Added NN scaling for PINBALL2.MID.

It does not scale well.
Wii port should rather use non-compressed PB_MSGFT_bin.

README.md

@@ -20,7 +20,8 @@ Supports data files from Windows and Full Tilt versions of the game.
 | Nintendo Switch    | averne          | <https://github.com/averne/SpaceCadetPinball-NX>                                                           |
 | webOS TV           | mariotaku       | <https://github.com/webosbrew/SpaceCadetPinball>                                                           |
 | Android (WIP)      | Iscle           | https://github.com/Iscle/SpaceCadetPinball                                                                 |
-| Nintendo Wii (WIP) | MaikelChan      | https://github.com/MaikelChan/SpaceCadetPinball                                                            |
+| Nintendo Wii       | MaikelChan      | https://github.com/MaikelChan/SpaceCadetPinball                                                            |
+| Nintendo 3DS       | MaikelChan      | https://github.com/MaikelChan/SpaceCadetPinball/tree/3ds                                                   |
 | Nintendo Wii U     | IntriguingTiles | https://github.com/IntriguingTiles/SpaceCadetPinball-WiiU                                                  |
 
 Platforms covered by this project: desktop Windows, Linux and macOS.

SpaceCadetPinball/GroupData.cpp

@@ -295,6 +295,7 @@ void DatFile::Finalize()
 		IM_FREE(rcData);
 
 		// PINBALL2.MID is an alternative font provided in 3DPB data
+		// Scaled down because it is too large for top text box
 		/*auto file = pinball::make_path_name("PINBALL2.MID");
 		auto fileHandle = fopen(file.c_str(), "rb");
 		fseek(fileHandle, 0, SEEK_END);
@@ -303,8 +304,11 @@ void DatFile::Finalize()
 		fseek(fileHandle, 0, SEEK_SET);
 		fread(rcData, 1, fileSize, fileHandle);
 		fclose(fileHandle);
+		auto groupId = Groups.back()->GroupId + 1u;
 		AddMsgFont(rcData, "pbmsg_ft");
-		delete[] rcData;*/
+		delete[] rcData;
+		for (auto i = groupId; i < Groups.size(); i++)
+			Groups[i]->GetBitmap(0)->ScaleIndexed(0.84f, 0.84f);*/
 	}
 
 	for (auto group : Groups)

SpaceCadetPinball/gdrv.cpp

@@ -79,6 +79,38 @@ gdrv_bitmap8::~gdrv_bitmap8()
 	}
 }
 
+void gdrv_bitmap8::ScaleIndexed(float scaleX, float scaleY)
+{
+	if (!IndexedBmpPtr)
+	{
+		assertm(false, "Scaling non-indexed bitmap");
+		return;
+	}
+
+	int newWidht = static_cast<int>(Width * scaleX), newHeight = static_cast<int>(Height * scaleY);
+	if (Width == newWidht && Height == newHeight)
+		return;
+
+	auto newIndBuf = new char[newHeight * newWidht];
+	for (int dst = 0, y = 0; y < newHeight; y++)
+	{
+		for (int x = 0; x < newWidht; x++, dst++)
+		{
+			auto px = static_cast<int>(x / scaleX);
+			auto py = static_cast<int>(y / scaleY);
+			newIndBuf[dst] = IndexedBmpPtr[(py * IndexedStride) + px];
+		}
+	}
+
+	Stride = IndexedStride = Width = newWidht;
+	Height = newHeight;
+
+	delete IndexedBmpPtr;
+	IndexedBmpPtr = newIndBuf;
+	delete BmpBufPtr1;
+	BmpBufPtr1 = new ColorRgba[Stride * Height];
+}
+
 int gdrv::display_palette(ColorRgba* plt)
 {
 	const uint32_t sysPaletteColors[]

SpaceCadetPinball/gdrv.h

@@ -42,6 +42,7 @@ struct gdrv_bitmap8
 	gdrv_bitmap8(int width, int height, bool indexed);
 	gdrv_bitmap8(const struct dat8BitBmpHeader& header);
 	~gdrv_bitmap8();
+	void ScaleIndexed(float scaleX, float scaleY);
 	ColorRgba* BmpBufPtr1;
 	char* IndexedBmpPtr;
 	int Width;