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Functionally equivalent CopyGlyphToWindow

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DizzyEggg 2019-07-28 10:37:44 +02:00 committed by GitHub
parent 136da953d6
commit 3ad14f2b33
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1 changed files with 103 additions and 0 deletions
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103
src/text.c
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@ -462,6 +462,108 @@ u8 GetLastTextColor(u8 colorType)
}
}
#ifdef NONMATCHING
#define GLYPH_COPY(fromY_, toY_, fromX_, toX_, unk) \
{ \
u32 i, j, *ptr, toY, fromX, toX, r5, toOrr, bits; \
u8 *dst; \
\
j = fromX_; \
i = fromY_; \
ptr = unk; \
toX = toX_; \
toY = toY_; \
fromX = fromX_; \
\
for (; i < toY; i++) \
{ \
r5 = *(ptr++); \
for (j = fromX; j < toX; j++) \
{ \
toOrr = r5 & 0xF; \
if (toOrr) \
{ \
dst = windowTiles + ((j / 8) * 32) + ((j & 7) / 2) + ((i / 8) * widthOffset) + ((i & 7) * 4); \
bits = ((j & 1) << 2); \
*dst = ((toOrr << bits) | (*dst & (0xF0 >> bits))); \
} \
r5 >>= 4; \
} \
} \
}
void CopyGlyphToWindow(struct TextPrinter *textPrinter)
{
struct Window *win;
struct WindowTemplate *winTempl;
struct Struct_03002F90 *unkStruct;
u32 currX, widthOffset, currY;
s32 r4, r0;
u8 *windowTiles;
win = &gWindows[textPrinter->printerTemplate.windowId];
winTempl = &win->window;
r4 = (winTempl->width * 8) - textPrinter->printerTemplate.currentX;
if (r4 > gUnknown_03002F90.unk80)
r4 = gUnknown_03002F90.unk80;
r0 = (winTempl->height * 8) - textPrinter->printerTemplate.currentY;
if (r0 > gUnknown_03002F90.unk81)
r0 = gUnknown_03002F90.unk81;
currX = textPrinter->printerTemplate.currentX;
currY = textPrinter->printerTemplate.currentY;
unkStruct = &gUnknown_03002F90;
windowTiles = win->tileData;
widthOffset = winTempl->width * 32;
if (r4 <= 8)
{
if (r0 <= 8)
{
GLYPH_COPY(currY, currY + r0, currX, currX + r4, unkStruct->unk0);
}
else
{
u32 temp;
GLYPH_COPY(currY, currY + 8, currX, currX + r4, unkStruct->unk0);
temp = currY + 8;
GLYPH_COPY(temp, (temp - 8) + r0, currX, currX + r4, unkStruct->unk40);
}
}
else
{
if (r0 <= 8)
{
u32 temp;
GLYPH_COPY(currY, currY + r0, currX, currX + 8, unkStruct->unk0);
temp = currX + 8;
GLYPH_COPY(currY, currY + r0, temp, (temp - 8) + r4, unkStruct->unk20);
}
else
{
u32 temp;
GLYPH_COPY(currY, currY + 8, currX, currX + 8, unkStruct->unk0);
temp = currX + 8;
GLYPH_COPY(currY, currY + 8, temp, temp - 8 + r4, unkStruct->unk20);
temp = currY + 8;
GLYPH_COPY(temp, temp - 8 + r0, currX, currX + 8, unkStruct->unk40);
{
u32 tempX, tempY;
tempX = currX + 8;
tempY = currY + 8;
GLYPH_COPY(tempY, tempY - 8 + r0, tempX, tempX - 8 + r4, unkStruct->unk60);
}
}
}
}
#else
NAKED
void CopyGlyphToWindow(struct TextPrinter *x)
{
@ -1164,6 +1266,7 @@ _080052AA:\n\
bx r0\n\
.pool");
}
#endif // NONMATCHING
void ClearTextSpan(struct TextPrinter *textPrinter, u32 width)
{