diff options
Diffstat (limited to 'source/blender/editors/interface/interface_handlers.c')
| -rw-r--r-- | source/blender/editors/interface/interface_handlers.c | 296 |
1 files changed, 238 insertions, 58 deletions
diff --git a/source/blender/editors/interface/interface_handlers.c b/source/blender/editors/interface/interface_handlers.c index 4cbf5fca49a..282d470c7ea 100644 --- a/source/blender/editors/interface/interface_handlers.c +++ b/source/blender/editors/interface/interface_handlers.c @@ -126,6 +126,24 @@ #define UI_MAX_PASSWORD_STR 128 /** + * This is a lower limit on the soft minimum of the range. + * Usually the derived lower limit from the visible precision is higher, + * so this number is the backup minimum. + * + * Logarithmic scale does not work with a minimum value of zero, + * but we want to support it anyway. It is set to 0.5e... for + * correct rounding since when the tweaked value is lower than + * the log minimum (lower limit), it will snap to 0. + */ +#define UI_PROP_SCALE_LOG_MIN 0.5e-8f +/** + * This constant defines an offset for the precision change in + * snap rounding, when going to higher values. It is set to + * `0.5 - log10(3) = 0.03` to make the switch at `0.3` values. + */ +#define UI_PROP_SCALE_LOG_SNAP_OFFSET 0.03f + +/** * When #USER_CONTINUOUS_MOUSE is disabled or tablet input is used, * Use this as a maximum soft range for mapping cursor motion to the value. * Otherwise min/max of #FLT_MAX, #INT_MAX cause small adjustments to jump to large numbers. @@ -477,6 +495,7 @@ static bool ui_do_but_extra_operator_icon(bContext *C, static void ui_do_but_extra_operator_icons_mousemove(uiBut *but, uiHandleButtonData *data, const wmEvent *event); +static void ui_numedit_begin_set_values(uiBut *but, uiHandleButtonData *data); #ifdef USE_DRAG_MULTINUM static void ui_multibut_restore(bContext *C, uiHandleButtonData *data, uiBlock *block); @@ -1114,16 +1133,17 @@ static void ui_apply_but_TAB(bContext *C, uiBut *but, uiHandleButtonData *data) static void ui_apply_but_NUM(bContext *C, uiBut *but, uiHandleButtonData *data) { if (data->str) { - if (ui_but_string_set(C, but, data->str)) { - data->value = ui_but_value_get(but); - } - else { + double value; + /* Check if the string value is a number and cancel if it's equal to the startvalue. */ + if (ui_but_string_eval_number(C, but, data->str, &value) && (value == data->startvalue)) { data->cancel = true; return; } - /* If the value entered is the exact same, do not trigger an update. */ - if (data->value == data->startvalue) { + if (ui_but_string_set(C, but, data->str)) { + data->value = ui_but_value_get(but); + } + else { data->cancel = true; return; } @@ -3360,6 +3380,8 @@ static void ui_textedit_begin(bContext *C, uiBut *but, uiHandleButtonData *data) if (is_num_but) { BLI_assert(data->is_str_dynamic == false); ui_but_convert_to_unit_alt_name(but, data->str, data->maxlen); + + ui_numedit_begin_set_values(but, data); } /* won't change from now on */ @@ -3896,6 +3918,14 @@ static void ui_do_but_textedit_select( /** \name Button Number Editing (various types) * \{ */ +static void ui_numedit_begin_set_values(uiBut *but, uiHandleButtonData *data) +{ + data->startvalue = ui_but_value_get(but); + data->origvalue = data->startvalue; + data->value = data->origvalue; + but->editval = &data->value; +} + static void ui_numedit_begin(uiBut *but, uiHandleButtonData *data) { if (but->type == UI_BTYPE_CURVE) { @@ -3921,19 +3951,21 @@ static void ui_numedit_begin(uiBut *but, uiHandleButtonData *data) but->editvec = data->vec; } else { - float softrange, softmin, softmax; + ui_numedit_begin_set_values(but, data); - data->startvalue = ui_but_value_get(but); - data->origvalue = data->startvalue; - data->value = data->origvalue; - but->editval = &data->value; + float softmin = but->softmin; + float softmax = but->softmax; + float softrange = softmax - softmin; + const PropertyScaleType scale_type = ui_but_scale_type(but); - softmin = but->softmin; - softmax = but->softmax; - softrange = softmax - softmin; + float log_min = (scale_type == PROP_SCALE_LOG) ? max_ff(softmin, UI_PROP_SCALE_LOG_MIN) : 0.0f; if ((but->type == UI_BTYPE_NUM) && (ui_but_is_cursor_warp(but) == false)) { uiButNumber *number_but = (uiButNumber *)but; + + if (scale_type == PROP_SCALE_LOG) { + log_min = max_ff(log_min, powf(10, -number_but->precision) * 0.5f); + } /* Use a minimum so we have a predictable range, * otherwise some float buttons get a large range. */ const float value_step_float_min = 0.1f; @@ -3982,7 +4014,31 @@ static void ui_numedit_begin(uiBut *but, uiHandleButtonData *data) } } - data->dragfstart = (softrange == 0.0f) ? 0.0f : ((float)data->value - softmin) / softrange; + if (softrange == 0.0f) { + data->dragfstart = 0.0f; + } + else { + switch (scale_type) { + case PROP_SCALE_LINEAR: { + data->dragfstart = ((float)data->value - softmin) / softrange; + break; + } + case PROP_SCALE_LOG: { + BLI_assert(log_min != 0.0f); + const float base = softmax / log_min; + data->dragfstart = logf((float)data->value / log_min) / logf(base); + break; + } + case PROP_SCALE_CUBIC: { + const float cubic_min = cube_f(softmin); + const float cubic_max = cube_f(softmax); + const float cubic_range = cubic_max - cubic_min; + const float f = ((float)data->value - softmin) * cubic_range / softrange + cubic_min; + data->dragfstart = (cbrtf(f) - softmin) / softrange; + break; + } + } + } data->dragf = data->dragfstart; data->drag_map_soft_min = softmin; @@ -4700,6 +4756,7 @@ static float ui_numedit_apply_snapf( /* pass */ } else { + const PropertyScaleType scale_type = ui_but_scale_type(but); float softrange = softmax - softmin; float fac = 1.0f; @@ -4737,31 +4794,30 @@ static float ui_numedit_apply_snapf( } } - if (snap == SNAP_ON) { - if (softrange < 2.10f) { - tempf = roundf(tempf * 10.0f) * 0.1f; - } - else if (softrange < 21.0f) { - tempf = roundf(tempf); - } - else { - tempf = roundf(tempf * 0.1f) * 10.0f; - } - } - else if (snap == SNAP_ON_SMALL) { - if (softrange < 2.10f) { - tempf = roundf(tempf * 100.0f) * 0.01f; - } - else if (softrange < 21.0f) { - tempf = roundf(tempf * 10.0f) * 0.1f; + BLI_assert(ELEM(snap, SNAP_ON, SNAP_ON_SMALL)); + switch (scale_type) { + case PROP_SCALE_LINEAR: + case PROP_SCALE_CUBIC: { + const float snap_fac = (snap == SNAP_ON_SMALL ? 0.1f : 1.0f); + if (softrange < 2.10f) { + tempf = roundf(tempf * 10.0f / snap_fac) * 0.1f * snap_fac; + } + else if (softrange < 21.0f) { + tempf = roundf(tempf / snap_fac) * snap_fac; + } + else { + tempf = roundf(tempf * 0.1f / snap_fac) * 10.0f * snap_fac; + } + break; } - else { - tempf = roundf(tempf); + case PROP_SCALE_LOG: { + const float snap_fac = powf(10.0f, + roundf(log10f(tempf) + UI_PROP_SCALE_LOG_SNAP_OFFSET) - + (snap == SNAP_ON_SMALL ? 