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a3f6f591fc
Remove extra semicolons and correct function prototypes for GCC -pedantic ISO compliance option
93 lines
3.5 KiB
C++
Executable File
93 lines
3.5 KiB
C++
Executable File
// Created on: 2013-09-20
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// Created by: Denis BOGOLEPOV
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// Copyright (c) 2013-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <OSD_File.hxx>
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#include <OSD_Protection.hxx>
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#include <Standard_Atomic.hxx>
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#include <Graphic3d_ShaderObject.hxx>
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#include <Graphic3d_GraphicDriver.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(Graphic3d_ShaderObject,Standard_Transient)
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namespace
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{
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static volatile Standard_Integer THE_SHADER_OBJECT_COUNTER = 0;
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}
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// =======================================================================
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// function : Graphic3d_ShaderObject
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// purpose : Creates a shader object from specified file
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// =======================================================================
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Graphic3d_ShaderObject::Graphic3d_ShaderObject (const Graphic3d_TypeOfShaderObject theType)
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: myType (theType)
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{
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myID = TCollection_AsciiString ("Graphic3d_ShaderObject_")
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+ TCollection_AsciiString (Standard_Atomic_Increment (&THE_SHADER_OBJECT_COUNTER));
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}
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// =======================================================================
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// function : CreatFromFile
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// purpose : Creates new shader object from specified file
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// =======================================================================
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Handle(Graphic3d_ShaderObject) Graphic3d_ShaderObject::CreateFromFile (const Graphic3d_TypeOfShaderObject theType,
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const TCollection_AsciiString& thePath)
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{
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Handle(Graphic3d_ShaderObject) aShader = new Graphic3d_ShaderObject (theType);
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aShader->myPath = thePath;
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OSD_File aFile (thePath);
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if (!aFile.Exists())
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{
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return NULL;
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}
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aFile.Open (OSD_ReadOnly, OSD_Protection());
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aFile.Read (aShader->mySource, (int)aFile.Size());
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aFile.Close();
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return aShader;
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}
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// =======================================================================
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// function : CreatFromSource
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// purpose : Creates new shader object from specified source
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// =======================================================================
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Handle(Graphic3d_ShaderObject) Graphic3d_ShaderObject::CreateFromSource (const Graphic3d_TypeOfShaderObject theType,
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const TCollection_AsciiString& theSource)
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{
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Handle(Graphic3d_ShaderObject) aShader = new Graphic3d_ShaderObject (theType);
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aShader->mySource = theSource;
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return aShader;
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}
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// =======================================================================
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// function : ~Graphic3d_ShaderObject
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// purpose : Releases resources of shader object
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// =======================================================================
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Graphic3d_ShaderObject::~Graphic3d_ShaderObject()
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{
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//
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}
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// =======================================================================
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// function : IsDone
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// purpose : Checks if the shader object is valid or not
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// =======================================================================
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Standard_Boolean Graphic3d_ShaderObject::IsDone() const
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{
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return !mySource.IsEmpty();
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}
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