#677 WIP -- Add clipping to alpha and pbr (not working on PBR for some reason)

indra/newview/app_settings/shaders/class1/deferred/pbropaqueV.glsl

@@ -28,8 +28,9 @@
 
 //deferred opaque implementation
 
-#ifdef HAS_SKIN
 uniform mat4 modelview_matrix;
+
+#ifdef HAS_SKIN
 uniform mat4 projection_matrix;
 mat4 getObjectSkinnedTransform();
 #else
@@ -59,6 +60,7 @@ out vec4 vertex_color;
 out vec3 vary_tangent;
 flat out float vary_sign;
 out vec3 vary_normal;
+out vec3 vary_position;
 
 vec2 texture_transform(vec2 vertex_texcoord, vec4[2] khr_gltf_transform, mat4 sl_animation_transform);
 vec3 tangent_space_transform(vec4 vertex_tangent, vec3 vertex_normal, vec4[2] khr_gltf_transform, mat4 sl_animation_transform);
@@ -71,10 +73,11 @@ void main()
 	mat = modelview_matrix * mat;
 
 	vec3 pos = (mat*vec4(position.xyz,1.0)).xyz;
-
+    vary_position = pos;
 	gl_Position = projection_matrix*vec4(pos,1.0);
 
 #else
+    vary_position = (modelview_matrix*vec4(position.xyz, 1.0)).xyz;
 	//transform vertex
 	gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); 
 #endif

indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl

@@ -78,6 +78,8 @@ float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen);
 
 float getAmbientClamp();
 
+void mirrorClip(vec3 pos);
+
 void sampleReflectionProbesLegacy(inout vec3 ambenv, inout vec3 glossenv, inout vec3 legacyenv,
         vec2 tc, vec3 pos, vec3 norm, float glossiness, float envIntensity, bool transparent, vec3 amblit_linear);
 
@@ -167,6 +169,8 @@ vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 diffuse, vec3 v, vec3 n, vec
 
 void main() 
 {
+    mirrorClip(vary_position);
+
     vec2 frag = vary_fragcoord.xy/vary_fragcoord.z*0.5+0.5;
     
     vec4 pos = vec4(vary_position, 1.0);

indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl

@@ -90,6 +90,7 @@ float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen);
 void sampleReflectionProbes(inout vec3 ambenv, inout vec3 glossenv, 
         vec2 tc, vec3 pos, vec3 norm, float glossiness, bool transparent, vec3 amblit_linear);
 
+void mirrorClip(vec3 pos);
 void waterClip(vec3 pos);
 
 void calcDiffuseSpecular(vec3 baseColor, float metallic, inout vec3 diffuseColor, inout vec3 specularColor);
@@ -156,6 +157,8 @@ vec3 calcPointLightOrSpotLight(vec3 diffuseColor, vec3 specularColor,
 
 void main()
 {
+    mirrorClip(vary_position);
+
     vec3 color = vec3(0,0,0);
 
     vec3  light_dir   = (sun_up_factor == 1) ? sun_dir : moon_dir;

indra/newview/llviewershadermgr.cpp

@@ -294,7 +294,8 @@ LLViewerShaderMgr::LLViewerShaderMgr() :
     mShaderList.push_back(&gDeferredDiffuseProgram);
     mShaderList.push_back(&gObjectBumpProgram);
     mShaderList.push_back(&gDeferredBumpProgram);
-
+    mShaderList.push_back(&gDeferredPBROpaqueProgram);
+    mShaderList.push_back(&gDeferredPBRAlphaProgram);
 }
 
 LLViewerShaderMgr::~LLViewerShaderMgr()