2.0f : 1.0f)); + tempf = roundf(tempf / snap_fac) * snap_fac; + break; } } - else { - BLI_assert(0); - } if (fac != 1.0f) { tempf *= fac; @@ -4806,6 +4862,7 @@ static bool ui_numedit_but_NUM(uiButNumber *number_but, int lvalue, temp; bool changed = false; const bool is_float = ui_but_is_float(but); + const PropertyScaleType scale_type = ui_but_scale_type(but); /* prevent unwanted drag adjustments, test motion so modifier keys refresh. */ if ((is_motion || data->draglock) && (ui_but_dragedit_update_mval(data, mx) == false)) { @@ -4817,21 +4874,74 @@ static bool ui_numedit_but_NUM(uiButNumber *number_but, const float softmax = but->softmax; const float softrange = softmax - softmin; + const float log_min = (scale_type == PROP_SCALE_LOG) ? + max_ff(max_ff(softmin, UI_PROP_SCALE_LOG_MIN), + powf(10, -number_but->precision) * 0.5f) : + 0; + /* Mouse location isn't screen clamped to the screen so use a linear mapping * 2px == 1-int, or 1px == 1-ClickStep */ if (is_float) { fac *= 0.01f * number_but->step_size; - tempf = (float)data->startvalue + ((float)(mx - data->dragstartx) * fac); + switch (scale_type) { + case PROP_SCALE_LINEAR: { + tempf = (float)data->startvalue + (float)(mx - data->dragstartx) * fac; + break; + } + case PROP_SCALE_LOG: { + const float startvalue = max_ff((float)data->startvalue, log_min); + tempf = expf((float)(mx - data->dragstartx) * fac) * startvalue; + if (tempf <= log_min) { + tempf = 0.0f; + } + break; + } + case PROP_SCALE_CUBIC: { + tempf = cbrtf((float)data->startvalue) + (float)(mx - data->dragstartx) * fac; + tempf *= tempf * tempf; + break; + } + } + tempf = ui_numedit_apply_snapf(but, tempf, softmin, softmax, snap); #if 1 /* fake moving the click start, nicer for dragging back after passing the limit */ - if (tempf < softmin) { - data->dragstartx -= (softmin - tempf) / fac; - tempf = softmin; - } - else if (tempf > softmax) { - data->dragstartx += (tempf - softmax) / fac; - tempf = softmax; + switch (scale_type) { + case PROP_SCALE_LINEAR: { + if (tempf < softmin) { + data->dragstartx -= (softmin - tempf) / fac; + tempf = softmin; + } + else if (tempf > softmax) { + data->dragstartx -= (softmax - tempf) / fac; + tempf = softmax; + } + break; + } + case PROP_SCALE_LOG: { + if (tempf < log_min) { + data->dragstartx -= logf(log_min / (float)data->startvalue) / fac - + (float)(mx - data->dragstartx); + tempf = softmin; + } + else if (tempf > softmax) { + data->dragstartx -= logf(softmax / (float)data->startvalue) / fac - + (float)(mx - data->dragstartx); + tempf = softmax; + } + break; + } + case PROP_SCALE_CUBIC: { + if (tempf < softmin) { + data->dragstartx = mx - (int)((cbrtf(softmin) - cbrtf((float)data->startvalue)) / fac); + tempf = softmin; + } + else if (tempf > softmax) { + data->dragstartx = mx - (int)((cbrtf(softmax) - cbrtf((float)data->startvalue)) / fac); + tempf = softmax; + } + break; + } } #else CLAMP(tempf, softmin, softmax); @@ -4938,7 +5048,31 @@ static bool ui_numedit_but_NUM(uiButNumber *number_but, } data->draglastx = mx; - tempf = (softmin + data->dragf * softrange); + + switch (scale_type) { + case PROP_SCALE_LINEAR: { + tempf = (softmin + data->dragf * softrange); + break; + } + case PROP_SCALE_LOG: { + const float log_min = max_ff(max_ff(softmin, UI_PROP_SCALE_LOG_MIN), + powf(10.0f, -number_but->precision) * 