From 917b68d6304636ccfbf7aa52daa108d3e071ae96 Mon Sep 17 00:00:00 2001
From: Muzychenko Andrey <33288308+k4zmu2a@users.noreply.github.com>
Date: Thu, 28 Oct 2021 13:03:05 +0300
Subject: [PATCH] Added NN scaling for PINBALL2.MID. It does not scale well.
 Wii port should rather use non-compressed PB_MSGFT_bin.

---
 SpaceCadetPinball/GroupData.cpp |  6 +++++-
 SpaceCadetPinball/gdrv.cpp      | 32 ++++++++++++++++++++++++++++++++
 SpaceCadetPinball/gdrv.h        |  1 +
 3 files changed, 38 insertions(+), 1 deletion(-)

diff --git a/SpaceCadetPinball/GroupData.cpp b/SpaceCadetPinball/GroupData.cpp
index 5ef2542..ee46dea 100644
--- a/SpaceCadetPinball/GroupData.cpp
+++ b/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)
diff --git a/SpaceCadetPinball/gdrv.cpp b/SpaceCadetPinball/gdrv.cpp
index b060ca0..02d65c3 100644
--- a/SpaceCadetPinball/gdrv.cpp
+++ b/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[]
diff --git a/SpaceCadetPinball/gdrv.h b/SpaceCadetPinball/gdrv.h
index e0da784..4d2d51f 100644
--- a/SpaceCadetPinball/gdrv.h
+++ b/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;