Start contest painting effect

1 files changed, 602 insertions, 0 deletions

diff --git a/src/contest_painting_effects.c b/src/contest_painting_effects.c
new file mode 100644
index 000000000..46bc375db
--- /dev/null
+++ b/src/contest_painting_effects.c
@@ -0,0 +1,602 @@
+#include "global.h"
+#include "contest_painting_effects.h"
+#include "contest_painting.h"
+#include "constants/rgb.h"
+
+extern u8 gUnknown_03006164;
+extern u16 (*gUnknown_03006168)[][32];
+extern u8 gUnknown_0300616C;
+extern u8 gUnknown_03006170;
+extern u8 gUnknown_03006174;
+extern u8 gUnknown_03006178;
+extern u8 gUnknown_0300617C;
+extern u8 gUnknown_03006180;
+
+// this file's functions
+void sub_8125230(void);
+void sub_81252E8(void);
+void sub_81254E0(void);
+void sub_8125630(void);
+void sub_8125448(void);
+void sub_81257F8(void);
+void sub_81258A0(void);
+void sub_81256C8(void);
+void sub_8125250(void);
+void sub_81253A4(u8);
+void sub_81250B8(u8);
+void sub_8125170(u8);
+void sub_8125954(u16);
+u16 ConvertColorToGrayscale(u16*);
+u16 sub_8125E18(u16*, u16*, u16*);
+u16 ConvertCoolColor(u16*, u8);
+u16 ConvertToBlackOrWhite(u16*);
+u16 sub_8125C98(u16*, u16*);
+u16 InvertColor(u16*);
+u16 sub_8125F38(u16*, u16*, u16*);
+u16 sub_8125CF4(u16*, u16*);
+u16 GetCoolColorFromPersonality(u8);
+
+void sub_8124F2C(struct Unk03005E20 *info)
+{
+    gUnknown_03006168 = info->var_4;
+    gUnknown_0300617C = info->var_1F;
+    gUnknown_03006164 = info->var_19;
+    gUnknown_03006178 = info->var_1A;
+    gUnknown_03006174 = info->var_1B;
+    gUnknown_0300616C = info->var_1C;
+    gUnknown_03006180 = info->var_1D;
+    gUnknown_03006170 = info->var_1E;
+    switch (info->var_0)
+    {
+    case 2:
+        sub_8125230();
+        break;
+    case 8:
+        sub_81252E8();
+        break;
+    case 9:
+        sub_81254E0();
+        sub_81253A4(gUnknown_0300617C);
+        break;
+    case 10:
+        sub_81254E0();
+        sub_8125630();
+        sub_8125448();
+    case 31:
+        sub_8125630();
+        break;
+    case 11:
+        sub_81254E0();
+        sub_81257F8();
+        sub_81257F8();
+        sub_81258A0();
+        sub_8125448();
+        break;
+    case 13:
+        sub_81256C8();
+        break;
+    case 30:
+        sub_81254E0();
+        break;
+    case 32:
+        sub_81257F8();
+        break;
+    case 33:
+        sub_81258A0();
+        break;
+    case 6:
+        sub_8125250();
+        sub_81250B8(3);
+        break;
+    case 36:
+        sub_81254E0();
+        sub_81257F8();
+        sub_81258A0();
+        sub_8125448();
+        sub_81252E8();
+        sub_81252E8();
+        sub_81250B8(2);
+        sub_8125170(4);
+        break;
+    }
+}
+
+void sub_81250B8(u8 a0) // it changes palette someway somehow... .__.
