Manipulator: Make cage2d usable in the 3D view
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1b51c34e8b
commit
dc4ded855a
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@ -87,8 +87,11 @@ void manipulator_property_value_reset(
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void manipulator_color_get(
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const struct wmManipulator *mpr, const bool highlight,
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float r_col[]);
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float r_color[4]);
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bool manipulator_window_project_2d(
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bContext *C, const struct wmManipulator *mpr, const float mval[2], int axis, bool use_offset,
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float r_co[2]);
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/* -------------------------------------------------------------------- */
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/* Manipulator drawing */
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@ -36,6 +36,11 @@
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#include "BLI_math.h"
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#include "BLI_listbase.h"
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#include "DNA_view3d_types.h"
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#include "DNA_screen_types.h"
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#include "ED_view3d.h"
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#include "RNA_access.h"
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#include "WM_api.h"
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@ -152,3 +157,57 @@ void manipulator_color_get(
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copy_v4_v4(r_col, mpr->color);
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}
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}
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/* -------------------------------------------------------------------- */
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/**
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* Takes mouse coordinates and returns them in relation to the manipulator.
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* Both 2D & 3D supported, use so we can use 2D manipulators in the 3D view.
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*/
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bool manipulator_window_project_2d(
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bContext *C, const struct wmManipulator *mpr, const float mval[2], int axis, bool use_offset,
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float r_co[2])
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{
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/* rotate mouse in relation to the center and relocate it */
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if (mpr->parent_mgroup->type->flag & WM_MANIPULATORGROUPTYPE_3D) {
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/* For 3d views, transform 2D mouse pos onto plane. */
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View3D *v3d = CTX_wm_view3d(C);
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ARegion *ar = CTX_wm_region(C);
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float mat[4][4];
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if (use_offset) {
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mul_m4_m4m4(mat, mpr->matrix_basis, mpr->matrix_offset);
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}
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else {
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copy_m4_m4(mat, mpr->matrix_basis);
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}
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float plane[4];
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plane_from_point_normal_v3(plane, mat[3], mat[2]);
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float ray_origin[3], ray_direction[3];
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if (ED_view3d_win_to_ray(ar, v3d, mval, ray_origin, ray_direction, false)) {
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float lambda;
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if (isect_ray_plane_v3(ray_origin, ray_direction, plane, &lambda, true)) {
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float co[3];
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madd_v3_v3v3fl(co, ray_origin, ray_direction, lambda);
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float imat[4][4];
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invert_m4_m4(imat, mat);
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mul_m4_v3(imat, co);
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r_co[0] = co[(axis + 1) % 3];
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r_co[1] = co[(axis + 2) % 3];
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return true;
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}
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}
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return false;
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}
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else {
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sub_v2_v2v2(r_co, mval, mpr->matrix_basis[3]);
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if (use_offset) {
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r_co[0] -= mpr->matrix_offset[3][0];
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r_co[1] -= mpr->matrix_offset[3][1];
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}
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return true;
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}
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}
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@ -42,11 +42,13 @@
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#include "BLI_rect.h"
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#include "ED_screen.h"
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#include "ED_view3d.h"
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#include "ED_manipulator_library.h"
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#include "GPU_matrix.h"
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#include "GPU_shader.h"
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#include "GPU_immediate.h"
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#include "GPU_select.h"
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#include "MEM_guardedalloc.h"
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@ -56,6 +58,9 @@
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#include "WM_api.h"
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#include "WM_types.h"
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/* own includes */
