mirror of
https://github.com/Ninjdai1/pokeemerald.git
synced 2024-11-18 12:37:38 +01:00
466 lines
14 KiB
C
Executable File
466 lines
14 KiB
C
Executable File
#include "global.h"
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#include "palette.h"
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#include "roulette.h"
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#include "roulette_util.h"
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#include "util.h"
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void sub_8151678(struct UnkStruct0 *r0)
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{
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r0->var00 = 0;
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r0->var02 = 0;
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memset(&r0->var04, 0, sizeof(r0->var04));
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}
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u8 sub_815168C(struct UnkStruct0 *r0, u8 r1, const struct UnkStruct1 *r2)
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{
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if (!(r1 < 16) || (r0->var04[r1].var00_7))
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return 0xFF;
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r0->var04[r1].var04.var00 = r2->var00;
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r0->var04[r1].var04.var02 = r2->var02;
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r0->var04[r1].var04.var04 = r2->var04;
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r0->var04[r1].var04.var05 = r2->var05;
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r0->var04[r1].var04.var06 = r2->var06;
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r0->var04[r1].var04.var07_0 = r2->var07_0;
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r0->var04[r1].var04.var07_5 = r2->var07_5;
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r0->var04[r1].var04.var07_7 = r2->var07_7;
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r0->var04[r1].var00_0 = 0;
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r0->var04[r1].var00_7 = 1;
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r0->var04[r1].var02 = 0;
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r0->var04[r1].var01 = 0;
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if (r0->var04[r1].var04.var07_7 < 0)
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r0->var04[r1].var03 = 0xFF;
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else
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r0->var04[r1].var03 = 1;
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return r1;
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}
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u8 sub_8151710(struct UnkStruct0 *r0, u8 r1)
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{
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if (r1 >= 16)
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return 0xFF;
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if (!r0->var04[r1].var00_7)
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return 0xFF;
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memset(&r0->var04[r1], 0, sizeof(r0->var04[r1]));
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return r1;
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}
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u8 sub_8151744(struct UnkStruct3 *r0)
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{
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u8 i;
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u8 returnval;
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for (i = 0; i < r0->var04.var04; i++)
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{
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struct PlttData *faded = (struct PlttData *)&gPlttBufferFaded[r0->var04.var02 + i];
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struct PlttData *unfaded = (struct PlttData *)&gPlttBufferUnfaded[r0->var04.var02 + i];
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switch (r0->var00_0)
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{
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case 1:
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if (faded->r + r0->var03 >= 0 && faded->r + r0->var03 < 32)
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faded->r += r0->var03;
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if (faded->g + r0->var03 >= 0 && faded->g + r0->var03 < 32)
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faded->g += r0->var03;
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if (faded->b + r0->var03 >= 0 && faded->b + r0->var03 < 32)
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faded->b += r0->var03;
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break;
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case 2:
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if (r0->var03 < 0)
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{
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if (faded->r + r0->var03 >= unfaded->r)
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faded->r += r0->var03;
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if (faded->g + r0->var03 >= unfaded->g)
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faded->g += r0->var03;
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if (faded->b + r0->var03 >= unfaded->b)
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faded->b += r0->var03;
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}
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else
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{
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if (faded->r + r0->var03 <= unfaded->r)
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faded->r += r0->var03;
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if (faded->g + r0->var03 <= unfaded->g)
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faded->g += r0->var03;
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if (faded->b + r0->var03 <= unfaded->b)
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faded->b += r0->var03;
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}
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break;
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}
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}
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if ((u32)r0->var02++ != r0->var04.var07_0)
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{
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returnval = 0;
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}
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else
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{
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r0->var02 = 0;
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r0->var03 *= -1;
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if (r0->var00_0 == 1)
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r0->var00_0++;
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else
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r0->var00_0--;
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returnval = 1;
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}
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return returnval;
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}
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u8 sub_815194C(struct UnkStruct3 *r0)
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{
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u8 rg2 = 0;
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switch (r0->var00_0)
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{
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case 1:
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for (rg2 = 0; rg2 < r0->var04.var04; rg2++)
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gPlttBufferFaded[r0->var04.var02 + rg2] = r0->var04.var00;
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r0->var00_0++;
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break;
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case 2:
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for (rg2 = 0; rg2 < r0->var04.var04; rg2++)
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gPlttBufferFaded[r0->var04.var02 + rg2] = gPlttBufferUnfaded[r0->var04.var02 + rg2];
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r0->var00_0--;
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break;
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}
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return 1;
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}
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void task_tutorial_controls_fadein(struct UnkStruct0 *r0)
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{
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u8 i = 0;
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if (r0->var00)
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{
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for (i = 0; i < 16; i++)
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{
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if ((r0->var02 >> i) & 1)
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{
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if (--r0->var04[i].var01 == 0xFF) // if underflow ?
