1 files changed, 105 insertions, 106 deletions

diff --git a/js/helper-classes/RDGE/src/core/script/fx/ssao.js b/js/helper-classes/RDGE/src/core/script/fx/ssao.js
index 05793594..24a3c94b 100755
--- a/js/helper-classes/RDGE/src/core/script/fx/ssao.js
+++ b/js/helper-classes/RDGE/src/core/script/fx/ssao.js
@@ -4,113 +4,112 @@ No rights, expressed or implied, whatsoever to this software are provided by Mot
 (c) Copyright 2011 Motorola Mobility, Inc.  All Rights Reserved.

 </copyright> */

 

+var RDGE = RDGE || {};

+RDGE.fx = RDGE.fx || {};

 

 /**

- * Implements SSAO.

- * See http://www.gamedev.net/page/resources/_/reference/programming/140/lighting-and-shading/a-simple-and-practical-approach-to-ssao-r2753

- * @param v2ScreenSize - size of the viewport in window coordinates

- */

-function fxSSAO(enHRDepth)

-{

-  function renderInitSSAO(quad)

-  {

-    quad.shader = createShader(gl, 'ssao_vshader', enHRDepth ? 'ssaohr_fshader' : 'ssao_fshader', [ "vert", "texcoord"]);

-    quad.renderObj = new RenderObject(quad.shader);

-

-    var quadBuf = getScreenAlignedQuad();

-    quad.vertBuffer = quadBuf.vertexObject;

-    quad.uvBuffer = quadBuf.texCoordObject;

-

-    quad.renderObj.addTexture("sColMap", 0, UNIFORMTYPE.TEXTURE2D);

-    quad.renderObj.addTexture("sNormDepthMap", 1, UNIFORMTYPE.TEXTURE2D);

-    quad.renderObj.addTexture("sRandMap", 2, UNIFORMTYPE.TEXTURE2D);

-    if (enHRDepth)

-      quad.renderObj.addTexture("sHRDepthMap", 3, UNIFORMTYPE.TEXTURE2D);

-

-    quad.renderObj.addBuffers(quad.vertBuffer, gl.ARRAY_BUFFER, 3, 0, gl.FLOAT);

-    quad.renderObj.addBuffers(quad.uvBuffer, gl.ARRAY_BUFFER, 2, 2, gl.FLOAT);

-  }

-  

-  // Load random normal texture

-  this.randTexture = createTexture(gl, "assets/images/random_normal.png");

-  gl.bindTexture(gl.TEXTURE_2D, this.randTexture);

-  gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MIN_FILTER,gl.LINEAR);

-  gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_S,gl.REPEAT);

-  gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_T,gl.REPEAT);

-

-  // Whether or not to use a high res depth texture

-  this.enHRDepth = enHRDepth;

-

-  // Quad for full screen pass

-  this.ssaoQuad = new ScreenQuad(null);

-  this.ssaoQuad.initialize(renderInitSSAO);

-

-  // Set up uniforms

-  var activeCam = g_cameraManager.getActiveCamera();

-  this.v3FrustumFLT = activeCam.getFTR();

-  this.ssaoQuad.renderObj.addUniform("u_frustumFLT", this.v3FrustumFLT, UNIFORMTYPE.FLOAT3);

-

-  this.v4ArtVals = [1.0, 1.0, 1.0, 1.0];

-  this.ssaoQuad.renderObj.addUniform("u_artVals", this.v4ArtVals, UNIFORMTYPE.FLOAT4);

-

-  this.fRandMapSize = 64.0;

-  this.ssaoQuad.renderObj.addUniform("u_randMapSize", this.fRandMapSize, UNIFORMTYPE.FLOAT);

-

-  this.v2ScreenSize = [1024, 1024];

-  this.ssaoQuad.renderObj.addUniform("u_screenSize", this.v2ScreenSize, UNIFORMTYPE.FLOAT2);

-}

+* Implements SSAO.

+* See http://www.gamedev.net/page/resources/_/reference/programming/140/lighting-and-shading/a-simple-and-practical-approach-to-ssao-r2753

+* @param v2ScreenSize - size of the viewport in window coordinates

+*/

+RDGE.fx.fxSSAO = function (enHRDepth) {

+    function renderInitSSAO(quad) {

+        quad.shader = RDGE.createShader(RDGE.globals.gl, 'ssao_vshader', enHRDepth ? 'ssaohr_fshader' : 'ssao_fshader', ["vert", "texcoord"]);

+        quad.renderObj = new RDGE.RenderObject(quad.shader);

+

+        var quadBuf = getScreenAlignedQuad();

+        quad.vertBuffer = quadBuf.vertexObject;

