A physical point in an image or the smallest addressable element in a display device.

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How can I convert this xBR shader file into something I can use in XNA? (partially working)

I'd like to render my game scaled up with one of the hqx filters (hq2x, hq3x or hq4x) or an xbr filter in a shader. I was able to find implementations of these shaders: hqx xbr (hqx derivative - ...
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211 views

Vertex shader to Pixel shader NVIDIA problem - restarting drivers

I have problem with my shader on NVIDIA cards. On AMD it's working right. Shader Builder exported CODE: //ROOT //PSParts //VSParts //Samplers sampler sLod23ColorGround : register(s0); sampler ...
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69 views

What is the standard way of using Q15 values?

To process 8-bit pixels, to do things like gamma correction without losing information, we normally upsample the values, work in 16 bits or whatever, and then downsample them to 8 bits. Now, this is ...
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59 views

2D pixel art gets “jittery” as camera moves

I'm working on a game that makes use of low-res 2D pixel art. The textures are filtered with nearest neighbor filtering, and sprites are created with 1:1 size ratio of the textures (eg. 16x16 sprite ...
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127 views

MonoGame: Can't compile effect

I'm having trouble compiling a very simple pixel shader using the content pipeline in MonoGame 3.2. Whenever I compile the shader using "ps_3_0" it works but when I try to load it using the ...