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/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com. */
#include <engine/shared/config.h>
#include <base/math.h>
#include <game/collision.h>
#include <game/client/gameclient.h>
#include <game/client/component.h>
#include "camera.h"
#include "controls.h"
CCamera::CCamera()
{
m_WasSpectator = false;
}
void CCamera::OnRender()
{
//vec2 center;
m_Zoom = 1.0f;
// update camera center
if(m_pClient->m_Snap.m_Spectate)
{
if(!m_WasSpectator)
{
m_pClient->m_pControls->ClampMousePos();
m_WasSpectator = true;
}
m_Center = m_pClient->m_pControls->m_MousePos;
}
else
{
if(m_WasSpectator)
{
m_pClient->m_pControls->ClampMousePos();
m_WasSpectator = false;
}
float l = length(m_pClient->m_pControls->m_MousePos);
float DeadZone = g_Config.m_ClMouseDeadzone;
float FollowFactor = g_Config.m_ClMouseFollowfactor/100.0f;
vec2 CameraOffset(0, 0);
float OffsetAmount = max(l-DeadZone, 0.0f) * FollowFactor;
if(l > 0.0001f) // make sure that this isn't 0
CameraOffset = normalize(m_pClient->m_pControls->m_MousePos)*OffsetAmount;
m_Center = m_pClient->m_LocalCharacterPos + CameraOffset;
}
}
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