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#include "../manipulator_library_intern.h"
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/* wmManipulator->highlight_part */
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enum {
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ED_MANIPULATOR_RECT_TRANSFORM_INTERSECT_TRANSLATE = 1,
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@ -68,7 +73,6 @@ enum {
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#define MANIPULATOR_RECT_MIN_WIDTH 15.0f
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#define MANIPULATOR_RESIZER_WIDTH 20.0f
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/* -------------------------------------------------------------------- */
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static void rect_transform_draw_corners(
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@ -189,8 +193,10 @@ static void rect_transform_draw_interaction(
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immUnbindProgram();
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}
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static void manipulator_rect_transform_draw(const bContext *UNUSED(C), wmManipulator *mpr)
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static void manipulator_rect_transform_draw_intern(
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wmManipulator *mpr, const bool select, const bool highlight, const int select_id)
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{
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const bool use_clamp = (mpr->parent_mgroup->type->flag & WM_MANIPULATORGROUPTYPE_3D) == 0;
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float dims[2];
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RNA_float_get_array(mpr->ptr, "dimensions", dims);
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float w = dims[0];
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@ -227,9 +233,16 @@ static void manipulator_rect_transform_draw(const bContext *UNUSED(C), wmManipul
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else {
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aspy = w / h;
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}
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w = min_ff(aspx * w / MANIPULATOR_RESIZER_WIDTH, MANIPULATOR_RESIZER_WIDTH / scale[0]);
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h = min_ff(aspy * h / MANIPULATOR_RESIZER_WIDTH, MANIPULATOR_RESIZER_WIDTH /
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((transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) ? scale[0] : scale[1]));
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if (use_clamp) {
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w = min_ff(aspx * w / MANIPULATOR_RESIZER_WIDTH, MANIPULATOR_RESIZER_WIDTH / scale[0]);
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h = min_ff(aspy * h / MANIPULATOR_RESIZER_WIDTH, MANIPULATOR_RESIZER_WIDTH /
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((transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) ? scale[0] : scale[1]));
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}
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else {
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/* Corner size. */
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w = h = min_ff(w * aspx, h * aspy) / 10.0f;
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}
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/* corner manipulators */
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glLineWidth(mpr->line_width + 3.0f);
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@ -237,20 +250,62 @@ static void manipulator_rect_transform_draw(const bContext *UNUSED(C), wmManipul
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rect_transform_draw_corners(&r, w, h, (const float[3]){0, 0, 0});
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/* corner manipulators */
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glLineWidth(mpr->line_width);
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rect_transform_draw_corners(&r, w, h, mpr->color);
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{
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float col[4];
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manipulator_color_get(mpr, highlight, col);
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glLineWidth(mpr->line_width);
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rect_transform_draw_corners(&r, w, h, col);
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}
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rect_transform_draw_interaction(
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mpr->color, mpr->highlight_part, half_w, half_h,
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w, h, mpr->line_width);
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if (select) {
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if (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE) {
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int scale_parts[] = {
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ED_MANIPULATOR_RECT_TRANSFORM_INTERSECT_SCALEX_LEFT,
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ED_MANIPULATOR_RECT_TRANSFORM_INTERSECT_SCALEX_RIGHT,
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ED_MANIPULATOR_RECT_TRANSFORM_INTERSECT_SCALEY_UP,
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ED_MANIPULATOR_RECT_TRANSFORM_INTERSECT_SCALEY_DOWN,
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};
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for (int i = 0; i < ARRAY_SIZE(scale_parts); i++) {
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GPU_select_load_id(select_id | scale_parts[i]);
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rect_transform_draw_interaction(
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mpr->color, scale_parts[i], half_w, half_h,
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w, h, mpr->line_width);
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}
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}
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}
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else {
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rect_transform_draw_interaction(
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mpr->color, mpr->highlight_part, half_w, half_h,
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w, h, mpr->line_width);
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}
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glLineWidth(1.0);
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gpuPopMatrix();
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}
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/**
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* For when we want to draw 2d cage in 3d views.