+        quad.uvBuffer = quadBuf.texCoordObject;

+

+        quad.renderObj.addTexture("sColMap", 0, RDGE.UNIFORMTYPE.TEXTURE2D);

+        quad.renderObj.addTexture("sNormDepthMap", 1, RDGE.UNIFORMTYPE.TEXTURE2D);

+        quad.renderObj.addTexture("sRandMap", 2, RDGE.UNIFORMTYPE.TEXTURE2D);

+        if (enHRDepth)

+            quad.renderObj.addTexture("sHRDepthMap", 3, RDGE.UNIFORMTYPE.TEXTURE2D);

+

+        quad.renderObj.addBuffers(quad.vertBuffer, RDGE.globals.gl.ARRAY_BUFFER, 3, 0, RDGE.globals.gl.FLOAT);

+        quad.renderObj.addBuffers(quad.uvBuffer, RDGE.globals.gl.ARRAY_BUFFER, 2, 2, RDGE.globals.gl.FLOAT);

+    }

+

+    // Load random normal texture

+    this.randTexture = createTexture(RDGE.globals.gl, "assets/images/random_normal.png");

+    RDGE.globals.gl.bindTexture(RDGE.globals.gl.TEXTURE_2D, this.randTexture);

+    RDGE.globals.gl.texParameteri(RDGE.globals.gl.TEXTURE_2D, RDGE.globals.gl.TEXTURE_MIN_FILTER, RDGE.globals.gl.LINEAR);

+    RDGE.globals.gl.texParameteri(RDGE.globals.gl.TEXTURE_2D, RDGE.globals.gl.TEXTURE_WRAP_S, RDGE.globals.gl.REPEAT);

+    RDGE.globals.gl.texParameteri(RDGE.globals.gl.TEXTURE_2D, RDGE.globals.gl.TEXTURE_WRAP_T, RDGE.globals.gl.REPEAT);

+

+    // Whether or not to use a high res depth texture

+    this.enHRDepth = enHRDepth;

+

+    // Quad for full screen pass

+    this.ssaoQuad = new RDGE.ScreenQuad(null);

+    this.ssaoQuad.initialize(renderInitSSAO);

+

+    // Set up uniforms

+    var activeCam = g_cameraManager.getActiveCamera();

+    this.v3FrustumFLT = activeCam.getFTR();

+    this.ssaoQuad.renderObj.addUniform("u_frustumFLT", this.v3FrustumFLT, RDGE.UNIFORMTYPE.FLOAT3);

+

+    this.v4ArtVals = [1.0, 1.0, 1.0, 1.0];

+    this.ssaoQuad.renderObj.addUniform("u_artVals", this.v4ArtVals, RDGE.UNIFORMTYPE.FLOAT4);

+

+    this.fRandMapSize = 64.0;

+    this.ssaoQuad.renderObj.addUniform("u_randMapSize", this.fRandMapSize, RDGE.UNIFORMTYPE.FLOAT);

+

+    this.v2ScreenSize = [1024, 1024];

+    this.ssaoQuad.renderObj.addUniform("u_screenSize", this.v2ScreenSize, RDGE.UNIFORMTYPE.FLOAT2);

+};

 

 /**

- * Contributes SSAO to the passed offscreen surface, rendering to another surface.

- * See http://www.gamedev.net/page/resources/_/reference/programming/140/lighting-and-shading/a-simple-and-practical-approach-to-ssao-r2753

- * @param srcTexColor - color surface of rendered scene

- * @param srcTexNormDepth - screenspace normal+depth surface for scene; {nx, ny, nz, depth}

- * @param dstRenderTarget - where to put the result of SSAO

- * @param sampleRadius - 

- * @param intensity - 

- * @param distScale - 

- * @param bias - 

- */

-fxSSAO.prototype.doSSAO = function(srcTexColor, srcTexNormDepth, srcTexHRDepth, dstRenderTarget, sampleRadius, intensity, distScale, bias)

-{

-  // Set art params and other uniforms

-  this.v4ArtVals[0] = sampleRadius;

-  this.v4ArtVals[1] = intensity;

-  this.v4ArtVals[2] = distScale;

-  this.v4ArtVals[3] = bias;

-

-  this.v2ScreenSize[0] = dstRenderTarget ? dstRenderTarget.frameBuffer.width : g_width;

-  this.v2ScreenSize[1] = dstRenderTarget ? dstRenderTarget.frameBuffer.height : g_height;

-

-  // Do ssao

-  gl.bindFramebuffer(gl.FRAMEBUFFER, dstRenderTarget ? dstRenderTarget.frameBuffer : null);

- // gl.viewport(0, 0, 99999, 99999);

