[Scummvm-git-logs] scummvm master -> 58eff4c60a47283c935f0d30ff6f43a655532f94
sev-
sev at scummvm.org
Mon Aug 31 21:48:04 UTC 2020
This automated email contains information about 2 new commits which have been
pushed to the 'scummvm' repo located at https://github.com/scummvm/scummvm .
Summary:
3bc8e687f2 GRAPHICS: Expose SJIS font chunk calculation
58eff4c60a SCUMM: Reuse common sjis.cpp code for chunk calculation
Commit: 3bc8e687f2c234ab8cef790e7c3fd435eef8952f
https://github.com/scummvm/scummvm/commit/3bc8e687f2c234ab8cef790e7c3fd435eef8952f
Author: Eugene Sandulenko (sev at scummvm.org)
Date: 2020-08-31T23:46:50+02:00
Commit Message:
GRAPHICS: Expose SJIS font chunk calculation
Changed paths:
graphics/sjis.cpp
graphics/sjis.h
diff --git a/graphics/sjis.cpp b/graphics/sjis.cpp
index 847c25db12..13f0fca20b 100644
--- a/graphics/sjis.cpp
+++ b/graphics/sjis.cpp
@@ -344,100 +344,104 @@ bool FontTowns::loadData() {
return retValue;
}
-const uint8 *FontTowns::getCharData(uint16 ch) const {
- if (ch < kFont8x16Chars) {
- return _fontData8x16 + ch * 16;
- } else {
- uint8 f = ch & 0xFF;
- uint8 s = ch >> 8;
-
- // moved from scumm\charset.cpp
- enum {
- KANA = 0,
- KANJI = 1,
- EKANJI = 2
- };
-
- int base = s - ((s + 1) % 32);
- int c = 0, p = 0, chunk_f = 0, chunk = 0, cr = 0, kanjiType = KANA;
-
- if (f >= 0x81 && f <= 0x84) kanjiType = KANA;
- if (f >= 0x88 && f <= 0x9f) kanjiType = KANJI;
- if (f >= 0xe0 && f <= 0xea) kanjiType = EKANJI;
-
- if ((f > 0xe8 || (f == 0xe8 && base >= 0x9f)) || (f > 0x90 || (f == 0x90 && base >= 0x9f))) {
- c = 48; // correction
- p = -8; // correction
- }
+int FontTowns::getCharFMTChunk(uint16 ch) {
+ uint8 f = ch & 0xFF;
+ uint8 s = ch >> 8;
+
+ // moved from scumm\charset.cpp
+ enum {
+ KANA = 0,
+ KANJI = 1,
+ EKANJI = 2
+ };
- if (kanjiType == KANA) {
- chunk_f = (f - 0x81) * 2;
- } else if (kanjiType == KANJI) { // Standard Kanji
- p += f - 0x88;
- chunk_f = c + 2 * p;
- } else if (kanjiType == EKANJI) { // Enhanced Kanji
- p += f - 0xe0;
- chunk_f = c + 2 * p;
- }
+ int base = s - ((s + 1) % 32);
+ int c = 0, p = 0, chunk_f = 0, chunk = 0, cr = 0, kanjiType = KANA;
- // Base corrections
- if (base == 0x7f && s == 0x7f)
- base -= 0x20;
- if (base == 0x9f && s == 0xbe)
- base += 0x20;
- if (base == 0xbf && s == 0xde)
- base += 0x20;
- //if (base == 0x7f && s == 0x9e)
- // base += 0x20;
-
- switch (base) {
- case 0x3f:
- cr = 0; // 3f
- if (kanjiType == KANA) chunk = 1;
- else if (kanjiType == KANJI) chunk = 31;
- else if (kanjiType == EKANJI) chunk = 111;
- break;
- case 0x5f:
- cr = 0; // 5f
- if (kanjiType == KANA) chunk = 17;
- else if (kanjiType == KANJI) chunk = 47;
- else if (kanjiType == EKANJI) chunk = 127;
- break;
- case 0x7f:
- cr = -1; // 80
- if (kanjiType == KANA) chunk = 9;
- else if (kanjiType == KANJI) chunk = 63;
- else if (kanjiType == EKANJI) chunk = 143;
- break;
- case 0x9f:
- cr = 1; // 9e
- if (kanjiType == KANA) chunk = 2;
- else if (kanjiType == KANJI) chunk = 32;
- else if (kanjiType == EKANJI) chunk = 112;
- break;
- case 0xbf:
- cr = 1; // be
- if (kanjiType == KANA) chunk = 18;
- else if (kanjiType == KANJI) chunk = 48;
- else if (kanjiType == EKANJI) chunk = 128;
- break;
