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Merge pull request #98 from jiangzhengwenjz/sub_812E768

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attempt sub_812E768
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PikalaxALT 2019-09-25 13:46:46 -04:00 committed by GitHub
commit 55caa1fcf8
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 69 additions and 254 deletions
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323
src/menu2.c
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@ -1,5 +1,6 @@
#include "global.h"
#include "text.h"
#include "blit.h"
#include "gpu_regs.h"
#include "task.h"
#include "wild_encounter.h"
@ -502,261 +503,75 @@ void sub_812E6DC(u8 windowId, const u8 * src, u16 x, u16 y)
}
}
// Yeah, no, I'm not bothering with this
NAKED
static void sub_812E768(void * a0, void * a1, u16 a2, u16 a3, u16 a4, u16 a5, u16 a6, u16 a7)
static void sub_812E768(const struct Bitmap *src, struct Bitmap *dst, u16 srcX, u16 srcY, u16 dstX, u16 dstY, u16 width, u16 height)
{
asm_unified("\tpush {r4-r7,lr}\n"
"\tmov r7, r10\n"
"\tmov r6, r9\n"
"\tmov r5, r8\n"
"\tpush {r5-r7}\n"
"\tsub sp, 0x28\n"
"\tstr r0, [sp]\n"
"\tstr r1, [sp, 0x4]\n"
"\tldr r0, [sp, 0x48]\n"
"\tldr r4, [sp, 0x4C]\n"
"\tldr r1, [sp, 0x50]\n"
"\tldr r5, [sp, 0x54]\n"
"\tlsls r2, 16\n"
"\tlsrs r2, 16\n"
"\tstr r2, [sp, 0x8]\n"
"\tlsls r3, 16\n"
"\tlsrs r3, 16\n"
"\tlsls r0, 16\n"
"\tlsrs r0, 16\n"
"\tstr r0, [sp, 0xC]\n"
"\tlsls r4, 16\n"
"\tlsrs r4, 16\n"
"\tlsls r1, 16\n"
"\tlsrs r1, 16\n"
"\tlsls r5, 16\n"
"\tlsrs r5, 16\n"
"\tldr r2, [sp, 0x4]\n"
"\tldrh r0, [r2, 0x4]\n"
"\tldr r2, [sp, 0xC]\n"
"\tsubs r0, r2\n"
"\tldr r2, [sp, 0x8]\n"
"\tadds r2, r1, r2\n"
"\tstr r2, [sp, 0x10]\n"
"\tcmp r0, r1\n"
"\tbge _0812E7B4\n"
"\tldr r1, [sp, 0x8]\n"
"\tadds r0, r1\n"
"\tstr r0, [sp, 0x10]\n"
"_0812E7B4:\n"
"\tldr r2, [sp, 0x4]\n"
"\tldrh r1, [r2, 0x6]\n"
"\tsubs r0, r1, r4\n"
"\tcmp r0, r5\n"
"\tbge _0812E7C6\n"
"\tadds r0, r3, r1\n"
"\tsubs r0, r4\n"
"\tstr r0, [sp, 0x14]\n"
"\tb _0812E7CA\n"
"_0812E7C6:\n"
"\tadds r5, r3, r5\n"
"\tstr r5, [sp, 0x14]\n"
"_0812E7CA:\n"
"\tldr r0, [sp]\n"
"\tldrh r1, [r0, 0x4]\n"
"\tmovs r2, 0x7\n"
"\tadds r0, r1, 0\n"
"\tands r0, r2\n"
"\tadds r1, r0\n"
"\tasrs r1, 3\n"
"\tstr r1, [sp, 0x18]\n"
"\tldr r0, [sp, 0x4]\n"
"\tldrh r1, [r0, 0x4]\n"
"\tadds r0, r1, 0\n"
"\tands r0, r2\n"
"\tadds r1, r0\n"
"\tasrs r1, 3\n"
"\tstr r1, [sp, 0x1C]\n"
"\tmov r12, r3\n"
"\tmov r8, r4\n"
"\tldr r1, [sp, 0x14]\n"
"\tcmp r12, r1\n"
"\tblt _0812E7F4\n"
"\tb _0812E932\n"
"_0812E7F4:\n"
"\tldr r5, [sp, 0x8]\n"
