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NewFrame: Extract some code into a NewFrameUpdateMouseInputs function. Moved settings saving higher up in the function so it is next to its peers.

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This commit is contained in:
omar 2018-04-06 18:43:31 +02:00
parent 2464e62a1a
commit ac2027c415
2 changed files with 67 additions and 59 deletions
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124
imgui.cpp
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@ -755,7 +755,8 @@ static void NavUpdate();
static void NavUpdateWindowing(); static void NavUpdateWindowing();
static void NavProcessItem(ImGuiWindow* window, const ImRect& nav_bb, const ImGuiID id); static void NavProcessItem(ImGuiWindow* window, const ImRect& nav_bb, const ImGuiID id);
static void UpdateMovingWindow(); static void NewFrameUpdateMovingWindow();
static void NewFrameUpdateMouseInputs();
static void UpdateManualResize(ImGuiWindow* window, const ImVec2& size_auto_fit, int* border_held, int resize_grip_count, ImU32 resize_grip_col[4]); static void UpdateManualResize(ImGuiWindow* window, const ImVec2& size_auto_fit, int* border_held, int resize_grip_count, ImU32 resize_grip_col[4]);
static void FocusFrontMostActiveWindow(ImGuiWindow* ignore_window); static void FocusFrontMostActiveWindow(ImGuiWindow* ignore_window);
} }
@ -3249,7 +3250,7 @@ static void ImGui::NavUpdate()
#endif #endif
} }
static void ImGui::UpdateMovingWindow() static void ImGui::NewFrameUpdateMovingWindow()
{ {
ImGuiContext& g = *GImGui; ImGuiContext& g = *GImGui;
if (g.MovingWindow && g.MovingWindow->MoveId == g.ActiveId && g.ActiveIdSource == ImGuiInputSource_Mouse) if (g.MovingWindow && g.MovingWindow->MoveId == g.ActiveId && g.ActiveIdSource == ImGuiInputSource_Mouse)
@ -3288,6 +3289,59 @@ static void ImGui::UpdateMovingWindow()
} }
} }
static void ImGui::NewFrameUpdateMouseInputs()
{
ImGuiContext& g = *GImGui;
if (g.IO.ConfigFlags & ImGuiConfigFlags_NoMouse)
{
g.IO.MousePos = ImVec2(-FLT_MAX, -FLT_MAX);
memset(g.IO.MouseDown, 0, sizeof(g.IO.MouseDown));
}
// If mouse just appeared or disappeared (usually denoted by -FLT_MAX component, but in reality we test for -256000.0f) we cancel out movement in MouseDelta
if (ImGui::IsMousePosValid(&g.IO.MousePos) && ImGui::IsMousePosValid(&g.IO.MousePosPrev))
g.IO.MouseDelta = g.IO.MousePos - g.IO.MousePosPrev;
else
g.IO.MouseDelta = ImVec2(0.0f, 0.0f);
if (g.IO.MouseDelta.x != 0.0f || g.IO.MouseDelta.y != 0.0f)
g.NavDisableMouseHover = false;
g.IO.MousePosPrev = g.IO.MousePos;
for (int i = 0; i < IM_ARRAYSIZE(g.IO.MouseDown); i++)
{
g.IO.MouseClicked[i] = g.IO.MouseDown[i] && g.IO.MouseDownDuration[i] < 0.0f;
g.IO.MouseReleased[i] = !g.IO.MouseDown[i] && g.IO.MouseDownDuration[i] >= 0.0f;
g.IO.MouseDownDurationPrev[i] = g.IO.MouseDownDuration[i];
g.IO.MouseDownDuration[i] = g.IO.MouseDown[i] ? (g.IO.MouseDownDuration[i] < 0.0f ? 0.0f : g.IO.MouseDownDuration[i] + g.IO.DeltaTime) : -1.0f;
g.IO.MouseDoubleClicked[i] = false;
if (g.IO.MouseClicked[i])
{
if (g.Time - g.IO.MouseClickedTime[i] < g.IO.MouseDoubleClickTime)
{
if (ImLengthSqr(g.IO.MousePos - g.IO.MouseClickedPos[i]) < g.IO.MouseDoubleClickMaxDist * g.IO.MouseDoubleClickMaxDist)
g.IO.MouseDoubleClicked[i] = true;
g.IO.MouseClickedTime[i] = -FLT_MAX; // so the third click isn't turned into a double-click
