private void _populateVertexBuffer()
{
unsafe
{
// lock the buffer if we haven't already.
if (mVertexBufferPtr == null)
{
// Note that locking with HBL_DISCARD will give us new, blank memory.
mVertexBufferPtr = (QuickGUIVertex *)mVertexBuffer.Lock(HardwareVertexBuffer.LockOptions.HBL_DISCARD);
}
int vertexCount = 0;
foreach (QuickGUIQuad q in mRenderList)
{
// for each quad, add its 6 vertices to the buffer
for (int vertIndex = 0; vertIndex < QuickGUIQuad.VERTEX_PER_QUAD; ++vertIndex)
{
QuickGUIVertex v = q.getVertex(vertIndex);
mVertexBufferPtr[vertIndex].pos = v.pos;
mRenderSystem.ConvertColourValue(ColourValue.White, out mVertexBufferPtr[vertIndex].color);
mVertexBufferPtr[vertIndex].uv = v.uv;
++vertexCount;
}
mVertexBufferPtr += QuickGUIQuad.VERTEX_PER_QUAD;
}
mVertexBuffer.Unlock();
mVertexBufferPtr = null;
mVertexBufferUsage = vertexCount;
mRenderListDirty = false;
}
}
