Rev 787 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 787 | chris | 1 | using System; |
| 2 | using System.Collections.Generic; |
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| 3 | using System.Linq; |
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| 4 | using System.Text; |
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| 5 | using System.Threading.Tasks; |
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| 6 | |||
| 7 | using Tao.OpenGl; |
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| 8 | |||
| 9 | using BauzoidNET.math; |
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| 10 | |||
| 1451 | chris | 11 | #pragma warning disable 0618 |
| 12 | |||
| 787 | chris | 13 | namespace BauzoidNET.graphics.shader |
| 14 | { |
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| 15 | public class ShaderUniform |
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| 16 | { |
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| 17 | private ShaderProgram mShader; |
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| 18 | private String mName; |
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| 19 | |||
| 20 | /** Cache so that it does not need to be recreated every time. */ |
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| 21 | //private FloatBuffer mMatrixCache = null; |
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| 22 | |||
| 23 | /** Constructor. */ |
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| 24 | public ShaderUniform(ShaderProgram shader, String name) |
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| 25 | { |
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| 26 | mShader = shader; |
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| 27 | mName = name; |
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| 28 | //mMatrixCache = BufferUtils.newFloatBuffer(16); |
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| 29 | } |
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| 30 | |||
| 31 | /** Set a boolean value. */ |
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| 32 | public void set(bool value) |
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| 33 | { |
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| 34 | int handle = mShader.getUniformHandle(mName); |
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| 35 | |||
| 36 | Gl.glUniform1i(handle, (value ? 1 : 0)); |
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| 37 | } |
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| 38 | |||
| 39 | /** Set an integer. */ |
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| 40 | public void set(int value) |
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| 41 | { |
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| 42 | int handle = mShader.getUniformHandle(mName); |
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| 43 | |||
| 44 | Gl.glUniform1i(handle, value); |
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| 45 | } |
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| 46 | |||
| 47 | /** Set a float value. */ |
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| 48 | public void set(float value) |
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| 49 | { |
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| 50 | int handle = mShader.getUniformHandle(mName); |
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| 51 | |||
| 52 | Gl.glUniform1f(handle, value); |
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| 53 | } |
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| 54 | |||
| 55 | /** Set a Vector2 value. */ |
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| 56 | public void set(Vector2 value) |
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| 57 | { |
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| 58 | int handle = mShader.getUniformHandle(mName); |
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| 59 | |||
| 60 | Gl.glUniform2f(handle, value.x, value.y); |
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| 61 | } |
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| 62 | |||
| 63 | /** Set a Vector3 value. */ |
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| 64 | public void set(Vector3 value) |
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| 65 | { |
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| 66 | int handle = mShader.getUniformHandle(mName); |
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| 67 | |||
| 68 | Gl.glUniform3f(handle, value.x, value.y, value.z); |
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| 69 | } |
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| 70 | |||
| 71 | /** Set a Vector4 value. */ |
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| 72 | public void set(Vector4 value) |
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| 73 | { |
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| 74 | int handle = mShader.getUniformHandle(mName); |
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| 75 | |||
| 76 | Gl.glUniform4f(handle, value.x, value.y, value.z, value.w); |
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| 77 | } |
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| 78 | |||
| 79 | /** Set a 4x4 Matrix. */ |
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| 80 | public void set(Matrix4 value) |
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| 81 | { |
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| 82 | int handle = mShader.getUniformHandle(mName); |
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| 83 | |||
| 84 | Gl.glUniformMatrix4fv(handle, 1, Gl.GL_FALSE, value.toGLMatrix()); |
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| 85 | |||
| 86 | /*float[] m = value.toGLMatrix(); |
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| 87 | mMatrixCache.clear(); |
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| 88 | BufferUtils.copy(m, mMatrixCache, m.length, 0); |
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| 89 | Gl.glUniformMatrix4fv(handle, 1, false, mMatrixCache);*/ |
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| 90 | } |
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| 91 | } |
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| 92 | } |