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/* Copyright (C) 2017 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#include "precompiled.h"
#include "JSInterface_GameView.h"
#include "graphics/Camera.h"
#include "graphics/GameView.h"
#include "graphics/Terrain.h"
#include "ps/Game.h"
#include "ps/World.h"
#include "ps/CLogger.h"
#include "ps/Profile.h"
#include "scriptinterface/ScriptInterface.h"
#define IMPLEMENT_BOOLEAN_SCRIPT_SETTING(NAME) \
bool JSI_GameView::Get##NAME##Enabled(ScriptInterface::CxPrivate* UNUSED(pCxPrivate)) \
{ \
if (!g_Game || !g_Game->GetView()) \
{ \
LOGERROR("Trying to get a setting from GameView when it's not initialized!"); \
return false; \
} \
return g_Game->GetView()->Get##NAME##Enabled(); \
} \
\
void JSI_GameView::Set##NAME##Enabled(ScriptInterface::CxPrivate* UNUSED(pCxPrivate), bool Enabled) \
{ \
if (!g_Game || !g_Game->GetView()) \
{ \
LOGERROR("Trying to set a setting of GameView when it's not initialized!"); \
return; \
} \
g_Game->GetView()->Set##NAME##Enabled(Enabled); \
}
IMPLEMENT_BOOLEAN_SCRIPT_SETTING(Culling);
IMPLEMENT_BOOLEAN_SCRIPT_SETTING(LockCullCamera);
IMPLEMENT_BOOLEAN_SCRIPT_SETTING(ConstrainCamera);
#undef IMPLEMENT_BOOLEAN_SCRIPT_SETTING
#define REGISTER_BOOLEAN_SCRIPT_SETTING(NAME) \
scriptInterface.RegisterFunction<bool, &JSI_GameView::Get##NAME##Enabled>("GameView_Get" #NAME "Enabled"); \
scriptInterface.RegisterFunction<void, bool, &JSI_GameView::Set##NAME##Enabled>("GameView_Set" #NAME "Enabled");
void JSI_GameView::RegisterScriptFunctions_Settings(const ScriptInterface& scriptInterface)
{
REGISTER_BOOLEAN_SCRIPT_SETTING(Culling);
REGISTER_BOOLEAN_SCRIPT_SETTING(LockCullCamera);
REGISTER_BOOLEAN_SCRIPT_SETTING(ConstrainCamera);
}
#undef REGISTER_BOOLEAN_SCRIPT_SETTING
/**
* Get the current X coordinate of the camera.
*/
float JSI_GameView::CameraGetX(ScriptInterface::CxPrivate* UNUSED(pCxPrivate))
{
if (!g_Game || !g_Game->GetView())
return -1;
return g_Game->GetView()->GetCameraX();
}
/**
* Get the current Z coordinate of the camera.
*/
float JSI_GameView::CameraGetZ(ScriptInterface::CxPrivate* UNUSED(pCxPrivate))
{
if (!g_Game || !g_Game->GetView())
return -1;
return g_Game->GetView()->GetCameraZ();
}
/**
* Move camera to a 2D location.
*/
void JSI_GameView::CameraMoveTo(ScriptInterface::CxPrivate* UNUSED(pCxPrivate), entity_pos_t x, entity_pos_t z)
{
if (!g_Game || !g_Game->GetWorld() || !g_Game->GetView() || !g_Game->GetWorld()->GetTerrain())
return;
CTerrain* terrain = g_Game->GetWorld()->GetTerrain();
CVector3D target;
target.X = x.ToFloat();
target.Z = z.ToFloat();
target.Y = terrain->GetExactGroundLevel(target.X, target.Z);
g_Game->GetView()->MoveCameraTarget(target);
}
/**
* Set the camera to look at the given location.
*/
void JSI_GameView::SetCameraTarget(ScriptInterface::CxPrivate* UNUSED(pCxPrivate), float x, float y, float z)
{
g_Game->GetView()->ResetCameraTarget(CVector3D(x, y, z));
}
/**
* Set the data (position, orientation and zoom) of the camera.
*/
void JSI_GameView::SetCameraData(ScriptInterface::CxPrivate* UNUSED(pCxPrivate), entity_pos_t x, entity_pos_t y, entity_pos_t z, entity_pos_t rotx, entity_pos_t roty, entity_pos_t zoom)
{
if (!g_Game || !g_Game->GetWorld() || !g_Game->GetView() || !g_Game->GetWorld()->GetTerrain())
return;
CVector3D Pos = CVector3D(x.ToFloat(), y.ToFloat(), z.ToFloat());
float RotX = rotx.ToFloat();
float RotY = roty.ToFloat();
float Zoom = zoom.ToFloat();
g_Game->GetView()->SetCamera(Pos, RotX, RotY, Zoom);
}
/**
* Start / stop camera following mode.
* @param entityid unit id to follow. If zero, stop following mode
*/
void JSI_GameView::CameraFollow(ScriptInterface::CxPrivate* UNUSED(pCxPrivate), entity_id_t entityid)
{
if (!g_Game || !g_Game->GetView())
return;
g_Game->GetView()->CameraFollow(entityid, false);
}
/**
* Start / stop first-person camera following mode.
* @param entityid unit id to follow. If zero, stop following mode.
*/
void JSI_GameView::CameraFollowFPS(ScriptInterface::CxPrivate* UNUSED(pCxPrivate), entity_id_t entityid)
{
if (!g_Game || !g_Game->GetView())
return;
g_Game->GetView()->CameraFollow(entityid, true);
}
entity_id_t JSI_GameView::GetFollowedEntity(ScriptInterface::CxPrivate* UNUSED(pCxPrivate))
{
if (!g_Game || !g_Game->GetView())
return INVALID_ENTITY;
return g_Game->GetView()->GetFollowedEntity();
}
CFixedVector3D JSI_GameView::GetTerrainAtScreenPoint(ScriptInterface::CxPrivate* UNUSED(pCxPrivate), int x, int y)
{
CVector3D pos = g_Game->GetView()->GetCamera()->GetWorldCoordinates(x, y, true);
return CFixedVector3D(fixed::FromFloat(pos.X), fixed::FromFloat(pos.Y), fixed::FromFloat(pos.Z));
}
void JSI_GameView::RegisterScriptFunctions(const ScriptInterface& scriptInterface)
{
RegisterScriptFunctions_Settings(scriptInterface);
scriptInterface.RegisterFunction<float, &CameraGetX>("CameraGetX");
scriptInterface.RegisterFunction<float, &CameraGetZ>("CameraGetZ");
scriptInterface.RegisterFunction<void, entity_pos_t, entity_pos_t, &CameraMoveTo>("CameraMoveTo");
scriptInterface.RegisterFunction<void, float, float, float, &SetCameraTarget>("SetCameraTarget");
scriptInterface.RegisterFunction<void, entity_pos_t, entity_pos_t, entity_pos_t, entity_pos_t, entity_pos_t, entity_pos_t, &SetCameraData>("SetCameraData");
scriptInterface.RegisterFunction<void, entity_id_t, &CameraFollow>("CameraFollow");
scriptInterface.RegisterFunction<void, entity_id_t, &CameraFollowFPS>("CameraFollowFPS");
scriptInterface.RegisterFunction<entity_id_t, &GetFollowedEntity>("GetFollowedEntity");
scriptInterface.RegisterFunction<CFixedVector3D, int, int, &GetTerrainAtScreenPoint>("GetTerrainAtScreenPoint");
}
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