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Templatised SurfaceMesh class on vertex type.

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Replaced 'SurfaceVertex' with PositionMaterial and PositionMaterialNormal classes.
Different surface extractors can now work with different vertex types.
This commit is contained in:
David Williams
2010-10-17 21:13:46 +00:00
parent 56ec37f5e2
commit 9e1de4ba72
28 changed files with 460 additions and 176 deletions
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10
examples/Basic/OpenGLWidget.cpp
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@ -12,11 +12,11 @@ OpenGLWidget::OpenGLWidget(QWidget *parent)
{
}
void OpenGLWidget::setSurfaceMeshToRender(const PolyVox::SurfaceMesh& surfaceMesh)
void OpenGLWidget::setSurfaceMeshToRender(const PolyVox::SurfaceMesh<PositionMaterialNormal>& surfaceMesh)
{
//Convienient access to the vertices and indices
const vector<uint32_t>& vecIndices = surfaceMesh.getIndices();
const vector<SurfaceVertex>& vecVertices = surfaceMesh.getVertices();
const vector<PositionMaterialNormal>& vecVertices = surfaceMesh.getVertices();
//Build an OpenGL index buffer
glGenBuffers(1, &indexBuffer);
@ -28,7 +28,7 @@ void OpenGLWidget::setSurfaceMeshToRender(const PolyVox::SurfaceMesh& surfaceMes
glGenBuffers(1, &vertexBuffer);
glBindBuffer(GL_ARRAY_BUFFER, vertexBuffer);
const GLvoid* pVertices = static_cast<const GLvoid*>(&(vecVertices[0]));
glBufferData(GL_ARRAY_BUFFER, vecVertices.size() * sizeof(SurfaceVertex), pVertices, GL_STATIC_DRAW);
glBufferData(GL_ARRAY_BUFFER, vecVertices.size() * sizeof(PositionMaterialNormal), pVertices, GL_STATIC_DRAW);
m_uBeginIndex = 0;
m_uEndIndex = vecIndices.size();
@ -95,8 +95,8 @@ void OpenGLWidget::paintGL()
//Bind the vertex buffer
glBindBuffer(GL_ARRAY_BUFFER, vertexBuffer);
glVertexPointer(3, GL_FLOAT, sizeof(SurfaceVertex), 0);
glNormalPointer(GL_FLOAT, sizeof(SurfaceVertex), (GLvoid*)12);
glVertexPointer(3, GL_FLOAT, sizeof(PositionMaterialNormal), 0);
glNormalPointer(GL_FLOAT, sizeof(PositionMaterialNormal), (GLvoid*)12);
glDrawRangeElements(GL_TRIANGLES, m_uBeginIndex, m_uEndIndex-1, m_uEndIndex - m_uBeginIndex, GL_UNSIGNED_INT, 0);
}