Cycles: support for specular color in solid shading mode, available in

the material panel.

Patch by Phillipp Oeser (D62) with some minor modifications, thanks!

intern/cycles/blender/addon/ui.py

@@ -1020,20 +1020,9 @@ class CyclesMaterial_PT_settings(CyclesButtonsPanel, Panel):
         cmat = mat.cycles
 
         split = layout.split()
-
-        col = split.column(align=True)
-        col.prop(mat, "diffuse_color", text="Viewport Color")
-        col.prop(mat, "alpha")
-
-        col = split.column(align=True)
-        col.label()
-        col.prop(mat, "pass_index")
-
-        split = layout.split()
-
         col = split.column()
-        col.label(text="Surface:")
+        col.prop(mat, "pass_index")
-        col.prop(cmat, "sample_as_light", text="Multiple Importance")
+        col.prop(cmat, "sample_as_light")
         col.prop(cmat, "use_transparent_shadow")
 
         col = split.column()
@@ -1044,6 +1033,21 @@ class CyclesMaterial_PT_settings(CyclesButtonsPanel, Panel):
         col.prop(cmat, "volume_interpolation", text="")
         col.prop(cmat, "homogeneous_volume", text="Homogeneous")
 
+        layout.separator()
+        layout.label("Viewport Shading:")
+
+        split = layout.split()
+
+        col = split.column()
+        col.label("Diffuse")
+        col.label("Specular")
+        col.label("Hardness")
+
+        col = split.column()
+        col.prop(mat, "diffuse_color", text="")
+        col.prop(mat, "specular_color", text="")
+        col.prop(mat, "specular_hardness", text="")
+
 
 class CyclesTexture_PT_context(CyclesButtonsPanel, Panel):
     bl_label = ""

source/blender/gpu/intern/gpu_draw.c

@@ -1391,7 +1391,7 @@ static struct GPUMaterialState {
 /* fixed function material, alpha handed by caller */
 static void gpu_material_to_fixed(GPUMaterialFixed *smat, const Material *bmat, const int gamma, const Object *ob, const int new_shading_nodes)
 {
-	if (new_shading_nodes || bmat->mode & MA_SHLESS) {
+	if (bmat->mode & MA_SHLESS) {
 		copy_v3_v3(smat->diff, &bmat->r);
 		smat->diff[3]= 1.0;
 
@@ -1401,6 +1401,19 @@ static void gpu_material_to_fixed(GPUMaterialFixed *smat, const Material *bmat,
 		zero_v4(smat->spec);
 		smat->hard= 0;
 	}
+	else if (new_shading_nodes) {
+		copy_v3_v3(smat->diff, &bmat->r);
+		smat->diff[3]= 1.0;
+		
+		copy_v3_v3(smat->spec, &bmat->specr);
+		smat->spec[3] = 1.0;
+		smat->hard= CLAMPIS(bmat->har, 0, 128);
+		
+		if (gamma) {
+			linearrgb_to_srgb_v3_v3(smat->diff, smat->diff);
+			linearrgb_to_srgb_v3_v3(smat->spec, smat->spec);
+		}		
+	}
 	else {
 		mul_v3_v3fl(smat->diff, &bmat->r, bmat->ref + bmat->emit);
 		smat->diff[3]= 1.0; /* caller may set this to bmat->alpha */