From 3e80fa3dbc943de9b784fedc202ba38cf238f46d Mon Sep 17 00:00:00 2001
From: David Parks <davep@lindenlab.com>
Date: Mon, 2 Nov 2009 19:55:37 +0000
Subject: Sync up with render-pipeline-7 ignore-dead-branch

---
 .../newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl | 2 +-
 indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl     | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
index 651959413c..45884d5732 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
@@ -137,7 +137,7 @@ void main()
 		}
 		
 		//float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0);
-		vec4 amb_plcol = texture2DLod(projectionMap, proj_tc.xy, proj_ambient_lod);
+		vec4 amb_plcol = texture2DLod(projectionMap, proj_tc.xy, proj_lod);
 							
 		amb_da += (da*da*0.5+0.5)*proj_ambiance;
 				
diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
index a0026edcd2..4333cc64a7 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
@@ -224,11 +224,11 @@ void main()
 	
 	//spotlight shadow 1
 	vec4 lpos = shadow_matrix[4]*spos;
-	gl_FragColor[2] = pcfShadow(shadowMap4, lpos, 0.1).x; 
+	gl_FragColor[2] = pcfShadow(shadowMap4, lpos, 0.8).x; 
 	
 	//spotlight shadow 2
 	lpos = shadow_matrix[5]*spos;
-	gl_FragColor[3] = pcfShadow(shadowMap5, lpos, 0.1).x; 
+	gl_FragColor[3] = pcfShadow(shadowMap5, lpos, 0.8).x; 
 
 	//gl_FragColor.rgb = pos.xyz;
 	//gl_FragColor.b = shadow;
-- 
cgit v1.2.3


From e833e7ad442f5b59f95c6ccfcaaf1d103d247d69 Mon Sep 17 00:00:00 2001
From: Dave Parks <davep@lindenlab.com>
Date: Mon, 4 Jan 2010 11:50:04 -0600
Subject: CTS-54 Fix for SSAO artifacts far away.

---
 .../shaders/class1/deferred/sunLightF.glsl         | 82 ++++++++++++----------
 .../shaders/class2/deferred/sunLightF.glsl         | 82 ++++++++++++----------
 2 files changed, 92 insertions(+), 72 deletions(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class1/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/sunLightF.glsl
index 22bdd2c7f3..fafc2ae3cc 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/sunLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/sunLightF.glsl
@@ -53,51 +53,61 @@ vec4 getPosition(vec2 pos_screen)
 //calculate decreases in ambient lighting when crowded out (SSAO)
 float calcAmbientOcclusion(vec4 pos, vec3 norm)
 {
-	vec2 kern[8];
-	// exponentially (^2) distant occlusion samples spread around origin
-	kern[0] = vec2(-1.0, 0.0) * 0.125*0.125;
-	kern[1] = vec2(1.0, 0.0) * 0.250*0.250;
-	kern[2] = vec2(0.0, 1.0) * 0.375*0.375;
-	kern[3] = vec2(0.0, -1.0) * 0.500*0.500;
-	kern[4] = vec2(0.7071, 0.7071) * 0.625*0.625;
-	kern[5] = vec2(-0.7071, -0.7071) * 0.750*0.750;
-	kern[6] = vec2(-0.7071, 0.7071) * 0.875*0.875;
-	kern[7] = vec2(0.7071, -0.7071) * 1.000*1.000;
-
-	vec2 pos_screen = vary_fragcoord.xy;
-	vec3 pos_world = pos.xyz;
-	vec2 noise_reflect = texture2D(noiseMap, vary_fragcoord.xy/128.0).xy;
+	float ret = 1.0;
 	
-	float angle_hidden = 0.0;
-	int points = 0;
+	float dist = dot(pos.xyz,pos.xyz);
 	
-	float scale = min(ssao_radius / -pos_world.z, ssao_max_radius);
-	
-	// it was found that keeping # of samples a constant was the fastest, probably due to compiler optimizations (unrolling?)
-	for (int i = 0; i < 8; i++)
+	if (dist < 64.0*64.0)
 	{
-		vec2 samppos_screen = pos_screen + scale * reflect(kern[i], noise_reflect);
-		vec3 samppos_world = getPosition(samppos_screen).xyz; 
+		vec2 kern[8];
+		// exponentially (^2) distant occlusion samples spread around origin
+		kern[0] = vec2(-1.0, 0.0) * 0.125*0.125;
+		kern[1] = vec2(1.0, 0.0) * 0.250*0.250;
+		kern[2] = vec2(0.0, 1.0) * 0.375*0.375;
+		kern[3] = vec2(0.0, -1.0) * 0.500*0.500;
+		kern[4] = vec2(0.7071, 0.7071) * 0.625*0.625;
+		kern[5] = vec2(-0.7071, -0.7071) * 0.750*0.750;
+		kern[6] = vec2(-0.7071, 0.7071) * 0.875*0.875;
+		kern[7] = vec2(0.7071, -0.7071) * 1.000*1.000;
+
+		vec2 pos_screen = vary_fragcoord.xy;
+		vec3 pos_world = pos.xyz;
+		vec2 noise_reflect = texture2D(noiseMap, vary_fragcoord.xy/128.0).xy;
 		
-		vec3 diff = pos_world - samppos_world;
-		float dist2 = dot(diff, diff);
+		float angle_hidden = 0.0;
+		int points = 0;
 		
-		// assume each sample corresponds to an occluding sphere with constant radius, constant x-sectional area
-		// --> solid angle shrinking by the square of distance
-		//radius is somewhat arbitrary, can approx with just some constant k * 1 / dist^2
-		//(k should vary inversely with # of samples, but this is taken care of later)
+		float scale = min(ssao_radius / -pos_world.z, ssao_max_radius);
 		
