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make mouse stay in window area when camera movement is enabled #167

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Merged
merged 5 commits into from
Jan 24, 2025
Merged

make mouse stay in window area when camera movement is enabled #167

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044514b
make mouse stay in window area when camera movement is enabled
YasInvolved Dec 31, 2024
4c54829
Merge branch 'cameraz' into yas_cameraz_cursorfix
YasInvolved Jan 13, 2025
1f82de3
small optimization
YasInvolved Jan 13, 2025
ff77e10
cursor behaviour choice menu
YasInvolved Jan 13, 2025
c1b2987
Merge branch 'yas_cameraz_cursorfix' of github.com:Devsh-Graphics-Pro…
YasInvolved Jan 13, 2025
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41 changes: 36 additions & 5 deletions 61_UI/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1727,6 +1727,17 @@ class UISampleApp final : public examples::SimpleWindowedApplication
default: break;
}

{
if (ImGui::TreeNodeEx("Cursor Behaviour"))
{
if (ImGui::RadioButton("Clamp to the window", !resetCursorToCenter))
resetCursorToCenter = false;
if (ImGui::RadioButton("Reset to the window center", resetCursorToCenter))
resetCursorToCenter = true;
ImGui::TreePop();
}
}

{
ImGuiIO& io = ImGui::GetIO();

Expand All @@ -1735,21 +1746,39 @@ class UISampleApp final : public examples::SimpleWindowedApplication

if (enableActiveCameraMovement)
{
ImGui::TextColored(ImVec4(0.0f, 1.0f, 0.0f, 1.0f), "Bound Camera Movement: Enabled");
io.ConfigFlags |= ImGuiConfigFlags_NoMouse;
io.MouseDrawCursor = false;
io.WantCaptureMouse = false;

ImVec2 cursorPos = ImGui::GetMousePos();
ImVec2 viewportSize = io.DisplaySize;
auto* cc = m_window->getCursorControl();
int32_t posX = m_window->getX();
int32_t posY = m_window->getY();

if (resetCursorToCenter)
{
const ICursorControl::SPosition middle{ static_cast<int32_t>(viewportSize.x / 2 + posX), static_cast<int32_t>(viewportSize.y / 2 + posY) };
cc->setPosition(middle);
}
else
{
auto currentCursorPos = cc->getPosition();
ICursorControl::SPosition newPos{};
newPos.x = std::clamp<int32_t>(currentCursorPos.x, posX, viewportSize.x + posX);
newPos.y = std::clamp<int32_t>(currentCursorPos.y, posY, viewportSize.y + posY);
cc->setPosition(newPos);
}
}
else
{
ImGui::TextColored(ImVec4(1.0f, 0.0f, 0.0f, 1.0f), "Bound Camera Movement: Disabled");
io.ConfigFlags &= ~ImGuiConfigFlags_NoMouse;
io.MouseDrawCursor = true;
io.WantCaptureMouse = true;
}

if (enableActiveCameraMovement)
ImGui::TextColored(ImVec4(0.0f, 1.0f, 0.0f, 1.0f), "Bound Camera Movement: Enabled");
else
ImGui::TextColored(ImVec4(1.0f, 0.0f, 0.0f, 1.0f), "Bound Camera Movement: Disabled");


if (ImGui::IsItemHovered())
{
Expand Down Expand Up @@ -2189,6 +2218,8 @@ class UISampleApp final : public examples::SimpleWindowedApplication

bool enableActiveCameraMovement = false;

bool resetCursorToCenter = false;

struct windowControlBinding
{
nbl::core::smart_refctd_ptr<CScene> scene;
Expand Down