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Drags, Sliders: Added deadzone to make selecting 0.0 on linear sliders easier, slider navigation delta accumulation. (#3361, #1823, #1316, #642)

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features/potocpav-newer-lines-2
Ben Carter ago%!(EXTRA string=5 years) committed by ocornut
parent f75b29e7be
commit fa279a6aa0
5 changed files with 66 additions and 19 deletions
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  1. 1
      imgui.cpp
  2. 1
      imgui.h
  3. 1
      imgui_demo.cpp
  4. 8
      imgui_internal.h
  5. 72
      imgui_widgets.cpp

1
imgui.cpp
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@ -933,6 +933,7 @@ ImGuiStyle::ImGuiStyle()
ScrollbarRounding = 9.0f; // Radius of grab corners rounding for scrollbar ScrollbarRounding = 9.0f; // Radius of grab corners rounding for scrollbar
GrabMinSize = 10.0f; // Minimum width/height of a grab box for slider/scrollbar GrabMinSize = 10.0f; // Minimum width/height of a grab box for slider/scrollbar
GrabRounding = 0.0f; // Radius of grabs corners rounding. Set to 0.0f to have rectangular slider grabs. GrabRounding = 0.0f; // Radius of grabs corners rounding. Set to 0.0f to have rectangular slider grabs.
LogSliderDeadzone = 4.0f; // The size in pixels of the dead-zone around zero on logarithmic sliders that cross zero.
TabRounding = 4.0f; // Radius of upper corners of a tab. Set to 0.0f to have rectangular tabs. TabRounding = 4.0f; // Radius of upper corners of a tab. Set to 0.0f to have rectangular tabs.
TabBorderSize = 0.0f; // Thickness of border around tabs. TabBorderSize = 0.0f; // Thickness of border around tabs.
TabMinWidthForUnselectedCloseButton = 0.0f; // Minimum width for close button to appears on an unselected tab when hovered. Set to 0.0f to always show when hovering, set to FLT_MAX to never show close button unless selected. TabMinWidthForUnselectedCloseButton = 0.0f; // Minimum width for close button to appears on an unselected tab when hovered. Set to 0.0f to always show when hovering, set to FLT_MAX to never show close button unless selected.

1
imgui.h
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@ -1473,6 +1473,7 @@ struct ImGuiStyle
float ScrollbarRounding; // Radius of grab corners for scrollbar. float ScrollbarRounding; // Radius of grab corners for scrollbar.
float GrabMinSize; // Minimum width/height of a grab box for slider/scrollbar. float GrabMinSize; // Minimum width/height of a grab box for slider/scrollbar.
float GrabRounding; // Radius of grabs corners rounding. Set to 0.0f to have rectangular slider grabs. float GrabRounding; // Radius of grabs corners rounding. Set to 0.0f to have rectangular slider grabs.
float LogSliderDeadzone; // The size in pixels of the dead-zone around zero on logarithmic sliders that cross zero.
float TabRounding; // Radius of upper corners of a tab. Set to 0.0f to have rectangular tabs. float TabRounding; // Radius of upper corners of a tab. Set to 0.0f to have rectangular tabs.
float TabBorderSize; // Thickness of border around tabs. float TabBorderSize; // Thickness of border around tabs.
float TabMinWidthForUnselectedCloseButton; // Minimum width for close button to appears on an unselected tab when hovered. Set to 0.0f to always show when hovering, set to FLT_MAX to never show close button unless selected. float TabMinWidthForUnselectedCloseButton; // Minimum width for close button to appears on an unselected tab when hovered. Set to 0.0f to always show when hovering, set to FLT_MAX to never show close button unless selected.

