MAINT-2371 More optimizations.

Reviewed by Graham

4 files changed, 2 insertions, 198 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/giF.glsl b/indra/newview/app_settings/shaders/class1/deferred/giF.glsl
deleted file mode 100644
index da1b234240..0000000000
--- a/indra/newview/app_settings/shaders/class1/deferred/giF.glsl
+++ /dev/null
@@ -1,190 +0,0 @@
-/** 
- * @file giF.glsl
- *
- * $LicenseInfo:firstyear=2007&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2007, Linden Research, Inc.
- * 
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- * 
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- * 
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- * 
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
- 
-#extension GL_ARB_texture_rectangle : enable
-
-#ifdef DEFINE_GL_FRAGCOLOR
-out vec4 frag_color;
-#else
-#define frag_color gl_FragColor
-#endif
-
-uniform sampler2DRect depthMap;
-uniform sampler2DRect normalMap;
-uniform sampler2D noiseMap;
-
-uniform sampler2D		diffuseGIMap;
-uniform sampler2D		normalGIMap;
-uniform sampler2D		depthGIMap;
-
-uniform sampler2D		lightFunc;
-
-// Inputs
-VARYING vec2 vary_fragcoord;
-
-uniform vec2 screen_res;
-
-uniform mat4 inv_proj;
-uniform mat4 gi_mat;  //gPipeline.mGIMatrix - eye space to sun space
-uniform mat4 gi_mat_proj; //gPipeline.mGIMatrixProj - eye space to projected sun space
-uniform mat4 gi_norm_mat; //gPipeline.mGINormalMatrix - eye space normal to sun space normal matrix
-uniform mat4 gi_inv_proj; //gPipeline.mGIInvProj - projected sun space to sun space
-uniform float gi_radius;
-uniform float gi_intensity;
-uniform int gi_samples;
-uniform vec2 gi_kern[25];
-uniform vec2 gi_scale;
-uniform vec3 gi_quad;
-uniform vec3 gi_spec;
-uniform float gi_direction_weight;
-uniform float gi_light_offset;
-
-vec4 getPosition(vec2 pos_screen)
-{
-	float depth = texture2DRect(depthMap, pos_screen.xy).a;
-	vec2 sc = pos_screen.xy*2.0;
-	sc /= screen_res;
-	sc -= vec2(1.0,1.0);
-	vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0);
-	vec4 pos = inv_proj * ndc;
-	pos /= pos.w;
-	pos.w = 1.0;
-	return pos;
-}
-
-vec4 getGIPosition(vec2 gi_tc)
-{
-	float depth = texture2D(depthGIMap, gi_tc).a;
-	vec2 sc = gi_tc*2.0;
-	sc -= vec2(1.0, 1.0);
-	vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0);
-	vec4 pos = gi_inv_proj*ndc;
-	pos.xyz /= pos.w;
-	pos.w = 1.0;
-	return pos;
-}
-
-vec3 giAmbient(vec3 pos, vec3 norm)
-{
-	vec4 gi_c = gi_mat_proj * vec4(pos, 1.0);
-	gi_c.xyz /= gi_c.w;
-
-	vec4 gi_pos = gi_mat*vec4(pos,1.0);
-	vec3 gi_norm = (gi_norm_mat*vec4(norm,1.0)).xyz;
-	gi_norm = normalize(gi_norm);
-	
-	vec2 tcx = gi_norm.xy;
-	vec2 tcy = gi_norm.yx;
-	
-	vec4 eye_pos = gi_mat*vec4(0,0,0,1.0);
-	
-	vec3 eye_dir = normalize(gi_pos.xyz-eye_pos.xyz/eye_pos.w);
-	
-	//vec3 eye_dir = vec3(0,0,-1);
-	//eye_dir = (gi_norm_mat*vec4(eye_dir, 1.0)).xyz;
-	//eye_dir = normalize(eye_dir);
-	
-	//float round_x = gi_scale.x;
-	//float round_y = gi_scale.y;
-	
-	vec3 debug = texture2D(normalGIMap, gi_c.xy).rgb*0.5+0.5;
-	debug.xz = vec2(0.0,0.0);
-	//debug = fract(debug);
-	
-	float round_x = 1.0/64.0;
-	float round_y = 1.0/64.0;
-	
-	//gi_c.x = floor(gi_c.x/round_x+0.5)*round_x;
-	//gi_c.y = floor(gi_c.y/round_y+0.5)*round_y;
-	
-	float fda = 0.0;
-	vec3 fdiff = vec3(0,0,0);
-	
-	vec3 rcol = vec3(0,0,0);
-	
-	float fsa = 0.0;
-	
-	for (int i = -1; i < 2; i+=2 )
-	{
-		for (int j = -1; j < 2; j+=2)
-		{
-			vec2 tc = vec2(i, j)*0.75;
-			vec3 nz = texture2D(noiseMap, vary_fragcoord.xy/128.0+tc*0.5).xyz;
-			//tc += gi_norm.xy*nz.z;
-			tc += nz.xy*2.0;
-			tc /= gi_samples;
-			tc += gi_c.xy;
-			
-			vec3 lnorm = -normalize(texture2D(normalGIMap, tc.xy).xyz*2.0-1.0);
-			vec3 lpos = getGIPosition(tc.xy).xyz;
-							
-			vec3 at = lpos-gi_pos.xyz;
-			float dist = dot(at,at);
-			float da = clamp(1.0/(gi_spec.x*dist), 0.0, 1.0);
-			
-			if (da > 0.0)
-			{
-				//add angular attenuation
-				vec3 ldir = at;
-				float ang_atten = clamp(dot(ldir, gi_norm), 0.0, 1.0);
-			
-				float ld = -dot(ldir, lnorm);
-				
-				if (ang_atten > 0.0 && ld < 0.0)
-				{
-					vec3 diff = texture2D(diffuseGIMap, tc.xy).xyz;
-					da = da*ang_atten;
-					fda += da;
-					fdiff += diff*da;
-				}
-			}
-		}
-	}
-
-	fdiff /= max(gi_spec.y*fda, gi_quad.z);
-	fdiff = clamp(fdiff, vec3(0), vec3(1));
-	
-	vec3 ret = fda*fdiff;
-	//ret = ret*ret*gi_quad.x+ret*gi_quad.y+gi_quad.z;			
-
-	//fda *= nz.z;
-	
-	//rcol.rgb *= gi_intensity;
-	//return rcol.rgb+vary_AmblitColor.rgb*0.25;
-	//return vec4(debug, 0.0);
-	//return vec4(fda*fdiff, 0.0);
-	return clamp(ret,vec3(0.0), vec3(1.0));
-	//return debug.xyz;
-}
-
-void main() 
-{
-	vec2 pos_screen = vary_fragcoord.xy;
-	vec4 pos = getPosition(pos_screen);
-	vec3 norm = texture2DRect(normalMap, pos_screen).xyz;
-	norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm
-	
-	frag_color.xyz = giAmbient(pos, norm);
-}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
index 3427d6db57..1149aec30b 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
@@ -53,13 +53,11 @@ uniform vec3 specular;
 uniform float lightExp;
 uniform float refScale;
 uniform float kd;
-uniform vec2 screenRes;
 uniform vec3 normScale;
 uniform float fresnelScale;
 uniform float fresnelOffset;
 uniform float blurMultiplier;
-uniform vec2 screen_res;
-uniform mat4 norm_mat; //region space to screen space
+uniform mat3 normal_matrix;
 
