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#include "StdAfx.h"
#include "mmgr.h"
#include "ExploSpikeProjectile.h"
#include "Game/Camera.h"
#include "Rendering/GL/VertexArray.h"
#include "Sim/Projectiles/ProjectileHandler.h"
#include "GlobalUnsynced.h"
CR_BIND_DERIVED(CExploSpikeProjectile, CProjectile, );
CR_REG_METADATA(CExploSpikeProjectile,
(
CR_MEMBER_BEGINFLAG(CM_Config),
CR_MEMBER(length),
CR_MEMBER(width),
CR_MEMBER(alpha),
CR_MEMBER(alphaDecay),
CR_MEMBER(lengthGrowth),
CR_MEMBER(dir),
CR_MEMBER(color),
CR_MEMBER_ENDFLAG(CM_Config),
CR_RESERVED(8)
));
CExploSpikeProjectile::CExploSpikeProjectile()
{
}
CExploSpikeProjectile::CExploSpikeProjectile(const float3& pos, const float3& speed, float length, float width, float alpha, float alphaDecay, CUnit* owner GML_PARG_C):
CProjectile(pos, speed, owner, false, false, false GML_PARG_P),
length(length),
width(width),
alpha(alpha),
alphaDecay(alphaDecay),
dir(speed),
color(1.0f, 0.8f, 0.5f)
{
lengthGrowth = dir.Length() * (0.5f + gu->usRandFloat() * 0.4f);
dir /= lengthGrowth;
checkCol = false;
useAirLos = true;
SetRadius(length + lengthGrowth * alpha / alphaDecay);
}
CExploSpikeProjectile::~CExploSpikeProjectile(void)
{
}
void CExploSpikeProjectile::Update(void)
{
pos+=speed;
length+=lengthGrowth;
alpha-=alphaDecay;
if(alpha<=0){
alpha=0;
deleteMe=true;
}
}
void CExploSpikeProjectile::Draw(void)
{
inArray=true;
float3 dif(pos-camera->pos2);
dif.ANormalize();
float3 dir2(dif.cross(dir));
dir2.ANormalize();
unsigned char col[4];
float a=std::max(0.f,alpha-alphaDecay*gu->timeOffset)*255;
col[0]=(unsigned char)(a*color.x);
col[1]=(unsigned char)(a*color.y);
col[2]=(unsigned char)(a*color.z);
col[3]=1;
float3 l=dir*length+lengthGrowth*gu->timeOffset;
float3 w=dir2*width;
va->AddVertexTC(drawPos+l+w, ph->laserendtex.xend, ph->laserendtex.yend, col);
va->AddVertexTC(drawPos+l-w, ph->laserendtex.xend, ph->laserendtex.ystart, col);
va->AddVertexTC(drawPos-l-w, ph->laserendtex.xstart, ph->laserendtex.ystart, col);
va->AddVertexTC(drawPos-l+w, ph->laserendtex.xstart, ph->laserendtex.yend, col);
}
void CExploSpikeProjectile::Init(const float3& pos, CUnit *owner GML_PARG_C)
{
CProjectile::Init(pos, owner GML_PARG_P);
lengthGrowth=dir.Length()*(0.5f+gu->usRandFloat()*0.4f);
dir/=lengthGrowth;
checkCol=false;
useAirLos=true;
SetRadius(length+lengthGrowth*alpha/alphaDecay);
}
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