1
imgui_demo.cpp
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@ -3784,6 +3784,7 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
ImGui::SliderFloat("PopupRounding", &style.PopupRounding, 0.0f, 12.0f, "%.0f"); ImGui::SliderFloat("PopupRounding", &style.PopupRounding, 0.0f, 12.0f, "%.0f");
ImGui::SliderFloat("ScrollbarRounding", &style.ScrollbarRounding, 0.0f, 12.0f, "%.0f"); ImGui::SliderFloat("ScrollbarRounding", &style.ScrollbarRounding, 0.0f, 12.0f, "%.0f");
ImGui::SliderFloat("GrabRounding", &style.GrabRounding, 0.0f, 12.0f, "%.0f"); ImGui::SliderFloat("GrabRounding", &style.GrabRounding, 0.0f, 12.0f, "%.0f");
ImGui::SliderFloat("LogSliderDeadzone", &style.LogSliderDeadzone, 0.0f, 12.0f, "%.0f");
ImGui::SliderFloat("TabRounding", &style.TabRounding, 0.0f, 12.0f, "%.0f"); ImGui::SliderFloat("TabRounding", &style.TabRounding, 0.0f, 12.0f, "%.0f");
ImGui::Text("Alignment"); ImGui::Text("Alignment");
ImGui::SliderFloat2("WindowTitleAlign", (float*)&style.WindowTitleAlign, 0.0f, 1.0f, "%.2f"); ImGui::SliderFloat2("WindowTitleAlign", (float*)&style.WindowTitleAlign, 0.0f, 1.0f, "%.2f");

8
imgui_internal.h
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@ -1280,6 +1280,8 @@ struct ImGuiContext
float ColorEditLastSat; // Backup of last Saturation associated to LastColor[3], so we can restore Saturation in lossy RGB<>HSV round trips float ColorEditLastSat; // Backup of last Saturation associated to LastColor[3], so we can restore Saturation in lossy RGB<>HSV round trips
float ColorEditLastColor[3]; float ColorEditLastColor[3];
ImVec4 ColorPickerRef; // Initial/reference color at the time of opening the color picker. ImVec4 ColorPickerRef; // Initial/reference color at the time of opening the color picker.
float SliderCurrentAccum; // Accumulated slider delta when using navigation controls.
bool SliderCurrentAccumDirty; // Has the accumulated slider delta changed since last time we tried to apply it?
bool DragCurrentAccumDirty; bool DragCurrentAccumDirty;
float DragCurrentAccum; // Accumulator for dragging modification. Always high-precision, not rounded by end-user precision settings float DragCurrentAccum; // Accumulator for dragging modification. Always high-precision, not rounded by end-user precision settings
float DragSpeedDefaultRatio; // If speed == 0.0f, uses (max-min) * DragSpeedDefaultRatio float DragSpeedDefaultRatio; // If speed == 0.0f, uses (max-min) * DragSpeedDefaultRatio
@ -1433,6 +1435,8 @@ struct ImGuiContext
ColorEditOptions = ImGuiColorEditFlags__OptionsDefault; ColorEditOptions = ImGuiColorEditFlags__OptionsDefault;
ColorEditLastHue = ColorEditLastSat = 0.0f; ColorEditLastHue = ColorEditLastSat = 0.0f;
ColorEditLastColor[0] = ColorEditLastColor[1] = ColorEditLastColor[2] = FLT_MAX; ColorEditLastColor[0] = ColorEditLastColor[1] = ColorEditLastColor[2] = FLT_MAX;
SliderCurrentAccum = 0.0f;
SliderCurrentAccumDirty = false;
DragCurrentAccumDirty = false; DragCurrentAccumDirty = false;
DragCurrentAccum = 0.0f; DragCurrentAccum = 0.0f;
DragSpeedDefaultRatio = 1.0f / 100.0f; DragSpeedDefaultRatio = 1.0f / 100.0f;
@ -1991,8 +1995,8 @@ namespace ImGui