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{
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if (r0->var04[i].var04.var00 & 0x8000) // PlttData->unused_15 ?
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sub_8151744(&r0->var04[i]);
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else
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sub_815194C(&r0->var04[i]);
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r0->var04[i].var01 = r0->var04[i].var04.var05;
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}
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}
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}
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}
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}
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void sub_8151A48(struct UnkStruct0 *r0, u16 r1)
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{
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u8 i = 0;
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r0->var00++;
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for (i = 0; i < 16; i++)
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{
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if ((r1 >> i) & 1)
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{
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if (r0->var04[i].var00_7)
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{
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r0->var02 |= 1 << i;
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r0->var04[i].var00_0 = 1;
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}
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}
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}
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}
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void sub_8151A9C(struct UnkStruct0 *r0, u16 r1)
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{
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u8 i;
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for (i = 0; i < 16; i++)
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{
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if ((r0->var02 >> i) & 1)
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{
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if (r0->var04[i].var00_7)
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{
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if ((r1 >> i) & 1)
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{
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u32 offset = r0->var04[i].var04.var02;
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u16 *faded = &gPlttBufferFaded[offset];
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u16 *unfaded = &gPlttBufferUnfaded[offset];
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memcpy(faded, unfaded, r0->var04[i].var04.var04 * 2);
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r0->var04[i].var00_0 = 0;
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r0->var04[i].var02 = 0;
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r0->var04[i].var01 = 0;
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if (r0->var04[i].var04.var07_7 < 0)
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r0->var04[i].var03 = 0xFF;
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else
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r0->var04[i].var03 = 0x1;
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}
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}
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}
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}
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if (r1 == 0xFFFF)
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{
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r0->var00 = 0;
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r0->var02 = 0;
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}
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else
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{
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r0->var02 = r0->var02 & ~r1;
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}
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}
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void InitPulseBlend(struct PulseBlend *pulseBlend)
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{
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u8 i = 0;
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pulseBlend->usedPulseBlendPalettes = 0;
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memset(&pulseBlend->pulseBlendPalettes, 0, sizeof(pulseBlend->pulseBlendPalettes));
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for (; i < 16; i++)
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pulseBlend->pulseBlendPalettes[i].paletteSelector = i;
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}
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int InitPulseBlendPaletteSettings(struct PulseBlend *pulseBlend, const struct PulseBlendSettings *settings)
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{
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u8 i = 0;
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struct PulseBlendPalette *pulseBlendPalette = NULL;
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if (!pulseBlend->pulseBlendPalettes[0].inUse)
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{
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pulseBlendPalette = &pulseBlend->pulseBlendPalettes[0];
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}
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else
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{
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while (++i < 16)
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{
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if (!pulseBlend->pulseBlendPalettes[i].inUse)
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{
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pulseBlendPalette = &pulseBlend->pulseBlendPalettes[i];
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break;
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}
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}
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}
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if (pulseBlendPalette == NULL)
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return 0xFF;
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pulseBlendPalette->blendCoeff = 0;
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pulseBlendPalette->fadeDirection = 0;
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pulseBlendPalette->available = 1;
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pulseBlendPalette->inUse = 1;
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pulseBlendPalette->delayCounter = 0;
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pulseBlendPalette->fadeCycleCounter = 0;
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memcpy(&pulseBlendPalette->pulseBlendSettings, settings, sizeof(*settings));
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return i;
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}
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static void ClearPulseBlendPalettesSettings(struct PulseBlendPalette *pulseBlendPalette)
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{
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u16 i;
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if (!pulseBlendPalette->available && pulseBlendPalette->pulseBlendSettings.restorePaletteOnUnload)
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{
