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Tagged with coordinates opengl
3
questions
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37
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How are these two projection matrices related?
I have two 3D perspective projection matrices $A,B$ with standard projection parameters $k=\cot(\theta/2)$, where $\theta$ is the field of view, $n$ is the $z$-near value, $f$ is the $z$-far value, ...
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579
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Understanding orthographic projection matrix clip coordinates
I'm confused about what orthographic projection matrix outputs. Based on what I know so far, orthographic projection matrix converts vertexes in eye coordinates into clip coordinates. But what exactly ...
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1
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290
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How to get coordinates of mouse after left mouse button is released after drag in OpenGL?
I want to get the coordinates of my mouse after the left mouse button is released after being dragged in OpenGL? I am new to this and wanted to know how I can implement it.