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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#include "RotOverheadController.h"
#include "System/Config/ConfigHandler.h"
#include "Game/Camera.h"
#include "System/Log/ILog.h"
#include "Map/Ground.h"
#include "System/myMath.h"
CONFIG(float, RotOverheadMouseScale).defaultValue(0.01f);
CONFIG(int, RotOverheadScrollSpeed).defaultValue(10);
CONFIG(bool, RotOverheadEnabled).defaultValue(true);
CONFIG(float, RotOverheadFOV).defaultValue(45.0f);
CRotOverheadController::CRotOverheadController()
: oldHeight(500)
{
mouseScale = configHandler->GetFloat("RotOverheadMouseScale");
scrollSpeed = configHandler->GetInt("RotOverheadScrollSpeed") * 0.1f;
enabled = configHandler->GetBool("RotOverheadEnabled");
fov = configHandler->GetFloat("RotOverheadFOV");
UpdateVectors();
}
void CRotOverheadController::KeyMove(float3 move)
{
move *= math::sqrt(move.z) * 400;
float3 flatForward = camera->forward;
if(camera->forward.y < -0.9f)
flatForward += camera->up;
flatForward.y = 0;
flatForward.ANormalize();
pos += (flatForward * move.y + camera->right * move.x) * scrollSpeed;
UpdateVectors();
}
void CRotOverheadController::MouseMove(float3 move)
{
camera->rot.y -= mouseScale * move.x;
camera->rot.x -= mouseScale * move.y * move.z;
camera->rot.x = Clamp(camera->rot.x, -PI*0.4999f, PI*0.4999f);
UpdateVectors();
}
void CRotOverheadController::ScreenEdgeMove(float3 move)
{
KeyMove(move);
}
void CRotOverheadController::MouseWheelMove(float move)
{
const float gheight = CGround::GetHeightAboveWater(pos.x, pos.z, false);
float height = pos.y - gheight;
height *= (1.0f + (move * mouseScale));
pos.y = height + gheight;
UpdateVectors();
}
void CRotOverheadController::UpdateVectors()
{
dir.x=(float)(math::sin(camera->rot.y) * math::cos(camera->rot.x));
dir.y=(float)(math::sin(camera->rot.x));
dir.z=(float)(math::cos(camera->rot.y) * math::cos(camera->rot.x));
dir.ANormalize();
pos.x = Clamp(pos.x, 0.01f, gs->mapx * SQUARE_SIZE - 0.01f);
pos.z = Clamp(pos.z, 0.01f, gs->mapy * SQUARE_SIZE - 0.01f);
float h = CGround::GetHeightAboveWater(pos.x, pos.z, false);
pos.y = Clamp(pos.y, h + 5, 9000.0f);
oldHeight = pos.y - h;
}
void CRotOverheadController::SetPos(const float3& newPos)
{
CCameraController::SetPos(newPos);
pos.y = CGround::GetHeightAboveWater(pos.x, pos.z, false) + oldHeight;
UpdateVectors();
}
float3 CRotOverheadController::SwitchFrom() const
{
return pos;
}
void CRotOverheadController::SwitchTo(bool showText)
{
if (showText) {
LOG("Switching to Rotatable overhead camera");
}
}
void CRotOverheadController::GetState(StateMap& sm) const
{
CCameraController::GetState(sm);
sm["oldHeight"] = oldHeight;
}
bool CRotOverheadController::SetState(const StateMap& sm)
{
CCameraController::SetState(sm);
SetStateFloat(sm, "oldHeight", oldHeight);
return true;
}
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