Decreased the dithering LUT's depth to 5 bit per color component.

The results still good and generating it is fast enough to do at each start (so we don't need to save it anymore)

svn-id: r40195

3 files changed, 5 insertions, 67 deletions

diff --git a/engines/gob/video.cpp b/engines/gob/video.cpp
index 776839b0bb..ab39c5e7e7 100644
--- a/engines/gob/video.cpp
+++ b/engines/gob/video.cpp
@@ -110,7 +110,7 @@ Video::Video(GobEngine *vm) : _vm(vm) {
 
 	_dirtyAll = false;
 
-	_palLUT = new Graphics::PaletteLUT(6, Graphics::PaletteLUT::kPaletteYUV);
+	_palLUT = new Graphics::PaletteLUT(5, Graphics::PaletteLUT::kPaletteYUV);
 }
 
 char Video::initDriver(int16 vidMode) {
diff --git a/engines/gob/video.h b/engines/gob/video.h
index 2d5cff8cd8..14bae430f1 100644
--- a/engines/gob/video.h
+++ b/engines/gob/video.h
@@ -240,8 +240,6 @@ public:
 private:
 	static const byte _ditherPalette[768];
 
-	bool loadPalLUT(const char *target);
-	bool savePalLUT(const char *target);
 	void buildPalLUT();
 
 	void shadeRect(SurfaceDesc *dest,
diff --git a/engines/gob/video_v6.cpp b/engines/gob/video_v6.cpp
index cf402ceb20..4d3e85364a 100644
--- a/engines/gob/video_v6.cpp
+++ b/engines/gob/video_v6.cpp
@@ -61,66 +61,7 @@ void Video_v6::setPrePalette() {
 void Video_v6::init(const char *target) {
 	initOSD();
 
-	if (loadPalLUT(target))
-		return;
-
 	buildPalLUT();
-
-	savePalLUT(target);
-}
-
-bool Video_v6::loadPalLUT(const char *target) {
-	if (target[0] == '\0')
-		return false;
-
-	char *pltSave = new char[strlen(target) + 5];
-
-	strcpy(pltSave, target);
-	strcat(pltSave, ".plt");
-
-	Common::InSaveFile *saveFile;
-
-	Common::SaveFileManager *saveMan = g_system->getSavefileManager();
-	if (!(saveFile = saveMan->openForLoading(pltSave))) {
-		delete[] pltSave;
-		return false;
-	}
-
-	drawOSDText("Loading palette table");
-
-	bool loaded = _palLUT->load(*saveFile);
-
-	delete[] pltSave;
-	delete saveFile;
-
-	return loaded;
-}
-
-bool Video_v6::savePalLUT(const char *target) {
-	if (target[0] == '\0')
-		return false;
-
-	char *pltSave = new char[strlen(target) + 5];
-
-	strcpy(pltSave, target);
-	strcat(pltSave, ".plt");
-
-	Common::OutSaveFile *saveFile;
-
-	Common::SaveFileManager *saveMan = g_system->getSavefileManager();
-	if (!(saveFile = saveMan->openForSaving(pltSave))) {
-		delete[] pltSave;
-		return false;
-	}
-
-	drawOSDText("Saving palette table");
-
-	_palLUT->save(*saveFile);
-
-	delete[] pltSave;
-	delete saveFile;
-
-	return true;
 }
 
 void Video_v6::buildPalLUT() {
@@ -128,12 +69,11 @@ void Video_v6::buildPalLUT() {
 
 	_palLUT->setPalette(_ditherPalette, Graphics::PaletteLUT::kPaletteYUV, 8, 0);
 
-	for (int i = 0; (i < 64) && !_vm->shouldQuit(); i++) {
-		sprintf(text, "Building palette table: %02d/63", i);
-		drawOSDText(text);
+	sprintf(text, "Building palette table");
+	drawOSDText(text);
+
+	for (int i = 0; (i < 32) && !_vm->shouldQuit(); i++)
 		_palLUT->buildNext();
-		_vm->_util->processInput();
-	}
 }
 
 char Video_v6::spriteUncompressor(byte *sprBuf, int16 srcWidth, int16 srcHeight,