70 lines
2.0 KiB
C++
70 lines
2.0 KiB
C++
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#include "Rendering/SceneRenderRequestPlanner.h"
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#include "Rendering/SceneRenderRequestUtils.h"
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#include "Scene/Scene.h"
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#include <algorithm>
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namespace XCEngine {
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namespace Rendering {
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std::vector<Components::CameraComponent*> SceneRenderRequestPlanner::CollectCameras(
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const Components::Scene& scene,
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Components::CameraComponent* overrideCamera) const {
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std::vector<Components::CameraComponent*> cameras;
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if (SceneRenderRequestUtils::IsUsableCamera(overrideCamera)) {
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cameras.push_back(overrideCamera);
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return cameras;
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}
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cameras = scene.FindObjectsOfType<Components::CameraComponent>();
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cameras.erase(
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std::remove_if(
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cameras.begin(),
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cameras.end(),
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[](const Components::CameraComponent* camera) {
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return !SceneRenderRequestUtils::IsUsableCamera(camera);
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}),
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cameras.end());
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SceneRenderRequestUtils::SortSceneCamerasForRendering(cameras);
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return cameras;
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}
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std::vector<CameraRenderRequest> SceneRenderRequestPlanner::BuildRequests(
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const Components::Scene& scene,
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Components::CameraComponent* overrideCamera,
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const RenderContext& context,
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const RenderSurface& surface) const {
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std::vector<CameraRenderRequest> requests;
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const std::vector<Components::CameraComponent*> cameras =
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CollectCameras(scene, overrideCamera);
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size_t renderedBaseCameraCount = 0;
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for (Components::CameraComponent* camera : cameras) {
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CameraRenderRequest request;
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if (!SceneRenderRequestUtils::BuildCameraRenderRequest(
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scene,
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*camera,
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context,
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surface,
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renderedBaseCameraCount,
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requests.size(),
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request)) {
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continue;
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}
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requests.push_back(request);
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if (camera->GetStackType() == Components::CameraStackType::Base) {
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++renderedBaseCameraCount;
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}
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}
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return requests;
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}
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} // namespace Rendering
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} // namespace XCEngine
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