// e.g. " extern template IMGUI_API float RoundScalarWithFormatT<float, float>(const char* format, ImGuiDataType data_type, float v); " // e.g. " extern template IMGUI_API float RoundScalarWithFormatT<float, float>(const char* format, ImGuiDataType data_type, float v); "
template<typename T, typename SIGNED_T, typename FLOAT_T> IMGUI_API bool DragBehaviorT(ImGuiDataType data_type, T* v, float v_speed, T v_min, T v_max, const char* format, ImGuiDragFlags flags); template<typename T, typename SIGNED_T, typename FLOAT_T> IMGUI_API bool DragBehaviorT(ImGuiDataType data_type, T* v, float v_speed, T v_min, T v_max, const char* format, ImGuiDragFlags flags);
template<typename T, typename SIGNED_T, typename FLOAT_T> IMGUI_API bool SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType data_type, T* v, T v_min, T v_max, const char* format, ImGuiSliderFlags flags, ImRect* out_grab_bb); template<typename T, typename SIGNED_T, typename FLOAT_T> IMGUI_API bool SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType data_type, T* v, T v_min, T v_max, const char* format, ImGuiSliderFlags flags, ImRect* out_grab_bb);
template<typename T, typename FLOAT_T> IMGUI_API float SliderCalcRatioFromValueT(ImGuiDataType data_type, T v, T v_min, T v_max, float logarithmic_zero_epsilon, ImGuiSliderFlags flags); template<typename T, typename FLOAT_T> IMGUI_API float SliderCalcRatioFromValueT(ImGuiDataType data_type, T v, T v_min, T v_max, float logarithmic_zero_epsilon, float zero_deadzone_size, ImGuiSliderFlags flags);
template<typename T, typename FLOAT_T> IMGUI_API T SliderCalcValueFromRatioT(ImGuiDataType data_type, float t, T v_min, T v_max, float logarithmic_zero_epsilon, ImGuiSliderFlags flags); template<typename T, typename FLOAT_T> IMGUI_API T SliderCalcValueFromRatioT(ImGuiDataType data_type, float t, T v_min, T v_max, float logarithmic_zero_epsilon, float zero_deadzone_size, ImGuiSliderFlags flags);
template<typename T, typename SIGNED_T> IMGUI_API T RoundScalarWithFormatT(const char* format, ImGuiDataType data_type, T v); template<typename T, typename SIGNED_T> IMGUI_API T RoundScalarWithFormatT(const char* format, ImGuiDataType data_type, T v);
// Data type helpers // Data type helpers

72
imgui_widgets.cpp
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@ -2061,6 +2061,7 @@ bool ImGui::DragBehaviorT(ImGuiDataType data_type, TYPE* v, float v_speed, const
FLOATTYPE v_old_ref_for_accum_remainder = (FLOATTYPE)0.0f; FLOATTYPE v_old_ref_for_accum_remainder = (FLOATTYPE)0.0f;
float logarithmic_zero_epsilon = 0.0f; // Only valid when is_logarithmic is true float logarithmic_zero_epsilon = 0.0f; // Only valid when is_logarithmic is true
const float zero_deadzone_size = 0.0f; // Drag widgets have no deadzone (as it doesn't make sense)
if (is_logarithmic) if (is_logarithmic)
{ {
// When using logarithmic sliders, we need to clamp to avoid hitting zero, but our choice of clamp value greatly affects slider precision. We attempt to use the specified precision to estimate a good lower bound. // When using logarithmic sliders, we need to clamp to avoid hitting zero, but our choice of clamp value greatly affects slider precision. We attempt to use the specified precision to estimate a good lower bound.
