From 3c287aad182d7769f50642e9035f8dad1101d8d3 Mon Sep 17 00:00:00 2001
From: Matthew Hoops
Date: Tue, 14 Jan 2014 22:13:26 -0500
Subject: GROOVIE: Switch to 32bpp only in groovie2

Needed for alpha
---
 engines/groovie/cursor.cpp  | 14 +++++++-------
 engines/groovie/groovie.cpp | 14 +++++++-------
 engines/groovie/roq.cpp     | 39 ++++++++++++++-------------------------
 3 files changed, 28 insertions(+), 39 deletions(-)

diff --git a/engines/groovie/cursor.cpp b/engines/groovie/cursor.cpp
index 080463a8b3..65f3e108b8 100644
--- a/engines/groovie/cursor.cpp
+++ b/engines/groovie/cursor.cpp
@@ -260,7 +260,7 @@ Cursor_v2::Cursor_v2(Common::File &file) {
 	_width = file.readUint16LE();
 	_height = file.readUint16LE();
 
-	_img = new byte[_width * _height * _numFrames * 2];
+	_img = new byte[_width * _height * _numFrames * 4];
 
 	debugC(1, kGroovieDebugCursor | kGroovieDebugAll, "Groovie::Cursor: width: %d, height: %d, frames:%d", _width, _height, _numFrames);
 
@@ -285,7 +285,7 @@ Cursor_v2::Cursor_v2(Common::File &file) {
 
 		byte *data = new byte[tmp32];
 		file.read(data, tmp32);
-		decodeFrame(pal, data, _img + (f * _width * _height * 2));
+		decodeFrame(pal, data, _img + (f * _width * _height * 4));
 
 		delete[] data;
 	}
@@ -364,16 +364,16 @@ void Cursor_v2::decodeFrame(byte *pal, byte *data, byte *dest) {
 	}
 
 	// Convert to screen format
-	// NOTE: Currently locked to 16bit
+	// NOTE: Currently locked to 32bpp
 	ptr = tmp;
 	for (int y = 0; y < _height; y++) {
 		for (int x = 0; x < _width; x++) {
 			if (*ptr == 1) {
-				*(uint16 *)dest = (uint16)_format.RGBToColor(*(ptr + 1), *(ptr + 2), *(ptr + 3));
+				*(uint32 *)dest = _format.RGBToColor(*(ptr + 1), *(ptr + 2), *(ptr + 3));
 			} else {
-				*(uint16 *)dest = 0;
+				*(uint32 *)dest = 0;
 			}
-			dest += 2;
+			dest += 4;
 			ptr += 4;
 		}
 	}
@@ -385,7 +385,7 @@ void Cursor_v2::enable() {
 }
 
 void Cursor_v2::showFrame(uint16 frame) {
-	int offset = _width * _height * frame * 2;
+	int offset = _width * _height * frame * 4;
 	CursorMan.replaceCursor((const byte *)(_img + offset), _width, _height, _width >> 1, _height >> 1, 0, false, &_format);
 }
 
diff --git a/engines/groovie/groovie.cpp b/engines/groovie/groovie.cpp
index f2801881f1..8ba193e0e9 100644
--- a/engines/groovie/groovie.cpp
+++ b/engines/groovie/groovie.cpp
@@ -104,18 +104,18 @@ Common::Error GroovieEngine::run() {
 
 	// Initialize the graphics
 	switch (_gameDescription->version) {
-	case kGroovieV2:
+	case kGroovieV2: {
 		// Request the mode with the highest precision available
-		initGraphics(640, 480, true, NULL);
-
-		// Save the enabled mode
-		_pixelFormat = _system->getScreenFormat();
+		Graphics::PixelFormat format(4, 8, 8, 8, 8, 24, 16, 8, 0);
+		initGraphics(640, 480, true, &format);
 