+{
+    u8 i, j;
+
+    for (i = 0; i < gUnknown_0300616C; i++)
+    {
+        u16* var2 = &(*gUnknown_03006168)[0][(gUnknown_03006178 + i) * gUnknown_03006180];
+        u16* pal = &var2[gUnknown_03006164];
+        for (j = 0; j < gUnknown_03006174; j++, pal++)
+        {
+            if (!(0x8000 & *pal))
+            {
+                u8 val = (31 & *pal);
+                val += a0;
+                if (val > 31)
+                    val = 31;
+
+                *pal = RGB2(val, val, val);
+            }
+        }
+    }
+}
+
+void sub_8125170(u8 a0)
+{
+    u8 i, j;
+
+    for (i = 0; i < gUnknown_0300616C; i++)
+    {
+        u16* var2 = &(*gUnknown_03006168)[0][(gUnknown_03006178 + i) * gUnknown_03006180];
+        u16* pal = &var2[gUnknown_03006164];
+        for (j = 0; j < gUnknown_03006174; j++, pal++)
+        {
+            if (!(0x8000 & *pal))
+            {
+                u8 val = (31 & *pal);
+                if (val > 31 - a0)
+                    val = 31 - (a0 >> 1);
+
+                *pal = RGB2(val, val, val);
+            }
+        }
+    }
+}
+
+void sub_8125230(void)
+{
+    u32 i;
+    for (i = 0; i < 3200; i++)
+        sub_8125954(i);
+}
+
+void sub_8125250(void)
+{
+    u8 i, j;
+
+    for (i = 0; i < gUnknown_0300616C; i++)
+    {
+        u16* var2 = &(*gUnknown_03006168)[0][(gUnknown_03006178 + i) * gUnknown_03006180];
+        u16* color = &var2[gUnknown_03006164];
+        for (j = 0; j < gUnknown_03006174; j++, color++)
+        {
+            if (!(0x8000 & *color))
+            {
+                *color = ConvertColorToGrayscale(color);
+            }
+        }
+    }
+}
+
+void sub_81252E8(void)
+{
+    u8 i, j;
+
+    for (i = 0; i < gUnknown_03006174; i++)
+    {
+        u16* var0 = &(*gUnknown_03006168)[0][gUnknown_03006178 * gUnknown_03006180];
+        u16* palette = &var0[gUnknown_03006164 + i];
+        u16 color = *palette;
+
+        j = 1;
+        palette += gUnknown_03006180;
+        while (j < gUnknown_0300616C - 1)
+        {
+            if (!(0x8000 & *palette))
+            {
+                *palette = sub_8125E18(&color, palette, palette + gUnknown_03006180);
+                color = *palette;
+            }
+
+            j++;
+            palette += gUnknown_03006180;
+        }
+    }
+}
+
+void sub_81253A4(u8 arg0)
+{
+    u8 i, j;
+
+    for (i = 0; i < gUnknown_0300616C; i++)
+    {
+        u16* var0 = &(*gUnknown_03006168)[0][(gUnknown_03006178 + i) * gUnknown_03006180];
+        u16* color = &var0[gUnknown_03006164];
+        for (j = 0; j < gUnknown_03006174; j++, color++)
+        {
+            if (!(0x8000 & *color))
+            {
+                *color = ConvertCoolColor(color, arg0);
+            }
+        }
+    }
+}
+
+void sub_8125448(void)
+{
+    u8 i, j;
+
+    for (i = 0; i < gUnknown_0300616C; i++)
+    {
+        u16* var0 = &(*gUnknown_03006168)[0][(gUnknown_03006178 + i) * gUnknown_03006180];
+        u16* color = &var0[gUnknown_03006164];
+        for (j = 0; j < gUnknown_03006174; j++, color++)
+        {
+            if (!(0x8000 & *color))
+            {
+                *color = ConvertToBlackOrWhite(color);
+            }
+        }
+    }
+}
+
+void sub_81254E0(void)
+{
+    u8 i, j;
+    u16 *palette;
+
+    for (i = 0; i < gUnknown_0300616C; i++)
+    {
+        u16 *var0 = &(*gUnknown_03006168)[0][(gUnknown_03006178 + i) * gUnknown_03006180];
+        palette = &var0[gUnknown_03006164];
+        *palette = sub_8125C98(palette, palette + 1);
+        for (j = 1, palette = palette + 1; j < gUnknown_03006174 - 1; j++, palette++)
+        {
+            *palette = sub_8125C98(palette, palette + 1);
+            *palette = sub_8125C98(palette, palette - 1);
+        }
+
+        *palette = sub_8125C98(palette, palette - 1);
+    }
+
+    for (j = 0; j < gUnknown_03006174; j++)
+    {
+        u16 *var0 = &(*gUnknown_03006168)[0][gUnknown_03006178 * gUnknown_03006180];
+        palette = &var0[gUnknown_03006164 + j];
+        *palette = sub_8125C98(palette, palette + gUnknown_03006180);
+        for (i = 1, palette = palette + gUnknown_03006180; i < gUnknown_0300616C - 1; i++, palette += gUnknown_03006180)
+        {