-		//if (dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0)  // -0.05*norm to shift sample point back slightly for flat surfaces
-		//	angle_hidden += min(1.0/dist2, ssao_factor_inv); // dist != 0 follows from conditional.  max of 1.0 (= ssao_factor_inv * ssao_factor)
-		angle_hidden = angle_hidden + float(dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) * min(1.0/dist2, ssao_factor_inv);
+		// it was found that keeping # of samples a constant was the fastest, probably due to compiler optimizations (unrolling?)
+		for (int i = 0; i < 8; i++)
+		{
+			vec2 samppos_screen = pos_screen + scale * reflect(kern[i], noise_reflect);
+			vec3 samppos_world = getPosition(samppos_screen).xyz; 
+			
+			vec3 diff = pos_world - samppos_world;
+			float dist2 = dot(diff, diff);
+			
+			// assume each sample corresponds to an occluding sphere with constant radius, constant x-sectional area
+			// --> solid angle shrinking by the square of distance
+			//radius is somewhat arbitrary, can approx with just some constant k * 1 / dist^2
+			//(k should vary inversely with # of samples, but this is taken care of later)
+			
+			//if (dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0)  // -0.05*norm to shift sample point back slightly for flat surfaces
+			//	angle_hidden += min(1.0/dist2, ssao_factor_inv); // dist != 0 follows from conditional.  max of 1.0 (= ssao_factor_inv * ssao_factor)
+			angle_hidden = angle_hidden + float(dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) * min(1.0/dist2, ssao_factor_inv);
+			
+			// 'blocked' samples (significantly closer to camera relative to pos_world) are "no data", not "no occlusion" 
+			points = points + int(diff.z > -1.0);
+		}
 		
-		// 'blocked' samples (significantly closer to camera relative to pos_world) are "no data", not "no occlusion" 
-		points = points + int(diff.z > -1.0);
+		angle_hidden = min(ssao_factor*angle_hidden/float(points), 1.0);
+		
+		ret = (1.0 - (float(points != 0) * angle_hidden));
+		ret += max((dist-32.0*32.0)/(32.0*32.0), 0.0);
 	}
 	
-	angle_hidden = min(ssao_factor*angle_hidden/float(points), 1.0);
-	
-	return (1.0 - (float(points != 0) * angle_hidden));
+	return min(ret, 1.0);
 }
 
 void main() 
diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
index 4333cc64a7..74a948f584 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
@@ -55,51 +55,61 @@ vec4 getPosition(vec2 pos_screen)
 //calculate decreases in ambient lighting when crowded out (SSAO)
 float calcAmbientOcclusion(vec4 pos, vec3 norm)
 {
-	vec2 kern[8];
-	// exponentially (^2) distant occlusion samples spread around origin
-	kern[0] = vec2(-1.0, 0.0) * 0.125*0.125;
-	kern[1] = vec2(1.0, 0.0) * 0.250*0.250;
-	kern[2] = vec2(0.0, 1.0) * 0.375*0.375;
-	kern[3] = vec2(0.0, -1.0) * 0.500*0.500;
-	kern[4] = vec2(0.7071, 0.7071) * 0.625*0.625;
-	kern[5] = vec2(-0.7071, -0.7071) * 0.750*0.750;
-	kern[6] = vec2(-0.7071, 0.7071) * 0.875*0.875;
-	kern[7] = vec2(0.7071, -0.7071) * 1.000*1.000;
-
-	vec2 pos_screen = vary_fragcoord.xy;
-	vec3 pos_world = pos.xyz;
-	vec2 noise_reflect = texture2D(noiseMap, vary_fragcoord.xy/128.0).xy;
-	
-	float angle_hidden = 0.0;
-	int points = 0;
+	float ret = 1.0;
 	
-	float scale = min(ssao_radius / -pos_world.z, ssao_max_radius);
+	float dist = dot(pos.xyz,pos.xyz);
 	
-	// it was found that keeping # of samples a constant was the fastest, probably due to compiler optimizations (unrolling?)
-	for (int i = 0; i < 8; i++)
+	if (dist < 64.0*64.0)
 	{
-		vec2 samppos_screen = pos_screen + scale * reflect(kern[i], noise_reflect);
-		vec3 samppos_world = getPosition(samppos_screen).xyz; 
+		vec2 kern[8];
+		// exponentially (^2) distant occlusion samples spread around origin
+		kern[0] = vec2(-1.0, 0.0) * 0.125*0.125;
+		kern[1] = vec2(1.0, 0.0) * 0.250*0.250;
+		kern[2] = vec2(0.0, 1.0) * 0.375*0.375;
+		kern[3] = vec2(0.0, -1.0) * 0.500*0.500;
+		kern[4] = vec2(0.7071, 0.7071) * 0.625*0.625;
+		kern[5] = vec2(-0.7071, -0.7071) * 0.750*0.750;
+		kern[6] = vec2(-0.7071, 0.7071) * 0.875*0.875;
+		kern[7] = vec2(0.7071, -0.7071) * 1.000*1.000;
+
+		vec2 pos_screen = vary_fragcoord.xy;
+		vec3 pos_world = pos.xyz;
+		vec2 noise_reflect = texture2D(noiseMap, vary_fragcoord.xy/128.0).xy;
 		
-		vec3 diff = pos_world - samppos_world;
-		float dist2 = dot(diff, diff);
+		float angle_hidden = 0.0;
+		int points = 0;
 		
-		// assume each sample corresponds to an occluding sphere with constant radius, constant x-sectional area
-		// --> solid angle shrinking by the square of distance
-		//radius is somewhat arbitrary, can approx with just some constant k * 1 / dist^2
-		//(k should vary inversely with # of samples, but this is taken care of later)
+		float scale = min(ssao_radius / -pos_world.z, ssao_max_radius);
 		
-		//if (dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0)  // -0.05*norm to shift sample point back slightly for flat surfaces
-		//	angle_hidden += min(1.0/dist2, ssao_factor_inv); // dist != 0 follows from conditional.  max of 1.0 (= ssao_factor_inv * ssao_factor)
-		angle_hidden = angle_hidden + float(dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) * min(1.0/dist2, ssao_factor_inv);
+		// it was found that keeping # of samples a constant was the fastest, probably due to compiler optimizations (unrolling?)
+		for (int i = 0; i < 8; i++)
+		{
+			vec2 samppos_screen = pos_screen + scale * reflect(kern[i], noise_reflect);
+			vec3 samppos_world = getPosition(samppos_screen).xyz; 
+			
+			vec3 diff = pos_world - samppos_world;
+			float dist2 = dot(diff, diff);
+			
+			// assume each sample corresponds to an occluding sphere with constant radius, constant x-sectional area
+			// --> solid angle shrinking by the square of distance
+			//radius is somewhat arbitrary, can approx with just some constant k * 1 / dist^2
+			//(k should vary inversely with # of samples, but this is taken care of later)
+			
+			//if (dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0)  // -0.05*norm to shift sample point back slightly for flat surfaces
+			//	angle_hidden += min(1.0/dist2, ssao_factor_inv); // dist != 0 follows from conditional.  max of 1.0 (= ssao_factor_inv * ssao_factor)
+			angle_hidden = angle_hidden + float(dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) * min(1.0/dist2, ssao_factor_inv);
+			
+			// 'blocked' samples (significantly closer to camera relative to pos_world) are "no data", not "no occlusion" 
+			points = points + int(diff.z > -1.0);
+		}
 		
