modified maps
modified maps
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Данил Олейников
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using System;
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using UnityEngine;
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namespace UnityStandardAssets.ImageEffects
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{
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[ExecuteInEditMode]
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[RequireComponent (typeof(Camera))]
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class PostEffectsHelper : MonoBehaviour
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{
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void OnRenderImage (RenderTexture source, RenderTexture destination)
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{
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Debug.Log("OnRenderImage in Helper called ...");
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}
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static void DrawLowLevelPlaneAlignedWithCamera (
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float dist ,
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RenderTexture source, RenderTexture dest ,
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Material material ,
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Camera cameraForProjectionMatrix )
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{
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// Make the destination texture the target for all rendering
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RenderTexture.active = dest;
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// Assign the source texture to a property from a shader
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material.SetTexture("_MainTex", source);
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bool invertY = true; // source.texelSize.y < 0.0f;
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// Set up the simple Matrix
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GL.PushMatrix();
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GL.LoadIdentity();
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GL.LoadProjectionMatrix(cameraForProjectionMatrix.projectionMatrix);
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float fovYHalfRad = cameraForProjectionMatrix.fieldOfView * 0.5f * Mathf.Deg2Rad;
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float cotangent = Mathf.Cos(fovYHalfRad) / Mathf.Sin(fovYHalfRad);
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float asp = cameraForProjectionMatrix.aspect;
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float x1 = asp/-cotangent;
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float x2 = asp/cotangent;
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float y1 = 1.0f/-cotangent;
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float y2 = 1.0f/cotangent;
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float sc = 1.0f; // magic constant (for now)
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x1 *= dist * sc;
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x2 *= dist * sc;
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y1 *= dist * sc;
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y2 *= dist * sc;
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float z1 = -dist;
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for (int i = 0; i < material.passCount; i++)
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{
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material.SetPass(i);
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GL.Begin(GL.QUADS);
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float y1_; float y2_;
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if (invertY)
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{
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y1_ = 1.0f; y2_ = 0.0f;
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}
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else
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{
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y1_ = 0.0f; y2_ = 1.0f;
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}
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GL.TexCoord2(0.0f, y1_); GL.Vertex3(x1, y1, z1);
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GL.TexCoord2(1.0f, y1_); GL.Vertex3(x2, y1, z1);
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GL.TexCoord2(1.0f, y2_); GL.Vertex3(x2, y2, z1);
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GL.TexCoord2(0.0f, y2_); GL.Vertex3(x1, y2, z1);
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GL.End();
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}
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GL.PopMatrix();
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}
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static void DrawBorder (
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RenderTexture dest ,
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Material material )
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{
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float x1;
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float x2;
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float y1;
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float y2;
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RenderTexture.active = dest;
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bool invertY = true; // source.texelSize.y < 0.0ff;
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// Set up the simple Matrix
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GL.PushMatrix();
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GL.LoadOrtho();
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for (int i = 0; i < material.passCount; i++)
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{
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material.SetPass(i);
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float y1_; float y2_;
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if (invertY)
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{
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y1_ = 1.0f; y2_ = 0.0f;
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}
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else
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{
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y1_ = 0.0f; y2_ = 1.0f;
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}
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// left
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x1 = 0.0f;
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x2 = 0.0f + 1.0f/(dest.width*1.0f);
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y1 = 0.0f;
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y2 = 1.0f;
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GL.Begin(GL.QUADS);
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GL.TexCoord2(0.0f, y1_); GL.Vertex3(x1, y1, 0.1f);
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GL.TexCoord2(1.0f, y1_); GL.Vertex3(x2, y1, 0.1f);
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GL.TexCoord2(1.0f, y2_); GL.Vertex3(x2, y2, 0.1f);
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GL.TexCoord2(0.0f, y2_); GL.Vertex3(x1, y2, 0.1f);
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// right
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x1 = 1.0f - 1.0f/(dest.width*1.0f);
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x2 = 1.0f;
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y1 = 0.0f;
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y2 = 1.0f;
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GL.TexCoord2(0.0f, y1_); GL.Vertex3(x1, y1, 0.1f);
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GL.TexCoord2(1.0f, y1_); GL.Vertex3(x2, y1, 0.1f);
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GL.TexCoord2(1.0f, y2_); GL.Vertex3(x2, y2, 0.1f);
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GL.TexCoord2(0.0f, y2_); GL.Vertex3(x1, y2, 0.1f);
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// top
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x1 = 0.0f;
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x2 = 1.0f;
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y1 = 0.0f;
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y2 = 0.0f + 1.0f/(dest.height*1.0f);
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GL.TexCoord2(0.0f, y1_); GL.Vertex3(x1, y1, 0.1f);
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GL.TexCoord2(1.0f, y1_); GL.Vertex3(x2, y1, 0.1f);
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GL.TexCoord2(1.0f, y2_); GL.Vertex3(x2, y2, 0.1f);
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GL.TexCoord2(0.0f, y2_); GL.Vertex3(x1, y2, 0.1f);
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// bottom
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x1 = 0.0f;
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x2 = 1.0f;
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y1 = 1.0f - 1.0f/(dest.height*1.0f);
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y2 = 1.0f;
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GL.TexCoord2(0.0f, y1_); GL.Vertex3(x1, y1, 0.1f);
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GL.TexCoord2(1.0f, y1_); GL.Vertex3(x2, y1, 0.1f);
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GL.TexCoord2(1.0f, y2_); GL.Vertex3(x2, y2, 0.1f);
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GL.TexCoord2(0.0f, y2_); GL.Vertex3(x1, y2, 0.1f);
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GL.End();
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}
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GL.PopMatrix();
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}
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static void DrawLowLevelQuad ( float x1, float x2, float y1, float y2, RenderTexture source, RenderTexture dest, Material material )
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{
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// Make the destination texture the target for all rendering
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RenderTexture.active = dest;
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// Assign the source texture to a property from a shader
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material.SetTexture("_MainTex", source);
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bool invertY = true; // source.texelSize.y < 0.0f;
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// Set up the simple Matrix
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GL.PushMatrix();
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GL.LoadOrtho();
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for (int i = 0; i < material.passCount; i++)
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{
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material.SetPass(i);
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GL.Begin(GL.QUADS);
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float y1_; float y2_;
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if (invertY)
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{
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y1_ = 1.0f; y2_ = 0.0f;
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}
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else
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{
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y1_ = 0.0f; y2_ = 1.0f;
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}
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GL.TexCoord2(0.0f, y1_); GL.Vertex3(x1, y1, 0.1f);
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GL.TexCoord2(1.0f, y1_); GL.Vertex3(x2, y1, 0.1f);
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GL.TexCoord2(1.0f, y2_); GL.Vertex3(x2, y2, 0.1f);
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GL.TexCoord2(0.0f, y2_); GL.Vertex3(x1, y2, 0.1f);
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GL.End();
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}
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GL.PopMatrix();
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}
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}
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}
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