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#include "StdAfx.h"
#include "mmgr.h"
#include "Game/Camera.h"
#include "GenericParticleProjectile.h"
#include "GlobalUnsynced.h"
#include "Rendering/GL/VertexArray.h"
#include "Rendering/Textures/ColorMap.h"
#include "Sim/Projectiles/ProjectileHandler.h"
CR_BIND_DERIVED(CGenericParticleProjectile, CProjectile, (float3(0,0,0),float3(0,0,0),NULL));
CR_REG_METADATA(CGenericParticleProjectile,(
CR_MEMBER(gravity),
CR_MEMBER(texture),
CR_MEMBER(colorMap),
CR_MEMBER(directional),
CR_MEMBER(life),
CR_MEMBER(decayrate),
CR_MEMBER(size),
CR_MEMBER(airdrag),
CR_MEMBER(sizeGrowth),
CR_MEMBER(sizeMod),
CR_RESERVED(8)
));
CGenericParticleProjectile::CGenericParticleProjectile(const float3& pos, const float3& speed, CUnit* owner GML_PARG_C) :
CProjectile(pos, speed, owner, false, false, false GML_PARG_P)
{
deleteMe = false;
checkCol = false;
useAirLos = true;
}
CGenericParticleProjectile::~CGenericParticleProjectile(void)
{
}
void CGenericParticleProjectile::Update()
{
pos += speed;
life +=decayrate;
speed += gravity;
speed *= airdrag;
size = size * sizeMod + sizeGrowth;
if (life > 1.0f) {
deleteMe = true;
}
}
void CGenericParticleProjectile::Draw()
{
inArray=true;
if(directional)
{
float3 dif(pos-camera->pos);
dif.ANormalize();
float3 dir1(dif.cross(speed));
dir1.ANormalize();
float3 dir2(dif.cross(dir1));
unsigned char color[4];
colorMap->GetColor(color, life);
va->AddVertexTC(drawPos-dir1*size-dir2*size,texture->xstart,texture->ystart,color);
va->AddVertexTC(drawPos-dir1*size+dir2*size,texture->xend ,texture->ystart,color);
va->AddVertexTC(drawPos+dir1*size+dir2*size,texture->xend ,texture->yend ,color);
va->AddVertexTC(drawPos+dir1*size-dir2*size,texture->xstart,texture->yend ,color);
}
else
{
unsigned char color[4];
colorMap->GetColor(color, life);
va->AddVertexTC(drawPos-camera->right*size-camera->up*size,texture->xstart,texture->ystart,color);
va->AddVertexTC(drawPos+camera->right*size-camera->up*size,texture->xend ,texture->ystart,color);
va->AddVertexTC(drawPos+camera->right*size+camera->up*size,texture->xend ,texture->yend ,color);
va->AddVertexTC(drawPos-camera->right*size+camera->up*size,texture->xstart,texture->yend ,color);
}
}
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