diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/pokenav_main_menu.c | 168 |
1 files changed, 35 insertions, 133 deletions
diff --git a/src/pokenav_main_menu.c b/src/pokenav_main_menu.c index 0e2425d4e..a100e2c23 100644 --- a/src/pokenav_main_menu.c +++ b/src/pokenav_main_menu.c @@ -471,139 +471,41 @@ void sub_81C7990(u32 a0, u16 a1) CpuFill16(a1, gPlttBufferFaded + 0x100 + (a0 * 16), 16 * sizeof(u16)); } -NAKED -void sub_81C79BC(const u16 *a0, const u16 *a1, u32 a2, u32 a3, u32 a4, u16 *a5) -{ - asm_unified( - "push {r4-r7,lr}\n\ - mov r7, r10\n\ - mov r6, r9\n\ - mov r5, r8\n\ - push {r5-r7}\n\ - sub sp, 0xC\n\ - str r0, [sp]\n\ - str r1, [sp, 0x4]\n\ - mov r10, r2\n\ - str r3, [sp, 0x8]\n\ - ldr r0, [sp, 0x2C]\n\ - cmp r0, 0\n\ - bne _081C79E4\n\ - ldr r2, =0x001fffff\n\ - mov r1, r10\n\ - ands r2, r1\n\ - ldr r0, [sp]\n\ - b _081C79F4\n\ - .pool\n\ -_081C79E4:\n\ - ldr r2, [sp, 0x2C]\n\ - ldr r0, [sp, 0x8]\n\ - cmp r2, r0\n\ - blt _081C7A00\n\ - ldr r2, =0x001fffff\n\ - mov r1, r10\n\ - ands r2, r1\n\ - ldr r0, [sp, 0x4]\n\ -_081C79F4:\n\ - ldr r1, [sp, 0x30]\n\ - bl CpuSet\n\ - b _081C7AAE\n\ - .pool\n\ -_081C7A00:\n\ - movs r2, 0x1\n\ - negs r2, r2\n\ - add r10, r2\n\ - b _081C7AA6\n\ -_081C7A08:\n\ - ldr r1, [sp]\n\ - ldrh r0, [r1]\n\ - movs r2, 0x1F\n\ - mov r9, r2\n\ - mov r1, r9\n\ - ands r1, r0\n\ - mov r9, r1\n\ - lsls r0, 16\n\ - lsrs r2, r0, 21\n\ - movs r1, 0x1F\n\ - ands r1, r2\n\ - mov r8, r1\n\ - lsrs r7, r0, 26\n\ - movs r2, 0x1F\n\ - ands r7, r2\n\ - ldr r0, [sp, 0x4]\n\ - ldrh r4, [r0]\n\ - movs r0, 0x1F\n\ - ands r0, r4\n\ - mov r1, r9\n\ - subs r0, r1\n\ - lsls r0, 8\n\ - ldr r1, [sp, 0x8]\n\ - bl __divsi3\n\ - ldr r2, [sp, 0x2C]\n\ - adds r6, r0, 0\n\ - muls r6, r2\n\ - asrs r6, 8\n\ - lsls r4, 16\n\ - lsrs r0, r4, 21\n\ - movs r1, 0x1F\n\ - ands r0, r1\n\ - mov r2, r8\n\ - subs r0, r2\n\ - lsls r0, 8\n\ - ldr r1, [sp, 0x8]\n\ - bl __divsi3\n\ - ldr r1, [sp, 0x2C]\n\ - adds r5, r0, 0\n\ - muls r5, r1\n\ - asrs r5, 8\n\ - lsrs r4, 26\n\ - movs r2, 0x1F\n\ - ands r4, r2\n\ - subs r4, r7\n\ - lsls r4, 8\n\ - adds r0, r4, 0\n\ - ldr r1, [sp, 0x8]\n\ - bl __divsi3\n\ - ldr r1, [sp, 0x2C]\n\ - muls r0, r1\n\ - asrs r0, 8\n\ - add r6, r9\n\ - movs r2, 0x1F\n\ - ands r6, r2\n\ - add r5, r8\n\ - ands r5, r2\n\ - adds r0, r7, r0\n\ - ands r0, r2\n\ - lsls r0, 10\n\ - lsls r5, 5\n\ - orrs r0, r5\n\ - orrs r0, r6\n\ - ldr r1, [sp, 0x30]\n\ - strh r0, [r1]\n\ - ldr r2, [sp]\n\ - adds r2, 0x2\n\ - str r2, [sp]\n\ - ldr r0, [sp, 0x4]\n\ - adds r0, 0x2\n\ - str r0, [sp, 0x4]\n\ - adds r1, 0x2\n\ - str r1, [sp, 0x30]\n\ - movs r1, 0x1\n\ - negs r1, r1\n\ - add r10, r1\n\ -_081C7AA6:\n\ - movs r0, 0x1\n\ - negs r0, r0\n\ - cmp r10, r0\n\ - bne _081C7A08\n\ -_081C7AAE:\n\ - add sp, 0xC\n\ - pop {r3-r5}\n\ - mov r8, r3\n\ - mov r9, r4\n\ - mov r10, r5\n\ - pop {r4-r7}\n\ - pop {r0}\n\ - bx r0"); +void sub_81C79BC(const u16 *a0, const u16 *a1, int a2, int a3, int a4, u16 *palette) +{ + + if (a4 == 0) + { + CpuCopy16(a0, palette, a2 * 2); + } + else if (a4 >= a3) + { + CpuCopy16(a1, palette, a2 * 2); + } + else + { + int r, g, b; + int r1, g1, b1; + while (a2--) + { + r = GET_R(*a0); + g = GET_G(*a0); + b = GET_B(*a0); + + r1 = ((((GET_R(*a1) << 8) - (r << 8)) / a3) * a4) >> 8; + g1 = ((((GET_G(*a1) << 8) - (g << 8)) / a3) * a4) >> 8; + b1 = ((((GET_B(*a1) << 8) - (b << 8)) / a3) * a4) >> 8; + + r = (r + r1) & 0x1F; //_RGB(r + r1, g + g1, b + b1); doesn't match; I have to assign the value of ((r + r1) & 0x1F) to r1 + g = (g + g1) & 0x1F; //See above + b = (b + b1) & 0x1F; //See above + + *palette = RGB2(r, g, b); //See above comment + + a0++, a1++; + palette++; + } + } } void PokenavFadeScreen(s32 fadeType) |