85 lines
2.2 KiB
C#
Executable File
85 lines
2.2 KiB
C#
Executable File
//========= Copyright 2014, Valve Corporation, All rights reserved. ===========
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//
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// Purpose: Handles rendering to the game view window
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//
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//=============================================================================
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using UnityEngine;
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[RequireComponent(typeof(Camera))]
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public class SteamVR_GameView : MonoBehaviour
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{
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#if (UNITY_5_3 || UNITY_5_2 || UNITY_5_1 || UNITY_5_0) // DEPRECATED in Unity 5.4+
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public float scale = 1.5f;
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public bool drawOverlay = true;
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static Material overlayMaterial;
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void OnEnable()
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{
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if (overlayMaterial == null)
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{
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overlayMaterial = new Material(Shader.Find("Custom/SteamVR_Overlay"));
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}
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}
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void OnPostRender()
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{
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var vr = SteamVR.instance;
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var camera = GetComponent<Camera>();
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var aspect = scale * camera.aspect / vr.aspect;
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var x0 = -scale;
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var x1 = scale;
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var y0 = aspect;
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var y1 = -aspect;
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var blitMaterial = SteamVR_Camera.blitMaterial;
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blitMaterial.mainTexture = SteamVR_Camera.GetSceneTexture(camera.hdr);
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GL.PushMatrix();
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GL.LoadOrtho();
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#if !(UNITY_5_0)
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blitMaterial.SetPass(0);
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#else
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blitMaterial.SetPass(QualitySettings.activeColorSpace == ColorSpace.Linear ? 1 : 0);
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#endif
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GL.Begin(GL.QUADS);
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GL.TexCoord2(0.0f, 0.0f); GL.Vertex3(x0, y0, 0);
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GL.TexCoord2(1.0f, 0.0f); GL.Vertex3(x1, y0, 0);
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GL.TexCoord2(1.0f, 1.0f); GL.Vertex3(x1, y1, 0);
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GL.TexCoord2(0.0f, 1.0f); GL.Vertex3(x0, y1, 0);
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GL.End();
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GL.PopMatrix();
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var overlay = SteamVR_Overlay.instance;
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if (overlay && overlay.texture && overlayMaterial && drawOverlay)
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{
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var texture = overlay.texture;
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overlayMaterial.mainTexture = texture;
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var u0 = 0.0f;
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var v0 = 1.0f - (float)Screen.height / texture.height;
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var u1 = (float)Screen.width / texture.width;
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var v1 = 1.0f;
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GL.PushMatrix();
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GL.LoadOrtho();
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#if !(UNITY_5_0)
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overlayMaterial.SetPass(QualitySettings.activeColorSpace == ColorSpace.Linear ? 1 : 0);
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#else
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overlayMaterial.SetPass(0);
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#endif
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GL.Begin(GL.QUADS);
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GL.TexCoord2(u0, v0); GL.Vertex3(-1, -1, 0);
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GL.TexCoord2(u1, v0); GL.Vertex3( 1, -1, 0);
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GL.TexCoord2(u1, v1); GL.Vertex3( 1, 1, 0);
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GL.TexCoord2(u0, v1); GL.Vertex3(-1, 1, 0);
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GL.End();
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GL.PopMatrix();
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}
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}
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#endif
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}
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