First pass on alpha blended materials

2 files changed, 27 insertions, 2 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index 4ef69824a1..55dda06b46 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -25,6 +25,10 @@
  
 #extension GL_ARB_texture_rectangle : enable
 
+#define INDEXED 1
+#define NON_INDEXED 2
+#define NON_INDEXED_NO_COLOR 3
+
 #ifdef DEFINE_GL_FRAGCOLOR
 out vec4 frag_color;
 #else
@@ -33,7 +37,13 @@ out vec4 frag_color;
 
 uniform sampler2DRect depthMap;
 
+#if INDEX_MODE != INDEXED
+uniform sampler2D diffuseMap;
+#endif
+
+#if INDEX_MODE == INDEXED
 vec4 diffuseLookup(vec2 texcoord);
+#endif
 
 uniform vec2 screen_res;
 
@@ -46,7 +56,10 @@ VARYING vec3 vary_fragcoord;
 VARYING vec3 vary_position;
 VARYING vec3 vary_pointlight_col;
 
+#if INDEX_MODE != NON_INDEXED_NO_COLOR
 VARYING vec4 vertex_color;
+#endif
+
 VARYING vec2 vary_texcoord0;
 
 VARYING vec3 vary_norm;
@@ -103,11 +116,21 @@ void main()
 	
 	vec4 pos = vec4(vary_position, 1.0);
 	
-	vec4 diff= diffuseLookup(vary_texcoord0.xy);
+#if INDEX_MODE == INDEXED
+	vec4 diff = diffuseLookup(vary_texcoord0.xy);
+#else
+	vec4 diff = texture2D(diffuseMap,vary_texcoord0.xy);
+#endif
+
+#if INDEX_MODE == NON_INDEXED_NO_COLOR
+	float vertex_color_alpha = 1.0;
+#else
+	float vertex_color_alpha = vertex_color.a;
+#endif
 
 	vec3 dlight = calcDirectionalLight(vary_norm, light_position[0].xyz) * vary_directional.rgb * vary_pointlight_col;
 
-	vec4 col = vec4(vary_ambient + dlight, vertex_color.a);
+	vec4 col = vec4(vary_ambient + dlight, vertex_color_alpha);
 	vec4 color = diff * col;
 	
 	color.rgb = atmosLighting(color.rgb);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl
index 5f395801e5..c8ddefac26 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl
@@ -47,6 +47,7 @@ VARYING vec3 vary_directional;
 VARYING vec3 vary_fragcoord;
 VARYING vec3 vary_pointlight_col;
 VARYING vec2 vary_texcoord0;
+VARYING vec3 vary_norm;
 
 
 uniform float near_clip;
@@ -112,6 +113,7 @@ void main()
 	norm.y = dot(trans[1].xyz, normal);
 	norm.z = dot(trans[2].xyz, normal);
 	norm = normalize(norm);
+	vary_norm = norm;
 		
 	vec4 frag_pos = projection_matrix * pos;
 	gl_Position = frag_pos;