From 9dc8fee0f52b5cf9d0cfc85fd285b3829b165796 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Fri, 4 Mar 2022 17:05:05 -0600 Subject: SL-16928 Fix for broken bumpmaps on Intel GPUs --- .../app_settings/shaders/class1/deferred/normgenF.glsl | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'indra/newview/app_settings/shaders/class1/deferred/normgenF.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/normgenF.glsl b/indra/newview/app_settings/shaders/class1/deferred/normgenF.glsl index d0c06cd51f..7a941674b8 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/normgenF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/normgenF.glsl @@ -43,18 +43,18 @@ uniform float norm_scale; void main() { - float alpha = texture2D(alphaMap, vary_texcoord0).a; + float c = texture2D(alphaMap, vary_texcoord0).r; - vec3 right = vec3(norm_scale, 0, (texture2D(alphaMap, vary_texcoord0+vec2(stepX, 0)).a-alpha)*255); - vec3 left = vec3(-norm_scale, 0, (texture2D(alphaMap, vary_texcoord0-vec2(stepX, 0)).a-alpha)*255); - vec3 up = vec3(0, -norm_scale, (texture2D(alphaMap, vary_texcoord0-vec2(0, stepY)).a-alpha)*255); - vec3 down = vec3(0, norm_scale, (texture2D(alphaMap, vary_texcoord0+vec2(0, stepY)).a-alpha)*255); + vec3 right = vec3(norm_scale, 0, (texture2D(alphaMap, vary_texcoord0+vec2(stepX, 0)).r-c)*255); + vec3 left = vec3(-norm_scale, 0, (texture2D(alphaMap, vary_texcoord0-vec2(stepX, 0)).r-c)*255); + vec3 up = vec3(0, -norm_scale, (texture2D(alphaMap, vary_texcoord0-vec2(0, stepY)).r-c)*255); + vec3 down = vec3(0, norm_scale, (texture2D(alphaMap, vary_texcoord0+vec2(0, stepY)).r-c)*255); vec3 norm = cross(right, down) + cross(down, left) + cross(left,up) + cross(up, right); norm = normalize(norm); norm *= 0.5; norm += 0.5; - - frag_color = vec4(norm, alpha); + + frag_color = vec4(norm, c); } -- cgit v1.2.3