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*/
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static void manipulator_rect_transform_draw_select(const bContext *UNUSED(C), wmManipulator *mpr, int select_id)
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{
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manipulator_rect_transform_draw_intern(mpr, true, false, select_id);
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}
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static void manipulator_rect_transform_draw(const bContext *UNUSED(C), wmManipulator *mpr)
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{
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const bool is_highlight = (mpr->state & WM_MANIPULATOR_STATE_HIGHLIGHT) != 0;
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manipulator_rect_transform_draw_intern(mpr, false, is_highlight, -1);
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}
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static int manipulator_rect_transform_get_cursor(wmManipulator *mpr)
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{
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switch (mpr->highlight_part) {
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int highlight_part = mpr->highlight_part;
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if (mpr->parent_mgroup->type->flag & WM_MANIPULATORGROUPTYPE_3D) {
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return BC_NSEW_SCROLLCURSOR;
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}
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switch (highlight_part) {
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case ED_MANIPULATOR_RECT_TRANSFORM_INTERSECT_TRANSLATE:
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return BC_HANDCURSOR;
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case ED_MANIPULATOR_RECT_TRANSFORM_INTERSECT_SCALEX_LEFT:
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@ -265,9 +320,8 @@ static int manipulator_rect_transform_get_cursor(wmManipulator *mpr)
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}
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static int manipulator_rect_transform_test_select(
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bContext *UNUSED(C), wmManipulator *mpr, const wmEvent *event)
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bContext *C, wmManipulator *mpr, const wmEvent *event)
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{
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const float mouse[2] = {event->mval[0], event->mval[1]};
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//float matrot[2][2];
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float point_local[2];
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float scale[2];
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@ -280,14 +334,13 @@ static int manipulator_rect_transform_test_select(
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float half_h = h / 2.0f;
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float aspx = 1.0f, aspy = 1.0f;
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if (manipulator_window_project_2d(
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C, mpr, (const float[2]){UNPACK2(event->mval)}, 2, true, point_local) == false)
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{
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return 0;
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}
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const int transform_flag = RNA_enum_get(mpr->ptr, "transform");
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/* rotate mouse in relation to the center and relocate it */
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sub_v2_v2v2(point_local, mouse, mpr->matrix_basis[3]);
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point_local[0] -= mpr->matrix_offset[3][0];
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point_local[1] -= mpr->matrix_offset[3][1];
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//rotate_m2(matrot, -cage->transform.rotation);
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if (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) {
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mul_v2_fl(point_local, 1.0f / scale[0]);
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}
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@ -376,37 +429,26 @@ typedef struct RectTransformInteraction {
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static bool manipulator_rect_transform_get_prop_value(
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wmManipulator *mpr, wmManipulatorProperty *mpr_prop, float *value)
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{
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PropertyType type = RNA_property_type(mpr_prop->prop);
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if (type != PROP_FLOAT) {
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fprintf(stderr, "Rect Transform manipulator can only be bound to float properties\n");
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return false;
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if (STREQ(mpr_prop->type->idname, "offset")) {
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WM_manipulator_target_property_value_get_array(mpr, mpr_prop, value);
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}
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else {