-		// TODO: Eventually drop 16bpp mode
-		if (_pixelFormat.bytesPerPixel == 1)
+		if (_system->getScreenFormat() != format)
 			return Common::kUnsupportedColorMode;
 
+		// Save the enabled mode
+		_pixelFormat = format;
 		break;
+	}
 	case kGroovieT7G:
 		initGraphics(640, 480, true);
 		_pixelFormat = Graphics::PixelFormat::createFormatCLUT8();
diff --git a/engines/groovie/roq.cpp b/engines/groovie/roq.cpp
index c7c8831c34..3b82543695 100644
--- a/engines/groovie/roq.cpp
+++ b/engines/groovie/roq.cpp
@@ -107,17 +107,16 @@ uint16 ROQPlayer::loadInternal() {
 
 void ROQPlayer::buildShowBuf() {
 	for (int line = 0; line < _bg->h; line++) {
-		byte *out = (byte *)_bg->getBasePtr(0, line);
-		byte *in = (byte *)_currBuf->getBasePtr(0, line / _scaleY);
+		uint32 *out = (uint32 *)_bg->getBasePtr(0, line);
+		uint32 *in = (uint32 *)_currBuf->getBasePtr(0, line / _scaleY);
 
 		for (int x = 0; x < _bg->w; x++) {
 			// Copy a pixel
-			memcpy(out, in, _vm->_pixelFormat.bytesPerPixel);
+			*out++ = *in;
 
 			// Skip to the next pixel
-			out += _vm->_pixelFormat.bytesPerPixel;
 			if (!(x % _scaleX))
-				in += _currBuf->format.bytesPerPixel;
+				in++;
 		}
 	}
 
@@ -561,17 +560,13 @@ void ROQPlayer::paint2(byte i, int destx, int desty) {
 	}
 
 	uint32 *block = _codebook2 + i * 4;
+	uint32 *ptr = (uint32 *)_currBuf->getBasePtr(destx, desty);
+	uint32 pitch = _currBuf->pitch / 4;
 
-	for (int y = 0; y < 2; y++) {
-		for (int x = 0; x < 2; x++) {
-			if (_vm->_pixelFormat.bytesPerPixel == 2)
-				*((uint16 *)_currBuf->getBasePtr(destx + x, desty + y)) = *block;
-			else
-				*((uint32 *)_currBuf->getBasePtr(destx + x, desty + y)) = *block;
-
-			block++;
-		}
-	}
+	ptr[0] = block[0];
+	ptr[1] = block[1];
+	ptr[pitch] = block[2];
+	ptr[pitch + 1] = block[3];
 }
 
 void ROQPlayer::paint4(byte i, int destx, int desty) {
@@ -600,16 +595,10 @@ void ROQPlayer::paint8(byte i, int destx, int desty) {
 
 			for (int y2 = 0; y2 < 2; y2++) {
 				for (int x2 = 0; x2 < 2; x2++) {
-					for (int repy = 0; repy < 2; repy++) {
-						for (int repx = 0; repx < 2; repx++) {
-							if (_vm->_pixelFormat.bytesPerPixel == 2)
-								*((uint16 *)_currBuf->getBasePtr(destx + x4 * 4 + x2 * 2 + repx, desty + y4 * 4 + y2 * 2 + repy)) = *block2;
-							else
-								*((uint32 *)_currBuf->getBasePtr(destx + x4 * 4 + x2 * 2 + repx, desty + y4 * 4 + y2 * 2 + repy)) = *block2;
-						}
-					}
-
-					block2++;
+					uint32 *ptr = (uint32 *)_currBuf->getBasePtr(destx + x4 * 4 + x2 * 2, desty + y4 * 4 + y2 * 2);
+					uint32 pitch = _currBuf->pitch / 4;
+					uint32 color = *block2++;
+					ptr[0] = ptr[1] = ptr[pitch] = ptr[pitch + 1] = color;
 				}
 			}
 		}
-- 
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