36 lines
1.2 KiB
Zig
36 lines
1.2 KiB
Zig
const std = @import("std");
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pub const c = @import("c.zig").c;
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pub const TouchID = u64;
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pub const FingerID = u64;
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pub const TouchDeviceType = enum(c_int) {
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touchDeviceDirect, //touch screen with window-relative coordinates
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touchDeviceIndirectAbsolute, //trackpad with absolute device coordinates
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touchDeviceIndirectRelative, //trackpad with screen cursor-relative coordinates
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};
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pub const Finger = extern struct {
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id: FingerID, // the finger ID
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x: f32, // the x-axis location of the touch event, normalized (0...1)
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y: f32, // the y-axis location of the touch event, normalized (0...1)
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pressure: f32, // the quantity of pressure applied, normalized (0...1)
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};
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pub inline fn getTouchDevices(count: *c_int) ?*TouchID {
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return c.SDL_GetTouchDevices(@ptrCast(count));
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}
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pub inline fn getTouchDeviceName(touchID: TouchID) [*c]const u8 {
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return c.SDL_GetTouchDeviceName(touchID);
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}
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pub inline fn getTouchDeviceType(touchID: TouchID) TouchDeviceType {
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return @intFromEnum(c.SDL_GetTouchDeviceType(touchID));
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}
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pub inline fn getTouchFingers(touchID: TouchID, count: *c_int) [*c][*c]Finger {
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return c.SDL_GetTouchFingers(touchID, @ptrCast(count));
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}
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