move eyedropper into its own file, uses mostly different includes to interface_ops.c
This commit is contained in:
Campbell Barton
@@ -40,6 +40,7 @@ set(SRC
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interface.c
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interface_anim.c
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interface_draw.c
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interface_eyedropper.c
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interface_handlers.c
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interface_icons.c
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interface_layout.c
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333
source/blender/editors/interface/interface_eyedropper.c
Normal file
333
source/blender/editors/interface/interface_eyedropper.c
Normal file
@@ -0,0 +1,333 @@
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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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* The Original Code is Copyright (C) 2009 Blender Foundation.
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* All rights reserved.
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*
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* Contributor(s): Blender Foundation, Joshua Leung
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file blender/editors/interface/interface_eyedropper.c
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* \ingroup edinterface
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*/
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#include "MEM_guardedalloc.h"
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#include "DNA_space_types.h"
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#include "DNA_screen_types.h"
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#include "BLI_blenlib.h"
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#include "BLI_math_vector.h"
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#include "BKE_context.h"
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#include "BKE_screen.h"
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#include "RNA_access.h"
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#include "BIF_gl.h"
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#include "UI_interface.h"
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#include "IMB_colormanagement.h"
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#include "interface_intern.h"
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#include "WM_api.h"
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#include "WM_types.h"
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/* for HDR color sampling */
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#include "ED_image.h"
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#include "ED_node.h"
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#include "ED_clip.h"
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/** \name Eyedropper (RGB Color)
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* \{ */
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typedef struct Eyedropper {
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struct ColorManagedDisplay *display;
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PointerRNA ptr;
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PropertyRNA *prop;
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int index;
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int accum_start; /* has mouse been presed */
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float accum_col[3];
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int accum_tot;
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} Eyedropper;
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static int eyedropper_init(bContext *C, wmOperator *op)
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{
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Scene *scene = CTX_data_scene(C);
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Eyedropper *eye;
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op->customdata = eye = MEM_callocN(sizeof(Eyedropper), "Eyedropper");
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uiContextActiveProperty(C, &eye->ptr, &eye->prop, &eye->index);
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if ((eye->ptr.data == NULL) ||
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(eye->prop == NULL) ||
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(RNA_property_editable(&eye->ptr, eye->prop) == FALSE) ||
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(RNA_property_array_length(&eye->ptr, eye->prop) < 3) ||
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(RNA_property_type(eye->prop) != PROP_FLOAT))
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{
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return FALSE;
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}
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if (RNA_property_subtype(eye->prop) == PROP_COLOR) {
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const char *display_device;
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display_device = scene->display_settings.display_device;
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eye->display = IMB_colormanagement_display_get_named(display_device);
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}
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return TRUE;
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}
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static void eyedropper_exit(bContext *C, wmOperator *op)
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{
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WM_cursor_modal_restore(CTX_wm_window(C));
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if (op->customdata)
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MEM_freeN(op->customdata);
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op->customdata = NULL;
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}
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static int eyedropper_cancel(bContext *C, wmOperator *op)
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{
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eyedropper_exit(C, op);
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return OPERATOR_CANCELLED;
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}
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/* *** eyedropper_color_ helper functions *** */
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/**
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* \brief get the color from the screen.
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*
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* Special check for image or nodes where we MAY have HDR pixels which don't display.
