From c4084c71386e34f6c28d4c10199eaf1155a2855b Mon Sep 17 00:00:00 2001 From: Leslie Linden Date: Mon, 30 Jan 2012 15:29:53 -0800 Subject: SH-2592 PROGRESS -- (OS X Lion) Graphics issues with Atmospheric Shaders enabled on Intel HD 3000, 10.7.2 Refactored WindLight estate settings to use float uniforms in the shaders that only need it, rather than vec4's for everything. --- .../app_settings/shaders/class1/deferred/skyV.glsl | 28 +++++++++++----------- 1 file changed, 14 insertions(+), 14 deletions(-) (limited to 'indra/newview/app_settings/shaders/class1/deferred/skyV.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl index 721de18e0b..deb4f00072 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl @@ -44,12 +44,12 @@ uniform vec4 sunlight_color; uniform vec4 ambient; uniform vec4 blue_horizon; uniform vec4 blue_density; -uniform vec4 haze_horizon; -uniform vec4 haze_density; +uniform float haze_horizon; +uniform float haze_density; -uniform vec4 cloud_shadow; -uniform vec4 density_multiplier; -uniform vec4 max_y; +uniform float cloud_shadow; +uniform float density_multiplier; +uniform float max_y; uniform vec4 glow; @@ -71,7 +71,7 @@ void main() // Set altitude if (P.y > 0.) { - P *= (max_y.x / P.y); + P *= (max_y / P.y); } else { @@ -93,12 +93,12 @@ void main() // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes - light_atten = (blue_density * 1.0 + haze_density.x * 0.25) * (density_multiplier.x * max_y.x); + light_atten = (blue_density * 1.0 + haze_density * 0.25) * (density_multiplier * max_y); // Calculate relative weights - temp1 = blue_density + haze_density.x; + temp1 = blue_density + haze_density; blue_weight = blue_density / temp1; - haze_weight = haze_density.x / temp1; + haze_weight = haze_density / temp1; // Compute sunlight from P & lightnorm (for long rays like sky) temp2.y = max(0., max(0., Pn.y) * 1.0 + lightnorm.y ); @@ -106,7 +106,7 @@ void main() sunlight *= exp( - light_atten * temp2.y); // Distance - temp2.z = Plen * density_multiplier.x; + temp2.z = Plen * density_multiplier; // Transparency (-> temp1) // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati @@ -131,20 +131,20 @@ void main() // Haze color above cloud vary_HazeColor = ( blue_horizon * blue_weight * (sunlight + ambient) - + (haze_horizon.r * haze_weight) * (sunlight * temp2.x + ambient) + + (haze_horizon * haze_weight) * (sunlight * temp2.x + ambient) ); // Increase ambient when there are more clouds vec4 tmpAmbient = ambient; - tmpAmbient += (1. - tmpAmbient) * cloud_shadow.x * 0.5; + tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; // Dim sunlight by cloud shadow percentage - sunlight *= (1. - cloud_shadow.x); + sunlight *= (1. - cloud_shadow); // Haze color below cloud vec4 additiveColorBelowCloud = ( blue_horizon * blue_weight * (sunlight + tmpAmbient) - + (haze_horizon.r * haze_weight) * (sunlight * temp2.x + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight * temp2.x + tmpAmbient) ); // Final atmosphere additive -- cgit v1.2.3 From 1ff55f293444ff17a9a60c4d489effe5faf1b39b Mon Sep 17 00:00:00 2001 From: Leslie Linden Date: Mon, 30 Jan 2012 16:44:01 -0800 Subject: EXP-2592 FIX -- (OS X Lion) Graphics issues with Atmospheric Shaders enabled on Intel HD 3000, 10.7.2 * Fixed up shaders to add haze_density and blue_density together correctly as vec4's rather than relying on the shader compiler to add them together properly. --- indra/newview/app_settings/shaders/class1/deferred/skyV.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class1/deferred/skyV.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl index deb4f00072..2c8808bdce 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl @@ -93,7 +93,7 @@ void main() // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes - light_atten = (blue_density * 1.0 + haze_density * 0.25) * (density_multiplier * max_y); + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); // Calculate relative weights temp1 = blue_density + haze_density; -- cgit v1.2.3 From d10bcca167e2d4332dced910660aa1a6a85bc175 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Wed, 8 Feb 2012 15:14:03 -0600 Subject: SH-2592 Fix for some shader uniforms using the wrong vector size. --- indra/newview/app_settings/shaders/class1/deferred/skyV.glsl | 2 -- 1 file changed, 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class1/deferred/skyV.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl index 2c8808bdce..cb7603f4fd 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl @@ -55,8 +55,6 @@ uniform vec4 glow; uniform vec4 cloud_color; -uniform vec4 cloud_scale; - void main() { -- cgit v1.2.3 From 8f261582b80d7d4a61cf8bb42c0429fa58f0c186 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Wed, 22 Feb 2012 14:30:24 -0600 Subject: SH-2908 Fix for crash when enabling Lighting and Shadows on some AMD GPUs --- indra/newview/app_settings/shaders/class1/deferred/skyV.glsl | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) (limited to 'indra/newview/app_settings/shaders/class1/deferred/skyV.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl index cb7603f4fd..7c02d31d43 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl @@ -26,7 +26,6 @@ uniform mat4 modelview_projection_matrix; ATTRIBUTE vec3 position; -ATTRIBUTE vec2 texcoord0; // SKY //////////////////////////////////////////////////////////////////////// // The vertex shader for creating the atmospheric sky @@ -34,7 +33,6 @@ ATTRIBUTE vec2 texcoord0; // Output parameters VARYING vec4 vary_HazeColor; -VARYING vec2 vary_texcoord0; // Inputs uniform vec3 camPosLocal; @@ -60,8 +58,7 @@ void main() // World / view / projection gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); - vary_texcoord0 = texcoord0; - + // Get relative position vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); //vec3 P = position.xyz + vec3(0,50,0); -- cgit v1.2.3