-		// 'blocked' samples (significantly closer to camera relative to pos_world) are "no data", not "no occlusion" 
-		points = points + int(diff.z > -1.0);
+		angle_hidden = min(ssao_factor*angle_hidden/float(points), 1.0);
+		
+		ret = (1.0 - (float(points != 0) * angle_hidden));
+		ret += max((dist-32.0*32.0)/(32.0*32.0), 0.0);
 	}
 	
-	angle_hidden = min(ssao_factor*angle_hidden/float(points), 1.0);
-	
-	return (1.0 - (float(points != 0) * angle_hidden));
+	return min(ret, 1.0);
 }
 
 float pcfShadow(sampler2DRectShadow shadowMap, vec4 stc, float scl)
-- 
cgit v1.2.3


From 728463b40b9794b9fa4cd5b7bad3f169033d0bc8 Mon Sep 17 00:00:00 2001
From: Dave Parks <davep@lindenlab.com>
Date: Fri, 8 Jan 2010 13:31:04 -0600
Subject: Cleaned up visible edges of projector frustum in
 diffuse/specular/ambient lighting from projectors.

---
 .../shaders/class1/deferred/multiSpotLightF.glsl   | 102 +++++++++++++++------
 .../shaders/class2/deferred/multiSpotLightF.glsl   |  58 +++++++++++-
 .../shaders/class2/deferred/spotLightF.glsl        |  11 ---
 3 files changed, 128 insertions(+), 43 deletions(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
index 28bcd720c0..2c8d90d1a6 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
@@ -5,7 +5,6 @@
  * $License$
  */
 
-
 #version 120
 
 #extension GL_ARB_texture_rectangle : enable
@@ -15,6 +14,7 @@ uniform sampler2DRect specularRect;
 uniform sampler2DRect depthMap;
 uniform sampler2DRect normalMap;
 uniform samplerCube environmentMap;
+uniform sampler2DRect lightMap;
 uniform sampler2D noiseMap;
 uniform sampler2D lightFunc;
 uniform sampler2D projectionMap;
@@ -26,12 +26,15 @@ uniform vec3 proj_n;
 uniform float proj_focus; //distance from plane to begin blurring
 uniform float proj_lod;  //(number of mips in proj map)
 uniform float proj_range; //range between near clip and far clip plane of projection
+uniform float proj_ambient_lod;
 uniform float proj_ambiance;
 uniform float near_clip;
 uniform float far_clip;
 
 uniform vec3 proj_origin; //origin of projection to be used for angular attenuation
 uniform float sun_wash;
+uniform int proj_shadow_idx;
+uniform float shadow_fade;
 
 varying vec4 vary_light;
 
@@ -40,6 +43,52 @@ uniform vec2 screen_res;
 
 uniform mat4 inv_proj;
 
+vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod)
+{
+	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	
+	vec2 dist = tc-vec2(0.5);
+	
+	float det = max(1.0-lod/(proj_lod*0.5), 0.0);
+	
+	float d = dot(dist,dist);
+		
+	ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0)+det, 1.0);
+	
+	return ret;
+}
+
+vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod)
+{
+	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	
+	vec2 dist = vec2(0.5) - abs(tc-vec2(0.5));
+	
+	float det = min(lod/(proj_lod*0.5), 1.0);
+	
+	float d = min(dist.x, dist.y);
+	
+	float edge = 0.25*det;
+		
+	ret *= clamp(d/edge, 0.0, 1.0);
+	
+	return ret;
+}
+
+vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod)
+{
+	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	
+	vec2 dist = tc-vec2(0.5);
+	
+	float d = dot(dist,dist);
+		
+	ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0), 1.0);
+	
+	return ret;
+}
+
+
 vec4 getPosition(vec2 pos_screen)
 {
 	float depth = texture2DRect(depthMap, pos_screen.xy).a;
@@ -68,7 +117,7 @@ void main()
 	{
 		discard;
 	}
-	
+		
 	vec3 norm = texture2DRect(normalMap, frag.xy).xyz*2.0-1.0;
 	
 	norm = normalize(norm);
@@ -83,7 +132,11 @@ void main()
 	proj_tc.xyz /= proj_tc.w;
 	
 	float fa = gl_Color.a+1.0;
-	float dist_atten = clamp(1.0-(dist2-1.0*(1.0-fa))/fa, 0.0, 1.0);
+	float dist_atten = min(1.0-(dist2-1.0*(1.0-fa))/fa, 1.0);
+	if (dist_atten <= 0.0)
+	{
+		discard;
+	}
 	
 	lv = proj_origin-pos.xyz;
 	lv = normalize(lv);
@@ -101,32 +154,32 @@ void main()
 		proj_tc.y > 0.0)
 	{
 		float lit = 0.0;
+		float amb_da = proj_ambiance;
+		
 		if (da > 0.0)
 		{
 			float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0);
 			float lod = diff * proj_lod;
 			
-			vec4 plcol = texture2DLod(projectionMap, proj_tc.xy, lod);
+			vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod);
 		
 			vec3 lcol = gl_Color.rgb * plcol.rgb * plcol.a;
 			
 			lit = da * dist_atten * noise;
 			
 			col = lcol*lit*diff_tex;
+			amb_da += (da*0.5)*proj_ambiance;
 		}
 		
-		float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0);
-		float lod = diff * proj_lod;
-		vec4 amb_plcol = texture2DLod(projectionMap, proj_tc.xy, lod);
-		//float amb_da = mix(proj_ambiance, proj_ambiance*max(-da, 0.0), max(da, 0.0));
-		float amb_da = proj_ambiance;
-		
+		//float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0);
+		vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod);
+							
 		amb_da += (da*da*0.5+0.5)*proj_ambiance;
-			
+				
 		amb_da *= dist_atten * noise;
-		
+			
 		amb_da = min(amb_da, 1.0-lit);
-		
+			
 		col += amb_da*gl_Color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a;
 	}
 	
