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Recent questions tagged 3D

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3d CUDA kernel indexing for image filtering?

I have an image feature matrix A is n*m*31 matrix padded for filtering and I have B as a object ... indexing for the operations efficiently? See Question&Answers more detail:os...

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

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928 views

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3d - How to use iOS (Swift) SceneKit SCNSceneRenderer unprojectPoint properly

I'm developing some code using SceneKit on iOS and in my code I want to determine the x and y coordinates on ... user clicked. Thanks in advance for your help. Question&Answers:os...

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

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813 views

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3d - R: Adjust Color Gradient for 3DBarplot using latticeExtra cloud in R

I am trying to change the colors of the 3d bar plot so that the colors go from green, to yellow, to ... 65837568/r-adjust-color-gradient-for-3dbarplot-using-latticeextra-cloud-in-r...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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900 views

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3d - Meshlab 2020.12 crashing while opening STL

I am unable to open STLs on Meshlab 2020.12. It gives me no error messages and just crash. However ... .com/questions/65887670/meshlab-2020-12-crashing-while-opening-stl...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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3d - Quaternion transformations between rototranslated coordinate systems

I have a quaternion representing the orientation of a sensor with respect to its coordinate ... /65907413/quaternion-transformations-between-rototranslated-coordinate-systems...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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747 views

1 answer

3d - Recommended hardware for playing with mods

I noticed that modded game consumes much more resources in comparison with a basic one. So I'm ... stackoverflow.com/questions/65927270/recommended-hardware-for-playing-with-mods...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

1 answer

3d - libgdx draw text via project draws twice?

I try to draw 2D texts for my 3D world objects with libgdx's camera.project function but have a weird ... .com/questions/65601692/libgdx-draw-text-via-project-draws-twice...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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982 views

1 answer

3d - Adjust label positioning in Axes3D of matplotlib

I am having trouble with axes labels overlapping ticks labels in matplotlib. I've tried to reposition the ... /questions/5525782/adjust-label-positioning-in-axes3d-of-matplotlib...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

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3d - Adjust label positioning in Axes3D of matplotlib

I am having trouble with axes labels overlapping ticks labels in matplotlib. I've tried to reposition the ... /questions/5525782/adjust-label-positioning-in-axes3d-of-matplotlib...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

3d - calculating distance between a point and a rectangular box (nearest point)

is there a easy formula to calculate this? i've been working on some math but i can only find a way ... /calculating-distance-between-a-point-and-a-rectangular-box-nearest-point...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

3d - How to get oriented bounding boxes in three.js?

I use setFromObject in three.js to get bounding boxes for each object in 3d mesh. But, I get world axis ... /questions/66054699/how-to-get-oriented-bounding-boxes-in-three-js...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

3d - How to get oriented bounding boxes in three.js?

I use setFromObject in three.js to get bounding boxes for each object in 3d mesh. But, I get world axis ... /questions/66054699/how-to-get-oriented-bounding-boxes-in-three-js...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

3d - Webgl/Opengl drawElements and uniqueness of vertices

Consider the typical draw call webgl.bindBuffer(webgl.ELEMENT_ARRAY_BUFFER, faces); webgl.drawElements(webgl.TRIANGLES, nfaces * 3 ... nverts-1 integers. Am I missing something?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.1k views

1 answer

3d - libgdx draw text via project draws twice?

I try to draw 2D texts for my 3D world objects with libgdx's camera.project function but have a weird problem. See the ... 0, Align.center, false); } TheGame.spriteBatch.end(); }...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.1k views

1 answer

3d - Argument is missing while trying to add surface (R)

I am trying to run these functions to establish a 3D plot and I want to add a plane but an error occurs. plot_ly(data ... is missing, with no default What should I do to fix this?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

3d - Argument is missing while trying to add surface (R)

I am trying to run these functions to establish a 3D plot and I want to add a plane but an error occurs. plot_ly(data ... is missing, with no default What should I do to fix this?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

4.2k views

1 answer

3d - How precalculate this lighting layer like in this Raycaster Engine

please check this raycaster example be Sage3D: https://www.youtube.com/watch?v=abki1Tp1maM I wonder how the ... raycaster not poligonal software renderer. Thanks in advance :)...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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