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16fa0dfb08
CSF_AviLibs missing in EXTERNLIB of TKOpenGl toolkit. This cause incorrect project generation. HAVE_VIDEOCAPTURE now should be defined to enable video recording capabilities on Windows.
91 lines
3.1 KiB
C++
91 lines
3.1 KiB
C++
// Created on: 2011-09-20
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// Created by: Sergey ZERCHANINOV
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// Copyright (c) 2011-2012 OPEN CASCADE SAS
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//
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// The content of this file is subject to the Open CASCADE Technology Public
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// License Version 6.5 (the "License"). You may not use the content of this file
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// except in compliance with the License. Please obtain a copy of the License
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// at http://www.opencascade.org and read it completely before using this file.
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//
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// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
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// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
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//
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// The Original Code and all software distributed under the License is
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// distributed on an "AS IS" basis, without warranty of any kind, and the
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// Initial Developer hereby disclaims all such warranties, including without
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// limitation, any warranties of merchantability, fitness for a particular
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// purpose or non-infringement. Please see the License for the specific terms
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// and conditions governing the rights and limitations under the License.
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#include <OpenGl_GlCore11.hxx>
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#if (defined(_WIN32) || defined(__WIN32__)) && defined(HAVE_VIDEOCAPTURE)
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#include <OpenGl_AVIWriter.hxx>
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#endif
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#include <OpenGl_FrameBuffer.hxx>
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#include <InterfaceGraphic_Graphic3d.hxx>
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#include <InterfaceGraphic_Visual3d.hxx>
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#include <OpenGl_Workspace.hxx>
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//call_togl_redraw
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void OpenGl_Workspace::Redraw (const Graphic3d_CView& theCView,
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const Aspect_CLayer2d& theCUnderLayer,
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const Aspect_CLayer2d& theCOverLayer)
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{
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if (!Activate())
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return;
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// release pending GL resources
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Handle(OpenGl_Context) aGlCtx = GetGlContext();
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aGlCtx->ReleaseDelayed();
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// cache render mode state
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GLint aRendMode = GL_RENDER;
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glGetIntegerv (GL_RENDER_MODE, &aRendMode);
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aGlCtx->SetFeedback (aRendMode == GL_FEEDBACK);
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Tint toSwap = (aRendMode == GL_RENDER); // swap buffers
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GLint aViewPortBack[4];
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OpenGl_FrameBuffer* aFrameBuffer = (OpenGl_FrameBuffer* )theCView.ptrFBO;
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if (aFrameBuffer != NULL)
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{
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glGetIntegerv (GL_VIEWPORT, aViewPortBack);
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aFrameBuffer->SetupViewport();
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aFrameBuffer->BindBuffer (aGlCtx);
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toSwap = 0; // no need to swap buffers
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}
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Redraw1 (theCView, theCUnderLayer, theCOverLayer, toSwap);
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RedrawImmediatMode();
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if (aFrameBuffer != NULL)
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{
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aFrameBuffer->UnbindBuffer (aGlCtx);
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// move back original viewport
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glViewport (aViewPortBack[0], aViewPortBack[1], aViewPortBack[2], aViewPortBack[3]);
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}
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#if (defined(_WIN32) || defined(__WIN32__)) && defined(HAVE_VIDEOCAPTURE)
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if (OpenGl_AVIWriter_AllowWriting (theCView.DefWindow.XWindow))
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{
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GLint params[4];
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glGetIntegerv (GL_VIEWPORT, params);
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int nWidth = params[2] & ~0x7;
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int nHeight = params[3] & ~0x7;
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const int nBitsPerPixel = 24;
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GLubyte* aDumpData = new GLubyte[nWidth * nHeight * nBitsPerPixel / 8];
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glPixelStorei (GL_PACK_ALIGNMENT, 1);
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glReadPixels (0, 0, nWidth, nHeight, GL_BGR_EXT, GL_UNSIGNED_BYTE, aDumpData);
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OpenGl_AVIWriter_AVIWriter (aDumpData, nWidth, nHeight, nBitsPerPixel);
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delete[] aDumpData;
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}
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#endif
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// reset render mode state
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aGlCtx->SetFeedback (Standard_False);
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}
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