diff options
Diffstat (limited to 'source/blender/editors/space_node/node_manipulators.c')
| -rw-r--r-- | source/blender/editors/space_node/node_manipulators.c | 503 |
1 files changed, 499 insertions, 4 deletions
diff --git a/source/blender/editors/space_node/node_manipulators.c b/source/blender/editors/space_node/node_manipulators.c index 8b4ebd70874..8e736e47963 100644 --- a/source/blender/editors/space_node/node_manipulators.c +++ b/source/blender/editors/space_node/node_manipulators.c @@ -22,9 +22,14 @@ * \ingroup spnode */ +#include <math.h> + #include "BKE_context.h" #include "BKE_image.h" +#include "BLI_math_matrix.h" +#include "BLI_math_vector.h" + #include "ED_screen.h" #include "ED_manipulator_library.h" @@ -40,6 +45,66 @@ #include "node_intern.h" +/* -------------------------------------------------------------------- */ + +/** \name Local Utilities + * \{ */ + +static void node_manipulator_calc_matrix_space( + const SpaceNode *snode, const ARegion *ar, float matrix_space[4][4]) +{ + unit_m4(matrix_space); + mul_v3_fl(matrix_space[0], snode->zoom); + mul_v3_fl(matrix_space[1], snode->zoom); + matrix_space[3][0] = (ar->winx / 2) + snode->xof; + matrix_space[3][1] = (ar->winy / 2) + snode->yof; +} + +static void node_manipulator_calc_matrix_space_with_image_dims( + const SpaceNode *snode, const ARegion *ar, const float image_dims[2], float matrix_space[4][4]) +{ + unit_m4(matrix_space); + mul_v3_fl(matrix_space[0], snode->zoom * image_dims[0]); + mul_v3_fl(matrix_space[1], snode->zoom * image_dims[1]); + matrix_space[3][0] = ((ar->winx / 2) + snode->xof) - ((image_dims[0] / 2.0f) * snode->zoom); + matrix_space[3][1] = ((ar->winy / 2) + snode->yof) - ((image_dims[1] / 2.0f) * snode->zoom); +} + +/** \} */ + + + +/* -------------------------------------------------------------------- */ + +/** \name Backdrop Manipulator + * \{ */ + +static void manipulator_node_backdrop_prop_matrix_get( + const wmManipulator *UNUSED(mpr), wmManipulatorProperty *mpr_prop, + void *value_p) +{ + float (*matrix)[4] = value_p; + BLI_assert(mpr_prop->type->array_length == 16); + const SpaceNode *snode = mpr_prop->custom_func.user_data; + matrix[0][0] = snode->zoom; + matrix[1][1] = snode->zoom; + matrix[3][0] = snode->xof; + matrix[3][1] = snode->yof; +} + +static void manipulator_node_backdrop_prop_matrix_set( + const wmManipulator *UNUSED(mpr), wmManipulatorProperty *mpr_prop, + const void *value_p) +{ + const float (*matrix)[4] = value_p; + BLI_assert(mpr_prop->type->array_length == 16); + SpaceNode *snode = mpr_prop->custom_func.user_data; + snode->zoom = matrix[0][0]; + snode->zoom = matrix[1][1]; + snode->xof = matrix[3][0]; + snode->yof = matrix[3][1]; +} + static bool WIDGETGROUP_node_transform_poll(const bContext *C, wmManipulatorGroupType *UNUSED(wgt)) { SpaceNode *snode = CTX_wm_space_node(C); @@ -51,7 +116,7 @@ static bool WIDGETGROUP_node_transform_poll(const bContext *C, wmManipulatorGrou if (snode && snode->edittree && snode->edittree->type == NTREE_COMPOSIT) { bNode *node = nodeGetActive(snode->edittree); - if (node && node->type == CMP_NODE_VIEWER) { + if (node && ELEM(node->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER)) { return true; } } @@ -63,10 +128,10 @@ static void WIDGETGROUP_node_transform_setup(const bContext *UNUSED(C), wmManipu { wmManipulatorWrapper *wwrapper = MEM_mallocN(sizeof(wmManipulatorWrapper), __func__); - wwrapper->manipulator = WM_manipulator_new("MANIPULATOR_WT_cage_2d", mgroup, "backdrop_cage", NULL); + wwrapper->manipulator = WM_manipulator_new("MANIPULATOR_WT_cage_2d", mgroup, NULL); RNA_enum_set(wwrapper->manipulator->ptr, "transform", - ED_MANIPULATOR_RECT_TRANSFORM_FLAG_TRANSLATE | ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM); + ED_MANIPULATOR_CAGE2D_XFORM_FLAG_TRANSLATE | ED_MANIPULATOR_CAGE2D_XFORM_FLAG_SCALE_UNIFORM); mgroup->customdata = wwrapper; } @@ -94,10 +159,21 @@ static void WIDGETGROUP_node_transform_refresh(const bContext *C, wmManipulatorG /* need to set property here for undo. TODO would prefer to do this in _init */ SpaceNode *snode = CTX_wm_space_node(C); +#if 0 PointerRNA nodeptr; RNA_pointer_create(snode->id, &RNA_SpaceNodeEditor, snode, &nodeptr); WM_manipulator_target_property_def_rna(cage, "offset", &nodeptr, "backdrop_offset", -1); WM_manipulator_target_property_def_rna(cage, "scale", &nodeptr, "backdrop_zoom", -1); +#endif + + WM_manipulator_target_property_def_func( + cage, "matrix", + &(const struct wmManipulatorPropertyFnParams) { + .value_get_fn = manipulator_node_backdrop_prop_matrix_get, + .value_set_fn = manipulator_node_backdrop_prop_matrix_set, + .range_get_fn = NULL, + .user_data = snode, + }); } else { WM_manipulator_set_flag(cage, WM_MANIPULATOR_HIDDEN, true); @@ -108,7 +184,7 @@ static void WIDGETGROUP_node_transform_refresh(const bContext *C, wmManipulatorG void NODE_WGT_backdrop_transform(wmManipulatorGroupType *wgt) { - wgt->name = "Backdrop Transform Widgets"; + wgt->name = "Backdrop Transform Widget"; wgt->idname = "NODE_WGT_backdrop_transform"; wgt->flag |= WM_MANIPULATORGROUPTYPE_PERSISTENT; @@ -117,3 +193,422 @@ void NODE_WGT_backdrop_transform(wmManipulatorGroupType *wgt) wgt->setup = WIDGETGROUP_node_transform_setup; wgt->refresh = WIDGETGROUP_node_transform_refresh; } + +/** \} */ + +/* -------------------------------------------------------------------- */ + +/** \name Crop Manipulator + * \{ */ + +struct NodeCropWidgetGroup { + wmManipulator *border; + + struct { + float dims[2]; + } state; + + struct { + PointerRNA ptr; + PropertyRNA *prop; + bContext *context; + } update_data; +}; + +static void manipulator_node_crop_update(struct NodeCropWidgetGroup *crop_group) +{ + RNA_property_update(crop_group->update_data.context, &crop_group->update_data.ptr, crop_group->update_data.prop); +} + +static void two_xy_to_rect(const NodeTwoXYs *nxy, rctf *rect, const float dims[2], bool is_relative) +{ + if (is_relative) { + rect->xmin = nxy->fac_x1; + rect->xmax = nxy->fac_x2; + rect->ymin = nxy->fac_y1; + rect->ymax = nxy->fac_y2; + } + else { + rect->xmin = nxy->x1 / dims[0]; + rect->xmax = nxy->x2 / dims[0]; + rect->ymin = nxy->y1 / dims[1]; + rect->ymax = nxy->y2 / dims[1]; + } +} + +static void two_xy_from_rect(NodeTwoXYs *nxy, const rctf *rect, const float dims[2], bool is_relative) +{ + if (is_relative) { + nxy->fac_x1 = rect->xmin; + nxy->fac_x2 = rect->xmax; + nxy->fac_y1 = rect->ymin; + nxy->fac_y2 = rect->ymax; + } + else { + nxy->x1 = rect->xmin * dims[0]; + nxy->x2 = rect->xmax * dims[0]; + nxy->y1 = rect->ymin * dims[1]; + nxy->y2 = rect->ymax * dims[1]; + } +} + +/* scale callbacks */ +static void manipulator_node_crop_prop_matrix_get( + const wmManipulator *mpr, wmManipulatorProperty *mpr_prop, + void *value_p) +{ + float (*matrix)[4] = value_p; + BLI_assert(mpr_prop->type->array_length == 16); + struct NodeCropWidgetGroup *crop_group = mpr->parent_mgroup->customdata; + const float *dims = crop_group->state.dims; + const bNode *node = mpr_prop->custom_func.user_data; + const NodeTwoXYs *nxy = node->storage; + bool is_relative = (bool)node->custom2; + rctf rct; + two_xy_to_rect(nxy, &rct, dims, is_relative); + matrix[0][0] = BLI_rctf_size_x(&rct); + matrix[1][1] = BLI_rctf_size_y(&rct); + matrix[3][0] = (BLI_rctf_cent_x(&rct) - 0.5f) * dims[0]; + matrix[3][1] = (BLI_rctf_cent_y(&rct) - 0.5f) * dims[1]; +} + +static void manipulator_node_crop_prop_matrix_set( + const wmManipulator *mpr, wmManipulatorProperty *mpr_prop, + const void *value_p) +{ + const float (*matrix)[4] = value_p; + BLI_assert(mpr_prop->type->array_length == 16); + struct NodeCropWidgetGroup *crop_group = mpr->parent_mgroup->customdata; + const float *dims = crop_group->state.dims; + bNode *node = mpr_prop->custom_func.user_data; + NodeTwoXYs *nxy = node->storage; + bool is_relative = (bool)node->custom2; + rctf rct; + two_xy_to_rect(nxy, &rct, dims, is_relative); + BLI_rctf_resize(&rct, matrix[0][0], matrix[1][1]); + BLI_rctf_recenter(&rct, (matrix[3][0] / dims[0]) + 0.5f, (matrix[3][1] / dims[1]) + 0.5f); + BLI_rctf_isect(&(rctf){.xmin = 0, .ymin = 0, .xmax = 1, .ymax = 1}, &rct, &rct); + two_xy_from_rect(nxy, &rct, dims, is_relative); + manipulator_node_crop_update(crop_group); +} + +static bool WIDGETGROUP_node_crop_poll(const bContext *C, wmManipulatorGroupType *UNUSED(wgt)) +{ + SpaceNode *snode = CTX_wm_space_node(C); + + if ((snode->flag & SNODE_BACKDRAW) == 0) { + return false; + } + + if (snode && snode->edittree && snode->edittree->type == NTREE_COMPOSIT) { + bNode *node = nodeGetActive(snode->edittree); + + if (node && ELEM(node->type, CMP_NODE_CROP)) { + /* ignore 'use_crop_size', we can't usefully edit the crop in this case. */ + if ((node->custom1 & (0 << 1)) == 0) { + return true; + } + } + } + + return false; +} + +static void WIDGETGROUP_node_crop_setup(const bContext *UNUSED(C), wmManipulatorGroup *mgroup) +{ + struct NodeCropWidgetGroup *crop_group = MEM_mallocN(sizeof(struct NodeCropWidgetGroup), __func__); + + crop_group->border = WM_manipulator_new("MANIPULATOR_WT_cage_2d", mgroup, NULL); + + RNA_enum_set(crop_group->border->ptr, "transform", + ED_MANIPULATOR_CAGE2D_XFORM_FLAG_TRANSLATE | ED_MANIPULATOR_CAGE2D_XFORM_FLAG_SCALE); + + mgroup->customdata = crop_group; +} + +static void WIDGETGROUP_node_crop_draw_prepare(const bContext *C, wmManipulatorGroup *mgroup) +{ + ARegion *ar = CTX_wm_region(C); + wmManipulator *mpr = mgroup->manipulators.first; + + SpaceNode *snode = CTX_wm_space_node(C); + + node_manipulator_calc_matrix_space(snode, ar, mpr->matrix_space); +} + +static void WIDGETGROUP_node_crop_refresh(const bContext *C, wmManipulatorGroup *mgroup) +{ + struct NodeCropWidgetGroup *crop_group = mgroup->customdata; + wmManipulator *mpr = crop_group->border; + + void *lock; + Image *ima = BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node"); + ImBuf *ibuf = BKE_image_acquire_ibuf(ima, NULL, &lock); + + if (ibuf) { + crop_group->state.dims[0] = (ibuf->x > 0) ? ibuf->x : 64.0f; + crop_group->state.dims[1] = (ibuf->y > 0) ? ibuf->y : 64.0f; + + RNA_float_set_array(mpr->ptr, "dimensions", crop_group->state.dims); + WM_manipulator_set_flag(mpr, WM_MANIPULATOR_HIDDEN, false); + + SpaceNode *snode = CTX_wm_space_node(C); + bNode *node = nodeGetActive(snode->edittree); + + crop_group->update_data.context = (bContext *)C; + RNA_pointer_create((ID *)snode->edittree, &RNA_CompositorNodeCrop, node, &crop_group->update_data.ptr); + crop_group->update_data.prop = RNA_struct_find_property(&crop_group->update_data.ptr, "relative"); + + WM_manipulator_target_property_def_func( + mpr, "matrix", + &(const struct wmManipulatorPropertyFnParams) { + .value_get_fn = manipulator_node_crop_prop_matrix_get, + .value_set_fn = manipulator_node_crop_prop_matrix_set, + .range_get_fn = NULL, + .user_data = node, + }); + } + else { + WM_manipulator_set_flag(mpr, WM_MANIPULATOR_HIDDEN, true); + } + + BKE_image_release_ibuf(ima, ibuf, lock); +} + +void NODE_WGT_backdrop_crop(wmManipulatorGroupType *wgt) +{ + wgt->name = "Backdrop Crop Widget"; + wgt->idname = "NODE_WGT_backdrop_crop"; + + wgt->flag |= WM_MANIPULATORGROUPTYPE_PERSISTENT; + + wgt->poll = WIDGETGROUP_node_crop_poll; + wgt->setup = WIDGETGROUP_node_crop_setup; + wgt->draw_prepare = WIDGETGROUP_node_crop_draw_prepare; + wgt->refresh = WIDGETGROUP_node_crop_refresh; +} + +/** \} */ + +/* -------------------------------------------------------------------- */ + +/** \name Sun Beams + * \{ */ + +struct NodeSunBeamsWidgetGroup { + wmManipulator *manipulator; + + struct { + float dims[2]; + } state; +}; + +static bool WIDGETGROUP_node_sbeam_poll(const bContext *C, wmManipulatorGroupType *UNUSED(wgt)) +{ + SpaceNode *snode = CTX_wm_space_node(C); + + if ((snode->flag & SNODE_BACKDRAW) == 0) { + return false; + } + + if (snode && snode->edittree && snode->edittree->type == NTREE_COMPOSIT) { + bNode *node = nodeGetActive(snode->edittree); + + if (node && ELEM(node->type, CMP_NODE_SUNBEAMS)) { + return true; + } + } + + return