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if (STREQ(mpr_prop->type->idname, "offset")) {
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if (RNA_property_array_length(&mpr_prop->ptr, mpr_prop->prop) != 2) {
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fprintf(stderr, "Rect Transform manipulator offset not only be bound to array float property\n");
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return false;
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}
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RNA_property_float_get_array(&mpr_prop->ptr, mpr_prop->prop, value);
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}
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else if (STREQ(mpr_prop->type->idname, "scale")) {
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const int transform_flag = RNA_enum_get(mpr->ptr, "transform");
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if (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) {
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*value = RNA_property_float_get(&mpr_prop->ptr, mpr_prop->prop);
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else if (STREQ(mpr_prop->type->idname, "scale")) {
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const int transform_flag = RNA_enum_get(mpr->ptr, "transform");
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if (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) {
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if (WM_manipulator_target_property_array_length(mpr, mpr_prop) == 2) {
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WM_manipulator_target_property_value_get_array(mpr, mpr_prop, value);
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}
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else {
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if (RNA_property_array_length(&mpr_prop->ptr, mpr_prop->prop) != 2) {
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fprintf(stderr, "Rect Transform manipulator scale not only be bound to array float property\n");
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return false;
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}
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RNA_property_float_get_array(&mpr_prop->ptr, mpr_prop->prop, value);
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*value = WM_manipulator_target_property_value_get(mpr, mpr_prop);
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}
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}
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else {
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BLI_assert(0);
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WM_manipulator_target_property_value_get_array(mpr, mpr_prop, value);
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}
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}
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else {
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BLI_assert(0);
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}
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return true;
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}
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@ -417,7 +459,7 @@ static void manipulator_rect_transform_setup(wmManipulator *mpr)
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}
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static void manipulator_rect_transform_invoke(
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bContext *UNUSED(C), wmManipulator *mpr, const wmEvent *event)
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bContext *C, wmManipulator *mpr, const wmEvent *event)
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{
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RectTransformInteraction *data = MEM_callocN(sizeof(RectTransformInteraction), "cage_interaction");
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@ -427,8 +469,11 @@ static void manipulator_rect_transform_invoke(
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copy_v2_v2(data->orig_offset, mpr->matrix_offset[3]);
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copy_v2_v2(data->orig_scale, scale);
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data->orig_mouse[0] = event->mval[0];
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data->orig_mouse[1] = event->mval[1];
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if (manipulator_window_project_2d(
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C, mpr, (const float[2]){UNPACK2(event->mval)}, 2, false, data->orig_mouse) == 0)
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{
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zero_v2(data->orig_mouse);
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}
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mpr->interaction_data = data;
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}
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@ -437,14 +482,24 @@ static void manipulator_rect_transform_modal(
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bContext *C, wmManipulator *mpr, const wmEvent *event,
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eWM_ManipulatorTweak UNUSED(tweak_flag))
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{
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const int transform_flag = RNA_enum_get(mpr->ptr, "transform");
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const bool use_clamp = (mpr->parent_mgroup->type->flag & WM_MANIPULATORGROUPTYPE_3D) == 0;