"\tldr r6, [sp, 0xC]\n"
"\tmov r2, r12\n"
"\tadds r2, 0x1\n"
"\tstr r2, [sp, 0x20]\n"
"\tmov r0, r8\n"
"\tadds r0, 0x1\n"
"\tstr r0, [sp, 0x24]\n"
"\tldr r1, [sp, 0x10]\n"
"\tcmp r5, r1\n"
"\tblt _0812E80C\n"
"\tb _0812E922\n"
"_0812E80C:\n"
"\tmovs r7, 0x1\n"
"\tmovs r2, 0xF0\n"
"\tmov r10, r2\n"
"\tmovs r0, 0xF\n"
"\tmov r9, r0\n"
"_0812E816:\n"
"\tasrs r0, r5, 1\n"
"\tmovs r1, 0x3\n"
"\tands r0, r1\n"
"\tldr r2, [sp]\n"
"\tldr r1, [r2]\n"
"\tadds r1, r0\n"
"\tasrs r0, r5, 3\n"
"\tlsls r0, 5\n"
"\tadds r1, r0\n"
"\tmov r2, r12\n"
"\tasrs r0, r2, 3\n"
"\tldr r2, [sp, 0x18]\n"
"\tmuls r0, r2\n"
"\tlsls r0, 5\n"
"\tadds r1, r0\n"
"\tmov r2, r12\n"
"\tlsls r0, r2, 29\n"
"\tlsrs r0, 27\n"
"\tadds r3, r1, r0\n"
"\tasrs r0, r6, 1\n"
"\tmovs r1, 0x3\n"
"\tands r0, r1\n"
"\tldr r2, [sp, 0x4]\n"
"\tldr r1, [r2]\n"
"\tadds r1, r0\n"
"\tasrs r0, r6, 3\n"
"\tlsls r0, 5\n"
"\tadds r1, r0\n"
"\tmov r2, r8\n"
"\tasrs r0, r2, 3\n"
"\tldr r2, [sp, 0x1C]\n"
"\tmuls r0, r2\n"
"\tlsls r0, 5\n"
"\tadds r1, r0\n"
"\tmov r2, r8\n"
"\tlsls r0, r2, 29\n"
"\tlsrs r0, 27\n"
"\tadds r4, r1, r0\n"
"\tadds r0, r4, 0\n"
"\tands r0, r7\n"
"\tcmp r0, 0\n"
"\tbeq _0812E8C2\n"
"\tsubs r4, 0x1\n"
"\tadds r0, r6, 0\n"
"\tands r0, r7\n"
"\tcmp r0, 0\n"
"\tbeq _0812E89A\n"
"\tldrh r0, [r4]\n"
"\tldr r2, _0812E88C @ =0x00000fff\n"
"\tands r2, r0\n"
"\tadds r0, r5, 0\n"
"\tands r0, r7\n"
"\tcmp r0, 0\n"
"\tbeq _0812E890\n"
"\tldrb r1, [r3]\n"
"\tmov r0, r10\n"
"\tands r0, r1\n"
"\tlsls r0, 8\n"
"\tb _0812E912\n"
"\t.align 2, 0\n"
"_0812E88C: .4byte 0x00000fff\n"
"_0812E890:\n"
"\tldrb r1, [r3]\n"
"\tmov r0, r9\n"
"\tands r0, r1\n"
"\tlsls r0, 12\n"
"\tb _0812E912\n"
"_0812E89A:\n"
"\tldrh r0, [r4]\n"
"\tldr r2, _0812E8B4 @ =0x0000f0ff\n"
"\tands r2, r0\n"
"\tadds r0, r5, 0\n"
"\tands r0, r7\n"
"\tcmp r0, 0\n"
"\tbeq _0812E8B8\n"
"\tldrb r1, [r3]\n"
"\tmov r0, r10\n"
"\tands r0, r1\n"
"\tlsls r0, 4\n"
"\tb _0812E912\n"
"\t.align 2, 0\n"
"_0812E8B4: .4byte 0x0000f0ff\n"
"_0812E8B8:\n"
"\tldrb r1, [r3]\n"
"\tmov r0, r9\n"
"\tands r0, r1\n"
"\tlsls r0, 8\n"
"\tb _0812E912\n"
"_0812E8C2:\n"
"\tadds r0, r6, 0\n"
"\tands r0, r7\n"
"\tcmp r0, 0\n"
"\tbeq _0812E8EE\n"
"\tldrh r0, [r4]\n"
"\tldr r2, _0812E8E0 @ =0x0000ff0f\n"
"\tands r2, r0\n"
"\tadds r0, r5, 0\n"
"\tands r0, r7\n"
"\tcmp r0, 0\n"
"\tbeq _0812E8E4\n"
"\tldrb r1, [r3]\n"
"\tmov r0, r10\n"
"\tb _0812E910\n"
"\t.align 2, 0\n"
"_0812E8E0: .4byte 0x0000ff0f\n"
"_0812E8E4:\n"
"\tldrb r1, [r3]\n"
"\tmov r0, r9\n"
"\tands r0, r1\n"
"\tlsls r0, 4\n"
"\tb _0812E912\n"
"_0812E8EE:\n"
"\tldrh r0, [r4]\n"
"\tldr r2, _0812E908 @ =0x0000fff0\n"