- case 0xdf:
- cr = 1; // de
- if (kanjiType == KANA) chunk = 10;
- else if (kanjiType == KANJI) chunk = 64;
- else if (kanjiType == EKANJI) chunk = 144;
- break;
- default:
- debug(4, "Invalid Char! f %x s %x base %x c %d p %d", f, s, base, c, p);
- }
+ if (f >= 0x81 && f <= 0x84) kanjiType = KANA;
+ if (f >= 0x88 && f <= 0x9f) kanjiType = KANJI;
+ if (f >= 0xe0 && f <= 0xea) kanjiType = EKANJI;
- debug(6, "Kanji: %c%c f 0x%x s 0x%x base 0x%x c %d p %d chunk %d cr %d index %d", f, s, f, s, base, c, p, chunk, cr, ((chunk_f + chunk) * 32 + (s - base)) + cr);
- const int chunkNum = (((chunk_f + chunk) * 32 + (s - base)) + cr);
- if (chunkNum < 0 || chunkNum >= kFont16x16Chars)
- return 0;
- else
- return _fontData16x16 + chunkNum * 32;
+ if ((f > 0xe8 || (f == 0xe8 && base >= 0x9f)) || (f > 0x90 || (f == 0x90 && base >= 0x9f))) {
+ c = 48; // correction
+ p = -8; // correction
}
+
+ if (kanjiType == KANA) {
+ chunk_f = (f - 0x81) * 2;
+ } else if (kanjiType == KANJI) { // Standard Kanji
+ p += f - 0x88;
+ chunk_f = c + 2 * p;
+ } else if (kanjiType == EKANJI) { // Enhanced Kanji
+ p += f - 0xe0;
+ chunk_f = c + 2 * p;
+ }
+
+ // Base corrections
+ if (base == 0x7f && s == 0x7f)
+ base -= 0x20;
+ if (base == 0x9f && s == 0xbe)
+ base += 0x20;
+ if (base == 0xbf && s == 0xde)
+ base += 0x20;
+ //if (base == 0x7f && s == 0x9e)
+ // base += 0x20;
+
+ switch (base) {
+ case 0x3f:
+ cr = 0; // 3f
+ if (kanjiType == KANA) chunk = 1;
+ else if (kanjiType == KANJI) chunk = 31;
+ else if (kanjiType == EKANJI) chunk = 111;
+ break;
+ case 0x5f:
+ cr = 0; // 5f
+ if (kanjiType == KANA) chunk = 17;
+ else if (kanjiType == KANJI) chunk = 47;
+ else if (kanjiType == EKANJI) chunk = 127;
+ break;
+ case 0x7f:
+ cr = -1; // 80
+ if (kanjiType == KANA) chunk = 9;
+ else if (kanjiType == KANJI) chunk = 63;
+ else if (kanjiType == EKANJI) chunk = 143;
+ break;
+ case 0x9f:
+ cr = 1; // 9e
+ if (kanjiType == KANA) chunk = 2;
+ else if (kanjiType == KANJI) chunk = 32;
+ else if (kanjiType == EKANJI) chunk = 112;
+ break;
+ case 0xbf:
+ cr = 1; // be
+ if (kanjiType == KANA) chunk = 18;
+ else if (kanjiType == KANJI) chunk = 48;
+ else if (kanjiType == EKANJI) chunk = 128;
+ break;
+ case 0xdf:
+ cr = 1; // de
+ if (kanjiType == KANA) chunk = 10;
+ else if (kanjiType == KANJI) chunk = 64;
+ else if (kanjiType == EKANJI) chunk = 144;
+ break;
+ default:
+ debug(4, "Invalid Char! f %x s %x base %x c %d p %d", f, s, base, c, p);
+ }
+
+ debug(6, "Kanji: %c%c f 0x%x s 0x%x base 0x%x c %d p %d chunk %d cr %d index %d", f, s, f, s, base, c, p, chunk, cr, ((chunk_f + chunk) * 32 + (s - base)) + cr);
+ return (((chunk_f + chunk) * 32 + (s - base)) + cr);
+}
+
+const uint8 *FontTowns::getCharData(uint16 ch) const {
+ if (ch < kFont8x16Chars)
+ return _fontData8x16 + ch * 16;
+
+ int chunkNum = getCharFMTChunk(ch);
+
+ if (chunkNum < 0 || chunkNum >= kFont16x16Chars)
+ return 0;
+ else
+ return _fontData16x16 + chunkNum * 32;
}
bool FontTowns::hasFeature(int feat) const {
diff --git a/graphics/sjis.h b/graphics/sjis.h
index d06d20e44d..f1b4d9a05d 100644
--- a/graphics/sjis.h
+++ b/graphics/sjis.h
@@ -208,6 +208,9 @@ public:
* Loads the ROM data from "FMT_FNT.ROM".