@@ -144,35 +197,28 @@ void main()
 		{
 			vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds;
 			
-			vec3 stc = (proj_mat * vec4(pfinal.xyz, 1.0)).xyz;
+			vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0));
 
 			if (stc.z > 0.0)
 			{
-				stc.xy /= stc.z+proj_near;
-					
+				stc.xy /= stc.w;
+
+				float fatten = clamp(spec.a*spec.a+spec.a*0.5, 0.25, 1.0);
+				
+				stc.xy = (stc.xy - vec2(0.5)) * fatten + vec2(0.5);
+								
 				if (stc.x < 1.0 &&
 					stc.y < 1.0 &&
 					stc.x > 0.0 &&
 					stc.y > 0.0)
 				{
-					vec4 scol = texture2DLod(projectionMap, stc.xy, proj_lod-spec.a*proj_lod);
+					vec4 scol = texture2DLodSpecular(projectionMap, stc.xy, proj_lod-spec.a*proj_lod);
 					col += dist_atten*scol.rgb*gl_Color.rgb*scol.a*spec.rgb;
 				}
 			}
 		}
 	}
 	
-	/*if (spec.a > 0.0)
-	{
-		//vec3 ref = reflect(normalize(pos), norm);
-		float sa = dot(normalize(lv-normalize(pos)),norm);;
-		//sa = max(sa, 0.0);
-		//sa = pow(sa, 128.0 * spec.a*spec.a/dist_atten)*min(dist_atten*4.0, 1.0);
-		sa = texture2D(lightFunc, vec2(sa, spec.a)).a * min(dist_atten*4.0, 1.0);
-		sa *= noise;
-		col += da*sa*lcol*spec.rgb;
-	}*/
-	
 	gl_FragColor.rgb = col;	
 	gl_FragColor.a = 0.0;
 }
diff --git a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
index 45884d5732..3e29c684e8 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
@@ -43,6 +43,52 @@ uniform vec2 screen_res;
 
 uniform mat4 inv_proj;
 
+vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod)
+{
+	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	
+	vec2 dist = tc-vec2(0.5);
+	
+	float det = max(1.0-lod/(proj_lod*0.5), 0.0);
+	
+	float d = dot(dist,dist);
+		
+	ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0)+det, 1.0);
+	
+	return ret;
+}
+
+vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod)
+{
+	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	
+	vec2 dist = vec2(0.5) - abs(tc-vec2(0.5));
+	
+	float det = min(lod/(proj_lod*0.5), 1.0);
+	
+	float d = min(dist.x, dist.y);
+	
+	float edge = 0.25*det;
+		
+	ret *= clamp(d/edge, 0.0, 1.0);
+	
+	return ret;
+}
+
+vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod)
+{
+	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	
+	vec2 dist = tc-vec2(0.5);
+	
+	float d = dot(dist,dist);
+		
+	ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0), 1.0);
+	
+	return ret;
+}
+
+
 vec4 getPosition(vec2 pos_screen)
 {
 	float depth = texture2DRect(depthMap, pos_screen.xy).a;
@@ -126,7 +172,7 @@ void main()
 			float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0);
 			float lod = diff * proj_lod;
 			
-			vec4 plcol = texture2DLod(projectionMap, proj_tc.xy, lod);
+			vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod);
 		
 			vec3 lcol = gl_Color.rgb * plcol.rgb * plcol.a;
 			
@@ -137,7 +183,7 @@ void main()
 		}
 		
 		//float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0);
-		vec4 amb_plcol = texture2DLod(projectionMap, proj_tc.xy, proj_lod);
+		vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod);
 							
 		amb_da += (da*da*0.5+0.5)*proj_ambiance;
 				
@@ -167,13 +213,17 @@ void main()
 			if (stc.z > 0.0)
 			{
 				stc.xy /= stc.w;
-					
+
+				float fatten = clamp(spec.a*spec.a+spec.a*0.5, 0.25, 1.0);
+				
+				stc.xy = (stc.xy - vec2(0.5)) * fatten + vec2(0.5);
+								
 				if (stc.x < 1.0 &&
 					stc.y < 1.0 &&
 					stc.x > 0.0 &&
 					stc.y > 0.0)
 				{
-					vec4 scol = texture2DLod(projectionMap, stc.xy, proj_lod-spec.a*proj_lod);
+					vec4 scol = texture2DLodSpecular(projectionMap, stc.xy, proj_lod-spec.a*proj_lod);
 					col += dist_atten*scol.rgb*gl_Color.rgb*scol.a*spec.rgb*shadow;
 				}
 			}
diff --git a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
index d6534083cf..6617e33c0d 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
@@ -179,17 +179,6 @@ void main()
 		}
 	}
 	
-	/*if (spec.a > 0.0)
-	{
-		//vec3 ref = reflect(normalize(pos), norm);
-		float sa = dot(normalize(lv-normalize(pos)),norm);;
-		//sa = max(sa, 0.0);
-		//sa = pow(sa, 128.0 * spec.a*spec.a/dist_atten)*min(dist_atten*4.0, 1.0);
-		sa = texture2D(lightFunc, vec2(sa, spec.a)).a * min(dist_atten*4.0, 1.0);
-		sa *= noise;
-		col += da*sa*lcol*spec.rgb;
-	}*/
-	
 	//attenuate point light contribution by SSAO component
 	col *= texture2DRect(lightMap, frag.xy).g;
 	
-- 
cgit v1.2.3


From 73c98e1c1e3899aaae1de6bac51f9e21ea6432a1 Mon Sep 17 00:00:00 2001
From: Tofu Linden <tofu.linden@lindenlab.com>
Date: Thu, 28 Jan 2010 18:01:12 -0800
Subject: enable basic directional lighting for basic/atmospheric shaders -
 yay.

next, needs the non-shader GL lighting model to be equally dumb (it's too smart - kill the spot angle.
---
 .../shaders/class1/lighting/lightFuncV.glsl         | 21 +++++++++++++++++++++
 .../shaders/class2/lighting/sumLightsV.glsl         |  8 +++++---
 2 files changed, 26 insertions(+), 3 deletions(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
index 3e8fdfb3e4..211de830fa 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
@@ -28,7 +28,28 @@ float calcPointLight(vec3 v, vec3 n, vec4 lp, float la)
 	