@ -2068,9 +2069,9 @@ bool ImGui::DragBehaviorT(ImGuiDataType data_type, TYPE* v, float v_speed, const
logarithmic_zero_epsilon = ImPow(0.1f, (float)decimal_precision); logarithmic_zero_epsilon = ImPow(0.1f, (float)decimal_precision);
// Convert to parametric space, apply delta, convert back // Convert to parametric space, apply delta, convert back
float v_old_parametric = SliderCalcRatioFromValueT<TYPE, FLOATTYPE>(data_type, v_cur, v_min, v_max, logarithmic_zero_epsilon, flags); float v_old_parametric = SliderCalcRatioFromValueT<TYPE, FLOATTYPE>(data_type, v_cur, v_min, v_max, logarithmic_zero_epsilon, zero_deadzone_size, flags);
float v_new_parametric = v_old_parametric + g.DragCurrentAccum; float v_new_parametric = v_old_parametric + g.DragCurrentAccum;
v_cur = SliderCalcValueFromRatioT<TYPE, FLOATTYPE>(data_type, v_new_parametric, v_min, v_max, logarithmic_zero_epsilon, flags); v_cur = SliderCalcValueFromRatioT<TYPE, FLOATTYPE>(data_type, v_new_parametric, v_min, v_max, logarithmic_zero_epsilon, zero_deadzone_size, flags);
v_old_ref_for_accum_remainder = v_old_parametric; v_old_ref_for_accum_remainder = v_old_parametric;
} }
else else
@ -2087,7 +2088,7 @@ bool ImGui::DragBehaviorT(ImGuiDataType data_type, TYPE* v, float v_speed, const
if (is_logarithmic) if (is_logarithmic)
{ {
// Convert to parametric space, apply delta, convert back // Convert to parametric space, apply delta, convert back
float v_new_parametric = SliderCalcRatioFromValueT<TYPE, FLOATTYPE>(data_type, v_cur, v_min, v_max, logarithmic_zero_epsilon, flags); float v_new_parametric = SliderCalcRatioFromValueT<TYPE, FLOATTYPE>(data_type, v_cur, v_min, v_max, logarithmic_zero_epsilon, zero_deadzone_size, flags);
g.DragCurrentAccum -= (float)(v_new_parametric - v_old_ref_for_accum_remainder); g.DragCurrentAccum -= (float)(v_new_parametric - v_old_ref_for_accum_remainder);
} }
else else
@ -2420,7 +2421,7 @@ bool ImGui::DragScalarN(const char* label, ImGuiDataType data_type, void* p_data
// Convert a value v in the output space of a slider into a parametric position on the slider itself (the logical opposite of SliderCalcValueFromRatioT) // Convert a value v in the output space of a slider into a parametric position on the slider itself (the logical opposite of SliderCalcValueFromRatioT)
template<typename TYPE, typename FLOATTYPE> template<typename TYPE, typename FLOATTYPE>
float ImGui::SliderCalcRatioFromValueT(ImGuiDataType data_type, TYPE v, TYPE v_min, TYPE v_max, float logarithmic_zero_epsilon, ImGuiSliderFlags flags) float ImGui::SliderCalcRatioFromValueT(ImGuiDataType data_type, TYPE v, TYPE v_min, TYPE v_max, float logarithmic_zero_epsilon, float zero_deadzone_size, ImGuiSliderFlags flags)
{ {
if (v_min == v_max) if (v_min == v_max)
return 0.0f; return 0.0f;
@ -2456,9 +2457,9 @@ float ImGui::SliderCalcRatioFromValueT(ImGuiDataType data_type, TYPE v, TYPE v_m
if (v == 0.0f) if (v == 0.0f)
result = zero_point; // Special case for exactly zero result = zero_point; // Special case for exactly zero
else if (v < 0.0f) else if (v < 0.0f)
result = (1.0f - (float)(ImLog(-(FLOATTYPE)v_clamped / logarithmic_zero_epsilon) / ImLog(-v_min_fudged / logarithmic_zero_epsilon))) * zero_point; result = (1.0f - (float)(ImLog(-(FLOATTYPE)v_clamped / logarithmic_zero_epsilon) / ImLog(-v_min_fudged / logarithmic_zero_epsilon))) * (zero_point - zero_deadzone_size);
