Recent questions tagged opengl

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opengl es - Why is glReadPixels() failing in this code in iOS 6.0?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.0k views

opengl - Passing a list of values to fragment shader

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 843 views

opengl - Matrix inverse accuracy

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 949 views

opengl es - Rendering to non-power-of-two texture on iPhone

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 808 views

opengl - Do conditional statements slow down shaders?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 967 views

opengl - GLSL fixed function fragment program replacement

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.2k views

opengl - How to implement 2D raycasting light effect in GLSL

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 968 views

opengl - Rotating a Group of Vectors

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

opengl - Why transforming normals with the transpose of the inverse of the modelview matrix?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 826 views

opengl - glVertexAttribPointer and glVertexAttribFormat: What's the difference?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

opengl - Should I ever use a `vec3` inside of a uniform buffer or shader storage buffer object?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 854 views

opengl - Rendering meshes with multiple indices

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 735 views

opengl - How do I compose a rotation matrix with human readable angles from scratch?

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 997 views

opengl - How do I display gluCylinder in a window?