+            *palette = sub_8125C98(palette, palette + gUnknown_03006180);
+            *palette = sub_8125C98(palette, palette - gUnknown_03006180);
+        }
+
+        *palette = sub_8125C98(palette, palette - gUnknown_03006180);
+    }
+}
+
+void sub_8125630(void)
+{
+    u8 i, j;
+
+    for (i = 0; i < gUnknown_0300616C; i++)
+    {
+        u16 *var0 = &(*gUnknown_03006168)[0][(gUnknown_03006178 + i) * gUnknown_03006180];
+        u16 *color = &var0[gUnknown_03006164];
+        for (j = 0; j < gUnknown_03006174; j++, color++)
+        {
+            if (!(0x8000 & *color))
+            {
+                *color = InvertColor(color);
+            }
+        }
+    }
+}
+
+void sub_81256C8(void)
+{
+    u8 i, j;
+    u16 *palette;
+    u16 color;
+
+    palette = (*gUnknown_03006168)[0];
+    for (i = 0; i < 64; i++)
+    {
+        for (j = 0; j < 64; j++, palette++)
+        {
+            if (!(0x8000 & *palette))
+            {
+                *palette = InvertColor(palette);
+            }
+        }
+    }
+
+    for (j = 0; j < 64; j++)
+    {
+        palette = &(*gUnknown_03006168)[0][j];
+        color = *palette;
+        *palette = 0x8000;
+        for (i = 1, palette += 64; i < 63; i++, palette += 64)
+        {
+            if (!(0x8000 & *palette))
+            {
+                *palette = sub_8125F38(&color, palette, palette + 64);
+                color = *palette;
+            }
+        }
+
+        *palette = 0x8000;
+        palette = &(*gUnknown_03006168)[0][j];
+        color = *palette;
+        *palette = 0x8000;
+        for (i = 1, palette += 64; i < 63; i++, palette += 64)
+        {
+            if (!(0x8000 & *palette))
+            {
+                *palette = sub_8125F38(&color, palette, palette + 64);
+                color = *palette;
+            }
+        }
+
+        *palette = 0x8000;
+    }
+
+    palette = (*gUnknown_03006168)[0];
+    for (i = 0; i < 64; i++)
+    {
+        for (j = 0; j < 64; j++, palette++)
+        {
+            if (!(0x8000 & *palette))
+            {
+                *palette = InvertColor(palette);
+            }
+        }
+    }
+}
+
+void sub_81257F8(void)
+{
+    u8 i, j;
+
+    for (i = 0; i < gUnknown_0300616C; i++)
+    {
+        u16 *var0 = &(*gUnknown_03006168)[0][(gUnknown_03006178 + i) * gUnknown_03006180];
+        u16 *palette = &var0[gUnknown_03006164];
+        u16 color = *palette;
+        for (j = 1, palette++; j < gUnknown_03006174 - 1; j++, palette++)
+        {
+            if (!(0x8000 & *palette))
+            {
+                *palette = sub_8125CF4(&color, palette);
+                color = *palette;
+            }
+        }
+    }
+}
+
+void sub_81258A0(void)
+{
+    u8 i, j;
+
+    for (i = 0; i < gUnknown_03006174; i++)
+    {
+        u16* var0 = &(*gUnknown_03006168)[0][gUnknown_03006178 * gUnknown_03006180];
+        u16* palette = &var0[gUnknown_03006164 + i];
+        u16 color = *palette;
+        for (j = 1, palette += gUnknown_03006180; j < gUnknown_0300616C - 1; j++, palette += gUnknown_03006180)
+        {
+            if (!(0x8000 & *palette))
+            {
+                *palette = sub_8125CF4(&color, palette);
+                color = *palette;
+            }
+        }
+    }
+}
+
+struct Unk8125954
+{
+    u8 unk0;
+    u8 unk1;
+    u16 unk2;
+};
+
+extern const u8 gUnknown_085A1F94[][3];
+
+void sub_8125954(u16 arg0)
+{
+    u8 i;
+    u8 r5, r9;
+    struct Unk8125954 unkStruct[6];
+
+    unkStruct[0].unk0 = gUnknown_085A1F94[arg0][0];
+    unkStruct[0].unk1 = gUnknown_085A1F94[arg0][1];
+    unkStruct[0].unk2 = (gUnknown_085A1F94[arg0][2] >> 3) & 7;
+
+    r9 = (gUnknown_085A1F94[arg0][2] >> 1) & 3;
+    r5 = gUnknown_085A1F94[arg0][2] & 1;
+    for (i = 1; i < unkStruct[0].unk2; i++)
+    {
+        if (!r5)
+        {
+            unkStruct[i].unk0 = unkStruct[0].unk0 - i;
+            unkStruct[i].unk1 = unkStruct[0].unk1 + i;
+        }
+        else
+        {
+            unkStruct[i].unk0 = unkStruct[0].unk0 + 1;
+            unkStruct[i].unk1 = unkStruct[0].unk1 - 1;
+        }
+
+        if (unkStruct[i].unk0 > 63 || unkStruct[i].unk1 > 63)
+        {
+            unkStruct[0].unk2 = i - 1;
+            break;
+        }
+