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*/
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static void eyedropper_color_sample_fl(bContext *C, Eyedropper *UNUSED(eye), int mx, int my, float r_col[3])
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{
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/* we could use some clever */
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wmWindow *win = CTX_wm_window(C);
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ScrArea *sa;
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for (sa = win->screen->areabase.first; sa; sa = sa->next) {
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if (BLI_rcti_isect_pt(&sa->totrct, mx, my)) {
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if (sa->spacetype == SPACE_IMAGE) {
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ARegion *ar = BKE_area_find_region_type(sa, RGN_TYPE_WINDOW);
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if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, my)) {
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SpaceImage *sima = sa->spacedata.first;
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int mval[2] = {mx - ar->winrct.xmin,
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my - ar->winrct.ymin};
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if (ED_space_image_color_sample(sima, ar, mval, r_col)) {
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return;
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}
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}
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}
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else if (sa->spacetype == SPACE_NODE) {
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ARegion *ar = BKE_area_find_region_type(sa, RGN_TYPE_WINDOW);
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if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, my)) {
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SpaceNode *snode = sa->spacedata.first;
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int mval[2] = {mx - ar->winrct.xmin,
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my - ar->winrct.ymin};
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if (ED_space_node_color_sample(snode, ar, mval, r_col)) {
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return;
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}
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}
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}
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else if (sa->spacetype == SPACE_CLIP) {
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ARegion *ar = BKE_area_find_region_type(sa, RGN_TYPE_WINDOW);
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if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, my)) {
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SpaceClip *sc = sa->spacedata.first;
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int mval[2] = {mx - ar->winrct.xmin,
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my - ar->winrct.ymin};
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if (ED_space_clip_color_sample(sc, ar, mval, r_col)) {
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return;
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}
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}
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}
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}
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}
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/* fallback to simple opengl picker */
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glReadBuffer(GL_FRONT);
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glReadPixels(mx, my, 1, 1, GL_RGB, GL_FLOAT, r_col);
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glReadBuffer(GL_BACK);
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}
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/* sets the sample color RGB, maintaining A */
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static void eyedropper_color_set(bContext *C, Eyedropper *eye, const float col[3])
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{
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float col_conv[4];
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/* to maintain alpha */
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RNA_property_float_get_array(&eye->ptr, eye->prop, col_conv);
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/* convert from display space to linear rgb space */
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if (eye->display) {
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copy_v3_v3(col_conv, col);
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IMB_colormanagement_display_to_scene_linear_v3(col_conv, eye->display);
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}
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else {
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copy_v3_v3(col_conv, col);
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}
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RNA_property_float_set_array(&eye->ptr, eye->prop, col_conv);
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RNA_property_update(C, &eye->ptr, eye->prop);
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}
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/* set sample from accumulated values */
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static void eyedropper_color_set_accum(bContext *C, Eyedropper *eye)
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{
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float col[3];
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mul_v3_v3fl(col, eye->accum_col, 1.0f / (float)eye->accum_tot);
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eyedropper_color_set(C, eye, col);
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}
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/* single point sample & set */
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static void eyedropper_color_sample(bContext *C, Eyedropper *eye, int mx, int my)
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{
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float col[3];
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eyedropper_color_sample_fl(C, eye, mx, my, col);
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eyedropper_color_set(C, eye, col);
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}
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static void eyedropper_color_sample_accum(bContext *C, Eyedropper *eye, int mx, int my)
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{
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float col[3];
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eyedropper_color_sample_fl(C, eye, mx, my, col);
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/* delay linear conversion */
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add_v3_v3(eye->accum_col, col);
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eye->accum_tot++;
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}
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/* main modal status check */
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static int eyedropper_modal(bContext *C, wmOperator *op, const wmEvent *event)
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{
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Eyedropper *eye = (Eyedropper *)op->customdata;
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switch (event->type) {
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case ESCKEY:
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case RIGHTMOUSE:
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return eyedropper_cancel(C, op);
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case LEFTMOUSE:
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if (event->val == KM_RELEASE) {
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if (eye->accum_tot == 0) {
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eyedropper_color_sample(C, eye, event->x, event->y);
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}
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else {
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eyedropper_color_set_accum(C, eye);
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}
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eyedropper_exit(C, op);
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return OPERATOR_FINISHED;
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}
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else if (event->val == KM_PRESS) {
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/* enable accum and make first sample */
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eye->accum_start = TRUE;
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eyedropper_color_sample_accum(C, eye, event->x, event->y);
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}
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break;
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case MOUSEMOVE:
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if (eye->accum_start) {
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/* button is pressed so keep sampling */
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eyedropper_color_sample_accum(C, eye, event->x, event->y);
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eyedropper_color_set_accum(C, eye);
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}
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break;
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case SPACEKEY:
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if (event->val == KM_RELEASE) {
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eye->accum_tot = 0;
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zero_v3(eye->accum_col);
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eyedropper_color_sample_accum(C, eye, event->x, event->y);
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eyedropper_color_set_accum(C, eye);
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}
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break;
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}
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return OPERATOR_RUNNING_MODAL;
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}
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/* Modal Operator init */