"\tands r2, r0\n"
"\tadds r0, r5, 0\n"
"\tands r0, r7\n"
"\tcmp r0, 0\n"
"\tbeq _0812E90C\n"
"\tldrb r1, [r3]\n"
"\tmov r0, r10\n"
"\tands r0, r1\n"
"\tlsrs r0, 4\n"
"\tb _0812E912\n"
"\t.align 2, 0\n"
"_0812E908: .4byte 0x0000fff0\n"
"_0812E90C:\n"
"\tldrb r1, [r3]\n"
"\tmov r0, r9\n"
"_0812E910:\n"
"\tands r0, r1\n"
"_0812E912:\n"
"\torrs r2, r0\n"
"\tstrh r2, [r4]\n"
"\tadds r5, 0x1\n"
"\tadds r6, 0x1\n"
"\tldr r0, [sp, 0x10]\n"
"\tcmp r5, r0\n"
"\tbge _0812E922\n"
"\tb _0812E816\n"
"_0812E922:\n"
"\tldr r1, [sp, 0x20]\n"
"\tmov r12, r1\n"
"\tldr r2, [sp, 0x24]\n"
"\tmov r8, r2\n"
"\tldr r0, [sp, 0x14]\n"
"\tcmp r12, r0\n"
"\tbge _0812E932\n"
"\tb _0812E7F4\n"
"_0812E932:\n"
"\tadd sp, 0x28\n"
"\tpop {r3-r5}\n"
"\tmov r8, r3\n"
"\tmov r9, r4\n"
"\tmov r10, r5\n"
"\tpop {r4-r7}\n"
"\tpop {r0}\n"
"\tbx r0");
s32 loopSrcY, loopDstY, loopSrcX, loopDstX, xEnd, yEnd, multiplierSrcY, multiplierDstY;
u16 toOrr;
const u8 *pixelsSrc;
u16 *pixelsDst;
if (dst->width - dstX < width)
xEnd = dst->width - dstX + srcX;
else
xEnd = width + srcX;
if (dst->height - dstY < height)
yEnd = srcY + dst->height - dstY;
else
yEnd = srcY + height;
multiplierSrcY = (src->width + (src->width & 7)) >> 3;
multiplierDstY = (dst->width + (dst->width & 7)) >> 3;
for (loopSrcY = srcY, loopDstY = dstY; loopSrcY < yEnd; loopSrcY++, loopDstY++)
{
for (loopSrcX = srcX, loopDstX = dstX; loopSrcX < xEnd; loopSrcX++, loopDstX++)
{
#ifndef NONMATCHING
asm("":::"r4");
#endif
pixelsSrc = src->pixels + ((loopSrcX >> 1) & 3) + ((loopSrcX >> 3) << 5) + (((loopSrcY >> 3) * multiplierSrcY) << 5) + ((u32)(loopSrcY << 0x1d) >> 0x1B);
pixelsDst = (u16 *)(dst->pixels + ((loopDstX >> 1) & 3) + ((loopDstX >> 3) << 5) + ((( loopDstY >> 3) * multiplierDstY) << 5) + ((u32)( loopDstY << 0x1d) >> 0x1B));
if ((uintptr_t)pixelsDst & 0x1)
{
pixelsDst = (void *)pixelsDst - 1;
if (loopDstX & 0x1)
{
toOrr = *pixelsDst & 0x0fff;
if (loopSrcX & 0x1)
*pixelsDst = toOrr | ((*pixelsSrc & 0xf0) << 8);
else
*pixelsDst = toOrr | ((*pixelsSrc & 0x0f) << 12);
}
else
{
toOrr = *pixelsDst & 0xf0ff;
if (loopSrcX & 0x1)
*pixelsDst = toOrr | ((*pixelsSrc & 0xf0) << 4);
else
*pixelsDst = toOrr | ((*pixelsSrc & 0x0f) << 8);
}
}
else
{
if (loopDstX & 1)
{
toOrr = *pixelsDst & 0xff0f;
if (loopSrcX & 1)
*pixelsDst = toOrr | ((*pixelsSrc & 0xf0) << 0);
else
*pixelsDst = toOrr | ((*pixelsSrc & 0x0f) << 4);
}
else
{
toOrr = *pixelsDst & 0xfff0;
if (loopSrcX & 1)
*pixelsDst = toOrr | ((*pixelsSrc & 0xf0) >> 4);
else
*pixelsDst = toOrr | ((*pixelsSrc & 0x0f) >> 0);
}
}
}
}
}
#define tEvA data[0]