Method Window2

GTE/Applications/Window2.cpp:14–54

using namespace gte;

Window2::Window2(Parameters& parameters)
    :
    Window(parameters),
    mPixelColor(0),
    mThick(0),
    mClampToWindow(true),
    mDoFlip(false),
    mScreenTextureNeedsUpdate(false)
{
    mOverlay = std::make_shared<OverlayEffect>(mProgramFactory,
        mXSize, mYSize, mXSize, mYSize,
        SamplerState::Filter::MIN_P_MAG_P_MIP_P,
        SamplerState::Mode::CLAMP,
        SamplerState::Mode::CLAMP,
        true);

    mScreenTexture = std::make_shared<Texture2>(DF_R8G8B8A8_UNORM, mXSize, mYSize);
    mScreenTexture->SetUsage(Resource::Usage::DYNAMIC_UPDATE);
    mOverlay->SetTexture(mScreenTexture);

    // The default is to disable depth and stenciling.  For layered drawing in
    // the z-direction, an application can choose to restore the default mode
    // of depth and stenciling turned on.
    mNoDepthStencilState = std::make_shared<DepthStencilState>();
    mNoDepthStencilState->depthEnable = false;
    mNoDepthStencilState->stencilEnable = false;
    mEngine->SetDepthStencilState(mNoDepthStencilState);

    // Callback functions for ImageUtility2 functions.
    mDrawPixel = [this](int32_t x, int32_t y) { SetPixel(x, y, mPixelColor); };
    mDrawThickPixel = [this](int32_t x, int32_t y)
    {
        for (int32_t dy = -mThick; dy <= mThick; ++dy)
        {
            for (int32_t dx = -mThick; dx <= mThick; ++dx)
            {
                SetPixel(x + dx, y + dy, mPixelColor);
            }
        }
    };
}

bool Window2::OnResize(int32_t xSize, int32_t ySize)
{