#include "EditorPostOutlinePass.h"

#include "Core/GarbageCollection.h"

#include "Render/Mesh.h"

#include "Render/Material.h"

#include "Render/Drawable.h"

#include "Render/IRenderContext.h"

namespace sh::editor

{

EditorPostOutlinePass::EditorPostOutlinePass(const render::IRenderContext& ctx) :

ScriptableRenderPass(core::Name("EditorPostOutline"), render::RenderQueue::AfterTransparent),

ctx(ctx)

{

plane = core::SObject::Create<render::Mesh>();

core::GarbageCollection::GetInstance()->SetRootSet(plane);

plane->SetVertex({

{{-1.0f, -1.0f, 0.0f}, {0.0f, 1.0f}, {0.f, 0.f, 0.f} },

{{1.0f, -1.0f, 0.0f}, {1.0f, 1.0f}, {0.f, 0.f, 0.f} },

{{1.0f, 1.0f, 0.0f}, {1.0f, 0.0f}, {0.f, 0.f, 0.f} },

{{-1.0f, 1.0f, 0.0f}, {0.0f, 0.0f}, {0.f, 0.f, 0.f} },

});

plane->SetIndices({ 0, 1, 2, 2, 3, 0 });

plane->Build(ctx);

}

EditorPostOutlinePass::~EditorPostOutlinePass()

{

core::GarbageCollection::GetInstance()->ForceDelete(drawable);

core::GarbageCollection::GetInstance()->ForceDelete(plane);

}

SH_EDITOR_API void EditorPostOutlinePass::SetOutlineMaterial(render::Material& mat)

{

if (this->mat == &mat || mat.IsPendingKill())

return;

this->mat = &mat;

if (drawable != nullptr)

drawable->SetMaterial(mat);

}

SH_EDITOR_API void EditorPostOutlinePass::Configure(const render::RenderData& renderData)

{

if (drawable == nullptr && mat != nullptr)

{

drawable = core::SObject::Create<render::Drawable>(*mat, *plane);

drawable->Build(ctx);

core::GarbageCollection::GetInstance()->SetRootSet(drawable);

}

renderTextures.clear();

SetRenderTargetImageUsages(renderData);

if (mat != nullptr)

SetImageUsages(*mat);

}

SH_EDITOR_API void EditorPostOutlinePass::Record(render::CommandBuffer& cmd, const render::IRenderContext& ctx, const render::RenderData& renderData)

{

if (drawable == nullptr || !core::IsValid(drawable->GetMesh()) || !core::IsValid(drawable->GetMaterial()))

return;

cmd.SetRenderData(renderData, false, false, true, false);

std::size_t viewerIdx = 0;

for (const render::RenderViewer& viewer : renderData.renderViewers)

{

SetViewportScissor(cmd, ctx, viewer);

cmd.DrawMesh(*drawable, passName, viewerIdx);

++viewerIdx;

}

}

}//namespace