*/
bool loadData();
+
+ static int getCharFMTChunk(uint16 ch);
+
private:
enum {
kFont16x16Chars = 7808,
Commit: 58eff4c60a47283c935f0d30ff6f43a655532f94
https://github.com/scummvm/scummvm/commit/58eff4c60a47283c935f0d30ff6f43a655532f94
Author: Eugene Sandulenko (sev at scummvm.org)
Date: 2020-08-31T23:46:50+02:00
Commit Message:
SCUMM: Reuse common sjis.cpp code for chunk calculation
Changed paths:
engines/scumm/charset.cpp
diff --git a/engines/scumm/charset.cpp b/engines/scumm/charset.cpp
index a5875bc7f2..b89ce446c2 100644
--- a/engines/scumm/charset.cpp
+++ b/engines/scumm/charset.cpp
@@ -155,90 +155,6 @@ void ScummEngine::loadCJKFont() {
}
}
-static int SJIStoFMTChunk(int f, int s) { //converts sjis code to fmt font offset
- enum {
- KANA = 0,
- KANJI = 1,
- EKANJI = 2
- };
- int base = s - ((s + 1) % 32);
- int c = 0, p = 0, chunk_f = 0, chunk = 0, cr = 0, kanjiType = KANA;
-
- if (f >= 0x81 && f <= 0x84) kanjiType = KANA;
- if (f >= 0x88 && f <= 0x9f) kanjiType = KANJI;
- if (f >= 0xe0 && f <= 0xea) kanjiType = EKANJI;
-
- if ((f > 0xe8 || (f == 0xe8 && base >= 0x9f)) || (f > 0x90 || (f == 0x90 && base >= 0x9f))) {
- c = 48; //correction
- p = -8; //correction
- }
-
- if (kanjiType == KANA) {//Kana
- chunk_f = (f - 0x81) * 2;
- } else if (kanjiType == KANJI) {//Standard Kanji
- p += f - 0x88;
- chunk_f = c + 2 * p;
- } else if (kanjiType == EKANJI) {//Enhanced Kanji
- p += f - 0xe0;
- chunk_f = c + 2 * p;
- }
-
- // Base corrections
- if (base == 0x7f && s == 0x7f)
- base -= 0x20;
- if (base == 0x9f && s == 0xbe)
- base += 0x20;
- if (base == 0xbf && s == 0xde)
- base += 0x20;
- //if (base == 0x7f && s == 0x9e)
- // base += 0x20;
-
- switch (base) {
- case 0x3f:
- cr = 0; //3f
- if (kanjiType == KANA) chunk = 1;
- else if (kanjiType == KANJI) chunk = 31;
- else if (kanjiType == EKANJI) chunk = 111;
- break;
- case 0x5f:
- cr = 0; //5f
- if (kanjiType == KANA) chunk = 17;
- else if (kanjiType == KANJI) chunk = 47;
- else if (kanjiType == EKANJI) chunk = 127;
- break;
- case 0x7f:
- cr = -1; //80
- if (kanjiType == KANA) chunk = 9;
- else if (kanjiType == KANJI) chunk = 63;
- else if (kanjiType == EKANJI) chunk = 143;
- break;
- case 0x9f:
- cr = 1; //9e
- if (kanjiType == KANA) chunk = 2;
- else if (kanjiType == KANJI) chunk = 32;
- else if (kanjiType == EKANJI) chunk = 112;
- break;
- case 0xbf:
- cr = 1; //be
- if (kanjiType == KANA) chunk = 18;
- else if (kanjiType == KANJI) chunk = 48;
- else if (kanjiType == EKANJI) chunk = 128;
- break;
- case 0xdf:
- cr = 1; //de
- if (kanjiType == KANA) chunk = 10;
- else if (kanjiType == KANJI) chunk = 64;
- else if (kanjiType == EKANJI) chunk = 144;
- break;
- default:
- debug(4, "Invalid Char! f %x s %x base %x c %d p %d", f, s, base, c, p);
- return 0;
- }
-
- debug(6, "Kanji: %c%c f 0x%x s 0x%x base 0x%x c %d p %d chunk %d cr %d index %d", f, s, f, s, base, c, p, chunk, cr, ((chunk_f + chunk) * 32 + (s - base)) + cr);
- return ((chunk_f + chunk) * 32 + (s - base)) + cr;
-}
-
byte *ScummEngine::get2byteCharPtr(int idx) {
if (_game.platform == Common::kPlatformFMTowns || _game.platform == Common::kPlatformPCEngine)
return 0;
@@ -261,7 +177,7 @@ byte *ScummEngine::get2byteCharPtr(int idx) {
idx = (SWAP_CONSTANT_16(idx) & 0x7fff) - 1;
} else {
- idx = SJIStoFMTChunk((idx % 256), (idx / 256));
+ idx = Graphics::FontTowns::getCharFMTChunk(idx);
}
break;
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