VertexFormat.h

// Copyright eeGeo Ltd (2012-2014), All Rights Reserved

#pragma once

#include "Types.h"

namespace Eegeo
{
class ShaderOld;
class GLShader;

struct FormatDataGL
{
    int         attribBinding;
    u32         number;
    u32         type;
    u32         offset;
};

class VertexFormat
{
public:
    enum Format
    {
        kFloat1,
        kFloat2,
        kFloat3,
        kFloat4,
        kByte4,

        kU32,
    };

    struct FormatData
    {
        const char* semanticName;
        u32         semanticIndex;
        u32         format;
        u32         stream;
        u32         offset;
    };

    VertexFormat                        ( u32 numAttributes, const FormatData* pAttributeData, GLShader* pShader );
    ~VertexFormat                       ();

    static u32 ConvertFormat            ( u32& type, u32& number, const u32 format );

    u32             m_numAttributes;
    FormatDataGL*   m_pAttributeData;
    u32             m_stride;

};

}