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Copy pathRenderer.cpp
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130 lines (117 loc) · 2.95 KB
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#include "Renderer.h"
#include "Drawable.h"
#include "RenderDataManager.h"
#include "Core/ThreadSyncManager.h"
#include <cassert>
namespace sh::render
{
Renderer::Renderer() :
window(nullptr),
bPause(false), bDirty(false),
drawcall({ 0, 0 })
{
}
Renderer::~Renderer() = default;
SH_RENDER_API void Renderer::SyncDirty()
{
if (bDirty)
return;
core::ThreadSyncManager::PushSyncable(*this, SYNC_PRIORITY);
bDirty = true;
}
SH_RENDER_API void Renderer::Sync()
{
if (bDrawCallDirty)
drawcall[core::ThreadType::Game] = drawcall[core::ThreadType::Render];
bDirty = false;
bDrawCallDirty = false;
}
SH_RENDER_API bool Renderer::Init(sh::window::Window& win)
{
window = &win;
IRenderContext* ctx = GetContext();
assert(ctx != nullptr);
if (ctx == nullptr)
{
SH_ERROR("Create context first!");
return false;
}
return true;
}
SH_RENDER_API void Renderer::Reset()
{
renderer = nullptr;
renderCommands.Clear();
drawables.clear();
drawcall = core::SyncArray<uint32_t>{};
IRenderThrMethod<RenderDataManager>::ClearRenderViews(GetContext()->GetRenderDataManager());
}
SH_RENDER_API void Renderer::Clear()
{
Reset();
}
SH_RENDER_API void Renderer::Render()
{
if (!bFirstRender)
threadId = std::this_thread::get_id();
bFirstRender = true;
drawables.clear();
DrainRenderCommands();
IRenderThrMethod<RenderDataManager>::UploadToGPU(GetContext()->GetRenderDataManager());
}
SH_RENDER_API void Renderer::Pause(bool b)
{
bPause.store(b, std::memory_order::memory_order_release);
}
SH_RENDER_API void Renderer::PushDrawAble(Drawable* drawable)
{
if (!core::IsValid(drawable))
return;
renderCommands.Push(RenderCommand{ drawable });
}
SH_RENDER_API void Renderer::PushRenderData(const RenderData& renderData)
{
GetContext()->GetRenderDataManager().PushRenderData(renderData);
}
SH_RENDER_API auto Renderer::GetWindow() const -> sh::window::Window&
{
assert(window);
return *window;
}
SH_RENDER_API auto Renderer::IsPause() const -> bool
{
return bPause.load(std::memory_order::memory_order_acquire);
}
SH_RENDER_API void Renderer::SetScriptableRenderer(ScriptableRenderer& renderer)
{
renderCommands.Push(RenderCommand{ &renderer });
}
SH_RENDER_API void Renderer::SetDrawCallCount(uint32_t drawcall)
{
this->drawcall[static_cast<uint32_t>(core::ThreadType::Render)] = drawcall;
bDrawCallDirty = true;
SyncDirty();
}
SH_RENDER_API void Renderer::DrainRenderCommands()
{
renderCommands.Drain(
[this](RenderCommand& cmd)
{
if (std::holds_alternative<core::SObjWeakPtr<Drawable>>(cmd.data))
{
Drawable* const drawable = std::get<core::SObjWeakPtr<Drawable>>(cmd.data).Get();
if (!core::IsValid(drawable) || !drawable->CheckAssetValid())
return;
drawables.push_back(drawable);
}
else
{
ScriptableRenderer* sr = std::get<ScriptableRenderer*>(cmd.data);
if (sr == nullptr)
return;
renderer = sr;
}
}
);
}
}//namespace