else else
result = zero_point + ((float)(ImLog((FLOATTYPE)v_clamped / logarithmic_zero_epsilon) / ImLog(v_max_fudged / logarithmic_zero_epsilon)) * (1.0f - zero_point)); result = zero_point + zero_deadzone_size + ((float)(ImLog((FLOATTYPE)v_clamped / logarithmic_zero_epsilon) / ImLog(v_max_fudged / logarithmic_zero_epsilon)) * (1.0f - (zero_point + zero_deadzone_size)));
} }
else if ((v_min < 0.0f) || (v_max < 0.0f)) // Entirely negative slider else if ((v_min < 0.0f) || (v_max < 0.0f)) // Entirely negative slider
result = 1.0f - (float)(ImLog(-(FLOATTYPE)v_clamped / -v_max_fudged) / ImLog(-v_min_fudged / -v_max_fudged)); result = 1.0f - (float)(ImLog(-(FLOATTYPE)v_clamped / -v_max_fudged) / ImLog(-v_min_fudged / -v_max_fudged));
@ -2474,7 +2475,7 @@ float ImGui::SliderCalcRatioFromValueT(ImGuiDataType data_type, TYPE v, TYPE v_m
// Convert a parametric position on a slider into a value v in the output space (the logical opposite of SliderCalcRatioFromValueT) // Convert a parametric position on a slider into a value v in the output space (the logical opposite of SliderCalcRatioFromValueT)
template<typename TYPE, typename FLOATTYPE> template<typename TYPE, typename FLOATTYPE>
TYPE ImGui::SliderCalcValueFromRatioT(ImGuiDataType data_type, float t, TYPE v_min, TYPE v_max, float logarithmic_zero_epsilon, ImGuiSliderFlags flags) TYPE ImGui::SliderCalcValueFromRatioT(ImGuiDataType data_type, float t, TYPE v_min, TYPE v_max, float logarithmic_zero_epsilon, float zero_deadzone_size, ImGuiSliderFlags flags)
{ {
if (v_min == v_max) if (v_min == v_max)
return (TYPE)0.0f; return (TYPE)0.0f;
@ -2510,12 +2511,12 @@ TYPE ImGui::SliderCalcValueFromRatioT(ImGuiDataType data_type, float t, TYPE v_m
if ((v_min * v_max) < 0.0f) // Range crosses zero, so we have to do this in two parts if ((v_min * v_max) < 0.0f) // Range crosses zero, so we have to do this in two parts
{ {
float zero_point = (-(float)ImMin(v_min, v_max)) / ImAbs((float)v_max - (float)v_min); // The zero point in parametric space float zero_point = (-(float)ImMin(v_min, v_max)) / ImAbs((float)v_max - (float)v_min); // The zero point in parametric space
if (t_with_flip == zero_point) if ((t_with_flip >= (zero_point - zero_deadzone_size)) && (t_with_flip <= (zero_point + zero_deadzone_size)))
result = (TYPE)0.0f; // Special case to make getting exactly zero possible (the epsilon prevents it otherwise) result = (TYPE)0.0f; // Special case to make getting exactly zero possible (the epsilon prevents it otherwise)
else if (t_with_flip < zero_point) else if (t_with_flip < zero_point)
result = (TYPE)-(logarithmic_zero_epsilon * ImPow(-v_min_fudged / logarithmic_zero_epsilon, (FLOATTYPE)(1.0f - (t_with_flip / zero_point)))); result = (TYPE)-(logarithmic_zero_epsilon * ImPow(-v_min_fudged / logarithmic_zero_epsilon, (FLOATTYPE)(1.0f - (t_with_flip / (zero_point - zero_deadzone_size)))));
else else
result = (TYPE)(logarithmic_zero_epsilon * ImPow(v_max_fudged / logarithmic_zero_epsilon, (FLOATTYPE)((t_with_flip - zero_point) / (1.0f - zero_point)))); result = (TYPE)(logarithmic_zero_epsilon * ImPow(v_max_fudged / logarithmic_zero_epsilon, (FLOATTYPE)((t_with_flip - (zero_point + zero_deadzone_size)) / (1.0f - (zero_point + zero_deadzone_size)))));