-  gl.clear(gl.COLOR_BUFFER_BIT);

-

-  gl.disable(gl.DEPTH_TEST);

-

-  gl.useProgram(this.ssaoQuad.shader);

-

-  this.ssaoQuad.renderObj.bindBuffers();

-  this.ssaoQuad.renderObj.bindTextures();

-  this.ssaoQuad.renderObj.bindUniforms();

-

-  gl.activeTexture(gl.TEXTURE0);

-  gl.bindTexture(gl.TEXTURE_2D, srcTexColor);

-  gl.activeTexture(gl.TEXTURE1);

-  gl.bindTexture(gl.TEXTURE_2D, srcTexNormDepth);

-  gl.activeTexture(gl.TEXTURE2);

-  gl.bindTexture(gl.TEXTURE_2D, this.randTexture);

-  if (this.enHRDepth) {

-    gl.activeTexture(gl.TEXTURE3);

-    gl.bindTexture(gl.TEXTURE_2D, srcTexHRDepth);

-  }

-  gl.activeTexture(gl.TEXTURE0);

-

-  gl.drawArrays(gl.TRIANGLES, 0, 6);

-

-  gl.enable(gl.DEPTH_TEST);

-  gl.useProgram(null);

-

-  return dstRenderTarget;

-}

+* Contributes SSAO to the passed offscreen surface, rendering to another surface.

+* See http://www.gamedev.net/page/resources/_/reference/programming/140/lighting-and-shading/a-simple-and-practical-approach-to-ssao-r2753

+* @param srcTexColor - color surface of rendered scene

+* @param srcTexNormDepth - screenspace normal+depth surface for scene; {nx, ny, nz, depth}

+* @param dstRenderTarget - where to put the result of SSAO

+* @param sampleRadius - 

+* @param intensity - 

+* @param distScale - 

+* @param bias - 

+*/

+RDGE.fx.fxSSAO.prototype.doSSAO = function (srcTexColor, srcTexNormDepth, srcTexHRDepth, dstRenderTarget, sampleRadius, intensity, distScale, bias) {

+    // Set art params and other uniforms

+    this.v4ArtVals[0] = sampleRadius;

+    this.v4ArtVals[1] = intensity;

+    this.v4ArtVals[2] = distScale;

+    this.v4ArtVals[3] = bias;

+

+    this.v2ScreenSize[0] = dstRenderTarget ? dstRenderTarget.frameBuffer.width : RDGE.globals.width;

+    this.v2ScreenSize[1] = dstRenderTarget ? dstRenderTarget.frameBuffer.height : RDGE.globals.height;

+

+    // Do ssao

+    RDGE.globals.gl.bindFramebuffer(RDGE.globals.gl.FRAMEBUFFER, dstRenderTarget ? dstRenderTarget.frameBuffer : null);

+    // gl.viewport(0, 0, 99999, 99999);

+    RDGE.globals.gl.clear(RDGE.globals.gl.COLOR_BUFFER_BIT);

+

+    RDGE.globals.gl.disable(RDGE.globals.gl.DEPTH_TEST);

+

+    RDGE.globals.gl.useProgram(this.ssaoQuad.shader);

+

+    this.ssaoQuad.renderObj.bindBuffers();

+    this.ssaoQuad.renderObj.bindTextures();

+    this.ssaoQuad.renderObj.bindUniforms();

+

+    RDGE.globals.gl.activeTexture(RDGE.globals.gl.TEXTURE0);

+    RDGE.globals.gl.bindTexture(RDGE.globals.gl.TEXTURE_2D, srcTexColor);

+    RDGE.globals.gl.activeTexture(RDGE.globals.gl.TEXTURE1);

+    RDGE.globals.gl.bindTexture(RDGE.globals.gl.TEXTURE_2D, srcTexNormDepth);

+    RDGE.globals.gl.activeTexture(RDGE.globals.gl.TEXTURE2);

+    RDGE.globals.gl.bindTexture(RDGE.globals.gl.TEXTURE_2D, this.randTexture);

+    if (this.enHRDepth) {

+        RDGE.globals.gl.activeTexture(RDGE.globals.gl.TEXTURE3);

+        RDGE.globals.gl.bindTexture(RDGE.globals.gl.TEXTURE_2D, srcTexHRDepth);

+    }

+    RDGE.globals.gl.activeTexture(RDGE.globals.gl.TEXTURE0);

+

+    RDGE.globals.gl.drawArrays(RDGE.globals.gl.TRIANGLES, 0, 6);

+

+    RDGE.globals.gl.enable(RDGE.globals.gl.DEPTH_TEST);

+    RDGE.globals.gl.useProgram(null);

+

+    return dstRenderTarget;

+};