This paper studies the transformation matrixes for perspective projection and axonometric projection, deduces the general matrix for three dimensional graphic transformation.
对轴测投影和透视投影变换矩阵进行了研究，推出了三维图形变换的统一矩阵。
One is to simply only render the polygons you intend to project the texture on when you have projecting texture active and the projection in the texture transformation matrix.
最简单的方法就是你当你打开投影纹理和设置纹理变换矩阵的时候仅仅渲染那些你试图把纹理投射上去的多边形。
Then geometrical transformation matrix between views is obtained based on perspective projection model for X-ray angiography system, and 3D coordinate of spatial points are calculated.
然后根据冠脉造影系统的透视投影模型得到两幅不同角度的造影图像之间的几何变换关系，以及空间点三维坐标的计算方法。
Then geometrical transformation matrix between views is obtained based on perspective projection model for X-ray angiography system, and 3D coordinate of spatial points are calculated.
然后根据冠脉造影系统的透视投影模型得到两幅不同角度的造影图像之间的几何变换关系，以及空间点三维坐标的计算方法。
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