} }
else if ((v_min < 0.0f) || (v_max < 0.0f)) // Entirely negative slider else if ((v_min < 0.0f) || (v_max < 0.0f)) // Entirely negative slider
result = (TYPE)-(-v_max_fudged * ImPow(-v_min_fudged / -v_max_fudged, (FLOATTYPE)(1.0f - t_with_flip))); result = (TYPE)-(-v_max_fudged * ImPow(-v_min_fudged / -v_max_fudged, (FLOATTYPE)(1.0f - t_with_flip)));
@ -2570,11 +2571,13 @@ bool ImGui::SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType data_typ
const float slider_usable_pos_max = bb.Max[axis] - grab_padding - grab_sz * 0.5f; const float slider_usable_pos_max = bb.Max[axis] - grab_padding - grab_sz * 0.5f;
float logarithmic_zero_epsilon = 0.0f; // Only valid when is_logarithmic is true float logarithmic_zero_epsilon = 0.0f; // Only valid when is_logarithmic is true
float zero_deadzone_size = 0.0f; // Only valid when is_logarithmic is true
if (is_logarithmic) if (is_logarithmic)
{ {
// When using logarithmic sliders, we need to clamp to avoid hitting zero, but our choice of clamp value greatly affects slider precision. We attempt to use the specified precision to estimate a good lower bound. // When using logarithmic sliders, we need to clamp to avoid hitting zero, but our choice of clamp value greatly affects slider precision. We attempt to use the specified precision to estimate a good lower bound.
const int decimal_precision = is_decimal ? ImParseFormatPrecision(format, 3) : 1; const int decimal_precision = is_decimal ? ImParseFormatPrecision(format, 3) : 1;
logarithmic_zero_epsilon = ImPow(0.1f, (float)decimal_precision); logarithmic_zero_epsilon = ImPow(0.1f, (float)decimal_precision);
zero_deadzone_size = (style.LogSliderDeadzone * 0.5f) / ImMax(slider_usable_sz, 1.0f);
} }
// Process interacting with the slider // Process interacting with the slider
@ -2602,13 +2605,15 @@ bool ImGui::SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType data_typ
{ {
const ImVec2 delta2 = GetNavInputAmount2d(ImGuiNavDirSourceFlags_Keyboard | ImGuiNavDirSourceFlags_PadDPad, ImGuiInputReadMode_RepeatFast, 0.0f, 0.0f); const ImVec2 delta2 = GetNavInputAmount2d(ImGuiNavDirSourceFlags_Keyboard | ImGuiNavDirSourceFlags_PadDPad, ImGuiInputReadMode_RepeatFast, 0.0f, 0.0f);
float delta = (axis == ImGuiAxis_X) ? delta2.x : -delta2.y; float delta = (axis == ImGuiAxis_X) ? delta2.x : -delta2.y;
if (g.NavActivatePressedId == id && !g.ActiveIdIsJustActivated)
if (g.ActiveIdIsJustActivated)
{ {
ClearActiveID(); g.SliderCurrentAccum = 0.0f; // Reset any stored nav delta upon activation
g.SliderCurrentAccumDirty = false;
} }
else if (delta != 0.0f)
if (delta != 0.0f)
{ {
clicked_t = SliderCalcRatioFromValueT<TYPE, FLOATTYPE>(data_type, *v, v_min, v_max, logarithmic_zero_epsilon, flags);
const int decimal_precision = is_decimal ? ImParseFormatPrecision(format, 3) : 0; const int decimal_precision = is_decimal ? ImParseFormatPrecision(format, 3) : 0;
if (decimal_precision > 0) if (decimal_precision > 0)
{ {
@ -2625,17 +2630,52 @@ bool ImGui::SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType data_typ
