From 0467d0a62916f045c50c53e12719ca692271326c Mon Sep 17 00:00:00 2001 From: Tofu Linden 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. --- .../newview/app_settings/shaders/class2/lighting/sumLightsV.glsl | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/lighting') 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 c67c7ddd63c06e4e4f0a25a2ef23b941b85dd7bf Mon Sep 17 00:00:00 2001 From: Tofu Linden 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/class2/lighting') 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 817d1d755b72b531b4107a259e618131fad94c50 Mon Sep 17 00:00:00 2001 From: Tofu Linden 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/class2/lighting/sumLightsV.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/lighting') 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 0fcdf05366c604c66e11cf0b6cc26c5fdbe3265f Mon Sep 17 00:00:00 2001 From: Tofu Linden Date: Fri, 29 Jan 2010 00:22:13 -0800 Subject: spot-aware light func usage in ALL shaders. --- .../newview/app_settings/shaders/class2/lighting/sumLightsV.glsl | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/lighting') 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 -- cgit v1.2.3