D3DXMatrixPerspectiveFovLH的Aspect

akira32

D3DXMatrixPerspectiveFovLH的Aspect

D3DXMATRIX * D3DXMatrixPerspectiveFovLH(
  D3DXMATRIX * pOut,
  FLOAT fovy,
  FLOAT Aspect,
  FLOAT zn,
  FLOAT zf
);
Aspect
[in] Aspect ratio, defined as "view space" width divided by height.
所?的view space是?窗的尺寸,或是?幕的尺寸

ljm

视口的宽高比

akira32

是指窗口的Cleint?^??
窗口的Cleint?^就是Viewport的尺寸??

郑群

和你所谓的"窗口"无关.是指摄象机的视口的纵宽比, fovy指定了水平的视野角度,然后通过Aspect相当与就是确定了垂直视野了.