Manipulator: add image-empty manipulator
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d5289f9d80
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5406109fbf
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@ -60,6 +60,7 @@ set(SRC
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view3d_header.c
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view3d_iterators.c
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view3d_manipulator_camera.c
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view3d_manipulator_empty.c
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view3d_manipulator_forcefield.c
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view3d_manipulator_lamp.c
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view3d_ops.c
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@ -741,6 +741,7 @@ static void view3d_widgets(void)
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WM_manipulatorgrouptype_append_and_link(mmap_type, VIEW3D_WGT_force_field);
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WM_manipulatorgrouptype_append_and_link(mmap_type, VIEW3D_WGT_camera);
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WM_manipulatorgrouptype_append_and_link(mmap_type, VIEW3D_WGT_camera_view);
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WM_manipulatorgrouptype_append_and_link(mmap_type, VIEW3D_WGT_empty_image);
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}
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@ -319,13 +319,13 @@ ARegion *view3d_has_tools_region(ScrArea *sa);
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extern const char *view3d_context_dir[]; /* doc access */
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/* view3d_widgets.c */
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void VIEW3D_WGT_lamp_spot (struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_lamp_area (struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_lamp_target (struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_camera (struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_camera_view (struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_force_field (struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_armature_facemaps(struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_lamp_spot(struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_lamp_area(struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_lamp_target(struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_camera(struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_camera_view(struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_force_field(struct wmManipulatorGroupType *wgt);
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void VIEW3D_WGT_empty_image(struct wmManipulatorGroupType *wgt);
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/* draw_volume.c */
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void draw_smoke_volume(struct SmokeDomainSettings *sds, struct Object *ob,
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@ -0,0 +1,211 @@
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/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file blender/editors/space_view3d/view3d_manipulator_empty.c
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* \ingroup spview3d
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*/
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#include "BLI_blenlib.h"
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#include "BLI_math.h"
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#include "BLI_utildefines.h"
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#include "BKE_context.h"
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#include "BKE_object.h"
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#include "BKE_image.h"
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#include "DNA_object_types.h"
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#include "DNA_lamp_types.h"
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#include "ED_screen.h"
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#include "ED_manipulator_library.h"
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#include "UI_resources.h"
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#include "MEM_guardedalloc.h"
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#include "RNA_access.h"
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#include "WM_api.h"
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#include "WM_types.h"
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#include "view3d_intern.h" /* own include */
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/* -------------------------------------------------------------------- */
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/** \name Empty Image Manipulators
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* \{ */
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struct EmptyImageWidgetGroup {
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wmManipulator *manipulator;
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struct {
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Object *ob;
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float dims[2];
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} state;
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};
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/* translate callbacks */
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static void manipulator_empty_image_prop_size_get(
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const wmManipulator *UNUSED(mpr), wmManipulatorProperty *mpr_prop,
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void *value_p)
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{
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float *value = value_p;
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struct EmptyImageWidgetGroup *imgroup = mpr_prop->custom_func.user_data;
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const Object *ob = imgroup->state.ob;
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value[0] = ob->empty_drawsize;
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value[1] = ob->empty_drawsize;
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}
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static void manipulator_empty_image_prop_size_set(
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const wmManipulator *UNUSED(mpr), wmManipulatorProperty *mpr_prop,
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const void *value_p)
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{
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const float *value = value_p;
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BLI_assert(mpr_prop->type->array_length == 2);
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struct EmptyImageWidgetGroup *imgroup = mpr_prop->custom_func.user_data;
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Object *ob = imgroup->state.ob;
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ob->empty_drawsize = value[0];
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}
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/* translate callbacks */
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static void manipulator_empty_image_prop_offset_get(
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const wmManipulator *mpr, wmManipulatorProperty *mpr_prop,
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void *value_p)
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{
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float *value = value_p;
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BLI_assert(mpr_prop->type->array_length == 2);
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const struct EmptyImageWidgetGroup *imgroup = mpr_prop->custom_func.user_data;
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const Object *ob = imgroup->state.ob;
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float dims[2] = {};
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RNA_float_get_array(mpr->ptr, "dimensions", dims);
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dims[0] *= ob->empty_drawsize;
