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64 lines
2.2 KiB
64 lines
2.2 KiB
/* |
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Copyright © 2010 Vladimír Vondruš <mosra@centrum.cz> |
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This file is part of Magnum. |
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Magnum is free software: you can redistribute it and/or modify |
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it under the terms of the GNU Lesser General Public License version 3 |
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only, as published by the Free Software Foundation. |
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Magnum is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU Lesser General Public License version 3 for more details. |
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*/ |
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#include "IndexedMesh.h" |
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using namespace std; |
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namespace Magnum { |
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void IndexedMesh::draw() { |
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/* Finalize the mesh, if it is not already */ |
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finalize(); |
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/* Enable vertex arrays for all attributes */ |
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for(set<GLuint>::const_iterator it = attributes().begin(); it != attributes().end(); ++it) |
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glEnableVertexAttribArray(*it); |
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/* Bind attributes to vertex buffers */ |
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for(map<Buffer*, pair<bool, vector<Attribute> > >::const_iterator it = buffers().begin(); it != buffers().end(); ++it) { |
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/* Bind buffer */ |
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it->first->bind(); |
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/* Bind all attributes to this buffer */ |
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for(vector<Attribute>::const_iterator ait = it->second.second.begin(); ait != it->second.second.end(); ++ait) |
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switch(ait->type) { |
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case GL_BYTE: |
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case GL_UNSIGNED_BYTE: |
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case GL_SHORT: |
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case GL_UNSIGNED_SHORT: |
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case GL_INT: |
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case GL_UNSIGNED_INT: |
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glVertexAttribIPointer(ait->location, ait->size, ait->type, ait->stride, ait->pointer); |
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break; |
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default: |
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glVertexAttribPointer(ait->location, ait->size, ait->type, GL_FALSE, ait->stride, ait->pointer); |
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} |
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/* Unbind buffer */ |
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it->first->unbind(); |
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} |
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/* Bind index array, draw the elements and unbind */ |
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_indexBuffer.bind(); |
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glDrawElements(primitive(), _indexCount, _indexType, 0); |
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_indexBuffer.unbind(); |
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/* Disable vertex arrays for all attributes */ |
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for(set<GLuint>::const_iterator it = attributes().begin(); it != attributes().end(); ++it) |
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glDisableVertexAttribArray(*it); |
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} |
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}
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