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const bool pivot_center = (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_TRANSLATE) == 0;
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RectTransformInteraction *data = mpr->interaction_data;
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/* needed here as well in case clamping occurs */
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const float orig_ofx = mpr->matrix_offset[3][0], orig_ofy = mpr->matrix_offset[3][1];
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const float orig_ofx = mpr->matrix_offset[3][0];
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const float orig_ofy = mpr->matrix_offset[3][1];
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const float valuex = (event->mval[0] - data->orig_mouse[0]);
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const float valuey = (event->mval[1] - data->orig_mouse[1]);
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float point_local[2];
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const int transform_flag = RNA_enum_get(mpr->ptr, "transform");
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if (manipulator_window_project_2d(
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C, mpr, (const float[2]){UNPACK2(event->mval)}, 2, false, point_local) == false)
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{
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return;
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}
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const float valuex = (point_local[0] - data->orig_mouse[0]);
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const float valuey = (point_local[1] - data->orig_mouse[1]);
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float dims[2];
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RNA_float_get_array(mpr->ptr, "dimensions", dims);
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@ -457,15 +512,21 @@ static void manipulator_rect_transform_modal(
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mpr->matrix_offset[3][1] = data->orig_offset[1] + valuey;
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}
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else if (mpr->highlight_part == ED_MANIPULATOR_RECT_TRANSFORM_INTERSECT_SCALEX_LEFT) {
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mpr->matrix_offset[3][0] = data->orig_offset[0] + valuex / 2.0f;
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if (pivot_center == false) {
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mpr->matrix_offset[3][0] = data->orig_offset[0] + valuex / 2.0f;
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}
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scale[0] = (dims[0] * data->orig_scale[0] - valuex) / dims[0];
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}
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else if (mpr->highlight_part == ED_MANIPULATOR_RECT_TRANSFORM_INTERSECT_SCALEX_RIGHT) {
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mpr->matrix_offset[3][0] = data->orig_offset[0] + valuex / 2.0f;
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if (pivot_center == false) {
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mpr->matrix_offset[3][0] = data->orig_offset[0] + valuex / 2.0f;
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}
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scale[0] = (dims[0] * data->orig_scale[0] + valuex) / dims[0];
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}
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else if (mpr->highlight_part == ED_MANIPULATOR_RECT_TRANSFORM_INTERSECT_SCALEY_DOWN) {
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mpr->matrix_offset[3][1] = data->orig_offset[1] + valuey / 2.0f;
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if (pivot_center == false) {
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mpr->matrix_offset[3][1] = data->orig_offset[1] + valuey / 2.0f;
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}
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if (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) {
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scale[0] = (dims[1] * data->orig_scale[0] - valuey) / dims[1];
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@ -475,7 +536,9 @@ static void manipulator_rect_transform_modal(
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}
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}
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else if (mpr->highlight_part == ED_MANIPULATOR_RECT_TRANSFORM_INTERSECT_SCALEY_UP) {
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mpr->matrix_offset[3][1] = data->orig_offset[1] + valuey / 2.0f;
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if (pivot_center == false) {
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mpr->matrix_offset[3][1] = data->orig_offset[1] + valuey / 2.0f;
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}
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if (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) {
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scale[0] = (dims[1] * data->orig_scale[0] + valuey) / dims[1];
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@ -484,9 +547,15 @@ static void manipulator_rect_transform_modal(
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scale[1] = (dims[1] * data->orig_scale[1] + valuey) / dims[1];
