Method End

Source/Engine/Render2D/Render2D.cpp:732–819

}

void Render2D::End()
{
    RENDER2D_CHECK_RENDERING_STATE;
    ASSERT(Context != nullptr && Output != nullptr);
    ASSERT(GUIShader != nullptr);

    // Skip if has nothing to draw
    if (DrawCalls.IsEmpty())
    {
        // End
        Context = nullptr;
        Output = nullptr;
        return;
    }

    PROFILE_GPU_CPU_NAMED("Render2D");

    // Prepare shader
    GPUShader* shader;
    {
        if (!GUIShader->IsLoaded() && GUIShader->WaitForLoaded())
        {
            // End
            DrawCalls.Clear();
            Context = nullptr;
            Output = nullptr;
            return;
        }
        shader = GUIShader->GetShader();
    }

    // Flush geometry buffers
    {
        GPUMemoryPass pass(Context);
        VB.Flush(Context);
        IB.Flush(Context);
    }

    // Set output
    Context->ResetSR();
    Context->SetRenderTarget(DepthBuffer, Output);
    Context->SetViewportAndScissors(View);
    Context->FlushState();

    // Prepare constant buffer
    GPUConstantBuffer* constantBuffer = shader->GetCB(0);
    Data data;
    Matrix::Transpose(ViewProjection, data.ViewProjection);
    Context->UpdateCB(constantBuffer, &data);
    Context->BindCB(0, constantBuffer);

    // Prepare PSO
    if (!PsoDepth.Inited)
    {
        PsoDepth.Init(GUIShader.Get()->GetShader(), true);
        PsoNoDepth.Init(GUIShader.Get()->GetShader(), false);
    }
    CurrentPso = DepthBuffer ? &PsoDepth : &PsoNoDepth;