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static int eyedropper_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
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{
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/* init */
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if (eyedropper_init(C, op)) {
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WM_cursor_modal_set(CTX_wm_window(C), BC_EYEDROPPER_CURSOR);
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/* add temp handler */
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WM_event_add_modal_handler(C, op);
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return OPERATOR_RUNNING_MODAL;
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}
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else {
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eyedropper_exit(C, op);
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return OPERATOR_CANCELLED;
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}
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}
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/* Repeat operator */
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static int eyedropper_exec(bContext *C, wmOperator *op)
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{
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/* init */
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if (eyedropper_init(C, op)) {
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/* do something */
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/* cleanup */
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eyedropper_exit(C, op);
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return OPERATOR_FINISHED;
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}
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else {
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return OPERATOR_CANCELLED;
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}
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}
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static int eyedropper_poll(bContext *C)
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{
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if (!CTX_wm_window(C)) return 0;
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else return 1;
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}
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void UI_OT_eyedropper_color(wmOperatorType *ot)
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{
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/* identifiers */
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ot->name = "Eyedropper";
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ot->idname = "UI_OT_eyedropper_color";
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ot->description = "Sample a color from the Blender Window to store in a property";
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/* api callbacks */
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ot->invoke = eyedropper_invoke;
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ot->modal = eyedropper_modal;
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ot->cancel = eyedropper_cancel;
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ot->exec = eyedropper_exec;
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ot->poll = eyedropper_poll;
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/* flags */
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ot->flag = OPTYPE_BLOCKING;
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/* properties */
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}
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/** \} */
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@@ -584,4 +584,7 @@ int ui_but_anim_expression_set(uiBut *but, const char *str);
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int ui_but_anim_expression_create(uiBut *but, const char *str);
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void ui_but_anim_autokey(struct bContext *C, uiBut *but, struct Scene *scene, float cfra);
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#endif
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/* interface_eyedropper.c */
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void UI_OT_eyedropper_color(struct wmOperatorType *ot);
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#endif /* __INTERFACE_INTERN_H__ */
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@@ -27,20 +27,14 @@
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* \ingroup edinterface
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*/
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#include <stdio.h>
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#include <math.h>
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#include <string.h>
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#include "MEM_guardedalloc.h"
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#include "DNA_scene_types.h"
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#include "DNA_screen_types.h"
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#include "DNA_text_types.h" /* for UI_OT_reports_to_text */
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#include "BLI_blenlib.h"
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#include "BLI_math_color.h"
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#include "BLI_math_vector.h"
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#include "BLI_utildefines.h"
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#include "BLF_api.h"
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#include "BLF_translation.h"
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@@ -54,12 +48,8 @@
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#include "RNA_access.h"
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#include "RNA_define.h"
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#include "BIF_gl.h"
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#include "UI_interface.h"
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#include "IMB_colormanagement.h"
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#include "interface_intern.h"
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#include "WM_api.h"
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@@ -70,282 +60,6 @@
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#include "BKE_main.h"
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#include "BLI_ghash.h"
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#include "ED_image.h" /* for HDR color sampling */
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#include "ED_node.h" /* for HDR color sampling */
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#include "ED_clip.h" /* for HDR color sampling */
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/* ********************************************************** */
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typedef struct Eyedropper {
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struct ColorManagedDisplay *display;
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PointerRNA ptr;
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PropertyRNA *prop;
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int index;
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int accum_start; /* has mouse been presed */
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float accum_col[3];
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int accum_tot;
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} Eyedropper;
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static int eyedropper_init(bContext *C, wmOperator *op)
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{
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Scene *scene = CTX_data_scene(C);
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Eyedropper *eye;
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op->customdata = eye = MEM_callocN(sizeof(Eyedropper), "Eyedropper");
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uiContextActiveProperty(C, &eye->ptr, &eye->prop, &eye->index);
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if ((eye->ptr.data == NULL) ||
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(eye->prop == NULL) ||
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(RNA_property_editable(&eye->ptr, eye->prop) == FALSE) ||
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(RNA_property_array_length(&eye->ptr, eye->prop) < 3) ||
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(RNA_property_type(eye->prop) != PROP_FLOAT))
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{
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return FALSE;
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}
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if (RNA_property_subtype(eye->prop) == PROP_COLOR) {
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const char *display_device;
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display_device = scene->display_settings.display_device;
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eye->display = IMB_colormanagement_display_get_named(display_device);
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}
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return TRUE;
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}
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static void eyedropper_exit(bContext *C, wmOperator *op)
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{
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WM_cursor_modal_restore(CTX_wm_window(C));
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if (op->customdata)
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MEM_freeN(op->customdata);
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op->customdata = NULL;
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}
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||||
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static int eyedropper_cancel(bContext *C, wmOperator *op)
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{
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eyedropper_exit(C, op);
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return OPERATOR_CANCELLED;
|
||||
}
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||||
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||||
/* *** eyedropper_color_ helper functions *** */
|
||||
|
||||
/**
|
||||
* \brief get the color from the screen.
|
||||
*
|
||||
* Special check for image or nodes where we MAY have HDR pixels which don't display.