 //bigWave is (refCoord.w, view.w);
 VARYING vec4 refCoord;
@@ -157,7 +155,7 @@ void main()
 
 	//wavef.z *= 0.1f;
 	//wavef = normalize(wavef);
-	vec3 screenspacewavef = (norm_mat*vec4(wavef, 1.0)).xyz;
+	vec3 screenspacewavef = normal_matrix*wavef;
 	
 	frag_data[0] = vec4(color.rgb, 0.5); // diffuse
 	frag_data[1] = vec4(0.5,0.5,0.5, 0.95); // speccolor*spec, spec
diff --git a/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl b/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl
index 0d8dab0a41..485e48537c 100644
--- a/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl
@@ -43,13 +43,11 @@ uniform vec2 fbScale;
 uniform float refScale;
 uniform float znear;
 uniform float zfar;
-uniform float kd;
 uniform vec4 waterPlane;
 uniform vec3 eyeVec;
 uniform vec4 waterFogColor;
 uniform float waterFogDensity;
 uniform float waterFogKS;
-uniform vec2 screenRes;
 
 //bigWave is (refCoord.w, view.w);
 VARYING vec4 refCoord;
diff --git a/indra/newview/app_settings/shaders/class1/environment/waterF.glsl b/indra/newview/app_settings/shaders/class1/environment/waterF.glsl
index 79bffab745..1fd7bdaa5c 100644
--- a/indra/newview/app_settings/shaders/class1/environment/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/waterF.glsl
@@ -42,8 +42,6 @@ uniform vec3 lightDir;
 uniform vec3 specular;
 uniform float lightExp;
 uniform float refScale;
-uniform float kd;
-uniform vec2 screenRes;
 uniform vec3 normScale;
 uniform float fresnelScale;
 uniform float fresnelOffset;