 	//angular attenuation
 	da *= calcDirectionalLight(n, lv);
+
+	return da;	
+}
+
+
+float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la)
+{
+	//get light vector
+	vec3 lv = lp.xyz-v;
 	
+	//get distance
+	float d = length(lv);
+	
+	//normalize light vector
+	lv *= 1.0/d;
+	
+	//distance attenuation
+	float da = clamp(1.0/(la * d), 0.0, 1.0);
+	
+	//angular attenuation
+	da *= dot(lv, -ln) * calcDirectionalLight(n, lv);
+
 	return da;	
 }
 
diff --git a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
index f4c59734a4..fd264b9e74 100644
--- a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
+++ b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
@@ -7,6 +7,7 @@
 
 float calcDirectionalLight(vec3 n, vec3 l);
 float calcPointLight(vec3 v, vec3 n, vec4 lp, float la);
+float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la);
 
 vec3 atmosAmbient(vec3 light);
 vec3 atmosAffectDirectionalLight(float lightIntensity);
@@ -18,9 +19,10 @@ vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
 	
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[1].diffuse.rgb * calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
-	col.rgb += gl_LightSource[2].diffuse.rgb * calcPointLight(pos, norm, gl_LightSource[2].position, gl_LightSource[2].linearAttenuation);
-	col.rgb += gl_LightSource[3].diffuse.rgb * calcPointLight(pos, norm, gl_LightSource[3].position, gl_LightSource[3].linearAttenuation);
-	//col.rgb += gl_LightSource[4].diffuse.rgb * calcPointLight(pos, norm, gl_LightSource[4].position, gl_LightSource[4].linearAttenuation);
+
+	col.rgb += gl_LightSource[2].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation);
+	col.rgb += gl_LightSource[3].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation);
+	//col.rgb += gl_LightSource[4].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation);
 	col.rgb = scaleDownLight(col.rgb);
 
 	// Add windlight lights
-- 
cgit v1.2.3


From c413a0e096f8897ddc4ee5b5a627e6bf6cce39bb Mon Sep 17 00:00:00 2001
From: Tofu Linden <tofu.linden@lindenlab.com>
Date: Thu, 28 Jan 2010 18:36:04 -0800
Subject: fix the shader dp light going negative!

---
 indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
index 211de830fa..0f03e336be 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
@@ -48,7 +48,7 @@ float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la)
 	float da = clamp(1.0/(la * d), 0.0, 1.0);
 	
 	//angular attenuation
-	da *= dot(lv, -ln) * calcDirectionalLight(n, lv);
+	da *= calcDirectionalLight(-ln, lv) * calcDirectionalLight(n, lv);
 
 	return da;	
 }
-- 
cgit v1.2.3


From f773b6ef9669bab6765678f8b07831144dd44a5e Mon Sep 17 00:00:00 2001
From: Tofu Linden <tofu.linden@lindenlab.com>
Date: Thu, 28 Jan 2010 18:50:10 -0800
Subject: cheaply resurrect the difference between spotlight and
 omnidirectional, as far as the shader is concerned.

not complete.
---
 indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
index 0f03e336be..b2d6d23b1e 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
@@ -33,7 +33,7 @@ float calcPointLight(vec3 v, vec3 n, vec4 lp, float la)
 }
 
 
-float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la)
+float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_omnidirectional)
 {
 	//get light vector
 	vec3 lv = lp.xyz-v;
@@ -48,7 +48,7 @@ float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la)
 	float da = clamp(1.0/(la * d), 0.0, 1.0);
 	
 	//angular attenuation
-	da *= calcDirectionalLight(-ln, lv) * calcDirectionalLight(n, lv);
+	da *= clamp(dot(-ln, lv)+is_omnidirectional, 0.0, 1.0) * calcDirectionalLight(n, lv);
 
 	return da;	
 }
-- 
cgit v1.2.3


From bc0a9fd5fe0675d7327ee182ff4ac20c39e76305 Mon Sep 17 00:00:00 2001
From: Tofu Linden <tofu.linden@lindenlab.com>
Date: Thu, 28 Jan 2010 21:48:22 -0800
Subject: getting closer to point/spot interchangability

---
 indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
index fd264b9e74..e5bf76db55 100644
--- a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
+++ b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
@@ -20,9 +20,9 @@ vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[1].diffuse.rgb * calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 
-	col.rgb += gl_LightSource[2].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation);
-	col.rgb += gl_LightSource[3].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation);
-	//col.rgb += gl_LightSource[4].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation);
+	col.rgb += gl_LightSource[2].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
+	col.rgb += gl_LightSource[3].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
+	//col.rgb += gl_LightSource[4].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
 	col.rgb = scaleDownLight(col.rgb);
 
 	// Add windlight lights
-- 
cgit v1.2.3


From 1237c123873b98f2987d8d9fb573f6f88f8eebc2 Mon Sep 17 00:00:00 2001
From: Tofu Linden <tofu.linden@lindenlab.com>
Date: Thu, 28 Jan 2010 21:49:31 -0800
Subject: cheaper, cuter way to deal with spot vs point in the shader

---
 indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
index b2d6d23b1e..4525bf80b2 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
@@ -48,7 +48,7 @@ float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_omnid
 	float da = clamp(1.0/(la * d), 0.0, 1.0);
 	
 	//angular attenuation
-	da *= clamp(dot(-ln, lv)+is_omnidirectional, 0.0, 1.0) * calcDirectionalLight(n, lv);
+	da *= max(dot(-ln, lv),is_omnidirectional) * calcDirectionalLight(n, lv);
 
 	return da;	
 }
-- 
cgit v1.2.3


From fcaca49a9496154419a8f44c17cba16b028d3518 Mon Sep 17 00:00:00 2001
From: Tofu Linden <tofu.linden@lindenlab.com>
Date: Thu, 28 Jan 2010 23:58:50 -0800
Subject: cheap no-branch goodness for rendering both spotlights and
 pointlights with the same shader code.

kill already-nerfed quadratic attenuation which it seems we won't be supporting any decade soon.
---
 indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl | 6 +++++-
 indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl | 2 +-
 2 files changed, 6 insertions(+), 2 deletions(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
index 4525bf80b2..2e41f24afe 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
@@ -47,8 +47,12 @@ float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_omnid
 	//distance attenuation
 	float da = clamp(1.0/(la * d), 0.0, 1.0);
 	
