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Diffstat (limited to 'source/blender/draw/intern/draw_armature.c')
| -rw-r--r-- | source/blender/draw/intern/draw_armature.c | 1458 |
1 files changed, 1458 insertions, 0 deletions
diff --git a/source/blender/draw/intern/draw_armature.c b/source/blender/draw/intern/draw_armature.c new file mode 100644 index 00000000000..09fe3d68651 --- /dev/null +++ b/source/blender/draw/intern/draw_armature.c @@ -0,0 +1,1458 @@ +/* + * Copyright 2016, Blender Foundation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Contributor(s): Blender Institute + * + */ + +/** \file draw_armature.c + * \ingroup draw + */ + +#include <stdlib.h> +#include <string.h> +#include <math.h> + +#include "DNA_anim_types.h" +#include "DNA_armature_types.h" +#include "DNA_constraint_types.h" +#include "DNA_scene_types.h" +#include "DNA_screen_types.h" +#include "DNA_view3d_types.h" +#include "DNA_object_types.h" + +#include "DRW_render.h" + +#include "BLI_blenlib.h" +#include "BLI_math.h" +#include "BLI_dlrbTree.h" +#include "BLI_utildefines.h" + +#include "BKE_animsys.h" +#include "BKE_action.h" +#include "BKE_armature.h" +#include "BKE_global.h" +#include "BKE_modifier.h" +#include "BKE_nla.h" +#include "BKE_curve.h" + +#include "BIF_gl.h" + +#include "ED_armature.h" +#include "ED_keyframes_draw.h" + +#include "GPU_select.h" + +#include "UI_resources.h" + +#include "draw_common.h" +#include "draw_manager_text.h" + +#define BONE_VAR(eBone, pchan, var) ((eBone) ? (eBone->var) : (pchan->var)) +#define BONE_FLAG(eBone, pchan) ((eBone) ? (eBone->flag) : (pchan->bone->flag)) + +/* For now just match 2.7x where possible. */ +// #define USE_SOLID_COLOR + +/* Reset for drawing each armature object */ +static struct { + /* Current armature object */ + Object *ob; + /* Reset when changing current_armature */ + DRWShadingGroup *bone_octahedral_solid; + DRWShadingGroup *bone_octahedral_wire; + DRWShadingGroup *bone_box_solid; + DRWShadingGroup *bone_box_wire; + DRWShadingGroup *bone_wire_wire; + DRWShadingGroup *bone_envelope_solid; + DRWShadingGroup *bone_envelope_distance; + DRWShadingGroup *bone_envelope_wire; + DRWShadingGroup *bone_envelope_head_wire; + DRWShadingGroup *bone_point_solid; + DRWShadingGroup *bone_point_wire; + DRWShadingGroup *bone_axes; + DRWShadingGroup *relationship_lines; + + DRWPass *pass_bone_solid; + DRWPass *pass_bone_wire; + DRWPass *pass_bone_envelope; +} g_data = {NULL}; + +/* -------------------------------------------------------------------- */ + +/** \name Shader Groups (DRW_shgroup) + * \{ */ + +/* Octahedral */ +static void drw_shgroup_bone_octahedral_solid(const float (*bone_mat)[4], const float color[4]) +{ + if (g_data.bone_octahedral_solid == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_octahedral_get(); + g_data.bone_octahedral_solid = shgroup_instance_solid(g_data.pass_bone_solid, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_octahedral_solid, final_bonemat, color); +} + +static void drw_shgroup_bone_octahedral_wire(const float (*bone_mat)[4], const float color[4]) +{ + if (g_data.bone_octahedral_wire == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_octahedral_wire_outline_get(); + g_data.bone_octahedral_wire = shgroup_instance_wire(g_data.pass_bone_wire, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_octahedral_wire, final_bonemat, color); +} + +/* Box / B-Bone */ +static void drw_shgroup_bone_box_solid(const float (*bone_mat)[4], const float color[4]) +{ + if (g_data.bone_box_solid == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_box_get(); + g_data.bone_box_solid = shgroup_instance_solid(g_data.pass_bone_solid, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_box_solid, final_bonemat, color); +} + +static void drw_shgroup_bone_box_wire(const float (*bone_mat)[4], const float color[4]) +{ + if (g_data.bone_box_wire == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_box_wire_outline_get(); + g_data.bone_box_wire = shgroup_instance_wire(g_data.pass_bone_wire, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_box_wire, final_bonemat, color); +} + +/* Wire */ +static void drw_shgroup_bone_wire_wire(const float (*bone_mat)[4], const float color[4]) +{ + if (g_data.bone_wire_wire == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_wire_wire_outline_get(); + g_data.bone_wire_wire = shgroup_instance_wire(g_data.pass_bone_wire, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_wire_wire, final_bonemat, color); +} + +/* Envelope */ +static void drw_shgroup_bone_envelope_distance( + const float (*bone_mat)[4], const float color[4], + const float *radius_head, const float *radius_tail, const float *distance) +{ + if (g_data.pass_bone_envelope != NULL) { + if (g_data.bone_envelope_distance == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_envelope_distance_outline_get(); + /* Note: bone_wire draw pass is not really working, think we need another one here? */ + g_data.bone_envelope_distance = shgroup_instance_bone_envelope_wire(g_data.pass_bone_envelope, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_envelope_distance, final_bonemat, color, radius_head, radius_tail, distance); + } +} + +static void drw_shgroup_bone_envelope_solid( + const float (*bone_mat)[4], const float color[4], + const float *radius_head, const float *radius_tail) +{ + if (g_data.bone_envelope_solid == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_envelope_solid_get(); + g_data.bone_envelope_solid = shgroup_instance_bone_envelope_solid(g_data.pass_bone_solid, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_envelope_solid, final_bonemat, color, radius_head, radius_tail); +} + +static void drw_shgroup_bone_envelope_wire( + const float (*bone_mat)[4], const float color[4], + const float *radius_head, const float *radius_tail, const float *distance) +{ + if (g_data.bone_envelope_wire == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_envelope_wire_outline_get(); + g_data.bone_envelope_wire = shgroup_instance_bone_envelope_wire(g_data.pass_bone_wire, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_envelope_wire, final_bonemat, color, radius_head, radius_tail, distance); +} + +static void drw_shgroup_bone_envelope_head_wire( + const float (*bone_mat)[4], const float color[4], + const float *radius_head, const float *radius_tail, const float *distance) +{ + if (g_data.bone_envelope_head_wire == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_envelope_head_wire_outline_get(); + g_data.bone_envelope_head_wire = shgroup_instance_bone_envelope_wire(g_data.pass_bone_wire, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_envelope_head_wire, final_bonemat, color, radius_head, radius_tail, distance); +} + +/* Custom (geometry) */ + +static void drw_shgroup_bone_custom_solid(const float (*bone_mat)[4], const float color[4], Object *custom) +{ + /* grr, not re-using instances! */ + struct Gwn_Batch *geom = DRW_cache_object_surface_get(custom); + if (geom) { + DRWShadingGroup *shgrp_geom_solid = shgroup_instance_solid(g_data.pass_bone_solid, geom); + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(shgrp_geom_solid, final_bonemat, color); + } +} + +static void drw_shgroup_bone_custom_wire(const float (*bone_mat)[4], const float color[4], Object *custom) +{ + /* grr, not re-using instances! */ + struct Gwn_Batch *geom = DRW_cache_object_wire_outline_get(custom); + if (geom) { + DRWShadingGroup *shgrp_geom_wire = shgroup_instance_wire(g_data.pass_bone_wire, geom); + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(shgrp_geom_wire, final_bonemat, color); + } +} + +/* Head and tail sphere */ +static void drw_shgroup_bone_point_solid(const float (*bone_mat)[4], const float color[4]) +{ + if (g_data.bone_point_solid == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_point_get(); + g_data.bone_point_solid = shgroup_instance_solid(g_data.pass_bone_solid, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_point_solid, final_bonemat, color); +} + +static void drw_shgroup_bone_point_wire(const float (*bone_mat)[4], const float color[4]) +{ + if (g_data.bone_point_wire == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_point_wire_outline_get(); + g_data.bone_point_wire = shgroup_instance_wire(g_data.pass_bone_wire, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_point_wire, final_bonemat, color); +} + +/* Axes */ +static void drw_shgroup_bone_axes(const float (*bone_mat)[4], const float color[4]) +{ + if (g_data.bone_axes == NULL) { + struct Gwn_Batch *geom = DRW_cache_bone_arrows_get(); + g_data.bone_axes = shgroup_instance_wire(g_data.pass_bone_wire, geom); + } + float final_bonemat[4][4]; + mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat); + DRW_shgroup_call_dynamic_add(g_data.bone_axes, final_bonemat, color); +} + +/* Relationship lines */ +static void UNUSED_FUNCTION(drw_shgroup_bone_relationship_lines)(const float head[3], const float tail[3]) +{ + DRW_shgroup_call_dynamic_add(g_data.relationship_lines, head); + DRW_shgroup_call_dynamic_add(g_data.relationship_lines, tail); +} + +/** \} */ + + +/* -------------------------------------------------------------------- */ + +/** \name Drawing Theme Helpers + * + * Note, this section is duplicate of code in 'drawarmature.c'. + * + * \{ */ + +/* global here is reset before drawing each bone */ +struct { + const ThemeWireColor *bcolor; +} g_color; + +/* values of colCode for set_pchan_color */ +enum { + PCHAN_COLOR_NORMAL = 0, /* normal drawing */ + PCHAN_COLOR_SOLID, /* specific case where "solid" color is needed */ + PCHAN_COLOR_CONSTS, /* "constraint" colors (which may/may-not be suppressed) */ + + PCHAN_COLOR_SPHEREBONE_BASE, /* for the 'stick' of sphere (envelope) bones */ + PCHAN_COLOR_SPHEREBONE_END, /* for the ends of sphere (envelope) bones */ + PCHAN_COLOR_LINEBONE /* for the middle of line-bones */ +}; + +/* This function sets the color-set for coloring a certain bone */ +static void set_pchan_colorset(Object *ob, bPoseChannel *pchan) +{ + bPose *pose = (ob) ? ob->pose : NULL; + bArmature *arm = (ob) ? ob->data : NULL; + bActionGroup *grp = NULL; + short color_index = 0; + + /* sanity check */ + if (ELEM(NULL, ob, arm, pose, pchan)) { + g_color.bcolor = NULL; + return; + } + + /* only try to set custom color if enabled for armature */ + if (arm->flag & ARM_COL_CUSTOM) { + /* currently, a bone can only use a custom color set if it's group (if it has one), + * has been set to use one + */ + if (pchan->agrp_index) { + grp = (bActionGroup *)BLI_findlink(&pose->agroups, (pchan->agrp_index - 1)); + if (grp) + color_index = grp->customCol; + } + } + + /* bcolor is a pointer to the color set to use. If NULL, then the default + * color set (based on the theme colors for 3d-view) is used. + */ + if (color_index > 0) { + bTheme *btheme = UI_GetTheme(); + g_color.bcolor = &btheme->tarm[(color_index - 1)]; + } + else