|
||||
*/
|
||||
static void eyedropper_color_sample_fl(bContext *C, Eyedropper *UNUSED(eye), int mx, int my, float r_col[3])
|
||||
{
|
||||
|
||||
/* we could use some clever */
|
||||
wmWindow *win = CTX_wm_window(C);
|
||||
ScrArea *sa;
|
||||
for (sa = win->screen->areabase.first; sa; sa = sa->next) {
|
||||
if (BLI_rcti_isect_pt(&sa->totrct, mx, my)) {
|
||||
if (sa->spacetype == SPACE_IMAGE) {
|
||||
ARegion *ar = BKE_area_find_region_type(sa, RGN_TYPE_WINDOW);
|
||||
if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, my)) {
|
||||
SpaceImage *sima = sa->spacedata.first;
|
||||
int mval[2] = {mx - ar->winrct.xmin,
|
||||
my - ar->winrct.ymin};
|
||||
|
||||
if (ED_space_image_color_sample(sima, ar, mval, r_col)) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (sa->spacetype == SPACE_NODE) {
|
||||
ARegion *ar = BKE_area_find_region_type(sa, RGN_TYPE_WINDOW);
|
||||
if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, my)) {
|
||||
SpaceNode *snode = sa->spacedata.first;
|
||||
int mval[2] = {mx - ar->winrct.xmin,
|
||||
my - ar->winrct.ymin};
|
||||
|
||||
if (ED_space_node_color_sample(snode, ar, mval, r_col)) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (sa->spacetype == SPACE_CLIP) {
|
||||
ARegion *ar = BKE_area_find_region_type(sa, RGN_TYPE_WINDOW);
|
||||
if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, my)) {
|
||||
SpaceClip *sc = sa->spacedata.first;
|
||||
int mval[2] = {mx - ar->winrct.xmin,
|
||||
my - ar->winrct.ymin};
|
||||
|
||||
if (ED_space_clip_color_sample(sc, ar, mval, r_col)) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* fallback to simple opengl picker */
|
||||
glReadBuffer(GL_FRONT);
|
||||
glReadPixels(mx, my, 1, 1, GL_RGB, GL_FLOAT, r_col);
|
||||
glReadBuffer(GL_BACK);
|
||||
}
|
||||
|
||||
/* sets the sample color RGB, maintaining A */
|
||||
static void eyedropper_color_set(bContext *C, Eyedropper *eye, const float col[3])
|
||||
{
|
||||
float col_conv[4];
|
||||
|
||||
/* to maintain alpha */
|
||||
RNA_property_float_get_array(&eye->ptr, eye->prop, col_conv);
|
||||
|
||||
/* convert from display space to linear rgb space */
|
||||
if (eye->display) {
|
||||
copy_v3_v3(col_conv, col);
|
||||
IMB_colormanagement_display_to_scene_linear_v3(col_conv, eye->display);
|
||||
}
|
||||
else {
|
||||
copy_v3_v3(col_conv, col);
|
||||
}
|
||||
|
||||
RNA_property_float_set_array(&eye->ptr, eye->prop, col_conv);
|
||||
|
||||
RNA_property_update(C, &eye->ptr, eye->prop);
|
||||
}
|
||||
|
||||
/* set sample from accumulated values */
|
||||
static void eyedropper_color_set_accum(bContext *C, Eyedropper *eye)
|
||||
{
|
||||
float col[3];
|
||||
mul_v3_v3fl(col, eye->accum_col, 1.0f / (float)eye->accum_tot);
|
||||
eyedropper_color_set(C, eye, col);
|
||||
}
|
||||
|
||||
/* single point sample & set */
|
||||
static void eyedropper_color_sample(bContext *C, Eyedropper *eye, int mx, int my)
|
||||
{
|
||||
float col[3];
|
||||
eyedropper_color_sample_fl(C, eye, mx, my, col);
|
||||
eyedropper_color_set(C, eye, col);
|
||||
}
|
||||
|
||||
static void eyedropper_color_sample_accum(bContext *C, Eyedropper *eye, int mx, int my)
|
||||
{
|
||||
float col[3];
|
||||
eyedropper_color_sample_fl(C, eye, mx, my, col);
|
||||
/* delay linear conversion */
|
||||
add_v3_v3(eye->accum_col, col);
|
||||
eye->accum_tot++;
|
||||
}
|
||||
|
||||
/* main modal status check */
|
||||
static int eyedropper_modal(bContext *C, wmOperator *op, const wmEvent *event)
|
||||
{
|
||||
Eyedropper *eye = (Eyedropper *)op->customdata;
|
||||
|
||||
switch (event->type) {
|
||||
