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feat: show hovered world coordinates in minimap tooltip

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Kelsi 2026-03-12 07:41:22 -07:00
parent ddb8f06c3a
commit dd8e09c2d9
1 changed files with 12 additions and 1 deletions
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13
src/ui/game_screen.cpp
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@ -13313,7 +13313,18 @@ void GameScreen::renderMinimapMarkers(game::GameHandler& gameHandler) {
if (overMinimap) {
ImGui::BeginTooltip();
ImGui::TextColored(ImVec4(0.9f, 0.9f, 0.5f, 1.0f), "Ctrl+click to ping");
// Compute the world coordinate under the mouse cursor
// Inverse of projectToMinimap: pixel offset → world offset in render space → canonical
float rxW = mdx / mapRadius * viewRadius;
float ryW = mdy / mapRadius * viewRadius;
// Un-rotate: [dx, dy] = R^-1 * [rxW, ryW]
// where R applied: rx = -(dx*cosB + dy*sinB), ry = dx*sinB - dy*cosB
float hoverDx = -cosB * rxW + sinB * ryW;
float hoverDy = -sinB * rxW - cosB * ryW;
glm::vec3 hoverRender(playerRender.x + hoverDx, playerRender.y + hoverDy, playerRender.z);
glm::vec3 hoverCanon = core::coords::renderToCanonical(hoverRender);
ImGui::TextColored(ImVec4(0.9f, 0.85f, 0.5f, 1.0f), "%.1f, %.1f", hoverCanon.x, hoverCanon.y);
ImGui::TextColored(ImVec4(0.65f, 0.65f, 0.65f, 1.0f), "Ctrl+click to ping");
ImGui::EndTooltip();
if (ImGui::IsMouseClicked(ImGuiMouseButton_Right)) {