[Bf-blender-cvs] [f447411a826] blender2.8: Bone selection: user control contrast

Jeroen Bakker noreply at git.blender.org
Thu Jun 7 09:26:38 CEST 2018


Commit: f447411a826f3e9daff9da9fc5ef1ba882417668
Author: Jeroen Bakker
Date:   Thu Jun 7 09:18:57 2018 +0200
Branches: blender2.8
https://developer.blender.org/rBf447411a826f3e9daff9da9fc5ef1ba882417668

Bone selection: user control contrast

Experiment: let the user be in control of the alpha channel as some rigs
are hard too see during bone selection. Especially rigs that were
designed for 2.79 wireframe mode.

===================================================================

M	release/scripts/startup/bl_ui/space_view3d.py
M	source/blender/blenloader/intern/versioning_280.c
M	source/blender/draw/modes/pose_mode.c
M	source/blender/editors/space_view3d/space_view3d.c
M	source/blender/makesdna/DNA_view3d_types.h
M	source/blender/makesrna/intern/rna_space.c

===================================================================

diff --git a/release/scripts/startup/bl_ui/space_view3d.py b/release/scripts/startup/bl_ui/space_view3d.py
index c1793d95245..c17b089e04c 100644
--- a/release/scripts/startup/bl_ui/space_view3d.py
+++ b/release/scripts/startup/bl_ui/space_view3d.py
@@ -3724,7 +3724,11 @@ class VIEW3D_PT_overlay(Panel):
             col = layout.column()
             col.active = display_all
             col.prop(overlay, "show_transparent_bones")
-            col.prop(overlay, "show_bone_selection")
+            row = col.split(0.65)
+            row.prop(overlay, "show_bone_selection")
+            sub = row.column()
+            sub.active = display_all and overlay.show_bone_selection
+            sub.prop(overlay, "bone_selection_alpha", text="")
 
         elif context.mode == 'EDIT_ARMATURE':
             col.separator()
diff --git a/source/blender/blenloader/intern/versioning_280.c b/source/blender/blenloader/intern/versioning_280.c
index 83a0f21002a..eb165efb4f9 100644
--- a/source/blender/blenloader/intern/versioning_280.c
+++ b/source/blender/blenloader/intern/versioning_280.c
@@ -1581,5 +1581,17 @@ void blo_do_versions_280(FileData *fd, Library *UNUSED(lib), Main *bmain)
 				}
 			}
 		}
+		if (!DNA_struct_elem_find(fd->filesdna, "View3DOverlay", "float", "bone_selection_alpha")) {
+			for (bScreen *screen = bmain->screen.first; screen; screen = screen->id.next) {
+				for (ScrArea *sa = screen->areabase.first; sa; sa = sa->next) {
+					for (SpaceLink *sl = sa->spacedata.first; sl; sl = sl->next) {
+						if (sl->spacetype == SPACE_VIEW3D) {
+							View3D *v3d = (View3D *)sl;
+							v3d->overlay.bone_selection_alpha = 0.5f;
+						}
+					}
+				}
+			}
+		}
 	}
 }
diff --git a/source/blender/draw/modes/pose_mode.c b/source/blender/draw/modes/pose_mode.c
index 586fb590ebf..ad9567cd9c0 100644
--- a/source/blender/draw/modes/pose_mode.c
+++ b/source/blender/draw/modes/pose_mode.c
@@ -72,13 +72,15 @@ typedef struct POSE_Data {
 
 typedef struct POSE_PrivateData {
 	DRWShadingGroup *bone_selection_shgrp;
+	DRWShadingGroup *bone_selection_invert_shgrp;
+	float blend_color[4];
+	float blend_color_invert[4];
 } POSE_PrivateData; /* Transient data */
 
 static struct {
 	struct GPUShader *bone_selection_sh;
 } e_data = {NULL};
 
-static float blend_color[4] = {0.0, 0.0, 0.0, 0.5};
 
 /* *********** FUNCTIONS *********** */
 static bool POSE_is_bone_selection_overlay_active(void)
@@ -105,11 +107,14 @@ static void POSE_cache_init(void *vedata)
 {
 	POSE_PassList *psl = ((POSE_Data *)vedata)->psl;
 	POSE_StorageList *stl = ((POSE_Data *)vedata)->stl;
+	const DRWContextState *draw_ctx = DRW_context_state_get();
+	View3D *v3d = draw_ctx->v3d;
 
 	if (!stl->g_data) {
 		/* Alloc transient pointers */
 		stl->g_data = MEM_mallocN(sizeof(*stl->g_data), __func__);
 	}
+	POSE_PrivateData *ppd = stl->g_data;
 
 	{
 		/* Solid bones */
@@ -150,13 +155,18 @@ static void POSE_cache_init(void *vedata)
 
