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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#include "BubbleProjectile.h"
#include "Game/Camera.h"
#include "Rendering/GlobalRendering.h"
#include "Rendering/Env/Particles/ProjectileDrawer.h"
#include "Rendering/GL/RenderDataBuffer.hpp"
#include "Rendering/Textures/TextureAtlas.h"
#include "Sim/Projectiles/ExpGenSpawnableMemberInfo.h"
#include "Sim/Projectiles/ProjectileHandler.h"
CR_BIND_DERIVED(CBubbleProjectile, CProjectile, )
CR_REG_METADATA(CBubbleProjectile, (
CR_MEMBER_BEGINFLAG(CM_Config),
CR_MEMBER(ttl),
CR_MEMBER(alpha),
CR_MEMBER(startSize),
CR_MEMBER(sizeExpansion),
CR_MEMBER_ENDFLAG(CM_Config),
CR_MEMBER(size)
))
CBubbleProjectile::CBubbleProjectile()
: ttl(0)
, alpha(0.0f)
, size(0.0f)
, startSize(0.0f)
, sizeExpansion(0.0f)
{ }
CBubbleProjectile::CBubbleProjectile(
CUnit* owner,
float3 pos,
float3 speed,
int ttl,
float startSize,
float sizeExpansion,
float alpha
):
CProjectile(pos, speed, owner, false, false, false),
ttl(ttl),
alpha(alpha),
size(startSize * 0.4f),
startSize(startSize),
sizeExpansion(sizeExpansion)
{
checkCol = false;
}
void CBubbleProjectile::Update()
{
pos += speed;
--ttl;
size += sizeExpansion;
if (size < startSize) {
size += (startSize - size) * 0.2f;
}
drawRadius=size;
if (pos.y > (-size * 0.7f)) {
pos.y = -size * 0.7f;
alpha -= 0.03f;
}
if (ttl < 0) {
alpha -= 0.03f;
}
if (alpha < 0) {
alpha = 0;
deleteMe = true;
}
}
void CBubbleProjectile::Draw(GL::RenderDataBufferTC* va) const
{
unsigned char col[4];
col[0] = (unsigned char)(255 * alpha);
col[1] = (unsigned char)(255 * alpha);
col[2] = (unsigned char)(255 * alpha);
col[3] = (unsigned char)(255 * alpha);
const float interSize = size + sizeExpansion * globalRendering->timeOffset;
#define bt projectileDrawer->bubbletex
va->SafeAppend({drawPos - camera->GetRight() * interSize - camera->GetUp() * interSize, bt->xstart, bt->ystart, col});
va->SafeAppend({drawPos + camera->GetRight() * interSize - camera->GetUp() * interSize, bt->xend, bt->ystart, col});
va->SafeAppend({drawPos + camera->GetRight() * interSize + camera->GetUp() * interSize, bt->xend, bt->yend, col});
va->SafeAppend({drawPos + camera->GetRight() * interSize + camera->GetUp() * interSize, bt->xend, bt->yend, col});
va->SafeAppend({drawPos - camera->GetRight() * interSize + camera->GetUp() * interSize, bt->xstart, bt->yend, col});
va->SafeAppend({drawPos - camera->GetRight() * interSize - camera->GetUp() * interSize, bt->xstart, bt->ystart, col});
#undef bt
}
bool CBubbleProjectile::GetMemberInfo(SExpGenSpawnableMemberInfo& memberInfo)
{
if (CProjectile::GetMemberInfo(memberInfo))
return true;
CHECK_MEMBER_INFO_FLOAT(CBubbleProjectile, alpha )
CHECK_MEMBER_INFO_FLOAT(CBubbleProjectile, startSize )
CHECK_MEMBER_INFO_FLOAT(CBubbleProjectile, sizeExpansion)
CHECK_MEMBER_INFO_INT (CBubbleProjectile, ttl )
return false;
}
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