GLESBufferManager.h

/*--------------------------------------------------------------------------------------------
Copyright (c) 2019, NDEVR LLC
tyler.parke@ndevr.org
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 |   \ |  | | |  \ \ | |___  \ \ / /  |  |__)  |
 |  . \|  | | |__/ / | |___   \ V /   |   _   /
 |  |\    |_|_____/__|_____|___\_/____|  | \  \
 |__| \__________________________________|  \__\
 
Subject to the terms of the Enterprise+ Agreement, NDEVR hereby grants
Licensee a limited, non-exclusive, non-transferable, royalty-free license
(without the right to sublicense) to use the API solely for the purpose of
Licensee's internal development efforts to develop applications for which
the API was provided.
 
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
 
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
 
Library: Graphics
File: VulkanVertexManager
Included in API: True
Author(s): Tyler Parke
 *-----------------------------------------------------------------------------------------**/
#pragma once
#include "GLESGraphicsDevice.h"
#include <NDEVR/Model.h>
#include "GLBuffer.h"
 
namespace NDEVR
{
    class GraphicsUpdateArguments;
    class GLESVertexManager
    {
    public:
        GLESVertexManager(const DynamicPointer<GLESGraphicsDevice>& device);
        GLESVertexManager(const GLESVertexManager& m_pipeline) = delete;
        ~GLESVertexManager();
        Time lastDependencyUpdate() const { return m_last_push_update_time; }
        Time lastUpdateTime() const { return m_last_updated_time; }

        void updateUniformBuffer(GraphicsUpdateArguments& args);

        void setScene(const Scene& scene);
        void commit();
        void updateExtraBuffer(GraphicsUpdateArguments& args, const StringView& extra_property);
        void updateExtraBuffer(GraphicsUpdateArguments& args, const Scene& scene, const StringView& extra_property);
        Buffer<DynamicPointer<OpenGLBuffer>> getRenderBuffers(GraphicsUpdateArguments& args, const StringView& extra_property) const;
        DynamicPointer<GraphicsBuffer> indexBuffer() const;
        BitFlag vertexFlags() const { return m_vertex_flags; };
        void createPipeline(GraphicsUpdateArguments& args);
        ConstPointer<GraphicsBuffer> getRenderBuffer(const Scene& scene, const StringView& channel) const;
        uint04 vertexSize() const { return m_vertex_buffer[cast<uint04>(VertexProperty::Position)]->size(); }
        UUID scene() const { return m_scene; }
    private:
        void updateBuffer(const Scene& scene, GraphicsUpdateArguments& args);
        void updateIndexBuffer(const Scene& scene, GraphicsUpdateArguments& args);
        void updateVertexBuffer(const Scene& scene, GraphicsUpdateArguments& args, VertexProperty property);
    private:
        DynamicPointer<GLESGraphicsDevice> m_device;                                                    
        mutable DynamicPointer<GraphicsBuffer> m_index_buffer;                                          
        mutable DynamicPointer<GraphicsBuffer> m_vertex_flags_buffer;                                   
        mutable DynamicPointer<GraphicsBuffer> m_vertex_buffer[cast<uint04>(VertexProperty::BitFlag) + 1]; 
        mutable Dictionary<String, DynamicPointer<GraphicsBuffer>> m_extra_properties;                  
        UUID m_scene;                       
        Time m_last_updated_time;           
        Time m_last_push_update_time;       
        BitFlag m_vertex_flags;             
        bool m_needs_pipeline_update;       
        bool m_needs_index_buffer_update;   
    };
}