本文整理汇总了C++中VertexArray::GetFaces方法的典型用法代码示例。如果您正苦于以下问题：C++ VertexArray::GetFaces方法的具体用法？C++ VertexArray::GetFaces怎么用？C++ VertexArray::GetFaces使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类VertexArray的用法示例。
在下文中一共展示了VertexArray::GetFaces方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: WriteIndices
unsigned int VertexBuffer::WriteIndices(
const VertexArray & va,
const unsigned int icount,
const unsigned int vcount,
std::vector<unsigned int> & index_buffer)
{
const unsigned int * faces = 0;
int fn;
va.GetFaces(faces, fn);
assert(icount + fn <= index_buffer.size());
unsigned int * ib = &index_buffer[icount];
for (int j = 0; j < fn; ++j)
{
ib[j] = faces[j] + vcount;
}
return icount + fn;
}示例2: DrawVertexArray
void RenderInputScene::DrawVertexArray(const VertexArray & va, float linesize) const
{
const float * verts;
int vertcount;
va.GetVertices(verts, vertcount);
if (verts)
{
glVertexPointer(3, GL_FLOAT, 0, verts);
glEnableClientState(GL_VERTEX_ARRAY);
const unsigned char * cols;
int colcount;
va.GetColors(cols, colcount);
if (cols)
{
glColorPointer(4, GL_UNSIGNED_BYTE, 0, cols);
glEnableClientState(GL_COLOR_ARRAY);
}
const int * faces;
int facecount;
va.GetFaces(faces, facecount);
if (faces)
{
const float * norms;
int normcount;
va.GetNormals(norms, normcount);
if (norms)
{
glNormalPointer(GL_FLOAT, 0, norms);
glEnableClientState(GL_NORMAL_ARRAY);
}
const float * tc = 0;
int tccount;
if (va.GetTexCoordSets() > 0)
{
va.GetTexCoords(0, tc, tccount);
if (tc)
{
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glTexCoordPointer(2, GL_FLOAT, 0, tc);
}
}
glDrawElements(GL_TRIANGLES, facecount, GL_UNSIGNED_INT, faces);
if (tc)
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
if (norms)
glDisableClientState(GL_NORMAL_ARRAY);
}
else if (linesize > 0)
{
glLineWidth(linesize);
glDrawArrays(GL_LINES, 0, vertcount / 3);
}
if (cols)
glDisableClientState(GL_COLOR_ARRAY);
glDisableClientState(GL_VERTEX_ARRAY);
}
}