diff options
Diffstat (limited to 'source/blender/freestyle/intern/rendering/GLDebugRenderer.cpp')
| -rwxr-xr-x | source/blender/freestyle/intern/rendering/GLDebugRenderer.cpp | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/rendering/GLDebugRenderer.cpp b/source/blender/freestyle/intern/rendering/GLDebugRenderer.cpp new file mode 100755 index 00000000000..b396a0ce6d3 --- /dev/null +++ b/source/blender/freestyle/intern/rendering/GLDebugRenderer.cpp @@ -0,0 +1,197 @@ + +// +// Copyright (C) : Please refer to the COPYRIGHT file distributed +// with this source distribution. +// +// This program is free software; you can redistribute it and/or +// modify it under the terms of the GNU General Public License +// as published by the Free Software Foundation; either version 2 +// of the License, or (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +// +/////////////////////////////////////////////////////////////////////////////// + +#include <stdio.h> +#include "../scene_graph/VertexRep.h" +#include "../scene_graph/NodeShape.h" +#include "../scene_graph/IndexedFaceSet.h" +#include "../scene_graph/LineRep.h" +#include "../geometry/Grid.h" + +#include "GLDebugRenderer.h" + +#ifdef __MACH__ +#include <GLUT/glut.h> +#else +#include <GL/glut.h> +#endif + +void GLDebugRenderer::visitIndexedFaceSet(IndexedFaceSet& iFaceSet) +{ + unsigned int fIndex = 0; + + const real * vertices = iFaceSet.vertices(); + const real * normals = iFaceSet.normals(); + const Material *const* materials = (const Material**)iFaceSet.materials(); + const unsigned *vindices = iFaceSet.vindices(); + const unsigned *nindices = iFaceSet.nindices(); + const unsigned *mindices = iFaceSet.mindices(); + const unsigned numfaces = iFaceSet.numFaces(); + const unsigned *numVertexPerFace = iFaceSet.numVertexPerFaces(); + const IndexedFaceSet::TRIANGLES_STYLE * faceStyle = iFaceSet.trianglesStyle(); + + const unsigned *pvi = vindices; + const unsigned *pni = nindices; + const unsigned* pmi = mindices; + + for(fIndex=0; fIndex<numfaces; fIndex++) + { + switch(faceStyle[fIndex]) + { + case IndexedFaceSet::TRIANGLE_STRIP: + RenderTriangleStrip(vertices, normals, materials, pvi, pni, pmi, numVertexPerFace[fIndex]); + break; + case IndexedFaceSet::TRIANGLE_FAN: + RenderTriangleFan(vertices, normals, materials, pvi, pni, pmi, numVertexPerFace[fIndex]); + break; + case IndexedFaceSet::TRIANGLES: + RenderTriangles(vertices, normals, materials, pvi, pni, pmi, numVertexPerFace[fIndex]); + break; + } + pvi += numVertexPerFace[fIndex]; + pni += numVertexPerFace[fIndex]; + pmi += numVertexPerFace[fIndex]; + } +} + +void GLDebugRenderer::visitNodeShape(NodeShape& iShapeNode) +{ + // Gets the bbox size: + real minY = iShapeNode.bbox().getMin()[1]; + real maxY = iShapeNode.bbox().getMax()[1]; + + // sets the text size: + _bboxSize = fabs((maxY-minY)); ///1000.f; +} + +void GLDebugRenderer::visitLineRep(LineRep& iLine) +{ + + glColor3f(0,0,0); + + GLRenderer::visitLineRep(iLine); +} + +void GLDebugRenderer::visitOrientedLineRep(OrientedLineRep& iLine) +{ + GLRenderer::visitOrientedLineRep(iLine); +} + +void GLDebugRenderer::visitVertexRep(VertexRep& iVertex) +{ + glPointSize(3.0); + + GLRenderer::visitVertexRep(iVertex); +} + + +void GLDebugRenderer::renderBitmapString(real x, + real y, + real z, + void *font, + char *string, + float size) +{ + char *c; + + glPushMatrix(); + glTranslater(x, y,z); + real textSize = min(_bboxSize/10.0, _minEdgeSize/2.0); + // adjust the text size so as it + // is acceptable giving the bbox size: + while(_bboxSize/textSize>1000) + textSize *= 10.0; + + glScalef(size, size, size); + glScalef(textSize/200.0, textSize/200.0, textSize/200.0); + for (c=string; *c != '\0'; c++) + { + glutStrokeCharacter(font, *c); + } + glPopMatrix(); +} + +void GLDebugRenderer::RenderTriangleStrip(const real *iVertices, + const real *iNormals, + const Material *const* iMaterials, + const unsigned* iVIndices, + const unsigned* iNIndices, + const unsigned* iMIndices, + const unsigned iNVertices) +{ + // glBegin(GL_TRIANGLE_STRIP); + // for(unsigned int i=0; i<iNVertices; i++) + // { + // glNormal3r(iNormals[iNIndices[i]], + // iNormals[iNIndices[i]+1], + // iNormals[iNIndices[i]+2]); + // + // glVertex3r( iVertices[iVIndices[i]], + // iVertices[iVIndices[i]+1], + // iVertices[iVIndices[i]+2]); + // } + // glEnd(); +} + +void GLDebugRenderer::RenderTriangleFan(const real *iVertices, + const real *iNormals, + const Material *const* iMaterials, + const unsigned* iVIndices, + const unsigned* iNIndices, + const unsigned* iMIndices, + const unsigned iNVertices) +{ + // glBegin(GL_TRIANGLE_FAN); + // for(unsigned int i=0; i<iNVertices; i++) + // { + // glNormal3r(iNormals[iNIndices[i]], + // iNormals[iNIndices[i]+1], + // iNormals[iNIndices[i]+2]); + // + // glVertex3r( iVertices[iVIndices[i]], + // iVertices[iVIndices[i]+1], + // iVertices[iVIndices[i]+2]); + // } + // glEnd(); +} + +void GLDebugRenderer::RenderTriangles(const real *iVertices, + const real *iNormals, + const Material *const* iMaterials, + const unsigned* iVIndices, + const unsigned* iNIndices, + const unsigned* iMIndices, + const unsigned iNVertices) +{ + // // Renders the normals: + // glBegin(GL_LINES); + // for(unsigned int i=0; i<iNVertices; i++) + // { + // glVertex3r( iVertices[iVIndices[i]], + // iVertices[iVIndices[i]+1], + // iVertices[iVIndices[i]+2]); + // + // glVertex3r(iVertices[iVIndices[i]] + iNormals[iNIndices[i]]/10.f, + // iVertices[iVIndices[i]+1] + iNormals[iNIndices[i]+1]/10.f, + // iVertices[iVIndices[i]+2] + iNormals[iNIndices[i]+2]/10.f); + // } + // glEnd(); +} |