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69 lines
1.6 KiB
C++
69 lines
1.6 KiB
C++
/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
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/* If you are missing that file, acquire a complete release at teeworlds.com. */
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#include <engine/graphics.h>
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#include <game/generated/protocol.h>
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#include <game/generated/client_data.h>
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#include <game/gamecore.h> // get_angle
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#include <game/client/ui.h>
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#include <game/client/render.h>
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#include "damageind.h"
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CDamageInd::CDamageInd()
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{
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m_Lastupdate = 0;
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m_NumItems = 0;
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}
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CDamageInd::CItem *CDamageInd::CreateI()
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{
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if (m_NumItems < MAX_ITEMS)
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{
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CItem *p = &m_aItems[m_NumItems];
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m_NumItems++;
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return p;
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}
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return 0;
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}
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void CDamageInd::DestroyI(CDamageInd::CItem *i)
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{
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m_NumItems--;
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*i = m_aItems[m_NumItems];
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}
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void CDamageInd::Create(vec2 Pos, vec2 Dir)
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{
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CItem *i = CreateI();
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if (i)
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{
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i->m_Pos = Pos;
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i->m_Life = 0.75f;
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i->m_Dir = Dir*-1;
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i->m_StartAngle = (( (float)rand()/(float)RAND_MAX) - 1.0f) * 2.0f * pi;
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}
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}
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void CDamageInd::OnRender()
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{
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Graphics()->TextureSet(g_pData->m_aImages[IMAGE_GAME].m_Id);
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Graphics()->QuadsBegin();
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for(int i = 0; i < m_NumItems;)
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{
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vec2 Pos = mix(m_aItems[i].m_Pos+m_aItems[i].m_Dir*75.0f, m_aItems[i].m_Pos, clamp((m_aItems[i].m_Life-0.60f)/0.15f, 0.0f, 1.0f));
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m_aItems[i].m_Life -= Client()->FrameTime();
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if(m_aItems[i].m_Life < 0.0f)
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DestroyI(&m_aItems[i]);
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else
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{
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Graphics()->SetColor(1.0f,1.0f,1.0f, m_aItems[i].m_Life/0.1f);
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Graphics()->QuadsSetRotation(m_aItems[i].m_StartAngle + m_aItems[i].m_Life * 2.0f);
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RenderTools()->SelectSprite(SPRITE_STAR1);
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RenderTools()->DrawSprite(Pos.x, Pos.y, 48.0f);
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i++;
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}
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}
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Graphics()->QuadsEnd();
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}
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