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dims[1] *= ob->empty_drawsize;
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value[0] = (ob->ima_ofs[0] * dims[0]) + (0.5f * dims[0]);
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value[1] = (ob->ima_ofs[1] * dims[1]) + (0.5f * dims[1]);
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}
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static void manipulator_empty_image_prop_offset_set(
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const wmManipulator *mpr, wmManipulatorProperty *mpr_prop,
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const void *value_p)
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{
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const float *value = value_p;
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BLI_assert(mpr_prop->type->array_length == 2);
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struct EmptyImageWidgetGroup *imgroup = mpr_prop->custom_func.user_data;
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Object *ob = imgroup->state.ob;
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float dims[2];
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RNA_float_get_array(mpr->ptr, "dimensions", dims);
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dims[0] *= ob->empty_drawsize;
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dims[1] *= ob->empty_drawsize;
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ob->ima_ofs[0] = (value[0] - (0.5f * dims[0])) / dims[0];
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ob->ima_ofs[1] = (value[1] - (0.5f * dims[1])) / dims[1];
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}
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static bool WIDGETGROUP_empty_image_poll(const bContext *C, wmManipulatorGroupType *UNUSED(wgt))
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{
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Object *ob = CTX_data_active_object(C);
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if (ob && ob->type == OB_EMPTY) {
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return (ob->empty_drawtype == OB_EMPTY_IMAGE);
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}
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return false;
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}
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static void WIDGETGROUP_empty_image_setup(const bContext *UNUSED(C), wmManipulatorGroup *mgroup)
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{
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struct EmptyImageWidgetGroup *imgroup = MEM_mallocN(sizeof(struct EmptyImageWidgetGroup), __func__);
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imgroup->manipulator = WM_manipulator_new("MANIPULATOR_WT_cage_2d", mgroup, NULL);
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wmManipulator *mpr = imgroup->manipulator;
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RNA_enum_set(mpr->ptr, "transform",
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ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE);
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mgroup->customdata = imgroup;
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WM_manipulator_set_flag(mpr, WM_MANIPULATOR_DRAW_HOVER, true);
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UI_GetThemeColor3fv(TH_MANIPULATOR_PRIMARY, mpr->color);
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UI_GetThemeColor3fv(TH_MANIPULATOR_HI, mpr->color_hi);
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}
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static void WIDGETGROUP_empty_image_refresh(const bContext *C, wmManipulatorGroup *mgroup)
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{
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struct EmptyImageWidgetGroup *imgroup = mgroup->customdata;
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Object *ob = CTX_data_active_object(C);
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wmManipulator *mpr = imgroup->manipulator;
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copy_m4_m4(mpr->matrix_basis, ob->obmat);
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RNA_enum_set(mpr->ptr, "transform",
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ED_MANIPULATOR_RECT_TRANSFORM_FLAG_TRANSLATE |
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ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE |
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ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM);
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imgroup->state.ob = ob;
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/* Use dimensions for aspect. */
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if (ob->data != NULL) {
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ImageUser iuser = *ob->iuser;
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int w, h;
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BKE_image_get_size(ob->data, &iuser, &w, &h);
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const float dims_max = max_ff(w, h);
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imgroup->state.dims[0] = (float)w / dims_max;
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imgroup->state.dims[1] = (float)h / dims_max;
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}
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else {
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copy_v2_fl(imgroup->state.dims, 1.0f);
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}
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RNA_float_set_array(mpr->ptr, "dimensions", imgroup->state.dims);
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WM_manipulator_target_property_def_func(
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mpr, "scale",
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&(const struct wmManipulatorPropertyFnParams) {
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.value_get_fn = manipulator_empty_image_prop_size_get,
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.value_set_fn = manipulator_empty_image_prop_size_set,
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.range_get_fn = NULL,
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.user_data = imgroup,
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});
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WM_manipulator_target_property_def_func(
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mpr, "offset",
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&(const struct wmManipulatorPropertyFnParams) {
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.value_get_fn = manipulator_empty_image_prop_offset_get,
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.value_set_fn = manipulator_empty_image_prop_offset_set,
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.range_get_fn = NULL,
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.user_data = imgroup,
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});
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}
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void VIEW3D_WGT_empty_image(wmManipulatorGroupType *wgt)
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{
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wgt->name = "Area Lamp Widgets";
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wgt->idname = "VIEW3D_WGT_empty_image";
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wgt->flag |= (WM_MANIPULATORGROUPTYPE_PERSISTENT |
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WM_MANIPULATORGROUPTYPE_3D |
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WM_MANIPULATORGROUPTYPE_DEPTH_3D);
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wgt->poll = WIDGETGROUP_empty_image_poll;
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wgt->setup = WIDGETGROUP_empty_image_setup;
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wgt->refresh = WIDGETGROUP_empty_image_refresh;
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}
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/** \} */
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