92 lines
2.3 KiB
C++
92 lines
2.3 KiB
C++
/************************/
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/*** Trail Base Class ***/
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/************************/
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#include "system\global.h"
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#include <DStructs.h>
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#include "utils\utils.h"
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#include "gfx\prim.h"
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#include "gfx\sprbank.h"
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#include <sprites.h>
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#include "level\level.h"
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#include "game\game.h"
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#include "FX\FXBaseTrail.h"
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/*****************************************************************************/
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/*****************************************************************************/
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/*****************************************************************************/
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void CFXBaseTrail::init(DVECTOR const &_Pos)
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{
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CFX::init();
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Pos=_Pos;
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HeadIdx=0;
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ListCount=0;
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}
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/*****************************************************************************/
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/*** Think *******************************************************************/
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/*****************************************************************************/
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void CFXBaseTrail::think(int _frames)
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{
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DVECTOR Pos;
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bool hasParent=getFXParentPos(Pos);
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if (hasParent)
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{
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setPos(Pos);
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}
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}
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/*****************************************************************************/
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CFXBaseTrail::sList &CFXBaseTrail::moveHead()
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{
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HeadIdx--;
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if (HeadIdx<0) HeadIdx+=LIST_SIZE;
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if (ListCount<LIST_SIZE) ListCount++;
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return(List[HeadIdx]);
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}
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/*****************************************************************************/
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/*** Render ******************************************************************/
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/*****************************************************************************/
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void CFXBaseTrail::render()
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{
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DVECTOR RenderPos;
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getFXRenderPos(RenderPos);
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if (canRender())
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{
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SpriteBank *SprBank=CGameScene::getSpriteBank();
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int ThisIdx=HeadIdx;
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int StartY=RenderPos.vy;
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for (int i=0; i<ListCount; i++)
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{
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sList &ThisElem=List[ThisIdx];
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POLY_FT4 *Ft4;
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RenderPos.vx+=ThisElem.Ofs.vx>>2;
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RenderPos.vy+=ThisElem.Ofs.vy>>2;
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if (ThisElem.Shade)
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{
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Ft4=SprBank->printRotatedScaledSprite(ThisElem.Frame,RenderPos.vx,RenderPos.vy,ThisElem.Scale,ThisElem.Scale,ThisElem.Angle,OtPos);
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setShadeTex(Ft4,0);
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setRGB0(Ft4,ThisElem.Shade,ThisElem.Shade,ThisElem.Shade);
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setSemiTrans(Ft4,1);
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Ft4->tpage|=Trans<<5;
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}
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ThisIdx++;
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ThisIdx&=LIST_SIZE-1;
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}
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int BY=(RenderPos.vy-StartY)-32;
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setCollisionCentreOffset(0,BY>>1);
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setCollisionSize(64,-BY);
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}
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}
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