ddnet/src/game/client/components/camera.cpp
2011-04-09 22:32:17 +02:00

99 lines
3 KiB
C++

/* (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"
#include <base/tl/string.h>
#include <engine/serverbrowser.h>
CCamera::CCamera()
{
m_Zoom = 1.0f;
m_CamType = CAMTYPE_UNDEFINED;
}
void CCamera::OnRender()
{
//vec2 center;
//m_Zoom = 1.0f;
// update camera center
if(m_pClient->m_Snap.m_SpecInfo.m_Active && !m_pClient->m_Snap.m_SpecInfo.m_UsePosition)
{
if(m_CamType != CAMTYPE_SPEC)
{
m_pClient->m_pControls->m_MousePos = m_PrevCenter;
m_pClient->m_pControls->ClampMousePos();
m_CamType = CAMTYPE_SPEC;
}
m_Center = m_pClient->m_pControls->m_MousePos;
}
else
{
if(m_CamType != CAMTYPE_PLAYER)
{
m_pClient->m_pControls->ClampMousePos();
m_CamType = CAMTYPE_PLAYER;
}
vec2 CameraOffset(0, 0);
float l = length(m_pClient->m_pControls->m_MousePos);
if(l > 0.0001f) // make sure that this isn't 0
{
float DeadZone = g_Config.m_ClMouseDeadzone;
float FollowFactor = g_Config.m_ClMouseFollowfactor/100.0f;
float OffsetAmount = max(l-DeadZone, 0.0f) * FollowFactor;
CameraOffset = normalize(m_pClient->m_pControls->m_MousePos)*OffsetAmount;
}
if(m_pClient->m_Snap.m_SpecInfo.m_Active)
m_Center = m_pClient->m_Snap.m_SpecInfo.m_Position + CameraOffset;
else
m_Center = m_pClient->m_LocalCharacterPos + CameraOffset;
}
m_PrevCenter = m_Center;
}
void CCamera::OnConsoleInit()
{
Console()->Register("zoom+", "", CFGFLAG_CLIENT, ConZoomPlus, this, "Zoom increase", IConsole::CONSOLELEVEL_USER);
Console()->Register("zoom-", "", CFGFLAG_CLIENT, ConZoomMinus, this, "Zoom decrease", IConsole::CONSOLELEVEL_USER);
Console()->Register("zoom", "", CFGFLAG_CLIENT, ConZoomReset, this, "Zoom reset", IConsole::CONSOLELEVEL_USER);
}
const float ZoomStep = 0.75f;
void CCamera::ConZoomPlus(IConsole::IResult *pResult, void *pUserData, int ClientID)
{
CCamera *pSelf = (CCamera *)pUserData;
CServerInfo Info;
pSelf->Client()->GetServerInfo(&Info);
if(g_Config.m_ClDDRaceCheats == 1 && str_find_nocase(Info.m_aGameType, "race"))
((CCamera *)pUserData)->m_Zoom *= ZoomStep;
}
void CCamera::ConZoomMinus(IConsole::IResult *pResult, void *pUserData, int ClientID)
{
CCamera *pSelf = (CCamera *)pUserData;
CServerInfo Info;
pSelf->Client()->GetServerInfo(&Info);
if(g_Config.m_ClDDRaceCheats == 1 && str_find_nocase(Info.m_aGameType, "race"))
((CCamera *)pUserData)->m_Zoom *= 1/ZoomStep;
}
void CCamera::ConZoomReset(IConsole::IResult *pResult, void *pUserData, int ClientID)
{
CCamera *pSelf = (CCamera *)pUserData;
CServerInfo Info;
pSelf->Client()->GetServerInfo(&Info);
if(g_Config.m_ClDDRaceCheats == 1 && str_find_nocase(Info.m_aGameType, "race"))
((CCamera *)pUserData)->m_Zoom = 1.0f;
}