}
else
{
g.IO.MouseClickedTime[i] = g.Time;
}
g.IO.MouseClickedPos[i] = g.IO.MousePos;
g.IO.MouseDragMaxDistanceAbs[i] = ImVec2(0.0f, 0.0f);
g.IO.MouseDragMaxDistanceSqr[i] = 0.0f;
}
else if (g.IO.MouseDown[i])
{
ImVec2 mouse_delta = g.IO.MousePos - g.IO.MouseClickedPos[i];
g.IO.MouseDragMaxDistanceAbs[i].x = ImMax(g.IO.MouseDragMaxDistanceAbs[i].x, mouse_delta.x < 0.0f ? -mouse_delta.x : mouse_delta.x);
g.IO.MouseDragMaxDistanceAbs[i].y = ImMax(g.IO.MouseDragMaxDistanceAbs[i].y, mouse_delta.y < 0.0f ? -mouse_delta.y : mouse_delta.y);
g.IO.MouseDragMaxDistanceSqr[i] = ImMax(g.IO.MouseDragMaxDistanceSqr[i], ImLengthSqr(mouse_delta));
}
if (g.IO.MouseClicked[i]) // Clicking any mouse button reactivate mouse hovering which may have been deactivated by gamepad/keyboard navigation
g.NavDisableMouseHover = false;
}
}
void ImGui::NewFrame() void ImGui::NewFrame()
{ {
IM_ASSERT(GImGui != NULL && "No current context. Did you call ImGui::CreateContext() or ImGui::SetCurrentContext()?"); IM_ASSERT(GImGui != NULL && "No current context. Did you call ImGui::CreateContext() or ImGui::SetCurrentContext()?");
@ -3318,6 +3372,14 @@ void ImGui::NewFrame()
g.SettingsLoaded = true; g.SettingsLoaded = true;
} }
// Save settings (with a delay so we don't spam disk too much)
if (g.SettingsDirtyTimer > 0.0f)
{
g.SettingsDirtyTimer -= g.IO.DeltaTime;
if (g.SettingsDirtyTimer <= 0.0f)
SaveIniSettingsToDisk(g.IO.IniFilename);
}
g.Time += g.IO.DeltaTime; g.Time += g.IO.DeltaTime;
g.FrameCount += 1; g.FrameCount += 1;
g.TooltipOverrideCount = 0; g.TooltipOverrideCount = 0;
@ -3372,53 +3434,7 @@ void ImGui::NewFrame()
NavUpdate(); NavUpdate();
// Update mouse input state // Update mouse input state
// If mouse just appeared or disappeared (usually denoted by -FLT_MAX component, but in reality we test for -256000.0f) we cancel out movement in MouseDelta NewFrameUpdateMouseInputs();
if (g.IO.ConfigFlags & ImGuiConfigFlags_NoMouse)
{
g.IO.MousePos = ImVec2(-FLT_MAX, -FLT_MAX);
memset(g.IO.MouseDown, 0, sizeof(g.IO.MouseDown));
}
if (IsMousePosValid(&g.IO.MousePos) && IsMousePosValid(&g.IO.MousePosPrev))
g.IO.MouseDelta = g.IO.MousePos - g.IO.MousePosPrev;
else
g.IO.MouseDelta = ImVec2(0.0f, 0.0f);
if (g.IO.MouseDelta.x != 0.0f || g.IO.MouseDelta.y != 0.0f)
g.NavDisableMouseHover = false;
g.IO.MousePosPrev = g.IO.MousePos;
for (int i = 0; i < IM_ARRAYSIZE(g.IO.MouseDown); i++)
{
g.IO.MouseClicked[i] = g.IO.MouseDown[i] && g.IO.MouseDownDuration[i] < 0.0f;
g.IO.MouseReleased[i] = !g.IO.MouseDown[i] && g.IO.MouseDownDuration[i] >= 0.0f;
g.IO.MouseDownDurationPrev[i] = g.IO.MouseDownDuration[i];
g.IO.MouseDownDuration[i] = g.IO.MouseDown[i] ? (g.IO.MouseDownDuration[i] < 0.0f ? 0.0f : g.IO.MouseDownDuration[i] + g.IO.DeltaTime) : -1.0f;
g.IO.MouseDoubleClicked[i] = false;
if (g.IO.MouseClicked[i])
{
if (g.Time - g.IO.MouseClickedTime[i] < g.IO.MouseDoubleClickTime)
{
if (ImLengthSqr(g.IO.MousePos - g.IO.MouseClickedPos[i]) < g.IO.MouseDoubleClickMaxDist * g.IO.MouseDoubleClickMaxDist)
g.IO.MouseDoubleClicked[i] = true;
g.IO.MouseClickedTime[i] = -FLT_MAX; // so the third click isn't turned into a double-click
}
else
{
g.IO.MouseClickedTime[i] = g.Time;
}
g.IO.MouseClickedPos[i] = g.IO.MousePos;
g.IO.MouseDragMaxDistanceAbs[i] = ImVec2(0.0f, 0.0f);
g.IO.MouseDragMaxDistanceSqr[i] = 0.0f;
}
else if (g.IO.MouseDown[i])
{
