diff options
Diffstat (limited to 'source/blender/editors/gizmo_library/gizmo_types/arrow2d_gizmo.c')
-rw-r--r-- | source/blender/editors/gizmo_library/gizmo_types/arrow2d_gizmo.c | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/source/blender/editors/gizmo_library/gizmo_types/arrow2d_gizmo.c b/source/blender/editors/gizmo_library/gizmo_types/arrow2d_gizmo.c deleted file mode 100644 index 1c8c46a2bad..00000000000 --- a/source/blender/editors/gizmo_library/gizmo_types/arrow2d_gizmo.c +++ /dev/null @@ -1,240 +0,0 @@ -/* - * 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. - * - * The Original Code is Copyright (C) 2016 Blender Foundation. - * All rights reserved. - */ - -/** \file - * \ingroup edgizmolib - * - * \name 2D Arrow Gizmo - * - * \brief Simple arrow gizmo which is dragged into a certain direction. - */ - -#include "BLI_math.h" - -#include "DNA_windowmanager_types.h" - -#include "BKE_context.h" - -#include "GPU_immediate.h" -#include "GPU_matrix.h" -#include "GPU_state.h" - -#include "MEM_guardedalloc.h" - -#include "RNA_access.h" -#include "RNA_define.h" - -#include "WM_types.h" - -#include "ED_screen.h" -#include "ED_gizmo_library.h" - -/* own includes */ -#include "WM_api.h" - -#include "../gizmo_library_intern.h" - -static void arrow2d_draw_geom(wmGizmo *gz, const float matrix[4][4], const float color[4]) -{ - const int draw_style = RNA_enum_get(gz->ptr, "draw_style"); - const float size = 0.11f; - const float size_breadth = size / 2.0f; - const float size_length = size * 1.7f; - /* Subtract the length so the arrow fits in the hotspot. */ - const float arrow_length = RNA_float_get(gz->ptr, "length") - size_length; - const float arrow_angle = RNA_float_get(gz->ptr, "angle"); - - uint pos = GPU_vertformat_attr_add(immVertexFormat(), "pos", GPU_COMP_F32, 2, GPU_FETCH_FLOAT); - - GPU_matrix_push(); - GPU_matrix_mul(matrix); - GPU_matrix_rotate_2d(RAD2DEGF(arrow_angle)); - - immBindBuiltinProgram(GPU_SHADER_2D_UNIFORM_COLOR); - - immUniformColor4fv(color); - - immBegin(GPU_PRIM_LINES, 2); - immVertex2f(pos, 0.0f, 0.0f); - immVertex2f(pos, 0.0f, arrow_length); - immEnd(); - - if (draw_style == ED_GIZMO_ARROW_STYLE_BOX) { - immBegin(GPU_PRIM_TRI_FAN, 4); - immVertex2f(pos, -size / 2, arrow_length); - immVertex2f(pos, size / 2, arrow_length); - immVertex2f(pos, size / 2, arrow_length + size); - immVertex2f(pos, -size / 2, arrow_length + size); - immEnd(); - } - else { - immBegin(GPU_PRIM_TRIS, 3); - immVertex2f(pos, size_breadth, arrow_length); - immVertex2f(pos, -size_breadth, arrow_length); - immVertex2f(pos, 0.0f, arrow_length + size_length); - immEnd(); - } - - immUnbindProgram(); - - GPU_matrix_pop(); -} - -static void gizmo_arrow2d_draw(const bContext *UNUSED(C), wmGizmo *gz) -{ - float color[4]; - - float matrix_final[4][4]; - - gizmo_color_get(gz, gz->state & WM_GIZMO_STATE_HIGHLIGHT, color); - - GPU_line_width(gz->line_width); - - WM_gizmo_calc_matrix_final(gz, matrix_final); - - GPU_blend(true); - arrow2d_draw_geom(gz, matrix_final, color); - GPU_blend(false); - - if (gz->interaction_data) { - GizmoInteraction *inter = gz->interaction_data; - - GPU_blend(true); - arrow2d_draw_geom(gz, inter->init_matrix_final, (const float[4]){0.5f, 0.5f, 0.5f, 