false; +} + +static void WIDGETGROUP_node_sbeam_setup(const bContext *UNUSED(C), wmManipulatorGroup *mgroup) +{ + struct NodeSunBeamsWidgetGroup *sbeam_group = MEM_mallocN(sizeof(struct NodeSunBeamsWidgetGroup), __func__); + + sbeam_group->manipulator = WM_manipulator_new("MANIPULATOR_WT_grab_3d", mgroup, NULL); + wmManipulator *mpr = sbeam_group->manipulator; + + RNA_enum_set(mpr->ptr, "draw_style", ED_MANIPULATOR_GRAB_STYLE_CROSS_2D); + + mpr->scale_basis = 0.05f; + + mgroup->customdata = sbeam_group; +} + +static void WIDGETGROUP_node_sbeam_draw_prepare(const bContext *C, wmManipulatorGroup *mgroup) +{ + struct NodeSunBeamsWidgetGroup *sbeam_group = mgroup->customdata; + ARegion *ar = CTX_wm_region(C); + wmManipulator *mpr = mgroup->manipulators.first; + + SpaceNode *snode = CTX_wm_space_node(C); + + node_manipulator_calc_matrix_space_with_image_dims(snode, ar, sbeam_group->state.dims, mpr->matrix_space); +} + +static void WIDGETGROUP_node_sbeam_refresh(const bContext *C, wmManipulatorGroup *mgroup) +{ + struct NodeSunBeamsWidgetGroup *sbeam_group = mgroup->customdata; + wmManipulator *mpr = sbeam_group->manipulator; + + void *lock; + Image *ima = BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node"); + ImBuf *ibuf = BKE_image_acquire_ibuf(ima, NULL, &lock); + + if (ibuf) { + sbeam_group->state.dims[0] = (ibuf->x > 0) ? ibuf->x : 64.0f; + sbeam_group->state.dims[1] = (ibuf->y > 0) ? ibuf->y : 64.0f; + + SpaceNode *snode = CTX_wm_space_node(C); + bNode *node = nodeGetActive(snode->edittree); + + /* need to set property here for undo. TODO would prefer to do this in _init */ + PointerRNA nodeptr; + RNA_pointer_create((ID *)snode->edittree, &RNA_CompositorNodeSunBeams, node, &nodeptr); + WM_manipulator_target_property_def_rna(mpr, "offset", &nodeptr, "source", -1); + + WM_manipulator_set_flag(mpr, WM_MANIPULATOR_DRAW_MODAL, true); + } + else { + WM_manipulator_set_flag(mpr, WM_MANIPULATOR_HIDDEN, true); + } + + BKE_image_release_ibuf(ima, ibuf, lock); +} + +void NODE_WGT_backdrop_sun_beams(wmManipulatorGroupType *wgt) +{ + wgt->name = "Sun Beams Widget"; + wgt->idname = "NODE_WGT_sbeam"; + + wgt->flag |= WM_MANIPULATORGROUPTYPE_PERSISTENT; + + wgt->poll = WIDGETGROUP_node_sbeam_poll; + wgt->setup = WIDGETGROUP_node_sbeam_setup; + wgt->draw_prepare = WIDGETGROUP_node_sbeam_draw_prepare; + wgt->refresh = WIDGETGROUP_node_sbeam_refresh; +} + +/** \} */ + + + +/* -------------------------------------------------------------------- */ + +/** \name Corner Pin + * \{ */ + +struct NodeCornerPinWidgetGroup { + wmManipulator *manipulators[4]; + + struct { + float dims[2]; + } state; +}; + +static bool WIDGETGROUP_node_corner_pin_poll(const bContext *C, wmManipulatorGroupType *UNUSED(wgt)) +{ + SpaceNode *snode = CTX_wm_space_node(C); + + if ((snode->flag & SNODE_BACKDRAW) == 0) { + return false; + } + + if (snode && snode->edittree && snode->edittree->type == NTREE_COMPOSIT) { + bNode *node = nodeGetActive(snode->edittree); + + if (node && ELEM(node->type, CMP_NODE_CORNERPIN)) { + return true; + } + } + + return false; +} + +static void WIDGETGROUP_node_corner_pin_setup(const bContext *UNUSED(C), wmManipulatorGroup *mgroup) +{ + struct NodeCornerPinWidgetGroup *cpin_group = MEM_mallocN(sizeof(struct NodeCornerPinWidgetGroup), __func__); + const wmManipulatorType *wt_grab_3d = WM_manipulatortype_find("MANIPULATOR_WT_grab_3d", false); + + for (int i = 0; i < 4; i++) { + cpin_group->manipulators[i] = WM_manipulator_new_ptr(wt_grab_3d, mgroup, NULL); + wmManipulator *mpr = cpin_group->manipulators[i]; + + RNA_enum_set(mpr->ptr, "draw_style", ED_MANIPULATOR_GRAB_STYLE_CROSS_2D); + + mpr->scale_basis = 0.01f; + } + + mgroup->customdata = cpin_group; +} + +static void WIDGETGROUP_node_corner_pin_draw_prepare(const bContext *C, wmManipulatorGroup *mgroup) +{ + struct NodeCornerPinWidgetGroup *cpin_group = mgroup->customdata; + ARegion *ar = CTX_wm_region(C); + + SpaceNode *snode = CTX_wm_space_node(C); + + float matrix_space[4][4]; + node_manipulator_calc_matrix_space_with_image_dims(snode, ar, cpin_group->state.dims, matrix_space); + + for (int i = 0; i < 4; i++) { + wmManipulator *mpr = cpin_group->manipulators[i]; + copy_m4_m4(mpr->matrix_space, matrix_space); + } +} + +static void WIDGETGROUP_node_corner_pin_refresh(const bContext *C, wmManipulatorGroup *mgroup) +{ + struct NodeCornerPinWidgetGroup *cpin_group = mgroup->customdata; + + void *lock; + Image *ima = BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node"); + ImBuf *ibuf = BKE_image_acquire_ibuf(ima, NULL, &lock); + + if (ibuf) { + cpin_group->state.dims[0] = (ibuf->x > 0) ? ibuf->x : 64.0f; + cpin_group->state.dims[1] = (ibuf->y > 0) ? ibuf->y : 64.0f; + + SpaceNode *snode = CTX_wm_space_node(C); + bNode *node = nodeGetActive(snode->edittree); + + /* need to set property here for undo. TODO would prefer to do this in _init */ + int i = 0; + for (bNodeSocket *sock = node->inputs.first; sock && i < 4; sock = sock->next) { + if (sock->type == SOCK_VECTOR) { + wmManipulator *mpr = cpin_group->manipulators[i++]; + + PointerRNA sockptr; + RNA_pointer_create((ID *)snode->edittree, &RNA_NodeSocket, sock, &sockptr); + WM_manipulator_target_property_def_rna(mpr, "offset", &sockptr, "default_value", -1); + + WM_manipulator_set_flag(mpr, WM_MANIPULATOR_DRAW_MODAL, true); + } + } + } + else { + for (int i = 0; i < 4; i++) { + wmManipulator *mpr = cpin_group->manipulators[i]; + WM_manipulator_set_flag(mpr, WM_MANIPULATOR_HIDDEN, true); + } + } + + BKE_image_release_ibuf(ima, ibuf, lock); +} + +void NODE_WGT_backdrop_corner_pin(wmManipulatorGroupType *wgt) +{ + wgt->name = "Corner Pin Widget"; + wgt->idname = "NODE_WGT_backdrop_corner_pin"; + + wgt->flag |= WM_MANIPULATORGROUPTYPE_PERSISTENT; + + wgt->poll = WIDGETGROUP_node_corner_pin_poll; + wgt->setup = WIDGETGROUP_node_corner_pin_setup; + wgt->draw_prepare = WIDGETGROUP_node_corner_pin_draw_prepare; + wgt->refresh = WIDGETGROUP_node_corner_pin_refresh; +} + +/** \} */ |