+	// spotlight coefficient.
+	float spot = max(dot(-ln, lv), is_omnidirectional);
+	da *= spot*spot; // GL_SPOT_EXPONENT=2
+
 	//angular attenuation
-	da *= max(dot(-ln, lv),is_omnidirectional) * calcDirectionalLight(n, lv);
+	da *= calcDirectionalLight(n, lv);
 
 	return da;	
 }
diff --git a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
index e5bf76db55..4577b4be55 100644
--- a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
+++ b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
@@ -7,7 +7,7 @@
 
 float calcDirectionalLight(vec3 n, vec3 l);
 float calcPointLight(vec3 v, vec3 n, vec4 lp, float la);
-float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la);
+float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_omnidirectional);
 
 vec3 atmosAmbient(vec3 light);
 vec3 atmosAffectDirectionalLight(float lightIntensity);
-- 
cgit v1.2.3


From d0cf5b03f4fec29db367d8f1f387f2b0996f67e6 Mon Sep 17 00:00:00 2001
From: Tofu Linden <tofu.linden@lindenlab.com>
Date: Fri, 29 Jan 2010 00:22:13 -0800
Subject: spot-aware light func usage in ALL shaders.

---
 .../shaders/class1/deferred/alphaV.glsl            | 14 +++++++-------
 .../shaders/class1/deferred/avatarAlphaV.glsl      | 14 +++++++-------
 .../shaders/class1/lighting/lightFuncV.glsl        | 22 +---------------------
 .../shaders/class2/deferred/alphaV.glsl            | 14 +++++++-------
 .../shaders/class2/deferred/avatarAlphaV.glsl      | 14 +++++++-------
 .../shaders/class2/lighting/sumLightsV.glsl        |  9 ++++-----
 .../shaders/class3/lighting/sumLightsV.glsl        | 15 ++++++++-------
 7 files changed, 41 insertions(+), 61 deletions(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
index 1a7d58b07b..91793a29d3 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
@@ -9,7 +9,7 @@ vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseCol);
 void calcAtmospherics(vec3 inPositionEye);
 
 float calcDirectionalLight(vec3 n, vec3 l);
-float calcPointLight(vec3 v, vec3 n, vec4 lp, float la);
+float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight);
 
 vec3 atmosAmbient(vec3 light);
 vec3 atmosAffectDirectionalLight(float lightIntensity);
@@ -49,12 +49,12 @@ void main()
 	col.rgb = scaleUpLight(col.rgb);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].linearAttenuation);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].linearAttenuation);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].linearAttenuation);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].linearAttenuation);
- 	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].linearAttenuation);
- 	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].linearAttenuation);
+	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
+	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
+	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
+	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].specular.a);
+	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].specular.a);
+	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].specular.a);
 	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 	col.rgb = scaleDownLight(col.rgb);
 	
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
index c1988d3c78..e36564df10 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
@@ -10,7 +10,7 @@ mat4 getSkinnedTransform();
 void calcAtmospherics(vec3 inPositionEye);
 
 float calcDirectionalLight(vec3 n, vec3 l);
-float calcPointLight(vec3 v, vec3 n, vec4 lp, float la);
+float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight);
 
 vec3 atmosAmbient(vec3 light);
 vec3 atmosAffectDirectionalLight(float lightIntensity);
@@ -55,12 +55,12 @@ void main()
 	col.rgb = scaleUpLight(col.rgb);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].linearAttenuation);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].linearAttenuation);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].linearAttenuation);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].linearAttenuation);
- 	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].linearAttenuation);
- 	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].linearAttenuation);
+	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
+	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
+	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
+	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].specular.a);
+	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].specular.a);
+	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].specular.a);
 	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 	col.rgb = scaleDownLight(col.rgb);
 	
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
index 2e41f24afe..d0f58cc1a4 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
@@ -12,28 +12,8 @@ float calcDirectionalLight(vec3 n, vec3 l)
 	return a;
 }
 
-float calcPointLight(vec3 v, vec3 n, vec4 lp, float la)
-{
-	//get light vector
-	vec3 lv = lp.xyz-v;
-	
-	//get distance
-	float d = length(lv);
-	
-	//normalize light vector
-	lv *= 1.0/d;
-	
-	//distance attenuation
-	float da = clamp(1.0/(la * d), 0.0, 1.0);
-	
-	//angular attenuation
-	da *= calcDirectionalLight(n, lv);
-
-	return da;	
-}
-
 
-float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_omnidirectional)
+float calcPointlightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight)
 {
 	//get light vector
 	vec3 lv = lp.xyz-v;
diff --git a/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
index 5991e1f3b5..eec655e3df 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
@@ -9,7 +9,7 @@ vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseCol);
 void calcAtmospherics(vec3 inPositionEye);
 
 float calcDirectionalLight(vec3 n, vec3 l);
-float calcPointLight(vec3 v, vec3 n, vec4 lp, float la);
+float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight);
 
 vec3 atmosAmbient(vec3 light);
 vec3 atmosAffectDirectionalLight(float lightIntensity);
@@ -50,12 +50,12 @@ void main()
 	col.rgb = scaleUpLight(col.rgb);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].linearAttenuation);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].linearAttenuation);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].linearAttenuation);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].linearAttenuation);
- 	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].linearAttenuation);
- 	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].linearAttenuation);
+	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
+	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
+	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
+	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].specular.a);
+	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].specular.a);
+	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].specular.a);
 	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 	col.rgb = scaleDownLight(col.rgb);
 	
diff --git a/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
index a939499b17..488bd677e1 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
@@ -10,7 +10,7 @@ mat4 getSkinnedTransform();
 void calcAtmospherics(vec3 inPositionEye);
 
 float calcDirectionalLight(vec3 n, vec3 l);
-float calcPointLight(vec3 v, vec3 n, vec4 lp, float la);
+float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight);
 
