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/*
* Copyright 2010 Inalogic® Inc.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License, as
* published by the Free Software Foundation; either version 2.1 or 3.0
* of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the applicable version of the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of both the GNU Lesser General Public
* License along with this program. If not, see <http://www.gnu.org/licenses/>
*
* Authored by: Jay Taoko <jaytaoko@inalogic.com>
*
*/
#ifndef IOPENGLRESOURCE_H
#define IOPENGLRESOURCE_H
namespace nux
{
class GpuDevice;
class IOpenGLBaseTexture;
class IOpenGLTexture2D;
class IOpenGLRectangleTexture;
class IOpenGLCubeTexture;
class IOpenGLSurface;
class IOpenGLVolumeTexture;
class IOpenGLVolume;
class IOpenGLQuery;
class IOpenGLShader;
class IOpenGLVertexShader;
class IOpenGLPixelShader;
template<typename T> class ObjectPtr;
#define NUM_VERTEX_SHADER_INPUT_ATTRIBUTE 16
enum VertexAttributeType
{
VAT_UNDEFINED = 0,
VAT_FLOAT = 1,
VAT_FLOAT2,
VAT_FLOAT3,
VAT_FLOAT4,
VAT_FLOAT_MAT2,
VAT_FLOAT_MAT3,
VAT_FLOAT_MAT4,
};
enum ShaderType
{
SHADER_TYPE_GLSL = 0,
SHADER_TYPE_CG,
SHADER_TYPE_FORCE_DWORD = 0x7fffffff /* force 32-bit size enum */
};
struct ShaderAttributeDefinition
{
int attribute_index; // 0 to 15
std::string attribute_name;
int type; // 1, 2, 3 or 4 component,
bool valid; // true is the attribute is used
};
//////////////////////////////////////////////////////////////////////////
class IOpenGLResource: public Object
{
NUX_DECLARE_OBJECT_TYPE(IOpenGLResource, Object);
public:
IOpenGLResource(OpenGLResourceType ResourceType, NUX_FILE_LINE_PROTO)
: Object(true, NUX_FILE_LINE_PARAM)
, _OpenGLID(0)
, _RefCount(0)
, _ResourceType(ResourceType)
{
}
virtual ~IOpenGLResource()
{
}
virtual int RefCount() const
{
return GetReferenceCount();
}
OpenGLResourceType GetResourceType() const
{
return _ResourceType;
}
int GetOpenGLID() const
{
return _OpenGLID;
}
private:
GLuint _OpenGLID;
int _RefCount;
OpenGLResourceType _ResourceType;
friend class IOpenGLFrameBufferObject;
friend class IOpenGLSurface;
friend class IOpenGLBaseTexture;
friend class IOpenGLCubeTexture;
friend class IOpenGLVolumeTexture;
friend class IOpenGLAnimatedTexture;
friend class IOpenGLTexture2D;
friend class IOpenGLRectangleTexture;
friend class IOpenGLVolume;
friend class IOpenGLQuery;
friend class GpuDevice;
friend class IOpenGLIndexBuffer;
friend class IOpenGLVertexBuffer;
friend class IOpenGLVertexDeclaration;
friend class IOpenGLShader;
friend class IOpenGLVertexShader;
friend class IOpenGLPixelShader;
friend class IOpenGLGeometryShader;
friend class IOpenGLShaderProgram;
friend class IOpenGLAsmVertexShader;
friend class IOpenGLAsmPixelShader;
friend class IOpenGLAsmShaderProgram;
friend class IOpenGLPixelBufferObject;
};
}
#endif // IOPENGLRESOURCE_H
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