Function NullSetRenderTargetSize

engine/graphics/src/null/graphics_null.cpp:1373–1450

    }

    static void NullSetRenderTargetSize(HContext context, HRenderTarget render_target, uint32_t width, uint32_t height)
    {
        DM_MUTEX_OPTIONAL_SCOPED_LOCK(g_NullContext->m_BaseContext.m_AssetHandleContainerMutex);
        NullRenderTarget* rt = GetAssetFromContainer<NullRenderTarget>(g_NullContext->m_BaseContext.m_AssetHandleContainer, render_target);

        uint32_t buffer_size = sizeof(uint32_t) * width * height;
        void** color_buffers[MAX_BUFFER_COLOR_ATTACHMENTS] = {
            &rt->m_FrameBuffer.m_ColorBuffer[0],
            &rt->m_FrameBuffer.m_ColorBuffer[1],
            &rt->m_FrameBuffer.m_ColorBuffer[2],
            &rt->m_FrameBuffer.m_ColorBuffer[3],
        };

        uint32_t* color_buffer_sizes[MAX_BUFFER_COLOR_ATTACHMENTS] = {
            &rt->m_FrameBuffer.m_ColorBufferSize[0],
            &rt->m_FrameBuffer.m_ColorBufferSize[1],
            &rt->m_FrameBuffer.m_ColorBufferSize[2],
            &rt->m_FrameBuffer.m_ColorBufferSize[3],
        };

        for (uint32_t i = 0; i < MAX_BUFFER_COLOR_ATTACHMENTS; ++i)
        {
            if (color_buffers[i])
            {
                *(color_buffer_sizes[i])             = buffer_size;
                rt->m_Base.m_ColorTextureParams[i].m_Width  = width;
                rt->m_Base.m_ColorTextureParams[i].m_Height = height;

                if (rt->m_Base.m_TextureColor[i])
                {
                    rt->m_Base.m_ColorTextureParams[i].m_DataSize = buffer_size;
                    SetTexture((HContext)g_NullContext, rt->m_Base.m_TextureColor[i], rt->m_Base.m_ColorTextureParams[i]);
                    NullTexture* tex = GetAssetFromContainer<NullTexture>(g_NullContext->m_BaseContext.m_AssetHandleContainer, rt->m_Base.m_TextureColor[i]);
                    *(color_buffers[i]) = tex->m_Data;
                }
            }
        }

        if (rt->m_Base.m_TextureDepth)
        {
            rt->m_FrameBuffer.m_DepthTextureBufferSize = buffer_size;
            rt->m_Base.m_DepthBufferParams.m_Width            = width;
            rt->m_Base.m_DepthBufferParams.m_Height           = height;
            rt->m_Base.m_DepthBufferParams.m_DataSize         = buffer_size;
            SetTexture((HContext)g_NullContext, rt->m_Base.m_TextureDepth, rt->m_Base.m_DepthBufferParams);
            NullTexture* tex = GetAssetFromContainer<NullTexture>(g_NullContext->m_BaseContext.m_AssetHandleContainer, rt->m_Base.m_TextureDepth);
            rt->m_FrameBuffer.m_DepthTextureBuffer = tex->m_Data;
        }
        else if (rt->m_FrameBuffer.m_DepthBuffer)
        {
            rt->m_FrameBuffer.m_DepthTextureBufferSize = buffer_size;
            rt->m_Base.m_DepthBufferParams.m_Width            = width;
            rt->m_Base.m_DepthBufferParams.m_Height           = height;
            rt->m_Base.m_DepthBufferParams.m_DataSize         = buffer_size;
            delete [] (char*) rt->m_FrameBuffer.m_DepthBuffer;
            rt->m_FrameBuffer.m_DepthBuffer = new char[buffer_size];
        }