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Questions tagged [uniform-buffer-object]

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0answers
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Veldrid: Only execute fragment shader

Having an HLSL shader like this: ...
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0answers
68 views

OpenGL ES 3.0 - Uniform Buffer Object non-static indexing

I've encountered a very strange issue while testing UBO on Android device: if I try to index UBO array with non-constant index, the program fails to link with log: ...
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1answer
316 views

Shader storage buffer indexing by 4 bytes instead of 3?

I am trying to send rendering information for an instancing rendering using shader buffer objects. My current problem is that I have 2 shader buffer objects, one which works just fine, and another ...
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2answers
542 views

What is a good approach for handling uniforms in modern OpenGL?

I'm creating a renderer using modern OpenGL (3.1 and up) and now I'm trying to create an efficient but flexible way of handling uniforms. I've been reading up on uniform buffer objects and on what a '...
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1answer
2k views

OpenGL ES 3 - Uniform buffer object with float array

I'm trying to load an array of float to a fragment shader using a uniform buffer object, but it doesn't work. In the fragment shader I declared the following uniform block: ...
4
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1answer
867 views

Uniform Buffers: What is quicker?

So I want to render a buttload of quads by using a single 4 point vertex array and change the position of the quad. What is quicker: Using glBufferSubData to ...
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1answer
170 views

Do the alignement and declaration order of uniforms matter?

In the section 6.4 Constant Buffers of the book Practical Rendering & Computation with Direct3D 11 (pages 325, 326) it is mentioned: By default, the HLSL compiler will attempt to align ...