2
votes
1answer
107 views

Achieve anisotropic filtering

I want to set anisotropic filtering to my scene. I use SharpDX (DirectX 11) and C#. How do i set up anisotropic filtering in my shader? Currently i try that in the shader: Texture2D tex; sampler ...
0
votes
1answer
133 views

Why divide by w makes the pixel shader look better?

I'm writing a shader in HLSL (Direct3D11 with SharpDX) and after some computations I was trying to make a test and print the depth z of a specific point in my pixel shader, like this: myZ = ...
1
vote
1answer
145 views

ShaderBytecode Compiler one technique multiple passes

I have an effect code with a basic structure like technique TechniqueName { pass FirstPass { Profile = fx_4_0 VertexShader = RenderFirstVS GeometryShader = null ...
0
votes
0answers
147 views

When should I set a texture as a shader resource in order to read it?

I'm writing a Direct3D 11 HLSL shader with SharpDX. What I want to do is write the depth to a texture in one pass and read it in the next one. After declaring the texture, do I have to set the depth ...
0
votes
1answer
302 views

Difference between texture.Load() and texture.Sample() methods in DirectX?

The question is simply that: What is the difference between texture.Load() and texture.Sample() in DirectX? I've used a Texture2D to store the depth in a pass of a DirectX Shader (with SharpDX), and ...
0
votes
2answers
113 views

Alpha interpolation in a pixel shader

How does the interpolation in a fragment shader work when it comes to the alpha parameter? I'm programming a shader with SharpDX, DirectX11. My idea is to interpolate 2 3d points of a segment, so ...
3
votes
1answer
710 views

Monogame/SharpDX - Shader parameters missing

I am currently working on a simple game that I am building in Windows 8 using MonoGame (develop3d). I am using some shader code from a tutorial (made by Charles Humphrey) and having an issue ...