121 lines
3.1 KiB
C++
121 lines
3.1 KiB
C++
/********************/
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/*** Falling Tile ***/
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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 "FX\FXfallingTile.h"
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/*****************************************************************************/
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const int FallingTile_DefVY=-2;
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const int FallingTile_DefLife=64;
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/*****************************************************************************/
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/*****************************************************************************/
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/*****************************************************************************/
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void CFXFallingTile::init(DVECTOR const &_Pos)
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{
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CFX::init();
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sLevelHdr *LevelHdr=CLevel::getLevelHdr();
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TileBank3d=LevelHdr->TileBank3d;
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TriList=LevelHdr->TriList;
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QuadList=LevelHdr->QuadList;
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VtxList=LevelHdr->VtxList;
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Pos=_Pos;
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Velocity.vx=getRndRange(7)-4;
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Velocity.vy=FallingTile_DefVY;
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Life=FallingTile_DefLife;
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}
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/*****************************************************************************/
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void CFXFallingTile::shutdown()
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{
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CFX::shutdown();
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}
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/*****************************************************************************/
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/*** Think *******************************************************************/
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/*****************************************************************************/
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void CFXFallingTile::think(int _frames)
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{
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CFX::think(_frames);
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Pos.vx+=Velocity.vx;
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Pos.vy+=Velocity.vy;
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Velocity.vy++;
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}
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/*****************************************************************************/
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/*** Render ******************************************************************/
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/*****************************************************************************/
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const int PXOfs=-16*16; // Must sort these out to be single global!
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const int PYOfs=-8*16;
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void CFXFallingTile::render()
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{
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CFX::render();
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if (!canRender()) return;
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u8 *PrimPtr=GetPrimPtr();
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POLY_FT3 *TPrimPtr=(POLY_FT3*)PrimPtr;
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sVtx *P0,*P1,*P2;
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u32 T0,T1,T2;
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s32 ClipZ;
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sOT *ThisOT;
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MATRIX Mtx;
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DVECTOR &RenderPos=getRenderPos();
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VECTOR ThisRenderPos;
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SetIdentNoTrans(&Mtx);
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ThisRenderPos.vx=PXOfs+RenderPos.vx;
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ThisRenderPos.vy=PYOfs+RenderPos.vy;
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gte_SetRotMatrix(&Mtx);
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CMX_SetTransMtxXY(&ThisRenderPos);
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sTile3d *ThisTile=&TileBank3d[Tile];
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int TriCount=ThisTile->TriCount;
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sTri *TList=&TriList[ThisTile->TriStart];
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while (TriCount--)
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{
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P0=&VtxList[TList->P0]; P1=&VtxList[TList->P1]; P2=&VtxList[TList->P2];
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gte_ldv3(P0,P1,P2);
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setlen(TPrimPtr, GPU_PolyFT3Tag);
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TPrimPtr->code=TList->PolyCode;
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setRGB0(TPrimPtr,128,128,128);
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gte_rtpt_b();
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T0=*(u32*)&TList->uv0; // Get UV0 & TPage
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T1=*(u32*)&TList->uv1; // Get UV1 & Clut
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T2=*(u16*)&TList->uv2; // Get UV2
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*(u32*)&TPrimPtr->u0=T0; // Set UV0
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*(u32*)&TPrimPtr->u1=T1; // Set UV1
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*(u16*)&TPrimPtr->u2=T2; // Set UV2
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ThisOT=OtPtr;
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TList++;
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gte_nclip_b();
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gte_stsxy3_ft3(TPrimPtr);
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gte_stopz(&ClipZ);
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if (ClipZ<=0)
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{
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addPrim(ThisOT,TPrimPtr);
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TPrimPtr++;
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}
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}
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SetPrimPtr((u8*)TPrimPtr);
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}
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