46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
#pragma once
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// input_unified — frame-based unified input snapshot for SDL3.
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// Issue 0072b. Keyboard + mouse + gamepad + touch mapped to logical buttons.
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#include <SDL3/SDL.h>
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namespace fn::input {
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struct InputState {
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// Logical buttons (any source mapped here).
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bool left = false, right = false, up = false, down = false;
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bool action_a = false, action_b = false, action_x = false, action_y = false;
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bool start = false, back = false;
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// Same buttons but "just pressed this frame" (rising edge).
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bool left_pressed = false, right_pressed = false, up_pressed = false, down_pressed = false;
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bool a_pressed = false, b_pressed = false, x_pressed = false, y_pressed = false;
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bool start_pressed = false, back_pressed = false;
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// Analog sticks [-1, 1].
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float lx = 0.0f, ly = 0.0f, rx = 0.0f, ry = 0.0f;
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// Mouse (window coords, pixels).
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float mx = 0.0f, my = 0.0f;
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bool m_left = false, m_right = false;
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bool m_left_pressed = false, m_right_pressed = false;
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// Touch (mobile / WASM). x/y normalized [0, 1].
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struct Touch {
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float x = 0.0f, y = 0.0f;
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bool pressed = false;
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int id = -1;
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};
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Touch touches[8];
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int touch_count = 0;
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};
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// Call once per frame BEFORE processing SDL events. Clears *_pressed edges.
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void input_begin_frame(InputState& s);
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// Call for each SDL_Event in PollEvent loop.
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void input_process_event(InputState& s, const SDL_Event* e);
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} // namespace fn::input
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