0.5f); + const float base = softmax / log_min; + tempf = powf(base, data->dragf) * log_min; + if (tempf <= log_min) { + tempf = 0.0f; + } + break; + } + case PROP_SCALE_CUBIC: { + tempf = (softmin + data->dragf * softrange); + tempf *= tempf * tempf; + float cubic_min = softmin * softmin * softmin; + float cubic_max = softmax * softmax * softmax; + tempf = (tempf - cubic_min) / (cubic_max - cubic_min) * softrange + softmin; + break; + } + } if (!is_float) { temp = round_fl_to_int(tempf); @@ -5185,9 +5319,19 @@ static int ui_do_but_NUM( else { /* Float Value. */ if (but->drawflag & (UI_BUT_ACTIVE_LEFT | UI_BUT_ACTIVE_RIGHT)) { + const PropertyScaleType scale_type = ui_but_scale_type(but); + button_activate_state(C, but, BUTTON_STATE_NUM_EDITING); - const double value_step = (double)number_but->step_size * UI_PRECISION_FLOAT_SCALE; + double value_step; + if (scale_type == PROP_SCALE_LOG) { + value_step = powf(10.0f, + (roundf(log10f(data->value) + UI_PROP_SCALE_LOG_SNAP_OFFSET) - 1.0f) + + log10f(number_but->step_size)); + } + else { + value_step = (double)number_but->step_size * UI_PRECISION_FLOAT_SCALE; + } BLI_assert(value_step > 0.0f); const double value_test = (but->drawflag & UI_BUT_ACTIVE_LEFT) ? (double)max_ff(but->softmin, @@ -5235,6 +5379,8 @@ static bool ui_numedit_but_SLI(uiBut *but, return changed; } + const PropertyScaleType scale_type = ui_but_scale_type(but); + softmin = but->softmin; softmax = but->softmax; softrange = softmax - softmin; @@ -5276,7 +5422,24 @@ static bool ui_numedit_but_SLI(uiBut *but, #endif /* done correcting mouse */ - tempf = softmin + f * softrange; + switch (scale_type) { + case PROP_SCALE_LINEAR: { + tempf = softmin + f * softrange; + break; + } + case PROP_SCALE_LOG: { + tempf = powf(softmax / softmin, f) * softmin; + break; + } + case PROP_SCALE_CUBIC: { + const float cubicmin = cube_f(softmin); + const float cubicmax = cube_f(softmax); + const float cubicrange = cubicmax - cubicmin; + tempf = cube_f(softmin + f * softrange); + tempf = (tempf - cubicmin) / cubicrange * softrange + softmin; + break; + } + } temp = round_fl_to_int(tempf); if (snap) { @@ -5470,6 +5633,8 @@ static int ui_do_but_SLI( if (click) { if (click == 2) { + const PropertyScaleType scale_type = ui_but_scale_type(but); + /* nudge slider to the left or right */ float f, tempf, softmin, softmax, softrange; int temp; @@ -5494,14 +5659,20 @@ static int ui_do_but_SLI( f = (float)(mx - but->rect.xmin) / (BLI_rctf_size_x(&but->rect)); } - f = softmin + f * softrange; + if (scale_type == PROP_SCALE_LOG) { + f = powf(softmax / softmin, f) * softmin; + } + else { + f = softmin + f * softrange; + } if (!ui_but_is_float(but)) { + int value_step = 1; if (f < temp) { - temp--; + temp -= value_step; } else { - temp++; + temp += value_step; } if (temp >= softmin && temp <= softmax) { @@ -5512,14 +5683,23 @@ static int ui_do_but_SLI( } } else { - if (f < tempf) { - tempf -= 0.01f; - } - else { - tempf += 0.01f; - } - if (tempf >= softmin && tempf <= softmax) { + float value_step; + if (scale_type == PROP_SCALE_LOG) { + value_step = powf(10.0f, roundf(log10f(tempf) + UI_PROP_SCALE_LOG_SNAP_OFFSET) - 1.0f); + } + else { + value_step = 0.01f; + } + + if (f < tempf) { + tempf -= value_step; + } + else { + tempf += value_step; + } + + CLAMP(tempf, softmin, softmax); data->value = tempf; } else { |