# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1560479578 -10800
# Node ID 7a0af15fbe9781093e7e287e6fdb975c2da0239e
# Parent  90ec1ec89c565c821476c789f030edeb0a6e089d
Add support for 'raw' 768 byte palette files.

diff -r 90ec1ec89c56 -r 7a0af15fbe97 tools/libgfx.c
--- a/tools/libgfx.c	Fri Jun 14 05:01:12 2019 +0300
+++ b/tools/libgfx.c	Fri Jun 14 05:32:58 2019 +0300
@@ -331,7 +331,7 @@
 }
 
 
-static int fmtProbeACT(const Uint8 *buf, const size_t len)
+static int fmtProbeACTPalette(const Uint8 *buf, const size_t len)
 {
     if (len == 0x304 &&
         buf[0x300] == 0)
@@ -394,6 +394,45 @@
 }
 
 
+static int fmtProbeRAWPalette(const Uint8 *buf, const size_t len)
+{
+    if (len == 0x300)
+        return DM_PROBE_SCORE_MAX;
+
+    return DM_PROBE_SCORE_FALSE;
+}
+
+
+int dmReadRAWPalette(DMResource *fp, DMPalette **pdst)
+{
+    int res;
+
+    if ((res = dmPaletteAlloc(pdst, 256, -1)) != DMERR_OK)
+        return res;
+
+    if ((res = dmPaletteReadData(fp, *pdst, 256)) != DMERR_OK)
+        goto error;
+
+    return res;
+
+error:
+    dmPaletteFree(*pdst);
+    *pdst = NULL;
+    return res;
+}
+
+
+int dmWriteRAWPalette(DMResource *fp, const DMPalette *ppal)
+{
+    int res;
+
+    if ((res = dmPaletteWriteData(fp, ppal, ppal->ncolors, 256)) != DMERR_OK)
+        return res;
+
+    return DMERR_OK;
+}
+
+
 int dmWriteImageData(const DMImage *img, void *cbdata,
     int (*writeRowCB)(void *, const Uint8 *, const size_t),
     const DMImageWriteSpec *spec)
@@ -3031,9 +3070,14 @@
 const DMPaletteFormat dmPaletteFormatList[] =
 {
     {
-        "act", "ACT Palette",
+        "act", "Adobe Color Table palette",
         DM_PALFMT_ACT, DM_FMT_RDWR,
-        fmtProbeACT, dmReadACTPalette, dmWriteACTPalette,
+        fmtProbeACTPalette, dmReadACTPalette, dmWriteACTPalette,
+    },
+    {
+        "rpl", "RAW binary palette (RGB, 768 bytes)",
+        DM_PALFMT_RAW, DM_FMT_RDWR,
+        fmtProbeRAWPalette, dmReadRAWPalette, dmWriteRAWPalette,
     },
 };
 
diff -r 90ec1ec89c56 -r 7a0af15fbe97 tools/libgfx.h
--- a/tools/libgfx.h	Fri Jun 14 05:01:12 2019 +0300
+++ b/tools/libgfx.h	Fri Jun 14 05:32:58 2019 +0300
@@ -36,6 +36,7 @@
 enum
 {
     DM_PALFMT_ACT,
+    DM_PALFMT_RAW,
 };