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for (i = pulseBlendPalette->pulseBlendSettings.paletteOffset; i < pulseBlendPalette->pulseBlendSettings.paletteOffset + pulseBlendPalette->pulseBlendSettings.numColors; i++)
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gPlttBufferFaded[i] = gPlttBufferUnfaded[i];
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}
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memset(&pulseBlendPalette->pulseBlendSettings, 0, sizeof(pulseBlendPalette->pulseBlendSettings));
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pulseBlendPalette->blendCoeff = 0;
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pulseBlendPalette->fadeDirection = 0;
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pulseBlendPalette->unk1_5 = 0;
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pulseBlendPalette->available = 1;
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pulseBlendPalette->inUse = 0;
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pulseBlendPalette->fadeCycleCounter = 0;
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pulseBlendPalette->delayCounter = 0;
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}
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void UnloadUsedPulseBlendPalettes(struct PulseBlend *pulseBlend, u16 pulseBlendPaletteSelector, u8 multiSelection)
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{
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u16 i = 0;
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if (!multiSelection)
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{
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ClearPulseBlendPalettesSettings(&pulseBlend->pulseBlendPalettes[pulseBlendPaletteSelector & 0xF]);
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}
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else
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{
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for (i = 0; i < 16; i++)
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{
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if ((pulseBlendPaletteSelector & 1) && pulseBlend->pulseBlendPalettes[i].inUse)
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ClearPulseBlendPalettesSettings(&pulseBlend->pulseBlendPalettes[i]);
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pulseBlendPaletteSelector >>= 1;
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}
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}
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}
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void MarkUsedPulseBlendPalettes(struct PulseBlend *pulseBlend, u16 pulseBlendPaletteSelector, u8 multiSelection)
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{
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u8 i = 0;
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if (!multiSelection)
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{
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i = pulseBlendPaletteSelector & 0xF;
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pulseBlend->pulseBlendPalettes[i].available = 0;
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pulseBlend->usedPulseBlendPalettes |= 1 << i;
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}
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else
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{
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for (i = 0; i < 16; i++)
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{
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if (!(pulseBlendPaletteSelector & 1) || !pulseBlend->pulseBlendPalettes[i].inUse || !pulseBlend->pulseBlendPalettes[i].available)
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{
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pulseBlendPaletteSelector <<= 1;
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}
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else
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{
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pulseBlend->pulseBlendPalettes[i].available = 0;
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pulseBlend->usedPulseBlendPalettes |= 1 << i;
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}
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}
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}
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}
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void UnmarkUsedPulseBlendPalettes(struct PulseBlend *pulseBlend, u16 pulseBlendPaletteSelector, u8 multiSelection)
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{
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u16 i;
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struct PulseBlendPalette *pulseBlendPalette;
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u8 j = 0;
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if (!multiSelection)
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{
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pulseBlendPalette = &pulseBlend->pulseBlendPalettes[pulseBlendPaletteSelector & 0xF];
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if (!pulseBlendPalette->available && pulseBlendPalette->inUse)
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{
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if (pulseBlendPalette->pulseBlendSettings.restorePaletteOnUnload)
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{
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for (i = pulseBlendPalette->pulseBlendSettings.paletteOffset; i < pulseBlendPalette->pulseBlendSettings.paletteOffset + pulseBlendPalette->pulseBlendSettings.numColors; i++)
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gPlttBufferFaded[i] = gPlttBufferUnfaded[i];
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}
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pulseBlendPalette->available = 1;
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pulseBlend->usedPulseBlendPalettes &= ~(1 << j);
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}
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}
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else
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{
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for (j = 0; j < 16; j++)
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{
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pulseBlendPalette = &pulseBlend->pulseBlendPalettes[j];
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if (!(pulseBlendPaletteSelector & 1) || pulseBlendPalette->available || !pulseBlendPalette->inUse)
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{
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pulseBlendPaletteSelector <<= 1;
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}
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else
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{
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if (pulseBlendPalette->pulseBlendSettings.restorePaletteOnUnload)
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{
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for (i = pulseBlendPalette->pulseBlendSettings.paletteOffset; i < pulseBlendPalette->pulseBlendSettings.paletteOffset + pulseBlendPalette->pulseBlendSettings.numColors; i++)
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gPlttBufferFaded[i] = gPlttBufferUnfaded[i];
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}
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pulseBlendPalette->available = 1;
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pulseBlend->usedPulseBlendPalettes &= ~(1 << j);
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}
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}
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}
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}