} }
if (IsNavInputDown(ImGuiNavInput_TweakFast)) if (IsNavInputDown(ImGuiNavInput_TweakFast))
delta *= 10.0f; delta *= 10.0f;
g.SliderCurrentAccum += delta;
g.SliderCurrentAccumDirty = true;
delta = g.SliderCurrentAccum;
}
if (g.NavActivatePressedId == id && !g.ActiveIdIsJustActivated)
{
ClearActiveID();
}
else if (g.SliderCurrentAccumDirty)
{
clicked_t = SliderCalcRatioFromValueT<TYPE, FLOATTYPE>(data_type, *v, v_min, v_max, logarithmic_zero_epsilon, zero_deadzone_size, flags);
set_new_value = true; set_new_value = true;
if ((clicked_t >= 1.0f && delta > 0.0f) || (clicked_t <= 0.0f && delta < 0.0f)) // This is to avoid applying the saturation when already past the limits if ((clicked_t >= 1.0f && delta > 0.0f) || (clicked_t <= 0.0f && delta < 0.0f)) // This is to avoid applying the saturation when already past the limits
{
set_new_value = false; set_new_value = false;
g.SliderCurrentAccum = 0.0f; // If pushing up against the limits, don't continue to accumulate
}
else else
{
float old_clicked_t = clicked_t;
clicked_t = ImSaturate(clicked_t + delta); clicked_t = ImSaturate(clicked_t + delta);
// Calculate what our "new" clicked_t will be, and thus how far we actually moved the slider, and subtract this from the accumulator
TYPE v_new = SliderCalcValueFromRatioT<TYPE, FLOATTYPE>(data_type, clicked_t, v_min, v_max, logarithmic_zero_epsilon, zero_deadzone_size, flags);
if (!(flags & ImGuiSliderFlags_NoRoundToFormat))
v_new = RoundScalarWithFormatT<TYPE, SIGNEDTYPE>(format, data_type, v_new);
float new_clicked_t = SliderCalcRatioFromValueT<TYPE, FLOATTYPE>(data_type, v_new, v_min, v_max, logarithmic_zero_epsilon, zero_deadzone_size, flags);
if (delta > 0)
g.SliderCurrentAccum -= ImMin(new_clicked_t - old_clicked_t, delta);
else
g.SliderCurrentAccum -= ImMax(new_clicked_t - old_clicked_t, delta);
}
g.SliderCurrentAccumDirty = false;
} }
} }
if (set_new_value) if (set_new_value)
{ {
TYPE v_new = SliderCalcValueFromRatioT<TYPE, FLOATTYPE>(data_type, clicked_t, v_min, v_max, logarithmic_zero_epsilon, flags); TYPE v_new = SliderCalcValueFromRatioT<TYPE, FLOATTYPE>(data_type, clicked_t, v_min, v_max, logarithmic_zero_epsilon, zero_deadzone_size, flags);
// Round to user desired precision based on format string // Round to user desired precision based on format string
if (!(flags & ImGuiSliderFlags_NoRoundToFormat)) if (!(flags & ImGuiSliderFlags_NoRoundToFormat))
@ -2657,7 +2697,7 @@ bool ImGui::SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType data_typ
else else
{ {
// Output grab position so it can be displayed by the caller // Output grab position so it can be displayed by the caller
float grab_t = SliderCalcRatioFromValueT<TYPE, FLOATTYPE>(data_type, *v, v_min, v_max, logarithmic_zero_epsilon, flags); float grab_t = SliderCalcRatioFromValueT<TYPE, FLOATTYPE>(data_type, *v, v_min, v_max, logarithmic_zero_epsilon, zero_deadzone_size, flags);
if (axis == ImGuiAxis_Y) if (axis == ImGuiAxis_Y)
grab_t = 1.0f - grab_t; grab_t = 1.0f - grab_t;
const float grab_pos = ImLerp(slider_usable_pos_min, slider_usable_pos_max, grab_t); const float grab_pos = ImLerp(slider_usable_pos_min, slider_usable_pos_max, grab_t);

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