1 /* 2 * Copyright (c) 2024 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #include "camera.h" 17 18 #include <scene/ext/intf_render_resource.h> 19 20 #include <3d/ecs/components/camera_component.h> 21 #include <3d/ecs/components/render_handle_component.h> 22 #include <render/device/gpu_resource_desc.h> 23 #include <render/device/intf_gpu_resource_manager.h> 24 25 #include "../util.h" 26 SCENE_BEGIN_NAMESPACE()27SCENE_BEGIN_NAMESPACE() 28 29 bool EnableCamera(const IEcsObject::Ptr& camera, bool enabled) 30 { 31 if (auto c = GetScopedHandle<CORE3D_NS::CameraComponent>(camera)) { 32 if (enabled) { 33 c->sceneFlags |= CORE3D_NS::CameraComponent::ACTIVE_RENDER_BIT; 34 } else { 35 c->sceneFlags &= 36 ~(CORE3D_NS::CameraComponent::ACTIVE_RENDER_BIT | CORE3D_NS::CameraComponent::MAIN_CAMERA_BIT); 37 } 38 return true; 39 } 40 return false; 41 } 42 UpdateCameraRenderTarget(const IEcsObject::Ptr & camera,const IRenderTarget::Ptr & target)43bool UpdateCameraRenderTarget(const IEcsObject::Ptr& camera, const IRenderTarget::Ptr& target) 44 { 45 if (auto ecs = GetEcs(camera)) { 46 CORE_NS::EntityReference ent; 47 if (auto resource = interface_cast<IEcsResource>(target)) { 48 ent = ecs->GetEntityReference(resource->GetEntity()); 49 } else if (target) { 50 ent = HandleFromRenderResource(camera->GetScene(), target->GetRenderHandle()); 51 } 52 if (auto c = GetScopedHandle<CORE3D_NS::CameraComponent>(camera)) { 53 if (ent) { 54 auto size = target->Size()->GetValue(); 55 c->renderResolution[0] = static_cast<float>(size.x); 56 c->renderResolution[1] = static_cast<float>(size.y); 57 c->customColorTargets = { ent }; 58 } else { 59 c->renderResolution[0] = 0.0; 60 c->renderResolution[1] = 0.0; 61 c->customColorTargets = {}; 62 } 63 return true; 64 } 65 } 66 CORE_LOG_W("Failed to set camera render target"); 67 return false; 68 } 69 70 SCENE_END_NAMESPACE() 71