 	{
 		if (POSE_is_bone_selection_overlay_active()) {
+			copy_v4_fl4(ppd->blend_color, 0.0f, 0.0f, 0.0f, v3d->overlay.bone_selection_alpha);
+			copy_v4_fl4(ppd->blend_color_invert, 0.0f, 0.0f, 0.0f, pow(v3d->overlay.bone_selection_alpha, 4));
 			DRWShadingGroup *grp;
 			psl->bone_selection = DRW_pass_create(
 			        "Bone Selection",
 			        DRW_STATE_WRITE_COLOR | DRW_STATE_DEPTH_EQUAL | DRW_STATE_BLEND);
 			grp = DRW_shgroup_create(e_data.bone_selection_sh, psl->bone_selection);
-			DRW_shgroup_uniform_vec4(grp, "color", blend_color, 1);
+			DRW_shgroup_uniform_vec4(grp, "color", ppd->blend_color, 1);
 			stl->g_data->bone_selection_shgrp = grp;
+			grp = DRW_shgroup_create(e_data.bone_selection_sh, psl->bone_selection);
+			DRW_shgroup_uniform_vec4(grp, "color", ppd->blend_color_invert, 1);
+			stl->g_data->bone_selection_invert_shgrp = grp;
 		}
 	}
 }
@@ -206,12 +216,16 @@ static void POSE_cache_populate(void *vedata, Object *ob)
 	}
 	else if (ob->type == OB_MESH &&
 	         !DRW_state_is_select() &&
-	         POSE_is_bone_selection_overlay_active() &&
-	         POSE_is_driven_by_active_armature(ob))
+	         POSE_is_bone_selection_overlay_active())
 	{
 		struct Gwn_Batch *geom = DRW_cache_object_surface_get(ob);
 		if (geom) {
-			DRW_shgroup_call_object_add(stl->g_data->bone_selection_shgrp, geom, ob);
+			if (POSE_is_driven_by_active_armature(ob)) {
+				DRW_shgroup_call_object_add(stl->g_data->bone_selection_shgrp, geom, ob);
+			}
+			else {
+				DRW_shgroup_call_object_add(stl->g_data->bone_selection_invert_shgrp, geom, ob);
+			}
 		}
 	}
 }
diff --git a/source/blender/editors/space_view3d/space_view3d.c b/source/blender/editors/space_view3d/space_view3d.c
index 3bd416d7251..7b395153417 100644
--- a/source/blender/editors/space_view3d/space_view3d.c
+++ b/source/blender/editors/space_view3d/space_view3d.c
@@ -332,6 +332,7 @@ static SpaceLink *view3d_new(const ScrArea *UNUSED(sa), const Scene *scene)
 
 	v3d->overlay.flag = V3D_OVERLAY_LOOK_DEV;
 	v3d->overlay.wireframe_threshold = 0.5f;
+	v3d->overlay.bone_selection_alpha = 0.5f;
 
 	v3d->gridflag = V3D_SHOW_X | V3D_SHOW_Y | V3D_SHOW_FLOOR;
 
diff --git a/source/blender/makesdna/DNA_view3d_types.h b/source/blender/makesdna/DNA_view3d_types.h
index ea90ac261da..b1bf7c3692c 100644
--- a/source/blender/makesdna/DNA_view3d_types.h
+++ b/source/blender/makesdna/DNA_view3d_types.h
@@ -169,9 +169,10 @@ typedef struct View3DOverlay {
 
 	/* Armature edit/pose mode settings */
 	int arm_flag;
+	float bone_selection_alpha;
 
 	/* Other settings */
-	float wireframe_threshold, pad;
+	float wireframe_threshold;
 } View3DOverlay;
 
 /* 3D ViewPort Struct */
diff --git a/source/blender/makesrna/intern/rna_space.c b/source/blender/makesrna/intern/rna_space.c
index 185c9a38098..1db826bdb43 100644
--- a/source/blender/makesrna/intern/rna_space.c
+++ b/source/blender/makesrna/intern/rna_space.c
@@ -2571,6 +2571,14 @@ static void rna_def_space_view3d_overlay(BlenderRNA *brna)
 	RNA_def_property_ui_text(prop, "Bone Selection", "Show the Bone Selection Overlay");
 	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);
 
+	prop = RNA_def_property(srna, "bone_selection_alpha", PROP_FLOAT, PROP_FACTOR);
+	RNA_def_property_float_sdna(prop, NULL, "overlay.bone_selection_alpha");
+	RNA_def_property_float_default(prop, 0.5f);
+	RNA_def_property_ui_text(prop, "Opacity", "Opacity to use for bone selection");
+	RNA_def_property_range(prop, 0.0f, 1.0f);
+	RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
+	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);
+
 	prop = RNA_def_property(srna, "show_motion_paths", PROP_BOOLEAN, PROP_NONE);
 	RNA_def_property_boolean_negative_sdna(prop, NULL, "overlay.flag", V3D_OVERLAY_HIDE_MOTION_PATHS);
 	RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);



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