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Questions - vulkan

Motion Vector - how to calculate it properly?

I'm trying to wrap my head around calculating motion vectors (also called velocity buffer). I found this tutorial, but I'm not satisfied with explanations of how motion vector are calculated. Here is ...
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bilek993

opengl

graphics

3d

vulkan

Votes: 0

Answers: 1

Latest Answer

This is a mapping from the [-1, 1] clip space onto the [0, 1] texture space. Since lookups in the blur shader have to read from a textured at a position offset by the velocity vector, it's necessary t...
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BDL

Confused with some Vulkan concept

i have some few questions about Vulkan concepts. 1. vkCmdBindDescriptorSets arguments // Provided by VK_VERSION_1_0 there is prototype: void vkCmdBindDescriptorSets( VkCommandBuffer ...
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MiAo

c++

vulkan

Votes: 0

Answers: 1

Latest Answer

Understanding Vulkan uniform layout's 'set' index vkCmdBindDescriptorSets update the current descriptorSet array. the index of set define your shader use the one of array[index].
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MiAo

Why do I get "Invalid VkShaderModule Object" error?

I'm learning Vulkan following vulkan-tutorial.com. I'm stuck because I can't figure out why I'm getting this error when creating the graphics pipeline. VUID-VkPipelineShaderStageCreateInfo-module-para...
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tuket

c++

vulkan

Votes: 0

Answers: 1

Latest Answer

I finally found the problem: I was destroying the shader modules too early. Looks like you have to keep the shader modules alive ultil after you have created the pipeline. This is the fixed code #incl...
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tuket

Is there a sample-less cubemaps in vulkan?

In my game-engine all the static textures are bounded on an one big descriptor set(I using dynamic indexing for that), and now i also want to bind a cube-texture at orbitrary index inside this descrip...
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TheAntsMaster

glsl

textures

vulkan

sampling

Votes: 0

Answers: 1

Latest Answer

The texelFetch functions are intended for accessing a specific texel from a given mipmap level and layer of the image. The texture coordinates are explicitly in "texel space", not any other ...
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Nicol Bolas

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