if (color_index == -1) { + /* use the group's own custom color set (grp is always != NULL here) */ + g_color.bcolor = &grp->cs; + } + else { + g_color.bcolor = NULL; + } +} + +/* This function is for brightening/darkening a given color (like UI_GetThemeColorShade3ubv()) */ +static void cp_shade_color3ub(unsigned char cp[3], const int offset) +{ + int r, g, b; + + r = offset + (int) cp[0]; + CLAMP(r, 0, 255); + g = offset + (int) cp[1]; + CLAMP(g, 0, 255); + b = offset + (int) cp[2]; + CLAMP(b, 0, 255); + + cp[0] = r; + cp[1] = g; + cp[2] = b; +} + +/* This function sets the gl-color for coloring a certain bone (based on bcolor) */ +static bool set_pchan_color(short colCode, const int boneflag, const short constflag, float r_color[4]) +{ + float *fcolor = r_color; + const ThemeWireColor *bcolor = g_color.bcolor; + + switch (colCode) { + case PCHAN_COLOR_NORMAL: + { + if (bcolor) { + unsigned char cp[4] = {255}; + + if (boneflag & BONE_DRAW_ACTIVE) { + copy_v3_v3_char((char *)cp, bcolor->active); + if (!(boneflag & BONE_SELECTED)) { + cp_shade_color3ub(cp, -80); + } + } + else if (boneflag & BONE_SELECTED) { + copy_v3_v3_char((char *)cp, bcolor->select); + } + else { + /* a bit darker than solid */ + copy_v3_v3_char((char *)cp, bcolor->solid); + cp_shade_color3ub(cp, -50); + } + + rgb_uchar_to_float(fcolor, cp); + } + else { + if ((boneflag & BONE_DRAW_ACTIVE) && (boneflag & BONE_SELECTED)) { + UI_GetThemeColor4fv(TH_BONE_POSE_ACTIVE, fcolor); + } + else if (boneflag & BONE_DRAW_ACTIVE) { + UI_GetThemeColorBlendShade4fv(TH_WIRE, TH_BONE_POSE, 0.15f, 0, fcolor); + } + else if (boneflag & BONE_SELECTED) { + UI_GetThemeColor4fv(TH_BONE_POSE, fcolor); + } + else { + UI_GetThemeColor4fv(TH_WIRE, fcolor); + } + } + + return true; + } + case PCHAN_COLOR_SOLID: + { + if (bcolor) { + rgb_uchar_to_float(fcolor, (unsigned char *)bcolor->solid); + } + else { + UI_GetThemeColor4fv(TH_BONE_SOLID, fcolor); + } + + return true; + } + case PCHAN_COLOR_CONSTS: + { + if ((bcolor == NULL) || (bcolor->flag & TH_WIRECOLOR_CONSTCOLS)) { + unsigned char cp[4]; + if (constflag & PCHAN_HAS_TARGET) rgba_char_args_set((char *)cp, 255, 150, 0, 80); + else if (constflag & PCHAN_HAS_IK) rgba_char_args_set((char *)cp, 255, 255, 0, 80); + else if (constflag & PCHAN_HAS_SPLINEIK) rgba_char_args_set((char *)cp, 200, 255, 0, 80); + else if (constflag & PCHAN_HAS_CONST) rgba_char_args_set((char *)cp, 0, 255, 120, 80); + + rgba_uchar_to_float(fcolor, cp); + + return true; + } + return false; + } + case PCHAN_COLOR_SPHEREBONE_BASE: + { + if (bcolor) { + unsigned char cp[4] = {255}; + + if (boneflag & BONE_DRAW_ACTIVE) { + copy_v3_v3_char((char *)cp, bcolor->active); + } + else if (boneflag & BONE_SELECTED) { + copy_v3_v3_char((char *)cp, bcolor->select); + } + else { + copy_v3_v3_char((char *)cp, bcolor->solid); + } + + rgb_uchar_to_float(fcolor, cp); + } + else { + if (boneflag & BONE_DRAW_ACTIVE) { + UI_GetThemeColorShade4fv(TH_BONE_POSE, 40, fcolor); + } + else if (boneflag & BONE_SELECTED) { + UI_GetThemeColor4fv(TH_BONE_POSE, fcolor); + } + else { + UI_GetThemeColor4fv(TH_BONE_SOLID, fcolor); + } + } + + return true; + } + case PCHAN_COLOR_SPHEREBONE_END: + { + if (bcolor) { + unsigned char cp[4] = {255}; + + if (boneflag & BONE_DRAW_ACTIVE) { + copy_v3_v3_char((char *)cp, bcolor->active); + cp_shade_color3ub(cp, 10); + } + else if (boneflag & BONE_SELECTED) { + copy_v3_v3_char((char *)cp, bcolor->select); + cp_shade_color3ub(cp, -30); + } + else { + copy_v3_v3_char((char *)cp, bcolor->solid); + cp_shade_color3ub(cp, -30); + } + + rgb_uchar_to_float(fcolor, cp); + } + else { + if (boneflag & BONE_DRAW_ACTIVE) { + UI_GetThemeColorShade4fv(TH_BONE_POSE, 10, fcolor); + } + else if (boneflag & BONE_SELECTED) { + UI_GetThemeColorShade4fv(TH_BONE_POSE, -30, fcolor); + } + else { + UI_GetThemeColorShade4fv(TH_BONE_SOLID, -30, fcolor); + } + } + break; + } + case PCHAN_COLOR_LINEBONE: + { + /* inner part in background color or constraint */ + if ((constflag) && ((bcolor == NULL) || (bcolor->flag & TH_WIRECOLOR_CONSTCOLS))) { + unsigned char cp[4]; + if (constflag & PCHAN_HAS_TARGET) rgba_char_args_set((char *)cp, 255, 150, 0, 255); + else if (constflag & PCHAN_HAS_IK) rgba_char_args_set((char *)cp, 255, 255, 0, 255); + else if (constflag & PCHAN_HAS_SPLINEIK) rgba_char_args_set((char *)cp, 200, 255, 0, 255); + else if (constflag & PCHAN_HAS_CONST) rgba_char_args_set((char *)cp, 0, 255, 120, 255); + else if (constflag) UI_GetThemeColor4ubv(TH_BONE_POSE, cp); /* PCHAN_HAS_ACTION */ + + rgb_uchar_to_float(fcolor, cp); + } + else { + if (bcolor) { + const char *cp = bcolor->solid; + rgb_uchar_to_float(fcolor, (unsigned char *)cp); + fcolor[3] = 204.f / 255.f; + } + else { + UI_GetThemeColorShade4fv(TH_BACK, -30, fcolor); + } + } + + return true; + } + } + + return false; +} + +/** \} */ + + +/* -------------------------------------------------------------------- */ + +/** \name Drawing Color Helpers + * \{ */ + +/** + * Follow `TH_*` naming except for mixed colors. + */ +static struct { + float select_color[4]; + float edge_select_color[4]; + float bone_select_color[4]; /* tint */ + float wire_color[4]; + float wire_edit_color[4]; + float bone_solid_color[4]; + float bone_active_unselect_color[4]; /* mix */ + float bone_pose_color[4]; + float bone_pose_active_color[4]; + float bone_pose_active_unselect_color[4]; /* mix */ + float text_hi_color[4]; + float text_color[4]; + float