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osx mouse position #14

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8 changes: 8 additions & 0 deletions mouse_helper.m
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Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
// file: mouse_helper.c
// build: gcc -o mouse_helper.dylib -shared mouse_helper.m -framework Cocoa -arch x86_64

#include <Cocoa/Cocoa.h>

NSPoint GetMouseLocation() {
return [NSEvent mouseLocation];
}
20 changes: 16 additions & 4 deletions obs-zoom-to-mouse.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -74,12 +74,21 @@ if ffi.os == "Windows" then
BOOL GetCursorPos(LPPOINT);
]])
ppoint = ffi.new("POINT[1]")
elseif ffi.os == "OSX" then
ffi.load("/Users/kieran/Documents/GitHub/obs-zoom-to-mouse/mouse_helper.dylib", true)
ffi.cdef([[
typedef struct {
double x;
double y;
} NSPoint;
NSPoint GetMouseLocation();
]])
end

---
-- Get the current mouse position
---@return table Mouse position
function get_mouse_pos()
function get_mouse_pos(zoom)
local mouse = { x = 0, y = 0 }

-- TODO: Get the cursor position for Linux/Mac
Expand All @@ -88,8 +97,11 @@ function get_mouse_pos()
mouse.x = ppoint[0].x
mouse.y = ppoint[0].y
end
elseif ffi.os == "OSX" then
local mousePos = ffi.C.GetMouseLocation()
mouse.x = mousePos.x
mouse.y = zoom.source_size.height - mousePos.y
end

return mouse
end

Expand Down Expand Up @@ -558,7 +570,7 @@ end
---@param zoom any
---@return table
function get_target_position(zoom)
local mouse = get_mouse_pos()
local mouse = get_mouse_pos(zoom)

-- If we have monitor information then we can offset the mouse by the top-left of the monitor position
-- This is because the display-capture source assumes top-left is 0,0 but the mouse uses the total desktop area,
Expand Down Expand Up @@ -1121,7 +1133,7 @@ function populate_zoom_sources(list)
if sources ~= nil then
for _, source in ipairs(sources) do
local source_type = obs.obs_source_get_id(source)
if source_type == "monitor_capture" or allow_all_sources then
if source_type == "monitor_capture" or source_type == "screen_capture" or allow_all_sources then
local name = obs.obs_source_get_name(source)
obs.obs_property_list_add_string(list, name, name)
end
Expand Down