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Vulkan Cookbook

You're reading from   Vulkan Cookbook Work through recipes to unlock the full potential of the next generation graphics API—Vulkan

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Product type Paperback
Published in Apr 2017
Publisher Packt
ISBN-13 9781786468154
Length 700 pages
Edition 1st Edition
Languages
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Author (1):
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Pawel Lapinski Pawel Lapinski
Author Profile Icon Pawel Lapinski
Pawel Lapinski
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Toc

Table of Contents (13) Chapters Close

Preface 1. Instance and Devices FREE CHAPTER 2. Image Presentation 3. Command Buffers and Synchronization 4. Resources and Memory 5. Descriptor Sets 6. Render Passes and Framebuffers 7. Shaders 8. Graphics and Compute Pipelines 9. Command Recording and Drawing 10. Helper Recipes 11. Lighting 12. Advanced Rendering Techniques

Specifying a pipeline viewport and scissor test state

Drawing an object on screen requires us to specify the screen parameters. Creating a swapchain is not enough--we don't always need to draw to the entire available image area. There are situations in which we just want to draw a smaller picture in the whole image, such as the reflection in the back mirror of a car or half of the image in split-screen multiplayer games. We define the area of the image to which we want to draw through a pipeline viewport and scissor test states.

Getting ready

Specifying parameters for a viewport and scissor states requires us to provide a separate set of parameters for both the viewport and scissor test, but the number of elements in both sets must be equal. To keep parameters...

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