's image data, automatically handles different color depths. */
class Pixel {
public:
@@ -182,7 +154,7 @@ private:
uint16 dWidth, uint16 dHeight, uint16 sWidth, uint16 sHeight);
bool loadTGA (Common::SeekableReadStream &stream);
- bool loadLBM (Common::SeekableReadStream &stream);
+ bool loadIFF (Common::SeekableReadStream &stream);
bool loadBRC (Common::SeekableReadStream &stream);
bool loadBMP (Common::SeekableReadStream &stream);
bool loadJPEG(Common::SeekableReadStream &stream);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 22:10:55 +0000