vertex_select_color[4]; + float vertex_color[4]; + + /* not a theme, this is an override */ + const float *const_color; +} g_theme; + +/** See: 'set_pchan_color'*/ +static void update_color(const float const_color[4]) +{ + g_theme.const_color = const_color; + +#define NO_ALPHA(c) (((c)[3] = 1.0f), (c)) + + UI_GetThemeColor3fv(TH_SELECT, NO_ALPHA(g_theme.select_color)); + UI_GetThemeColor3fv(TH_EDGE_SELECT, NO_ALPHA(g_theme.edge_select_color)); + UI_GetThemeColorShade3fv(TH_EDGE_SELECT, -20, NO_ALPHA(g_theme.bone_select_color)); + UI_GetThemeColor3fv(TH_WIRE, NO_ALPHA(g_theme.wire_color)); + UI_GetThemeColor3fv(TH_WIRE_EDIT, NO_ALPHA(g_theme.wire_edit_color)); + UI_GetThemeColor3fv(TH_BONE_SOLID, NO_ALPHA(g_theme.bone_solid_color)); + UI_GetThemeColorBlendShade3fv(TH_WIRE_EDIT, TH_EDGE_SELECT, 0.15f, 0, NO_ALPHA(g_theme.bone_active_unselect_color)); + UI_GetThemeColor3fv(TH_BONE_POSE, NO_ALPHA(g_theme.bone_pose_color)); + UI_GetThemeColor3fv(TH_BONE_POSE_ACTIVE, NO_ALPHA(g_theme.bone_pose_active_color)); + UI_GetThemeColorBlendShade3fv(TH_WIRE, TH_BONE_POSE, 0.15f, 0, NO_ALPHA(g_theme.bone_pose_active_unselect_color)); + UI_GetThemeColor3fv(TH_TEXT_HI, NO_ALPHA(g_theme.text_hi_color)); + UI_GetThemeColor3fv(TH_TEXT, NO_ALPHA(g_theme.text_color)); + UI_GetThemeColor3fv(TH_VERTEX_SELECT, NO_ALPHA(g_theme.vertex_select_color)); + UI_GetThemeColor3fv(TH_VERTEX, NO_ALPHA(g_theme.vertex_color)); + +#undef NO_ALPHA +} + +static const float *get_bone_solid_color( + const EditBone *eBone, const bPoseChannel *pchan, const bArmature *arm, + const int boneflag, const short constflag) +{ + if (g_theme.const_color) + return g_theme.bone_solid_color; + +#ifdef USE_SOLID_COLOR + /* Edit Mode */ + if (eBone) { + bool is_active = (arm->act_edbone == eBone); + if (eBone->flag & BONE_SELECTED) { + if (is_active) { + return g_theme.edge_select_color; + } + else { + return g_theme.bone_select_color; + } + } + } + else if (arm->flag & ARM_POSEMODE) { + bool is_active = (arm->act_bone == pchan->bone); + if (pchan->bone->flag & BONE_SELECTED) { + if (is_active) { + return g_theme.bone_pose_active_color; + } + else { + return g_theme.bone_pose_color; + } + } + } +#else + if (arm->drawtype == ARM_ENVELOPE) { + /* Edit Mode */ + if (eBone) { + bool is_active = (arm->act_edbone == eBone); + if (eBone->flag & BONE_SELECTED) { + if (is_active) { + return g_theme.edge_select_color; + } + else { + return g_theme.bone_select_color; + } + } + } + else if (arm->flag & ARM_POSEMODE) { + bool is_active = (arm->act_bone == pchan->bone); + if (pchan->bone->flag & BONE_SELECTED) { + if (is_active) { + return g_theme.bone_pose_active_color; + } + else { + return g_theme.bone_pose_color; + } + } + } + } +#endif + + if (arm->flag & ARM_POSEMODE) { + float *disp_color = pchan->draw_data->solid_color; + set_pchan_color(PCHAN_COLOR_SOLID, boneflag, constflag, disp_color); + disp_color[3] = 1.0; + return disp_color; + } + + return g_theme.bone_solid_color; +} + +static const float *get_bone_wire_color( + const EditBone *eBone, const bPoseChannel *pchan, const bArmature *arm, + const int boneflag, const short constflag) +{ + if (g_theme.const_color) + return g_theme.const_color; + + if (eBone) { + if (boneflag & BONE_SELECTED) { + if (boneflag & BONE_DRAW_ACTIVE) { + return g_theme.edge_select_color; + } + else { + return g_theme.bone_select_color; + } + } + else { + if (boneflag & BONE_DRAW_ACTIVE) { + return g_theme.bone_active_unselect_color; + } + else { + return g_theme.wire_edit_color; + } + } + } + else if (arm->flag & ARM_POSEMODE) { + float *disp_color = pchan->draw_data->wire_color; + set_pchan_color(PCHAN_COLOR_NORMAL, boneflag, constflag, disp_color); + disp_color[3] = 1.0; + return disp_color; + + +#if 0 + if (boneflag & BONE_SELECTED) { + if (is_active) { + return g_theme.bone_pose_active_color; + } + else { + return g_theme.bone_pose_color; + } + } + else { + if (is_active) { + return g_theme.bone_pose_active_unselect_color; + } + else { + return g_theme.wire_color; + } + } +#endif + } + + return g_theme.vertex_color; +} + +/** \} */ + + +/* -------------------------------------------------------------------- */ + +/** \name Helper Utils + * \{ */ + +static void pchan_draw_data_init(bPoseChannel *pchan) +{ + if (pchan->draw_data != NULL) { + if (pchan->draw_data->bbone_matrix_len != pchan->bone->segments) { + MEM_SAFE_FREE(pchan->draw_data); + } + } + + if (pchan->draw_data == NULL) { + pchan->draw_data = MEM_mallocN(sizeof(*pchan->draw_data) + sizeof(Mat4) * pchan->bone->segments, __func__); + pchan->draw_data->bbone_matrix_len = pchan->bone->segments; + } +} + +static void draw_bone_update_disp_matrix_default(EditBone *eBone, bPoseChannel *pchan) +{ + float s[4][4], ebmat[4][4]; + float length; + float (*bone_mat)[4]; + float (*disp_mat)[4]; + float (*disp_tail_mat)[4]; + + /* TODO : This should be moved to depsgraph or armature refresh + * and not be tight to the draw pass creation. + * This would refresh armature without invalidating the draw cache */ + if (pchan) { + length = pchan->bone->length; + bone_mat = pchan->pose_mat; + disp_mat = pchan->disp_mat; + disp_tail_mat = pchan->disp_tail_mat; + } + else { + eBone->length = len_v3v3(eBone->tail, eBone->head); + ED_armature_ebone_to_mat4(eBone, ebmat); + + length = eBone->length; + bone_mat = ebmat; + disp_mat = eBone->disp_mat; + disp_tail_mat = eBone->disp_tail_mat; + } + + scale_m4_fl(s, length); + mul_m4_m4m4(disp_mat, bone_mat, s); + copy_m4_m4(disp_tail_mat, disp_mat); + translate_m4(disp_tail_mat, 0.0f, 1.0f, 0.0f); +} + +/* XXX Direct copy from drawarmature.c... This is ugly! */ +/* A partial copy of b_bone_spline_setup(), with just the parts for previewing editmode curve settings + * + * This assumes that prev/next bones don't have any impact (since they should all still be in the "straight" + * position here anyway), and that we can simply apply the bbone settings to get the desired effect... + */ +static void ebone_spline_preview(EditBone *ebone, float result_array[MAX_BBONE_SUBDIV][4][4]) +{ + float h1[3], h2[3], length, hlength1, hlength2, roll1 = 0.0f, roll2 = 0.0f; + float mat3[3][3]; + float data[MAX_BBONE_SUBDIV + 1][4], *fp; + int a; + + length = ebone->length; + + hlength1 = ebone->ease1 * length * 0.390464f; /* 0.5f * sqrt(2) * kappa, the handle length for near-perfect circles */ + hlength2 = ebone->ease2 * length * 0.390464f; + + /* find the handle points, since this is inside bone space, the + * first point = (0, 0, 0) + * last point = (0, length, 0) + * + * we also just apply all the "extra effects", since they're the whole reason we're doing this... + */ + h1[0] = ebone->curveInX; + h1[1] = hlength1; + h1[2] = ebone->curveInY; + roll1 = ebone->roll1; + + h2[0] = ebone->curveOutX; + h2[1] = -hlength2; + h2[2] = ebone->curveOutY; + roll2 = ebone->roll2; + + /* make curve */ + if (ebone->segments > MAX_BBONE_SUBDIV) + ebone->segments = MAX_BBONE_SUBDIV; + + BKE_curve_forward_diff_bezier(0.0f, h1[0], h2[0], 0.0f, data[0], MAX_BBONE_SUBDIV, 4 * sizeof(float)); + BKE_curve_forward_diff_bezier(0.0f, h1[1], length + h2[1], length, data[0] + 1, MAX_BBONE_SUBDIV, 4 * sizeof(float)); + BKE_curve_forward_diff_bezier(0.0f, h1[2], h2[2], 0.0f, data[0] + 2, MAX_BBONE_SUBDIV, 4 * sizeof(float)); + BKE_curve_forward_diff_bezier(roll1, roll1 + 0.390464f * (roll2 - roll1), roll2 - 0.390464f * (roll2 - roll1), roll2, data[0] + 3, MAX_BBONE_SUBDIV, 4 * sizeof(float)); + + equalize_bbone_bezier(data[0], ebone->segments); /* note: does stride 4! */ + + /* make transformation matrices for the segments for drawing */ + for (a = 0, fp = data[0]; a < ebone->segments; a++, fp += 4) { + sub_v3_v3v3(h1, fp + 4, fp); + vec_roll_to_mat3(h1, fp[3], mat3); /* fp[3] is roll */ + + copy_m4_m3(result_array[a], mat3); + copy_v3_v3(result_array[a][3], fp); + + /* "extra" scale facs... */ + { + const int num_segments = ebone->segments; + + const float scaleFactorIn = 1.0f + (ebone->scaleIn - 1.0f) * ((float)(num_segments - a) / (float)num_segments); + const float scaleFactorOut = 1.0f + (ebone->scaleOut - 1.0f) * ((float)(a + 1) / (float)num_segments); + + const float scalefac = scaleFactorIn * scaleFactorOut; + float bscalemat[4][4], bscale[3]; + + bscale[0] = scalefac; + bscale[1] = 1.0f; + bscale[2] = scalefac; + + size_to_mat4(bscalemat, bscale); + + /* Note: don't multiply by inverse scale mat here, as it causes problems with scaling shearing and breaking segment chains */ + mul_m4_series(result_array[a], result_array[a], bscalemat); + } + } +} + +static void draw_bone_update_disp_matrix_bbone(EditBone *eBone, bPoseChannel *pchan) +{ + float s[4][4], ebmat[4][4]; + float length, xwidth, zwidth; + float (*bone_mat)[4]; + short bbone_segments; + + /* TODO : This should be moved to depsgraph or armature refresh + * and not be tight to the draw pass creation. + * This would refresh armature without invalidating the draw cache */ + if (pchan) { + length = pchan->bone->length; + xwidth = pchan->bone->xwidth; + zwidth = pchan->bone->zwidth; + bone_mat = pchan->pose_mat; + bbone_segments = pchan->bone->segments; + } + else { + eBone->length = len_v3v3(eBone->tail, eBone->head); + ED_armature_ebone_to_mat4(eBone, ebmat); + + length = eBone->length; + xwidth = eBone->xwidth; + zwidth = eBone->zwidth; + bone_mat = ebmat; + bbone_segments = eBone->segments; + } + + size_to_mat4(s, (const float[3]){xwidth, length / bbone_segments, zwidth}); + + /* Compute BBones segment matrices... */ + /* Note that we need this even for one-segment bones, because box drawing need specific weirdo matrix for the box, + * that we cannot use to draw end points & co. */ + if (pchan) { + Mat4 *bbones_mat = (Mat4 *)pchan->draw_data->bbone_matrix; + if (bbone_segments > 1) { + b_bone_spline_setup(pchan, 0, bbones_mat); + + for (int i = bbone_segments; i--; bbones_mat++) { + mul_m4_m4m4(bbones_mat->mat, bbones_mat->mat, s); + mul_m4_m4m4(bbones_mat->mat, bone_mat, bbones_mat->mat); + } + } + else { + mul_m4_m4m4(bbones_mat->mat, bone_mat, s); + } + } + else { + float (*bbones_mat)[4][4] = eBone->disp_bbone_mat; + + if (bbone_segments > 1) { + ebone_spline_preview(eBone, bbones_mat); + + for (int i = bbone_segments; i--; bbones_mat++) { + mul_m4_m4m4(*bbones_mat, *bbones_mat, s); + mul_m4_m4m4(*bbones_mat, bone_mat, *bbones_mat); + } + } + else { + mul_m4_m4m4(*bbones_mat, bone_mat, s); + } + } + + /* Grrr... We need default display matrix to draw end points, axes, etc. :( */ + draw_bone_update_disp_matrix_default(eBone, pchan); +} + +static void draw_bone_update_disp_matrix_custom(bPoseChannel *pchan) +{ + float s[4][4]; + float length; + float (*bone_mat)[4]; + float (*disp_mat)[4]; + float (*disp_tail_mat)[4]; + + /* See TODO above */ + length = PCHAN_CUSTOM_DRAW_SIZE(pchan); + bone_mat = pchan->custom_tx ? pchan->custom_tx->pose_mat : pchan->pose_mat; + disp_mat = pchan->disp_mat; + disp_tail_mat = pchan->disp_tail_mat; + + scale_m4_fl(s, length); + mul_m4_m4m4(disp_mat, bone_mat, s); + copy_m4_m4(disp_tail_mat, disp_mat); + translate_m4(disp_tail_mat, 0.0f, 1.0f, 0.0f); +} + +static void draw_axes(EditBone *eBone, bPoseChannel *pchan) +{ + const float *col = (g_theme.const_color) ? g_theme.const_color : + (BONE_FLAG(eBone, pchan) & BONE_SELECTED) ? g_theme.text_hi_color : g_theme.text_color; + + drw_shgroup_bone_axes(BONE_VAR(eBone, pchan, disp_mat), col); +} + +static void draw_points( + const EditBone *eBone, const bPoseChannel *pchan, const bArmature *arm, + const int boneflag, const short constflag, + const int select_id) +{ + const float *col_solid_root = g_theme.bone_solid_color; + const float *col_solid_tail = g_theme.bone_solid_color; + const float *col_wire_root = (g_theme.const_color) ? g_theme.const_color : g_theme.vertex_color; + const float *col_wire_tail = (g_theme.const_color) ? g_theme.const_color : g_theme.vertex_color; + + const bool is_envelope_draw = (arm->drawtype == ARM_ENVELOPE); + static const float envelope_ignore = -1.0f; + + /* Edit bone points can be selected */ + if (eBone) { + if (eBone->flag & BONE_ROOTSEL) { +#ifdef USE_SOLID_COLOR + col_solid_root = g_theme.vertex_select_color; +#else + if (is_envelope_draw) { + col_solid_root = g_theme.vertex_select_color; + } +#endif + col_wire_root = g_theme.vertex_select_color; + } + if (eBone->flag & BONE_TIPSEL) { +#ifdef USE_SOLID_COLOR + col_solid_tail = g_theme.vertex_select_color; +#else + if (is_envelope_draw) { + col_solid_tail = g_theme.vertex_select_color; + } +#endif + col_wire_tail = g_theme.vertex_select_color; + } + } + else if (arm->flag & ARM_POSEMODE) { + col_solid_root = col_solid_tail = get_bone_solid_color(eBone, pchan, arm, boneflag, constflag); + col_wire_root = col_wire_tail = get_bone_wire_color(eBone, pchan, arm, boneflag, constflag); + } + + /* Draw root point if we are not connected and parent are not hidden */ + if ((BONE_FLAG(eBone, pchan) & BONE_CONNECTED) == 0) { + if (select_id != -1) { + DRW_select_load_id(select_id | BONESEL_ROOT); + } + + if (eBone) { + if (!((eBone->parent) && !EBONE_VISIBLE(arm, eBone->parent))) { + if (is_envelope_draw) { + drw_shgroup_bone_envelope_solid(eBone->disp_mat, col_solid_root, + &eBone->rad_head, &envelope_ignore); + drw_shgroup_bone_envelope_head_wire(eBone->disp_mat, col_wire_root, + &eBone->rad_head, &envelope_ignore, &envelope_ignore); + } + else { + drw_shgroup_bone_point_solid(eBone->disp_mat, col_solid_root); + drw_shgroup_bone_point_wire(eBone->disp_mat, col_wire_root); + } + } + } + else { + Bone *bone = pchan->bone; + if (!((bone->parent) && (bone->parent->flag & (BONE_HIDDEN_P | BONE_HIDDEN_PG)))) { + if (is_envelope_draw) { + drw_shgroup_bone_envelope_solid(pchan->disp_mat, col_solid_root, + &bone->rad_head, &envelope_ignore); + drw_shgroup_bone_envelope_head_wire(pchan->disp_mat, col_wire_root, + &bone->rad_head, &envelope_ignore, &envelope_ignore); + } + else { + drw_shgroup_bone_point_solid(pchan->disp_mat, col_solid_root); + drw_shgroup_bone_point_wire(pchan->disp_mat, col_wire_root); + } + } + } + } + + /* Draw tip point */ + if (select_id != -1) { + DRW_select_load_id(select_id | BONESEL_TIP); + } + + if (is_envelope_draw) { + const float *rad_tail = eBone ? &eBone->rad_tail : &pchan->bone->rad_tail; + drw_shgroup_bone_envelope_solid( + BONE_VAR(eBone, pchan, disp_mat), col_solid_tail, &envelope_ignore, rad_tail); + drw_shgroup_bone_envelope_head_wire( + BONE_VAR(eBone, pchan, disp_mat), col_wire_tail, &envelope_ignore, rad_tail, &envelope_ignore); + } + else { + drw_shgroup_bone_point_solid(BONE_VAR(eBone, pchan, disp_tail_mat), col_solid_tail); + drw_shgroup_bone_point_wire(BONE_VAR(eBone, pchan, disp_tail_mat), col_wire_tail); + } + + if (select_id != -1) { + DRW_select_load_id(-1); + } +} + +/** \} */ + + +/* -------------------------------------------------------------------- */ + +/** \name Draw Bones + * \{ */ + +static void draw_bone_custom_shape( + EditBone *eBone, bPoseChannel *pchan, bArmature *arm, + const int boneflag, const short constflag, + const int select_id) +{ + const float *col_solid = get_bone_solid_color(eBone, pchan, arm, boneflag, constflag); + const float *col_wire = get_bone_wire_color(eBone, pchan, arm, boneflag, constflag); + const float (*disp_mat)[4] = pchan->disp_mat; + + if (select_id != -1) { + DRW_select_load_id(select_id | BONESEL_BONE); + } + + drw_shgroup_bone_custom_solid(disp_mat, col_solid, pchan->custom); + drw_shgroup_bone_custom_wire(disp_mat, col_wire, pchan->custom); + + if (select_id != -1) { + DRW_select_load_id(-1); + } +} + +static void draw_bone_envelope( + EditBone *eBone, bPoseChannel *pchan, bArmature *arm, + const int boneflag, const short constflag, + const int select_id) +{ + const float *col_solid = get_bone_solid_color(eBone, pchan, arm, boneflag, constflag); + const float *col_wire = get_bone_wire_color(eBone, pchan, arm, boneflag, constflag); + + static const float col_white[4] = {1.0f, 1.0f, 1.0f, 0.2f}; + + float *rad_head, *rad_tail, *distance; + if (eBone) { + rad_tail = &eBone->rad_tail; + distance = &eBone->dist; + rad_head = (eBone->parent && (boneflag & BONE_CONNECTED)) ? &eBone->parent->rad_tail : &eBone->rad_head; + } + else { + rad_tail = &pchan->bone->rad_tail; + distance = &pchan->bone->dist; + rad_head = (pchan->parent && (boneflag & BONE_CONNECTED)) ? &pchan->parent->bone->rad_tail : &pchan->bone->rad_head; + } + + if ((boneflag & BONE_NO_DEFORM) == 0 && + ((boneflag & BONE_SELECTED) || (eBone && (boneflag & (BONE_ROOTSEL | BONE_TIPSEL))))) + { + drw_shgroup_bone_envelope_distance(BONE_VAR(eBone, pchan, disp_mat), col_white, rad_head, rad_tail, distance); + } + + if (select_id != -1) { + DRW_select_load_id(select_id | BONESEL_BONE); + } + + drw_shgroup_bone_envelope_solid(BONE_VAR(eBone, pchan, disp_mat), col_solid, rad_head, rad_tail); + drw_shgroup_bone_envelope_wire(BONE_VAR(eBone, pchan, disp_mat), col_wire, rad_head, rad_tail, distance); + + if (select_id != -1) { + DRW_select_load_id(-1); + } + + draw_points(eBone, pchan, arm, boneflag, constflag, select_id); +} + +static void draw_bone_line( + EditBone *UNUSED(eBone), bPoseChannel *UNUSED(pchan), bArmature *UNUSED(arm), + const int UNUSED(boneflag), const short UNUSED(constflag), + const int UNUSED(select_id)) +{ + /* work in progress -- fclem */ +} + +static void draw_bone_wire( + EditBone *eBone, bPoseChannel *pchan, bArmature *arm, + const int boneflag, const short constflag, + const int select_id) +{ + const float *col_wire = get_bone_wire_color(eBone, pchan, arm, boneflag, constflag); + + if (select_id != -1) { + DRW_select_load_id(select_id | BONESEL_BONE); + } + + if (pchan) { + Mat4 *bbones_mat = (Mat4 *)pchan->draw_data->bbone_matrix; + BLI_assert(bbones_mat != NULL); + + for (int i = pchan->bone->segments; i--; bbones_mat++) { + drw_shgroup_bone_wire_wire(bbones_mat->mat, col_wire); + } + } + else if (eBone) { + for (int i = 0; i < eBone->segments; i++) { + drw_shgroup_bone_wire_wire(eBone->disp_bbone_mat[i], col_wire); + } + } + + if (select_id != -1) { + DRW_select_load_id(-1); + } + + if (eBone) { + draw_points(eBone, pchan, arm, boneflag, constflag, select_id); + } +} + +static void draw_bone_box( + EditBone *eBone, bPoseChannel *pchan, bArmature *arm, + const int boneflag, const short constflag, + const int select_id) +{ + const float *col_solid = get_bone_solid_color(eBone, pchan, arm, boneflag, constflag); + const float *col_wire = get_bone_wire_color(eBone, pchan, arm, boneflag, constflag); + + if (select_id != -1) { + DRW_select_load_id(select_id | BONESEL_BONE); + } + + if (pchan) { + Mat4 *bbones_mat = (Mat4 *)pchan->draw_data->bbone_matrix; + BLI_assert(bbones_mat != NULL); + + for (int i = pchan->bone->segments; i--; bbones_mat++) { + drw_shgroup_bone_box_solid(bbones_mat->mat, col_solid); + drw_shgroup_bone_box_wire(bbones_mat->mat, col_wire); + } + } + else if (eBone) { + for (int i = 0; i < eBone->segments; i++) { + drw_shgroup_bone_box_solid(eBone->disp_bbone_mat[i], col_solid); + drw_shgroup_bone_box_wire(eBone->disp_bbone_mat[i], col_wire); + } + } + + if (select_id != -1) { + DRW_select_load_id(-1); + } + + if (eBone) { + draw_points(eBone, pchan, arm, boneflag, constflag, select_id); + } +} + +static void draw_bone_octahedral( + EditBone *eBone, bPoseChannel *pchan, bArmature *arm, + const int boneflag, const short constflag, + const int select_id) +{ + const float *col_solid = get_bone_solid_color(eBone, pchan, arm, boneflag, constflag); + const float *col_wire = get_bone_wire_color(eBone, pchan, arm, boneflag, constflag); + + if (select_id != -1) { + DRW_select_load_id(select_id | BONESEL_BONE); + } + + drw_shgroup_bone_octahedral_solid(BONE_VAR(eBone, pchan, disp_mat), col_solid); + drw_shgroup_bone_octahedral_wire(BONE_VAR(eBone, pchan, disp_mat), col_wire); + + if (select_id != -1) { + DRW_select_load_id(-1); + } + + draw_points(eBone, pchan, arm, boneflag, constflag, select_id); +} + +/** \} */ + + +/* -------------------------------------------------------------------- */ + +/** \name Main Draw Loops + * \{ */ + +static void draw_armature_edit(Object *ob) +{ + EditBone *eBone; + bArmature *arm = ob->data; + int index; + const bool is_select = DRW_state_is_select(); + + update_color(NULL); + + const bool show_text = DRW_state_show_text(); + + for (eBone = arm->edbo->first, index = 0; eBone; eBone = eBone->next, index++) { + if (eBone->layer & arm->layer) { + if ((eBone->flag & BONE_HIDDEN_A) == 0) { + const int select_id = is_select ? index : (unsigned int)-1; + + const short constflag = 0; + + /* catch exception for bone with hidden parent */ + int boneflag = eBone->flag; + if ((eBone->parent) && !EBONE_VISIBLE(arm, eBone->parent)) { + boneflag &= ~BONE_CONNECTED; + } + + /* set temporary flag for drawing bone as active, but only if selected */ + if (eBone == arm->act_edbone) { + boneflag |= BONE_DRAW_ACTIVE; + } + + if (arm->drawtype == ARM_ENVELOPE) { + draw_bone_update_disp_matrix_default(eBone, NULL); + draw_bone_envelope(eBone, NULL, arm, boneflag, constflag, select_id); + } + else if (arm->drawtype == ARM_LINE) { + draw_bone_update_disp_matrix_default(eBone, NULL); + draw_bone_line(eBone, NULL, arm, boneflag, constflag, select_id); + } + else if (arm->drawtype == ARM_WIRE) { + draw_bone_update_disp_matrix_bbone(eBone, NULL); + draw_bone_wire(eBone, NULL, arm, boneflag, constflag, select_id); + } + else if (arm->drawtype == ARM_B_BONE) { + draw_bone_update_disp_matrix_bbone(eBone, NULL); + draw_bone_box(eBone, NULL, arm, boneflag, constflag, select_id); + } + else { + draw_bone_update_disp_matrix_default(eBone, NULL); + draw_bone_octahedral(eBone, NULL, arm, boneflag, constflag, select_id); + } + + /* Draw names of bone */ + if (show_text && (arm->flag & ARM_DRAWNAMES)) { + unsigned char color[4]; + UI_GetThemeColor4ubv((eBone->flag & BONE_SELECTED) ? TH_TEXT_HI : TH_TEXT, color); + + float vec[3]; + mid_v3_v3v3(vec, eBone->head, eBone->tail); + mul_m4_v3(ob->obmat, vec); + + struct DRWTextStore *dt = DRW_text_cache_ensure(); + DRW_text_cache_add( + dt, vec, eBone->name, strlen(eBone->name), + 10, DRW_TEXT_CACHE_GLOBALSPACE | DRW_TEXT_CACHE_STRING_PTR, color); + } + + /* Draw additional axes */ + if (arm->flag & ARM_DRAWAXES) { + draw_axes(eBone, NULL); + } + } + } + } +} + +/* if const_color is NULL do pose mode coloring */ +static void draw_armature_pose(Object *ob, const float const_color[4]) +{ + bArmature *arm = ob->data; + bPoseChannel *pchan; + int index = -1; + Bone *bone; + + update_color(const_color); + + /* We can't safely draw non-updated pose, might contain NULL bone pointers... */ + if (ob->pose->flag & POSE_RECALC) { + BKE_pose_rebuild(ob, arm); + } + + // if (!(base->flag & OB_FROMDUPLI)) // TODO + { + if (ob->mode & OB_MODE_POSE) { + arm->flag |= ARM_POSEMODE; + } + + if (arm->flag & ARM_POSEMODE) { + index = ob->select_color; + } + } + + const bool is_pose_select = (arm->flag & ARM_POSEMODE) && DRW_state_is_select(); + const bool show_text = DRW_state_show_text(); + + /* being set below */ + arm->layer_used = 0; + + for (pchan = ob->pose->chanbase.first; pchan; pchan = pchan->next) { + bone = pchan->bone; + arm->layer_used |= bone->layer; + + /* bone must be visible */ + if ((bone->flag & (BONE_HIDDEN_P | BONE_HIDDEN_PG)) == 0) { + if (bone->layer & arm->layer) { + const int select_id = is_pose_select ? index : (unsigned int)-1; + + const short constflag = pchan->constflag; + + pchan_draw_data_init(pchan); + + if (const_color) { + /* keep color */ + } + else { + /* set color-set to use */ + set_pchan_colorset(ob, pchan); + } + + int boneflag = bone->flag; + /* catch exception for bone with hidden parent */ + boneflag = bone->flag; + if ((bone->parent) && (bone->parent->flag & (BONE_HIDDEN_P | BONE_HIDDEN_PG))) { + boneflag &= ~BONE_CONNECTED; + } + + /* set temporary flag for drawing bone as active, but only if selected */ + if (bone == arm->act_bone) + boneflag |= BONE_DRAW_ACTIVE; + + + if ((pchan->custom) && !(arm->flag & ARM_NO_CUSTOM)) { + draw_bone_update_disp_matrix_custom(pchan); + draw_bone_custom_shape(NULL, pchan, arm, boneflag, constflag, select_id); + } + else if (arm->drawtype == ARM_ENVELOPE) { + draw_bone_update_disp_matrix_default(NULL, pchan); + draw_bone_envelope(NULL, pchan, arm, boneflag, constflag, select_id); + } + else if (arm->drawtype == ARM_LINE) { + draw_bone_update_disp_matrix_default(NULL, pchan); + draw_bone_line(NULL, pchan, arm, boneflag, constflag, select_id); + } + else if (arm->drawtype == ARM_WIRE) { + draw_bone_update_disp_matrix_bbone(NULL, pchan); + draw_bone_wire(NULL, pchan, arm, boneflag, constflag, select_id); + } + else if (arm->drawtype == ARM_B_BONE) { + draw_bone_update_disp_matrix_bbone(NULL, pchan); + draw_bone_box(NULL, pchan, arm, boneflag, constflag, select_id); + } + else { + draw_bone_update_disp_matrix_default(NULL, pchan); + draw_bone_octahedral(NULL, pchan, arm, boneflag, constflag, select_id); + } + + /* Draw names of bone */ + if (show_text && (arm->flag & ARM_DRAWNAMES)) { + unsigned char color[4]; + UI_GetThemeColor4ubv((arm->flag & ARM_POSEMODE) && + (bone->flag & BONE_SELECTED) ? TH_TEXT_HI : TH_TEXT, color); + float vec[3]; + mid_v3_v3v3(vec, pchan->pose_head, pchan->pose_tail); + mul_m4_v3(ob->obmat, vec); + + struct DRWTextStore *dt = DRW_text_cache_ensure(); + DRW_text_cache_add( + dt, vec, pchan->name, strlen(pchan->name), + 10, DRW_TEXT_CACHE_GLOBALSPACE | DRW_TEXT_CACHE_STRING_PTR, color); + } + + /* Draw additional axes */ + if (arm->flag & ARM_DRAWAXES) { + draw_axes(NULL, pchan); + } + } + } + if (is_pose_select) { + index += 0x10000; + } + } + + arm->flag &= ~ARM_POSEMODE; +} + +/** + * This function set the object space to use for all subsequent `DRW_shgroup_bone_*` calls. + */ +static void drw_shgroup_armature( + Object *ob, DRWPass *pass_bone_solid, DRWPass *pass_bone_wire, DRWPass *pass_bone_envelope, + DRWShadingGroup *shgrp_relationship_lines) +{ + memset(&g_data, 0x0, sizeof(g_data)); + g_data.ob = ob; + + g_data.pass_bone_solid = pass_bone_solid; + g_data.pass_bone_wire = pass_bone_wire; + g_data.pass_bone_envelope = pass_bone_envelope; + g_data.relationship_lines = shgrp_relationship_lines; + + memset(&g_color, 0x0, sizeof(g_color)); +} + +void DRW_shgroup_armature_object( + Object *ob, ViewLayer *view_layer, DRWPass *pass_bone_solid, DRWPass *pass_bone_wire, DRWPass *UNUSED(pass_bone_envelope), + DRWShadingGroup *shgrp_relationship_lines) +{ + float *color; + DRW_object_wire_theme_get(ob, view_layer, &color); + + drw_shgroup_armature(ob, pass_bone_solid, pass_bone_wire, NULL, shgrp_relationship_lines); + draw_armature_pose(ob, color); +} + +void DRW_shgroup_armature_pose( + Object *ob, DRWPass *pass_bone_solid, DRWPass *pass_bone_wire, DRWPass *pass_bone_envelope, + DRWShadingGroup *shgrp_relationship_lines) +{ + drw_shgroup_armature(ob, pass_bone_solid, pass_bone_wire, pass_bone_envelope, shgrp_relationship_lines); + draw_armature_pose(ob, NULL); +} + +void DRW_shgroup_armature_edit( + Object *ob, DRWPass *pass_bone_solid, DRWPass *pass_bone_wire, DRWPass *pass_bone_envelope, + DRWShadingGroup *shgrp_relationship_lines) +{ + drw_shgroup_armature(ob, pass_bone_solid, pass_bone_wire, pass_bone_envelope, shgrp_relationship_lines); + draw_armature_edit(ob); +} + +/** \} */ |