9e1de4ba72
Replaced 'SurfaceVertex' with PositionMaterial and PositionMaterialNormal classes. Different surface extractors can now work with different vertex types.
63 lines
2.5 KiB
C++
63 lines
2.5 KiB
C++
/*******************************************************************************
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Copyright (c) 2005-2009 David Williams
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source
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distribution.
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*******************************************************************************/
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#include "OpenGLImmediateModeSupport.h"
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#include "OpenGLSupport.h"
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#include "SurfaceMesh.h"
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using namespace PolyVox;
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using namespace std;
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void renderRegionImmediateMode(PolyVox::SurfaceMesh<PositionMaterialNormal>& mesh, unsigned int uLodLevel)
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{
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const vector<PositionMaterialNormal>& vecVertices = mesh.getVertices();
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const vector<uint32_t>& vecIndices = mesh.getIndices();
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int beginIndex = mesh.m_vecLodRecords[uLodLevel].beginIndex;
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int endIndex = mesh.m_vecLodRecords[uLodLevel].endIndex;
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glBegin(GL_TRIANGLES);
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//for(vector<PolyVox::uint32_t>::const_iterator iterIndex = vecIndices.begin(); iterIndex != vecIndices.end(); ++iterIndex)
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for(int index = beginIndex; index < endIndex; ++index)
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{
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const PositionMaterialNormal& vertex = vecVertices[vecIndices[index]];
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const Vector3DFloat& v3dVertexPos = vertex.getPosition();
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//const Vector3DFloat v3dRegionOffset(uRegionX * g_uRegionSideLength, uRegionY * g_uRegionSideLength, uRegionZ * g_uRegionSideLength);
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const Vector3DFloat v3dFinalVertexPos = v3dVertexPos + static_cast<Vector3DFloat>(mesh.m_Region.getLowerCorner());
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uint8_t material = vertex.getMaterial() + 0.5;
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OpenGLColour colour = convertMaterialIDToColour(material);
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glColor3f(colour.red, colour.green, colour.blue);
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glNormal3f(vertex.getNormal().getX(), vertex.getNormal().getY(), vertex.getNormal().getZ());
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glVertex3f(v3dFinalVertexPos.getX(), v3dFinalVertexPos.getY(), v3dFinalVertexPos.getZ());
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}
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glEnd();
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} |