0.5f}); - GPU_blend(false); - } -} - -static void gizmo_arrow2d_setup(wmGizmo *gz) -{ - gz->flag |= WM_GIZMO_DRAW_MODAL; -} - -static int gizmo_arrow2d_invoke(bContext *UNUSED(C), wmGizmo *gz, const wmEvent *UNUSED(event)) -{ - GizmoInteraction *inter = MEM_callocN(sizeof(GizmoInteraction), __func__); - - copy_m4_m4(inter->init_matrix_basis, gz->matrix_basis); - WM_gizmo_calc_matrix_final(gz, inter->init_matrix_final); - - gz->interaction_data = inter; - - return OPERATOR_RUNNING_MODAL; -} - -static int gizmo_arrow2d_test_select(bContext *UNUSED(C), wmGizmo *gz, const int mval[2]) -{ - const float mval_fl[2] = {UNPACK2(mval)}; - const float arrow_length = RNA_float_get(gz->ptr, "length"); - const float arrow_angle = RNA_float_get(gz->ptr, "angle"); - const float line_len = arrow_length * gz->scale_final; - float mval_local[2]; - - copy_v2_v2(mval_local, mval_fl); - sub_v2_v2(mval_local, gz->matrix_basis[3]); - - float line[2][2]; - line[0][0] = line[0][1] = line[1][0] = 0.0f; - line[1][1] = line_len; - - /* rotate only if needed */ - if (arrow_angle != 0.0f) { - float rot_point[2]; - copy_v2_v2(rot_point, line[1]); - rotate_v2_v2fl(line[1], rot_point, arrow_angle); - } - - /* arrow line intersection check */ - float isect_1[2], isect_2[2]; - const int isect = isect_line_sphere_v2( - line[0], line[1], mval_local, GIZMO_HOTSPOT + gz->line_width * 0.5f, isect_1, isect_2); - - if (isect > 0) { - float line_ext[2][2]; /* extended line for segment check including hotspot */ - copy_v2_v2(line_ext[0], line[0]); - line_ext[1][0] = line[1][0] + GIZMO_HOTSPOT * ((line[1][0] - line[0][0]) / line_len); - line_ext[1][1] = line[1][1] + GIZMO_HOTSPOT * ((line[1][1] - line[0][1]) / line_len); - - const float lambda_1 = line_point_factor_v2(isect_1, line_ext[0], line_ext[1]); - if (isect == 1) { - if (IN_RANGE_INCL(lambda_1, 0.0f, 1.0f)) { - return 0; - } - } - else { - BLI_assert(isect == 2); - const float lambda_2 = line_point_factor_v2(isect_2, line_ext[0], line_ext[1]); - if (IN_RANGE_INCL(lambda_1, 0.0f, 1.0f) && IN_RANGE_INCL(lambda_2, 0.0f, 1.0f)) { - return 0; - } - } - } - - return -1; -} - -/* -------------------------------------------------------------------- */ -/** \name 2D Arrow Gizmo API - * - * \{ */ - -static void GIZMO_GT_arrow_2d(wmGizmoType *gzt) -{ - /* identifiers */ - gzt->idname = "GIZMO_GT_arrow_2d"; - - /* api callbacks */ - gzt->draw = gizmo_arrow2d_draw; - gzt->setup = gizmo_arrow2d_setup; - gzt->invoke = gizmo_arrow2d_invoke; - gzt->test_select = gizmo_arrow2d_test_select; - - gzt->struct_size = sizeof(wmGizmo); - - /* rna */ - static EnumPropertyItem rna_enum_draw_style_items[] = { - {ED_GIZMO_ARROW_STYLE_NORMAL, "NORMAL", 0, "Normal", ""}, - {ED_GIZMO_ARROW_STYLE_BOX, "BOX", 0, "Box", ""}, - {0, NULL, 0, NULL, NULL}, - }; - RNA_def_float(gzt->srna, "length", 1.0f, 0.0f, FLT_MAX, "Arrow Line Length", "", 0.0f, FLT_MAX); - RNA_def_float_rotation(gzt->srna, - "angle", - 0, - NULL, - DEG2RADF(-360.0f), - DEG2RADF(360.0f), - "Roll", - "", - DEG2RADF(-360.0f), - DEG2RADF(360.0f)); - RNA_def_enum(gzt->srna, - "draw_style", - rna_enum_draw_style_items, - ED_GIZMO_ARROW_STYLE_NORMAL, - "Draw Style", - ""); -} - -void ED_gizmotypes_arrow_2d(void) -{ - WM_gizmotype_append(GIZMO_GT_arrow_2d); -} - -/** \} */ |