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void UpdatePulseBlend(struct PulseBlend *pulseBlend)
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{
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struct PulseBlendPalette *pulseBlendPalette;
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u8 i = 0;
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if (pulseBlend->usedPulseBlendPalettes)
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{
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for (i = 0; i < 16; i++)
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{
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pulseBlendPalette = &pulseBlend->pulseBlendPalettes[i];
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if ((!pulseBlendPalette->available && pulseBlendPalette->inUse) && (!gPaletteFade.active || !pulseBlendPalette->pulseBlendSettings.unk7_7))
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{
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if (--pulseBlendPalette->delayCounter == 0xFF)
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{
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pulseBlendPalette->delayCounter = pulseBlendPalette->pulseBlendSettings.delay;
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BlendPalette(pulseBlendPalette->pulseBlendSettings.paletteOffset, pulseBlendPalette->pulseBlendSettings.numColors, pulseBlendPalette->blendCoeff, pulseBlendPalette->pulseBlendSettings.blendColor);
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switch (pulseBlendPalette->pulseBlendSettings.fadeType)
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{
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case 0: // Fade all the way to the max blend amount, then wrap around
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// BUG: This comparison will never be true for maxBlendCoeff values that are >= 8. This is because
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// maxBlendCoeff is a signed 4-bit field, but blendCoeff is an unsigned 4-bit field. This code is never
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// reached, anyway, so the bug is not observable in vanilla gameplay.
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if (pulseBlendPalette->blendCoeff++ == pulseBlendPalette->pulseBlendSettings.maxBlendCoeff)
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{
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pulseBlendPalette->fadeCycleCounter++;
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pulseBlendPalette->blendCoeff = 0;
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}
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break;
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case 1: // Fade in and out
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if (pulseBlendPalette->fadeDirection)
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{
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if (--pulseBlendPalette->blendCoeff == 0)
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{
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pulseBlendPalette->fadeCycleCounter++;
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pulseBlendPalette->fadeDirection ^= 1;
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}
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}
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else
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{
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u8 max = (pulseBlendPalette->pulseBlendSettings.maxBlendCoeff - 1) & 0xF;
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if (pulseBlendPalette->blendCoeff++ == max)
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{
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pulseBlendPalette->fadeCycleCounter++;
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pulseBlendPalette->fadeDirection ^= 1;
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}
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}
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break;
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case (MODERN ? -2 : 2): // Flip back and forth
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// This code is never reached in vanilla
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if (pulseBlendPalette->fadeDirection)
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pulseBlendPalette->blendCoeff = 0;
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else
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pulseBlendPalette->blendCoeff = pulseBlendPalette->pulseBlendSettings.maxBlendCoeff & 0xF;
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pulseBlendPalette->fadeDirection ^= 1;
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pulseBlendPalette->fadeCycleCounter++;
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break;
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}
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if (pulseBlendPalette->pulseBlendSettings.numFadeCycles != 0xFF
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&& pulseBlendPalette->fadeCycleCounter == pulseBlendPalette->pulseBlendSettings.numFadeCycles)
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UnmarkUsedPulseBlendPalettes(pulseBlend, pulseBlendPalette->paletteSelector, FALSE);
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}
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}
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}
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}
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}
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void sub_8152008(u16 *dest, u16 src, u8 left, u8 top, u8 width, u8 height)
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{
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u16 *_dest;
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u8 i;
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u8 j;
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i = 0;
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dest = &dest[top * 32 + left];
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for (; i < height; i++)
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{
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_dest = dest + i * 32;
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for (j = 0; j < width; j++)
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{
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*_dest++ = src;
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}
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}
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}
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void sub_8152058(u16 *dest, u16 *src, u8 left, u8 top, u8 width, u8 height)
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{
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u16 *_dest;
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u16 *_src = src;
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u8 i;
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u8 j;
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i = 0;
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dest = &dest[top * 32 + left];
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for (; i < height; i++)
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{
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_dest = dest + i * 32;
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for (j = 0; j < width; j++)
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{
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*_dest++ = *_src++;
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}
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}
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}
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