 vec3 atmosAmbient(vec3 light);
 vec3 atmosAffectDirectionalLight(float lightIntensity);
@@ -61,12 +61,12 @@ void main()
 	col.rgb = scaleUpLight(col.rgb);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].linearAttenuation);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].linearAttenuation);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].linearAttenuation);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].linearAttenuation);
- 	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].linearAttenuation);
- 	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].linearAttenuation);
+	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
+	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
+	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
+	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].specular.a);
+	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].specular.a);
+	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].specular.a);
 	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 	col.rgb = scaleDownLight(col.rgb);
 	
diff --git a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
index 4577b4be55..19800d96dc 100644
--- a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
+++ b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
@@ -6,8 +6,7 @@
  */
 
 float calcDirectionalLight(vec3 n, vec3 l);
-float calcPointLight(vec3 v, vec3 n, vec4 lp, float la);
-float calcPointLight2(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_omnidirectional);
+float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight);
 
 vec3 atmosAmbient(vec3 light);
 vec3 atmosAffectDirectionalLight(float lightIntensity);
@@ -20,9 +19,9 @@ vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[1].diffuse.rgb * calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 
-	col.rgb += gl_LightSource[2].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
-	col.rgb += gl_LightSource[3].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
-	//col.rgb += gl_LightSource[4].diffuse.rgb * calcPointLight2(pos, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
+	col.rgb += gl_LightSource[2].diffuse.rgb * calcPointLightOrSpotLight(pos, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
+	col.rgb += gl_LightSource[3].diffuse.rgb * calcPointLightOrSpotLight(pos, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
+	//col.rgb += gl_LightSource[4].diffuse.rgb * calcPointLightOrSpotLight(pos, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
 	col.rgb = scaleDownLight(col.rgb);
 
 	// Add windlight lights
diff --git a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
index 1c5234c450..0fdfdf2dde 100644
--- a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
+++ b/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
@@ -6,7 +6,7 @@
  */
 
 float calcDirectionalLight(vec3 n, vec3 l);
-float calcPointLight(vec3 v, vec3 n, vec4 lp, float la);
+float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight);
 
 vec3 atmosAmbient(vec3 light);
 vec3 atmosAffectDirectionalLight(float lightIntensity);
@@ -24,12 +24,13 @@ vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
 	col.rgb = scaleUpLight(col.rgb);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLight(pos, norm, gl_LightSource[2].position, gl_LightSource[2].linearAttenuation);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLight(pos, norm, gl_LightSource[3].position, gl_LightSource[3].linearAttenuation);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLight(pos, norm, gl_LightSource[4].position, gl_LightSource[4].linearAttenuation);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLight(pos, norm, gl_LightSource[5].position, gl_LightSource[5].linearAttenuation);
- 	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLight(pos, norm, gl_LightSource[6].position, gl_LightSource[6].linearAttenuation);
- 	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLight(pos, norm, gl_LightSource[7].position, gl_LightSource[7].linearAttenuation);
+
+	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
+	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
+	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
+	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].specular.a);
+	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].specular.a);
+	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].specular.a);
 	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 	col.rgb = scaleDownLight(col.rgb);
 				
-- 
cgit v1.2.3


From 71b35bd63daecfe6ca60560a13f72990afae81ac Mon Sep 17 00:00:00 2001
From: Tofu Linden <tofu.linden@lindenlab.com>
Date: Fri, 29 Jan 2010 00:31:39 -0800
Subject: Don't scale windlight lights up just to scale them down again later. 
 avoid this with rearrangement.

not tested.
---
 .../app_settings/shaders/class1/deferred/alphaV.glsl       | 10 ++++------
 .../app_settings/shaders/class1/deferred/avatarAlphaV.glsl | 10 ++++------
 .../app_settings/shaders/class2/deferred/alphaV.glsl       | 10 ++++------
 .../app_settings/shaders/class2/deferred/avatarAlphaV.glsl | 10 ++++------
 .../app_settings/shaders/class3/lighting/sumLightsV.glsl   | 14 +++++---------
 5 files changed, 21 insertions(+), 33 deletions(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
index 91793a29d3..cb0d7b797b 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
@@ -41,12 +41,7 @@ void main()
 	calcAtmospherics(pos.xyz);
 
 	//vec4 color = calcLighting(pos.xyz, norm, gl_Color, vec4(0.));
-	vec4 col;
-	col.a = gl_Color.a;
-	
-	// Add windlight lights
-	col.rgb = atmosAmbient(vec3(0.));
-	col.rgb = scaleUpLight(col.rgb);
+	vec4 col(0.0, 0.0, 0.0, gl_Color.a);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
@@ -58,6 +53,9 @@ void main()
 	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 	col.rgb = scaleDownLight(col.rgb);
 	
+	// Add windlight lights
+	col.rgb += atmosAmbient(vec3(0.));
+	
 	vary_light = gl_LightSource[0].position.xyz;
 	
 	vary_ambient = col.rgb*gl_Color.rgb;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
index e36564df10..e34f6ba552 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
@@ -47,12 +47,7 @@ void main()
 	calcAtmospherics(pos.xyz);
 
 	//vec4 color = calcLighting(pos.xyz, norm, gl_Color, vec4(0.));
-	vec4 col;
-	col.a = gl_Color.a;
-	
-	// Add windlight lights
-	col.rgb = atmosAmbient(vec3(0.));
-	col.rgb = scaleUpLight(col.rgb);
+	vec4 col(0.0, 0.0, 0.0, gl_Color.a);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
@@ -64,6 +59,9 @@ void main()
 	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 	col.rgb = scaleDownLight(col.rgb);
 	
+	// Add windlight lights
+	col.rgb += atmosAmbient(vec3(0.));
+	
 	vary_ambient = col.rgb*gl_Color.rgb;
 	vary_directional = gl_Color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, gl_LightSource[0].position.xyz), (1.0-gl_Color.a)*(1.0-gl_Color.a)));
 	
diff --git a/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
index eec655e3df..05a32578c1 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
@@ -42,12 +42,7 @@ void main()
 	calcAtmospherics(pos.xyz);
 
 	//vec4 color = calcLighting(pos.xyz, norm, gl_Color, vec4(0.));
-	vec4 col;
-	col.a = gl_Color.a;
-	
-	// Add windlight lights
-	col.rgb = atmosAmbient(vec3(0.));
-	col.rgb = scaleUpLight(col.rgb);
+	vec4 col(0.0, 0.0, 0.0, gl_Color.a);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
@@ -59,6 +54,9 @@ void main()
 	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 	col.rgb = scaleDownLight(col.rgb);
 	
