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//-----------------------------------------------------------------------------
// Name: cameraobject.cpp
// Developer: Wolfire Games LLC
// Description:
// License: Read below
//-----------------------------------------------------------------------------
//
// Copyright 2022 Wolfire Games LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
//-----------------------------------------------------------------------------
#include <Internal/common.h>
#include <Internal/profiler.h>
#include <Internal/timer.h>
#include <Graphics/camera.h>
#include <Graphics/graphics.h>
#include <Scripting/angelscript/ascontext.h>
#include <Scripting/angelscript/asfuncs.h>
#include <Scripting/angelscript/ascollisions.h>
#include <Sound/sound.h>
#include <UserInput/input.h>
#include <Objects/cameraobject.h>
#include <Game/level.h>
#include <Editors/map_editor.h>
#include <Physics/bulletworld.h>
#include <Online/online.h>
#include <Main/scenegraph.h>
#include <SDL_assert.h>
extern std::string script_dir_path;
// Camera cannot see itself
void CameraObject::Draw() {
}
void CameraObject::GetDisplayName(char* buf, int buf_size) {
if (GetName().empty()) {
FormatString(buf, buf_size, "%d, Camera", GetID());
} else {
FormatString(buf, buf_size, "%s, Camera", GetName().c_str());
}
}
void CameraObject::saveStateToFile(FILE*) {
}
// Give camera fps controls
void CameraObject::Update(float timestep) {
static const std::string kUpdateStr = "void Update()";
as_context->CallScriptFunction(kUpdateStr);
}
void CameraObject::Reload() {
as_context->Reload();
}
bool CameraObject::Initialize() {
ASData as_data;
as_data.scenegraph = scenegraph_;
as_data.gui = scenegraph_->map_editor->gui;
as_context = new ASContext("camera_object", as_data);
AttachUIQueries(as_context);
AttachActiveCamera(as_context);
AttachScreenWidth(as_context);
AttachPhysics(as_context);
AttachEngine(as_context);
AttachScenegraph(as_context, scenegraph_);
AttachTextCanvasTextureToASContext(as_context);
AttachLevel(as_context);
AttachInterlevelData(as_context);
AttachMessages(as_context);
AttachTokenIterator(as_context);
AttachStringConvert(as_context);
AttachOnline(as_context);
as_collisions = new ASCollisions(scenegraph_);
as_collisions->AttachToContext(as_context);
as_context->RegisterObjectType("CameraObject", 0, asOBJ_REF | asOBJ_NOHANDLE);
as_context->RegisterObjectProperty("CameraObject", "vec3 velocity", asOFFSET(CameraObject, velocity));
as_context->RegisterObjectProperty("CameraObject", "bool controlled", asOFFSET(CameraObject, controlled));
as_context->RegisterObjectProperty("CameraObject", "bool frozen", asOFFSET(CameraObject, frozen));
as_context->RegisterObjectProperty("CameraObject", "bool ignore_mouse_input", asOFFSET(CameraObject, ignore_mouse_input));
as_context->RegisterObjectProperty("CameraObject", "bool has_position_initialized", asOFFSET(CameraObject, has_position_initialized));
as_context->RegisterObjectMethod("CameraObject", "const vec3& GetTranslation()", asMETHOD(CameraObject, GetTranslation), asCALL_THISCALL);
as_context->RegisterObjectMethod("CameraObject", "const quaternion& GetRotation()", asMETHOD(CameraObject, GetRotation), asCALL_THISCALL);
as_context->RegisterObjectMethod("CameraObject", "void SetTranslation(const vec3 &in vec)", asMETHOD(CameraObject, SetTranslation), asCALL_THISCALL);
as_context->RegisterObjectMethod("CameraObject", "void SetRotation(const quaternion &in quat)", asMETHOD(CameraObject, SetRotation), asCALL_THISCALL);
as_context->DocsCloseBrace();
as_context->RegisterGlobalProperty("CameraObject co", this);
as_funcs.init = as_context->RegisterExpectedFunction("void Init()", true);
as_funcs.frame_selection = as_context->RegisterExpectedFunction("void FrameSelection(bool)", true);
PROFILER_ENTER(g_profiler_ctx, "Exporting docs");
char path[kPathSize];
FormatString(path, kPathSize, "%sascameraobject_docs.h", GetWritePath(CoreGameModID).c_str());
as_context->ExportDocs(path);
PROFILER_LEAVE(g_profiler_ctx);
Path script_path = FindFilePath(script_dir_path + "cam.as", kDataPaths | kModPaths);
if (script_path.isValid()) {
if (as_context->LoadScript(script_path)) {
as_context->CallScriptFunction(as_funcs.init);
SDL_assert(update_list_entry == -1);
update_list_entry = scenegraph_->LinkUpdateObject(this);
return true;
} else {
FatalError("Error", "We don't handle the case of an invalid camera, fix the camera script");
return false;
}
} else {
FatalError("Error", "We don't handle the case of an invalid camera, missing camera script file.");
return false;
}
}
void CameraObject::FrameSelection(bool v) {
if (as_context) {
ASArglist args;
args.Add(v);
as_context->CallScriptFunction(as_funcs.frame_selection, &args);
}
}
CameraObject::~CameraObject() {
delete as_context;
delete as_collisions;
}
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