ImVec2 mouse_delta = g.IO.MousePos - g.IO.MouseClickedPos[i];
g.IO.MouseDragMaxDistanceAbs[i].x = ImMax(g.IO.MouseDragMaxDistanceAbs[i].x, mouse_delta.x < 0.0f ? -mouse_delta.x : mouse_delta.x);
g.IO.MouseDragMaxDistanceAbs[i].y = ImMax(g.IO.MouseDragMaxDistanceAbs[i].y, mouse_delta.y < 0.0f ? -mouse_delta.y : mouse_delta.y);
g.IO.MouseDragMaxDistanceSqr[i] = ImMax(g.IO.MouseDragMaxDistanceSqr[i], ImLengthSqr(mouse_delta));
}
if (g.IO.MouseClicked[i]) // Clicking any mouse button reactivate mouse hovering which may have been deactivated by gamepad/keyboard navigation
g.NavDisableMouseHover = false;
}
// Calculate frame-rate for the user, as a purely luxurious feature // Calculate frame-rate for the user, as a purely luxurious feature
g.FramerateSecPerFrameAccum += g.IO.DeltaTime - g.FramerateSecPerFrame[g.FramerateSecPerFrameIdx]; g.FramerateSecPerFrameAccum += g.IO.DeltaTime - g.FramerateSecPerFrame[g.FramerateSecPerFrameIdx];
@ -3427,15 +3443,7 @@ void ImGui::NewFrame()
g.IO.Framerate = 1.0f / (g.FramerateSecPerFrameAccum / (float)IM_ARRAYSIZE(g.FramerateSecPerFrame)); g.IO.Framerate = 1.0f / (g.FramerateSecPerFrameAccum / (float)IM_ARRAYSIZE(g.FramerateSecPerFrame));
// Handle user moving window with mouse (at the beginning of the frame to avoid input lag or sheering) // Handle user moving window with mouse (at the beginning of the frame to avoid input lag or sheering)
UpdateMovingWindow(); NewFrameUpdateMovingWindow();
// Delay saving settings so we don't spam disk too much
if (g.SettingsDirtyTimer > 0.0f)
{
g.SettingsDirtyTimer -= g.IO.DeltaTime;
if (g.SettingsDirtyTimer <= 0.0f)
SaveIniSettingsToDisk(g.IO.IniFilename);
}
// Find the window we are hovering // Find the window we are hovering
// - Child windows can extend beyond the limit of their parent so we need to derive HoveredRootWindow from HoveredWindow. // - Child windows can extend beyond the limit of their parent so we need to derive HoveredRootWindow from HoveredWindow.

2
imgui_internal.h
View File

@ -1118,7 +1118,7 @@ namespace ImGui
IMGUI_API int ParseFormatPrecision(const char* fmt, int default_value); IMGUI_API int ParseFormatPrecision(const char* fmt, int default_value);
IMGUI_API float RoundScalar(float value, int decimal_precision); IMGUI_API float RoundScalar(float value, int decimal_precision);
// Shade functions // Shade functions (write over already created vertices)
IMGUI_API void ShadeVertsLinearColorGradientKeepAlpha(ImDrawVert* vert_start, ImDrawVert* vert_end, ImVec2 gradient_p0, ImVec2 gradient_p1, ImU32 col0, ImU32 col1); IMGUI_API void ShadeVertsLinearColorGradientKeepAlpha(ImDrawVert* vert_start, ImDrawVert* vert_end, ImVec2 gradient_p0, ImVec2 gradient_p1, ImU32 col0, ImU32 col1);
IMGUI_API void ShadeVertsLinearAlphaGradientForLeftToRightText(ImDrawVert* vert_start, ImDrawVert* vert_end, float gradient_p0_x, float gradient_p1_x); IMGUI_API void ShadeVertsLinearAlphaGradientForLeftToRightText(ImDrawVert* vert_start, ImDrawVert* vert_end, float gradient_p0_x, float gradient_p1_x);
IMGUI_API void ShadeVertsLinearUV(ImDrawVert* vert_start, ImDrawVert* vert_end, const ImVec2& a, const ImVec2& b, const ImVec2& uv_a, const ImVec2& uv_b, bool clamp); IMGUI_API void ShadeVertsLinearUV(ImDrawVert* vert_start, ImDrawVert* vert_end, const ImVec2& a, const ImVec2& b, const ImVec2& uv_a, const ImVec2& uv_b, bool clamp);