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rubberduckycooly
GitHub Repository: rubberduckycooly/Sonic-Mania-Decompilation
 Path: blob/master/SonicMania/Objects/UFO/UFO_Plasma.c
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// ---------------------------------------------------------------------

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// RSDK Project: Sonic Mania

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// Object Description: UFO_Plasma Object

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// Object Author: Christian Whitehead/Simon Thomley/Hunter Bridges

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// Decompiled by: Rubberduckycooly & RMGRich

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// ---------------------------------------------------------------------

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#include "Game.h"

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ObjectUFO_Plasma *UFO_Plasma;

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void UFO_Plasma_Update(void) {}

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void UFO_Plasma_LateUpdate(void) {}

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void UFO_Plasma_StaticUpdate(void) {}

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void UFO_Plasma_Draw(void)

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{

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    int32 y          = (UFO_Setup->timer + 2 * ScreenInfo->position.y) << 14;

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    uint8 scanlineID = ((ScreenInfo->position.y >> 1) + 2 * UFO_Setup->timer);

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    ScanlineInfo *scanline = UFO_Plasma->scanlines;

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    for (int32 i = 0; i < ScreenInfo->size.y; ++i) {

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        scanline->position.x = TO_FIXED(ScreenInfo->position.x) + UFO_Plasma->scanlineList[scanlineID].position.x;

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        scanline->position.y = y;

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        scanline->deform.x   = UFO_Plasma->scanlineList[scanlineID].deform.x;

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        scanline->deform.y   = 0;

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        y += UFO_Plasma->scanlineList[(scanlineID + 1) & 0xFF].deform.y;

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        scanline++;

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        scanlineID++;

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    }

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    RSDK.DrawDeformedSprite(UFO_Plasma->aniFrames, INK_MASKED, 0x100);

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    RSDK.SetClipBounds(0, 0, 0, ScreenInfo->size.x, ScreenInfo->size.y);

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    RSDK.SetActivePalette(0, 0, ScreenInfo->size.y);

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}

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void UFO_Plasma_Create(void *data)

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{

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    RSDK_THIS(UFO_Plasma);

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    if (!SceneInfo->inEditor) {

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        self->active    = ACTIVE_NORMAL;

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        self->visible   = true;

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        self->drawGroup = 3;

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    }

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}

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void UFO_Plasma_StageLoad(void)

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{

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    UFO_Plasma->aniFrames = RSDK.LoadSpriteSheet("SpecialUFO/Plasma.gif", SCOPE_STAGE);

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    UFO_Plasma->scanlines = RSDK.GetScanlines();

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    int32 angle            = 0;

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    ScanlineInfo *scanline = (ScanlineInfo *)UFO_Plasma->scanlineList;

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    for (int32 i = 0; i < 0x100; ++i) {

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        scanline[i].deform.x   = (RSDK.Sin256(angle >> 1) << 6) + 0x10000;

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        scanline[i].deform.y   = (RSDK.Sin256(angle >> 1) << 5) + 0x10000;

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        scanline[i].position.x = (RSDK.Sin256(angle) << 10) - scanline[i].deform.x * ScreenInfo->center.x;

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        scanline[i].position.y = 0;

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        angle += 2;

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    }

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    for (int32 b = 0; b < 8; ++b) RSDK.SetPaletteEntry(b, 0xDB, 0x00F000);

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    RSDK.SetPaletteMask(0x00F000);

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    RSDK.ResetEntitySlot(SLOT_UFO_PLASMA, UFO_Plasma->classID, NULL);

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    RSDK.SetDrawGroupProperties(3, false, StateMachine_None);

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}

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#if GAME_INCLUDE_EDITOR

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void UFO_Plasma_EditorDraw(void) {}

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void UFO_Plasma_EditorLoad(void) {}

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#endif

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void UFO_Plasma_Serialize(void) {}

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