+        unkStruct[i].unk2 = unkStruct[0].unk2 - i;
+    }
+
+    for (i = 0; i < unkStruct[0].unk2; i++)
+    {
+        u16 *pal = &(*gUnknown_03006168)[unkStruct[i].unk1 * 2][unkStruct[i].unk0];
+
+        if (!(0x8000 & *pal))
+        {
+            u16 r = (*pal) & 0x1F;
+            u16 g = (*pal >> 5) & 0x1F;
+            u16 b = (*pal >> 10) & 0x1F;
+
+            switch (r9)
+            {
+            case 0:
+            case 1:
+                switch (((gUnknown_085A1F94[arg0][2] >> 3) & 7) % 3)
+                {
+                case 0:
+                    if (r >= unkStruct[i].unk2)
+                        r -= unkStruct[i].unk2;
+                    else
+                        r = 0;
+                    break;
+                case 1:
+                    if (g >= unkStruct[i].unk2)
+                        g -= unkStruct[i].unk2;
+                    else
+                        g = 0;
+                    break;
+                case 2:
+                    if (b >= unkStruct[i].unk2)
+                        b -= unkStruct[i].unk2;
+                    else
+                        b = 0;
+                    break;
+                }
+                break;
+            case 2:
+            case 3:
+                r += unkStruct[i].unk2;
+                g += unkStruct[i].unk2;
+                b += unkStruct[i].unk2;
+                if (r > 31)
+                    r = 31;
+                if (g > 31)
+                    g = 31;
+                if (b > 31)
+                    b = 31;
+                break;
+            }
+
+            *pal = RGB2(r, g, b);
+        }
+    }
+}
+
+u16 ConvertColorToGrayscale(u16 *color)
+{
+    s32 clr = *color;
+    s32 r = clr & 0x1F;
+    s32 g = (clr >> 5) & 0x1F;
+    s32 b = (clr >> 10) & 0x1F;
+    s32 gray = (r * Q_8_8(0.3) + g * Q_8_8(0.59) + b * Q_8_8(0.1133)) >> 8;
+    return RGB2(gray, gray, gray);
+}
+
+// The dark colors are the colored edges of the Cool painting effect.
+// Everything else is white.
+u16 ConvertCoolColor(u16 *color, u8 personality)
+{
+    u16 red = *color & 0x1F;
+    u16 green = (*color >> 5) & 0x1F;
+    u16 blue = (*color >> 10) & 0x1F;
+
+    if (red < 17 && green < 17 && blue < 17)
+        return GetCoolColorFromPersonality(personality);
+    else
+        return RGB_WHITE;
+}
+
+// Based on the given value, which comes from the first 8 bits of
+// the mon's personality value, return a color.
+u16 GetCoolColorFromPersonality(u8 personality)
+{
+    u16 red = 0;
+    u16 green = 0;
+    u16 blue = 0;
+    u8 strength = (personality / 6) % 3;
+    u8 colorType = personality % 6;
+
+    switch (colorType)
+    {
+    case 0:
+        // Teal color
+        green = 21 - strength;
+        blue = green;
+        red = 0;
+        break;
+    case 1:
+        // Yellow color
+        blue = 0;
+        red = 21 - strength;
+        green = red;
+        break;
+    case 2:
+        // Purple color
+        blue = 21 - strength;
+        green = 0;
+        red = blue;
+        break;
+    case 3:
+        // Red color
+        blue = 0;
+        green = 0;
+        red = 23 - strength;
+        break;
+    case 4:
+        // Blue color
+        blue = 23 - strength;
+        green = 0;
+        red = 0;
+        break;
+    case 5:
+        // Green color
+        blue = 0;
+        green = 23 - strength;
+        red = 0;
+        break;
+    }
+
+    return RGB2(red, green, blue);
+}
+
+u16 ConvertToBlackOrWhite(u16 *color)
+{
+    u16 red = *color & 0x1F;
+    u16 green = (*color >> 5) & 0x1F;
+    u16 blue = (*color >> 10) & 0x1F;
+
+    if (red < 17 && green < 17 && blue < 17)
+        return RGB_BLACK;
+    else
+        return RGB_WHITE;
+}
+
+u16 sub_8125C98(u16 *colorA, u16 *colorB)
+{
+    if (*colorA)
+    {
+        if (*colorA & 0x8000)
+            return 0x8000;
+        if (*colorB & 0x8000)
+            return RGB_BLACK;
+
+        return *colorA;
+    }
+
+    return RGB_BLACK;
+}
+
+u16 InvertColor(u16 *color)
+{
+    u16 red = *color & 0x1F;
+    u16 green = (*color >> 5) & 0x1F;
+    u16 blue = (*color >> 10) & 0x1F;
+
+    red = 31 - red;
+    green = 31 - green;
+    blue = 31 - blue;
+
+    return RGB2(red, green, blue);
+}