+	// Add windlight lights
+	col.rgb += atmosAmbient(vec3(0.));
+	
 	vary_light = gl_LightSource[0].position.xyz;
 	
 	vary_ambient = col.rgb*gl_Color.rgb;
diff --git a/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
index 488bd677e1..d63baeb913 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
@@ -53,12 +53,7 @@ void main()
 	calcAtmospherics(pos.xyz);
 
 	//vec4 color = calcLighting(pos.xyz, norm, gl_Color, vec4(0.));
-	vec4 col;
-	col.a = gl_Color.a;
-	
-	// Add windlight lights
-	col.rgb = atmosAmbient(vec3(0.));
-	col.rgb = scaleUpLight(col.rgb);
+	vec4 col(0.0, 0.0, 0.0, gl_Color.a);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
@@ -70,6 +65,9 @@ void main()
 	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 	col.rgb = scaleDownLight(col.rgb);
 	
+	// Add windlight lights
+	col.rgb += atmosAmbient(vec3(0.));
+	
 	vary_ambient = col.rgb*gl_Color.rgb;
 	vary_directional = gl_Color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, gl_LightSource[0].position.xyz), (1.0-gl_Color.a)*(1.0-gl_Color.a)));
 	
diff --git a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
index 0fdfdf2dde..371d6b526c 100644
--- a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
+++ b/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
@@ -15,16 +15,9 @@ vec3 scaleUpLight(vec3 light);
 
 vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
 {
-	vec4 col;
-	col.a = color.a;
+	vec4 col(0.0, 0.0, 0.0, color.a);
 	
-	// Add windlight lights
-	col.rgb = atmosAffectDirectionalLight(calcDirectionalLight(norm, gl_LightSource[0].position.xyz));
-	col.rgb += atmosAmbient(baseLight.rgb);
-	col.rgb = scaleUpLight(col.rgb);
-
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
-
 	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
 	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
 	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
@@ -33,7 +26,10 @@ vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
 	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].specular.a);
 	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
 	col.rgb = scaleDownLight(col.rgb);
-				
+
+	// Add windlight lights
+	col.rgb += atmosAffectDirectionalLight(calcDirectionalLight(norm, gl_LightSource[0].position.xyz));
+	col.rgb += atmosAmbient(baseLight.rgb);
 
 	col.rgb = min(col.rgb*color.rgb, 1.0);
 	
-- 
cgit v1.2.3


From 6df5cd7a18187c83b84915c8fa0d4c32f1282264 Mon Sep 17 00:00:00 2001
From: Tofu Linden <tofu.linden@lindenlab.com>
Date: Fri, 29 Jan 2010 00:57:28 -0800
Subject: duh, use the proper param name.

---
 indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
index d0f58cc1a4..2b7e8b125b 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
@@ -28,7 +28,7 @@ float calcPointlightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, floa
 	float da = clamp(1.0/(la * d), 0.0, 1.0);
 	
 	// spotlight coefficient.
-	float spot = max(dot(-ln, lv), is_omnidirectional);
+	float spot = max(dot(-ln, lv), is_pointlight);
 	da *= spot*spot; // GL_SPOT_EXPONENT=2
 
 	//angular attenuation
-- 
cgit v1.2.3


From aaae230bb135b9e57edb12a7374c711fd7e4adb4 Mon Sep 17 00:00:00 2001
From: Tofu Linden <tofu.linden@lindenlab.com>
Date: Fri, 29 Jan 2010 01:45:13 -0800
Subject: fix a variety of shader errors, mostly due to my confusing glsl with
 C++... again

---
 indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl       | 3 ++-
 indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl | 3 ++-
 indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl   | 2 +-
 indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl       | 2 +-
 indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl | 3 ++-
 indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl   | 2 +-
 6 files changed, 9 insertions(+), 6 deletions(-)

(limited to 'indra/newview/app_settings/shaders')

diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
index cb0d7b797b..04e556c11a 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
@@ -41,7 +41,8 @@ void main()
 	calcAtmospherics(pos.xyz);
 
 	//vec4 color = calcLighting(pos.xyz, norm, gl_Color, vec4(0.));
-	vec4 col(0.0, 0.0, 0.0, gl_Color.a);
+
+	vec4 col = vec4(0.0, 0.0, 0.0, gl_Color.a);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
index e34f6ba552..650fbcc3f5 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
@@ -47,7 +47,8 @@ void main()
 	calcAtmospherics(pos.xyz);
 
 	//vec4 color = calcLighting(pos.xyz, norm, gl_Color, vec4(0.));
-	vec4 col(0.0, 0.0, 0.0, gl_Color.a);
+
+	vec4 col = vec4(0.0, 0.0, 0.0, gl_Color.a);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
index 2b7e8b125b..da49e59b89 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl
@@ -13,7 +13,7 @@ float calcDirectionalLight(vec3 n, vec3 l)
 }
 
 
-float calcPointlightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight)
+float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight)
 {
 	//get light vector
 	vec3 lv = lp.xyz-v;
diff --git a/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
index 05a32578c1..1fae8c4da3 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
@@ -42,7 +42,7 @@ void main()
 	calcAtmospherics(pos.xyz);
 
 	//vec4 color = calcLighting(pos.xyz, norm, gl_Color, vec4(0.));
-	vec4 col(0.0, 0.0, 0.0, gl_Color.a);
+	vec4 col = vec4(0.0, 0.0, 0.0, gl_Color.a);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
diff --git a/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
index d63baeb913..f8dd1b7431 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
@@ -53,7 +53,8 @@ void main()
 	calcAtmospherics(pos.xyz);
 
 	//vec4 color = calcLighting(pos.xyz, norm, gl_Color, vec4(0.));
-	vec4 col(0.0, 0.0, 0.0, gl_Color.a);
+
+	vec4 col = vec4(0.0, 0.0, 0.0, gl_Color.a);
 
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
diff --git a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
index 371d6b526c..f129a1517b 100644
--- a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
+++ b/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
@@ -15,7 +15,7 @@ vec3 scaleUpLight(vec3 light);
 
 vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
 {
-	vec4 col(0.0, 0.0, 0.0, color.a);
+	vec4 col = vec4(0.0, 0.0, 0.0, color.a);
 	
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
 	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
-- 
cgit v1.2.3