Changeset 3093 for GTP/trunk/App/Demos

Timestamp:

11/03/08 17:42:54 (16 years ago)

Author:

mattausch

Message:

found precision error: now working completely local

Location:

GTP/trunk/App/Demos/Vis/FriendlyCulling/src

Files:

• DeferredRenderer.cpp (modified) (4 diffs)
• shaders/ssao.cg (modified) (4 diffs)

GTP/trunk/App/Demos/Vis/FriendlyCulling/src/DeferredRenderer.cpp

@@ -152 +152 @@
 
         // note: slightly larger texture could hide ambient occlusion error on border but costs resolution
-        const float offs = 0.5f;
-        
         glBegin(GL_QUADS);
 
-        /*glTexCoord2f(0, 0); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, bl.x, bl.y, bl.z); glVertex3f(-offs, -offs, -0.5f);
-        glTexCoord2f(1, 0); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, br.x, br.y, br.z); glVertex3f( offs, -offs, -0.5f);
-        glTexCoord2f(1, 1); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, tr.x, tr.y, tr.z); glVertex3f( offs,  offs, -0.5f);
-        glTexCoord2f(0, 1); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, tl.x, tl.y, tl.z); glVertex3f(-offs,  offs, -0.5f);
-
-        glTexCoord2f(0, 0); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, bl.x, bl.y, bl.z); glVertex2f(-offs, -offs);
-        glTexCoord2f(1, 0); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, br.x, br.y, br.z); glVertex2f(offs, -offs);
-        glTexCoord2f(1, 1); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, tr.x, tr.y, tr.z); glVertex2f(offs, offs);
-        glTexCoord2f(0, 1); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, tl.x, tl.y, tl.z); glVertex2f(-offs, offs);
-*/      
-        glTexCoord2f(0, 0); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, bl.x, bl.y, bl.z); glVertex2f(0, 0);
-        glTexCoord2f(1, 0); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, br.x, br.y, br.z); glVertex2f(1, 0);
-        glTexCoord2f(1, 1); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, tr.x, tr.y, tr.z); glVertex2f(1, 1);
-        glTexCoord2f(0, 1); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, tl.x, tl.y, tl.z); glVertex2f(0, 1);
+        glTexCoord2f(0, 0); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, bl.x, bl.y, bl.z); glVertex2f( .0f,  .0f);
+        glTexCoord2f(1, 0); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, br.x, br.y, br.z); glVertex2f(1.0f,  .0f);
+        glTexCoord2f(1, 1); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, tr.x, tr.y, tr.z); glVertex2f(1.0f, 1.0f);
+        glTexCoord2f(0, 1); glMultiTexCoord3fARB(GL_TEXTURE1_ARB, tl.x, tl.y, tl.z); glVertex2f( .0f, 1.0f);
 
         glEnd();
@@ -552 +540 @@
         sCgSsaoProgram->SetTexture(3, noiseTex);
 
-        sCgSsaoProgram->SetValue3f(4, mEyePos.x, mEyePos.y, mEyePos.z);
+        //sCgSsaoProgram->SetValue3f(4, mEyePos.x, mEyePos.y, mEyePos.z);
+        sCgSsaoProgram->SetValue3f(4, 0, 0, 0);
 
         sCgSsaoProgram->SetValue1f(5, (mUseTemporalCoherence && !mRegenerateSamples) ? tempCohFactor : 0);
@@ -588 +577 @@
         tr = mOldCornersView[3];
 
-        sCgSsaoProgram->SetValue3f(13, mOldEyePos.x, mOldEyePos.y, mOldEyePos.z);
+        Vector3 d = mOldEyePos - mEyePos;
+
+        //sCgSsaoProgram->SetValue3f(13, mOldEyePos.x, mOldEyePos.y, mOldEyePos.z);
+        sCgSsaoProgram->SetValue3f(13, d.x, d.y, d.z);
         sCgSsaoProgram->SetValue3f(14, bl.x, bl.y, bl.z);
         sCgSsaoProgram->SetValue3f(15, br.x, br.y, br.z);
@@ -1026 +1018 @@
         Matrix4x4 matViewing, matProjection;
 
-        mCamera->GetModelViewMatrix(matViewing);
+        //mCamera->GetModelViewMatrix(matViewing);
+        mCamera->GetViewOrientationMatrix(matViewing);
         mCamera->GetProjectionMatrix(matProjection);
 

GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/ssao.cg

@@ -169 +169 @@
 
         const float depthDif = length(oldSamplePos - worldPos.xyz);
-        //const float dummy5 = abs(oldEyeSpaceDepth - eyeSpaceDepth);
-        const float dummy5 = length(oldTexCoords - texcoord0) * 1e5f;
+        const float dummy5 = abs(oldEyeSpaceDepth - eyeSpaceDepth);
+        //const float dummy5 = length(oldTexCoords - texcoord0) * 1e5f;
         //const float dummy5 = depthDif;
 
@@ -223 +223 @@
         illum_col.y = newWeight;
         illum_col.w = eyeSpaceDepth;
-        illum_col.y = dummy5;
+        //illum_col.y = dummy5;
 
         return illum_col;
@@ -365 +365 @@
                          uniform sampler2D ssaoTex,
                          uniform float2 filterOffs[NUM_SSAO_FILTERSAMPLES],
-                         uniform float filterWeights[NUM_SSAO_FILTERSAMPLES]
-)
+                         uniform float filterWeights[NUM_SSAO_FILTERSAMPLES])
 {
         float average = .0f;
@@ -397 +396 @@
         //if (ao.y < 10.0f) ao.x = Filter(IN.texCoord, ssaoTex, filterOffs, filterWeights);
 
-        //OUT.illum_col = col * ao.x;
-        OUT.illum_col = float4(ao.y, ao.y, ao.y, col.w);
+        OUT.illum_col = col * ao.x;
+        //OUT.illum_col = float4(ao.y, ao.y, ao.y, col.w);
         //OUT.illum_col.xyz = float3(1.0f - ao.x, 1.0f - ao.y * 1e-2f, 1);
         //OUT.illum_col.xyz = float3(1.0f - ao.x, ao.y, 0);