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54 lines
1.3 KiB
54 lines
1.3 KiB
2 years ago
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using UnityEngine;
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using System.Collections;
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//-----------------------------------------------------------------------------
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// Copyright 2015-2016 RenderHeads Ltd. All rights reserverd.
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//-----------------------------------------------------------------------------
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namespace RenderHeads.Media.AVProVideo
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{
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/// <summary>
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/// Draws video over the whole background using the special "background" tag on the shader.
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/// Useful for augmented reality.
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/// NOTE: This doesn't work with the camera clear mode set to 'skybox'
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/// </summary>
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[AddComponentMenu("AVPro Video/Display Background")]
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[ExecuteInEditMode]
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public class DisplayBackground : MonoBehaviour
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{
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public IMediaProducer _source;
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public Texture2D _texture;
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public Material _material;
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//-------------------------------------------------------------------------
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void OnRenderObject()
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{
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if (_material == null || _texture == null)
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return;
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Vector4 uv = new Vector4(0f, 0f, 1f, 1f);
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_material.SetPass(0);
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GL.PushMatrix();
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GL.LoadOrtho();
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GL.Begin(GL.QUADS);
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GL.TexCoord2(uv.x, uv.y);
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GL.Vertex3(0.0f, 0.0f, 0.1f);
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GL.TexCoord2(uv.z, uv.y);
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GL.Vertex3(1.0f, 0.0f, 0.1f);
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GL.TexCoord2(uv.z, uv.w);
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GL.Vertex3(1.0f, 1.0f, 0.1f);
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GL.TexCoord2(uv.x, uv.w);
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GL.Vertex3(0.0f, 1.0f, 0.1f);
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GL.End();
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GL.PopMatrix();
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}
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}
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}
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