|
||||
}
|
||||
}
|
||||
else {
|
||||
BLI_assert(0);
|
||||
}
|
||||
|
||||
/* clamping - make sure manipulator is at least 5 pixels wide */
|
||||
if (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) {
|
||||
if (use_clamp == false) {
|
||||
/* pass */
|
||||
}
|
||||
else if (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) {
|
||||
if (scale[0] < MANIPULATOR_RECT_MIN_WIDTH / dims[1] ||
|
||||
scale[0] < MANIPULATOR_RECT_MIN_WIDTH / dims[0])
|
||||
{
|
||||
|
@ -506,25 +575,43 @@ static void manipulator_rect_transform_modal(
|
|||
}
|
||||
}
|
||||
|
||||
{
|
||||
wmManipulatorProperty *mpr_prop = WM_manipulator_target_property_find(mpr, "scale");
|
||||
if (mpr_prop->type != NULL) {
|
||||
float range[2];
|
||||
WM_manipulator_target_property_range_get(mpr, mpr_prop, range);
|
||||
CLAMP(scale[0], range[0], range[1]);
|
||||
CLAMP(scale[1], range[0], range[1]);
|
||||
}
|
||||
}
|
||||
|
||||
/* Needed for when we're uniform transforming a 2D vector and need to write both. */
|
||||
if (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) {
|
||||
scale[1] = scale[0];
|
||||
}
|
||||
RNA_float_set_array(mpr->ptr, "scale", scale);
|
||||
|
||||
wmManipulatorProperty *mpr_prop;
|
||||
|
||||
mpr_prop = WM_manipulator_target_property_find(mpr, "offset");
|
||||
if (mpr_prop->prop != NULL) {
|
||||
RNA_property_float_set_array(&mpr_prop->ptr, mpr_prop->prop, mpr->matrix_offset[3]);
|
||||
RNA_property_update(C, &mpr_prop->ptr, mpr_prop->prop);
|
||||
if (mpr_prop->type != NULL) {
|
||||
WM_manipulator_target_property_value_set_array(C, mpr, mpr_prop, mpr->matrix_offset[3]);
|
||||
}
|
||||
|
||||
mpr_prop = WM_manipulator_target_property_find(mpr, "scale");
|
||||
if (mpr_prop->prop != NULL) {
|
||||
if (mpr_prop->type != NULL) {
|
||||
if (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) {
|
||||
RNA_property_float_set(&mpr_prop->ptr, mpr_prop->prop, scale[0]);
|
||||
scale[1] = scale[0];
|
||||
if (WM_manipulator_target_property_array_length(mpr, mpr_prop) == 2) {
|
||||
WM_manipulator_target_property_value_set_array(C, mpr, mpr_prop, scale);
|
||||
}
|
||||
else {
|
||||
WM_manipulator_target_property_value_set(C, mpr, mpr_prop, scale[0]);
|
||||
}
|
||||
}
|
||||
else {
|
||||
RNA_property_float_set_array(&mpr_prop->ptr, mpr_prop->prop, scale);
|
||||
WM_manipulator_target_property_value_set_array(C, mpr, mpr_prop, scale);
|
||||
}
|
||||
RNA_property_update(C, &mpr_prop->ptr, mpr_prop->prop);
|
||||
}
|
||||
|
||||
/* tag the region for redraw */
|
||||
|
@ -557,21 +644,24 @@ static void manipulator_rect_transform_exit(bContext *C, wmManipulator *mpr, con
|
|||
|
||||
/* reset properties */
|
||||
mpr_prop = WM_manipulator_target_property_find(mpr, "offset");
|
||||
if (mpr_prop->prop != NULL) {
|
||||
RNA_property_float_set_array(&mpr_prop->ptr, mpr_prop->prop, data->orig_offset);
|
||||
RNA_property_update(C, &mpr_prop->ptr, mpr_prop->prop);
|
||||
if (mpr_prop->type != NULL) {
|
||||
WM_manipulator_target_property_value_set_array(C, mpr, mpr_prop, data->orig_offset);
|
||||
}
|
||||
|
||||
mpr_prop = WM_manipulator_target_property_find(mpr, "scale");
|
||||
if (mpr_prop->prop != NULL) {
|
||||
if (mpr_prop->type != NULL) {
|
||||
const int transform_flag = RNA_enum_get(mpr->ptr, "transform");
|
||||
if (transform_flag & ED_MANIPULATOR_RECT_TRANSFORM_FLAG_SCALE_UNIFORM) {
|
||||
RNA_property_float_set(&mpr_prop->ptr, mpr_prop->prop, data->orig_scale[0]);
|
||||
if (WM_manipulator_target_property_array_length(mpr, mpr_prop) == 2) {
|
||||
WM_manipulator_target_property_value_set_array(C, mpr, mpr_prop, data->orig_scale);
|
||||
}
|
||||
else {
|
||||
WM_manipulator_target_property_value_set(C, mpr, mpr_prop, data->orig_scale[0]);
|
||||
}
|
||||
}
|
||||
else {
|
||||
RNA_property_float_set_array(&mpr_prop->ptr, mpr_prop->prop, data->orig_scale);
|
||||
WM_manipulator_target_property_value_set_array(C, mpr, mpr_prop, data->orig_scale);
|
||||
}
|
||||
RNA_property_update(C, &mpr_prop->ptr, mpr_prop->prop);
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -588,6 +678,7 @@ static void MANIPULATOR_WT_cage_2d(wmManipulatorType *wt)
|
|||
|
||||
/* api callbacks */
|
||||
wt->draw = manipulator_rect_transform_draw;
|
||||
wt->draw_select = manipulator_rect_transform_draw_select;
|
||||
wt->setup = manipulator_rect_transform_setup;
|
||||
wt->invoke = manipulator_rect_transform_invoke;
|
||||
wt->property_update = manipulator_rect_transform_property_update;
|
||||
|
|
|
@ -182,6 +182,9 @@ void WM_manipulator_target_property_range_get(
|
|||
const struct wmManipulator *mpr, struct wmManipulatorProperty *mpr_prop,
|
||||
float range[2]);
|
||||
|
||||
int WM_manipulator_target_property_array_length(
|
||||
const struct wmManipulator *mpr, struct wmManipulatorProperty *mpr_prop);
|
||||
|
||||
/* definitions */
|
||||
const struct wmManipulatorPropertyType *WM_manipulatortype_target_property_find(
|
||||
const struct wmManipulatorType *wt, const char *idname);
|
||||
|
|
|
@ -240,6 +240,15 @@ void WM_manipulator_target_property_range_get(
|
|||
RNA_property_float_ui_range(&mpr_prop->ptr, mpr_prop->prop, &range[0], &range[1], &step, &precision);
|
||||
}
|
||||
|
||||
int WM_manipulator_target_property_array_length(
|
||||
const wmManipulator *mpr, wmManipulatorProperty *mpr_prop)
|
||||
{
|
||||
if (mpr_prop->custom_func.range_get_fn) {
|
||||
return mpr_prop->type->array_length;
|
||||
}
|
||||
return RNA_property_array_length(&mpr_prop->ptr, mpr_prop->prop);
|
||||
}
|
||||
|
||||
/** \} */
|
||||
|
||||
|
||||
|
|
Loading…
Reference in New Issue