First init.

2025-10-12 09:13:56 +02:00
commit 1548aeaf9b
458 changed files with 118808 additions and 0 deletions
--- a/libraries/mcu-renderer/tools/fontconv/main.cpp
+++ b/libraries/mcu-renderer/tools/fontconv/main.cpp
@@ -0,0 +1,179 @@
+/*
+ * MCU renderer fontconv
+ * Main module
+ *
+ * (C) 2023 Gissio
+ *
+ * License: MIT
+ */
+
+#include <fstream>
+#include <iostream>
+#include <set>
+
+#include "encode.h"
+#include "export.h"
+#include "import_bdf.h"
+#include "import_freetype.h"
+#include "utils.h"
+
+#define DEFAULT_POINT_SIZE 12
+#define DEFAULT_BITS_PER_PIXEL 4
+
+using namespace std;
+
+void printHelp(void)
+{
+    cout << "fontconv [options] input-file output-file\n"
+         << "-h          Display this help.\n"
+         << "-p <size>   Set point size for rasterizing fonts (default: " << DEFAULT_POINT_SIZE << ").\n"
+         << "-b <size>   Set bits per pixel (default: " << DEFAULT_BITS_PER_PIXEL << ").\n"
+         << "-s <subset> Specify a subset of Unicode characters to convert.\n"
+         << "-c <size>   Override the font cap height.\n"
+         << "-a <size>   Override the font ascent (baseline to top of line).\n"
+         << "-d <size>   Override the font descent (bottom of line to baseline).\n"
+         << "-n <name>   Override the C-language font variable name.\n"
+         << "\n"
+         << "example:\n"
+         << "  -s 32-255            select Unicode characters 32 to 255.\n"
+         << "  -s 0x2e,0x30-0x39    select space and digit characters.\n";
+
+    exit(1);
+}
+
+int main(int argc, char **argv)
+{
+    // Parse command line
+
+    vector<string> args(argv + 1, argv + argc);
+
+    string charcodes;
+    uint32_t pointSize = DEFAULT_POINT_SIZE;
+    uint32_t pixelBitNum = DEFAULT_BITS_PER_PIXEL;
+    int32_t overrideCapHeight = INT_MIN;
+    int32_t overrideAscent = INT_MIN;
+    int32_t overrideDescent = INT_MIN;
+    string variableName;
+    string inputFilename;
+    string outputFilename;
+
+    for (uint32_t i = 0; i < args.size(); i++)
+    {
+        if (args[i].compare("-h") == 0)
+            printHelp();
+        else if (args[i].compare("-p") == 0)
+        {
+            i++;
+
+            if (i < args.size())
+            {
+                int32_t value = stoi(args[i]);
+
+                if ((value >= 1) && (value <= 512))
+                    pointSize = value;
+            }
+        }
+        else if (args[i].compare("-b") == 0)
+        {
+            i++;
+
+            if (i < args.size())
+            {
+                int32_t value = stoi(args[i]);
+
+                if ((value >= 1) &&
+                    (value <= 8))
+                    pixelBitNum = value;
+            }
+        }
+        else if (args[i].compare("-s") == 0)
+        {
+            i++;
+
+            if (i < args.size())
+                charcodes = args[i];
+        }
+        else if (args[i].compare("-c") == 0)
+        {
+            i++;
+
+            if (i < args.size())
+                overrideCapHeight = stoi(args[i]);
+        }
+        else if (args[i].compare("-a") == 0)
+        {
+            i++;
+
+            if (i < args.size())
+                overrideAscent = stoi(args[i]);
+        }
+        else if (args[i].compare("-d") == 0)
+        {
+            i++;
+
+            if (i < args.size())
+                overrideDescent = stoi(args[i]);
+        }
+        else if (args[i].compare("-n") == 0)
+        {
+            i++;
+
+            if (i < args.size())
+                variableName = args[i];
+        }
+        else if (inputFilename == "")
+            inputFilename = args[i];
+        else if (outputFilename == "")
+            outputFilename = args[i];
+        else
+            printHelp();
+    }
+
+    if ((inputFilename == "") || (outputFilename == ""))
+        printHelp();
+
+    // Process font
+
+    try
+    {
+        Font font;
+
+        set<Charcode> charcodeSet = parseCharcodes(charcodes);
+
+        if (to_lower(inputFilename).ends_with(".bdf"))
+        {
+            font = loadBDFFont(inputFilename,
+                               charcodeSet);
+
+            pixelBitNum = 1;
+        }
+        else
+            font = loadFreeTypeFont(inputFilename,
+                                    charcodeSet,
+                                    pointSize);
+
+        if (overrideCapHeight != INT_MIN)
+            font.capHeight = overrideCapHeight;
+        if (overrideAscent != INT_MIN)
+            font.ascent = overrideAscent;
+        if (overrideDescent != INT_MIN)
+            font.descent = overrideDescent;
+
+        BitWriter encodedFont;
+        encodeFont(font,
+                   pixelBitNum,
+                   encodedFont);
+
+        exportFont(font,
+                   variableName,
+                   charcodes,
+                   encodedFont.data,
+                   outputFilename);
+    }
+    catch (runtime_error &e)
+    {
+        cerr << "error: " << e.what() << endl;
+    }
+
+    return 0;
+}