case ESCKEY:
|
||||
case RIGHTMOUSE:
|
||||
return eyedropper_cancel(C, op);
|
||||
case LEFTMOUSE:
|
||||
if (event->val == KM_RELEASE) {
|
||||
if (eye->accum_tot == 0) {
|
||||
eyedropper_color_sample(C, eye, event->x, event->y);
|
||||
}
|
||||
else {
|
||||
eyedropper_color_set_accum(C, eye);
|
||||
}
|
||||
eyedropper_exit(C, op);
|
||||
return OPERATOR_FINISHED;
|
||||
}
|
||||
else if (event->val == KM_PRESS) {
|
||||
/* enable accum and make first sample */
|
||||
eye->accum_start = TRUE;
|
||||
eyedropper_color_sample_accum(C, eye, event->x, event->y);
|
||||
}
|
||||
break;
|
||||
case MOUSEMOVE:
|
||||
if (eye->accum_start) {
|
||||
/* button is pressed so keep sampling */
|
||||
eyedropper_color_sample_accum(C, eye, event->x, event->y);
|
||||
eyedropper_color_set_accum(C, eye);
|
||||
}
|
||||
break;
|
||||
case SPACEKEY:
|
||||
if (event->val == KM_RELEASE) {
|
||||
eye->accum_tot = 0;
|
||||
zero_v3(eye->accum_col);
|
||||
eyedropper_color_sample_accum(C, eye, event->x, event->y);
|
||||
eyedropper_color_set_accum(C, eye);
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
return OPERATOR_RUNNING_MODAL;
|
||||
}
|
||||
|
||||
/* Modal Operator init */
|
||||
static int eyedropper_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
|
||||
{
|
||||
/* init */
|
||||
if (eyedropper_init(C, op)) {
|
||||
WM_cursor_modal_set(CTX_wm_window(C), BC_EYEDROPPER_CURSOR);
|
||||
|
||||
/* add temp handler */
|
||||
WM_event_add_modal_handler(C, op);
|
||||
|
||||
return OPERATOR_RUNNING_MODAL;
|
||||
}
|
||||
else {
|
||||
eyedropper_exit(C, op);
|
||||
return OPERATOR_CANCELLED;
|
||||
}
|
||||
}
|
||||
|
||||
/* Repeat operator */
|
||||
static int eyedropper_exec(bContext *C, wmOperator *op)
|
||||
{
|
||||
/* init */
|
||||
if (eyedropper_init(C, op)) {
|
||||
|
||||
/* do something */
|
||||
|
||||
/* cleanup */
|
||||
eyedropper_exit(C, op);
|
||||
|
||||
return OPERATOR_FINISHED;
|
||||
}
|
||||
else {
|
||||
return OPERATOR_CANCELLED;
|
||||
}
|
||||
}
|
||||
|
||||
static int eyedropper_poll(bContext *C)
|
||||
{
|
||||
if (!CTX_wm_window(C)) return 0;
|
||||
else return 1;
|
||||
}
|
||||
|
||||
static void UI_OT_eyedropper_color(wmOperatorType *ot)
|
||||
{
|
||||
/* identifiers */
|
||||
ot->name = "Eyedropper";
|
||||
ot->idname = "UI_OT_eyedropper_color";
|
||||
ot->description = "Sample a color from the Blender Window to store in a property";
|
||||
|
||||
/* api callbacks */
|
||||
ot->invoke = eyedropper_invoke;
|
||||
ot->modal = eyedropper_modal;
|
||||
ot->cancel = eyedropper_cancel;
|
||||
ot->exec = eyedropper_exec;
|
||||
ot->poll = eyedropper_poll;
|
||||
|
||||
/* flags */
|
||||
ot->flag = OPTYPE_BLOCKING;
|
||||
|
||||
/* properties */
|
||||
}
|
||||
|
||||
/* Reset Default Theme ------------------------ */
|
||||
|
||||
static int reset_default_theme_exec(bContext *C, wmOperator *UNUSED(op))
|
||||
@@ -1114,7 +828,6 @@ static void UI_OT_reloadtranslation(wmOperatorType *ot)
|
||||
|
||||
void UI_buttons_operatortypes(void)
|
||||
{
|
||||
WM_operatortype_append(UI_OT_eyedropper_color);
|
||||
WM_operatortype_append(UI_OT_reset_default_theme);
|
||||
WM_operatortype_append(UI_OT_copy_data_path_button);
|
||||
WM_operatortype_append(UI_OT_reset_default_button);
|
||||
@@ -1127,4 +840,7 @@ void UI_buttons_operatortypes(void)
|
||||
WM_operatortype_append(UI_OT_edittranslation_init);
|
||||
#endif
|
||||
WM_operatortype_append(UI_OT_reloadtranslation);
|
||||
|
||||
/* external */
|
||||
WM_operatortype_append(UI_OT_eyedropper_color);
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user