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abstract input into platform layer

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Max Amundsen
2026-03-02 23:01:40 -05:00
parent 8d56ea7217
commit 46f636a9ac
5 changed files with 48 additions and 60 deletions
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43
src/main.cpp
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@@ -17,40 +17,6 @@
#include "midi/midi_win32.cpp"
#include "menus.cpp"
////////////////////////////////
// Win32 input gathering
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
struct InputState {
Vec2F32 mouse;
Vec2F32 scroll_delta;
B32 mouse_down;
B32 was_mouse_down;
};
static InputState g_input;
static void input_gather(void *window_handle) {
HWND hwnd = (HWND)window_handle;
// Mouse position
POINT cursor;
GetCursorPos(&cursor);
ScreenToClient(hwnd, &cursor);
g_input.mouse = v2f32((F32)cursor.x, (F32)cursor.y);
// Mouse button
g_input.was_mouse_down = g_input.mouse_down;
g_input.mouse_down = (GetAsyncKeyState(VK_LBUTTON) & 0x8000) != 0;
// Scroll (TODO: hook WM_MOUSEWHEEL for real scroll deltas)
g_input.scroll_delta = v2f32(0, 0);
}
////////////////////////////////
// Clay text config helpers
@@ -430,13 +396,12 @@ static void do_frame(AppState *app) {
return;
// Gather input
input_gather(platform_get_native_handle(app->window));
PlatformInputEvents input_events = platform_get_input_events(app->window);
ui_widgets_begin_frame(input_events, g_input.mouse_down, g_input.was_mouse_down);
PlatformInput input = platform_get_input(app->window);
ui_widgets_begin_frame(input);
// Build UI with Clay
ui_begin_frame(app->ui, (F32)w, (F32)h, g_input.mouse, g_input.mouse_down,
g_input.scroll_delta, dt);
ui_begin_frame(app->ui, (F32)w, (F32)h, input.mouse_pos, input.mouse_down,
input.scroll_delta, dt);
build_ui(app);
Clay_RenderCommandArray render_commands = ui_end_frame(app->ui);