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ui delta mouse, dragging scroller

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This commit is contained in:
Krzosa Karol
2025-01-13 11:11:10 +01:00
parent b4d3f20cad
commit 8c25a7f39c
7 changed files with 60 additions and 16 deletions
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3
src/app/app.gen.c
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@@ -266,8 +266,9 @@ type_t type__app_event_t = { type_kind_struct, s8_const_lit("app_event_t"), size
{.name = s8_const_lit("shift"), .type = &type__b8, .offset = offsetof(app_event_t, shift), .dont_serialize = 0},
{.name = s8_const_lit("alt"), .type = &type__b8, .offset = offsetof(app_event_t, alt), .dont_serialize = 0},
{.name = s8_const_lit("mouse_pos"), .type = &type__v2f32_t, .offset = offsetof(app_event_t, mouse_pos), .dont_serialize = 0},
{.name = s8_const_lit("mouse_delta"), .type = &type__v2f32_t, .offset = offsetof(app_event_t, mouse_delta), .dont_serialize = 0},
},
.count = 11,
.count = 12,
};
type_t type__app_frame_t = { type_kind_struct, s8_const_lit("app_frame_t"), sizeof(app_frame_t),
.members = (type_member_t[]){

1
src/app/app.gen.h
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@@ -104,6 +104,7 @@ struct app_event_t {
b8 shift;
b8 alt;
v2f32_t mouse_pos;
v2f32_t mouse_delta;
};
typedef struct app_frame_t app_frame_t;

1
src/app/app.meta.c
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@@ -175,6 +175,7 @@ void meta_app(ma_arena_t *arena) {
b8 shift;
b8 alt;
v2f32_t mouse_pos;
v2f32_t mouse_delta;
};
typedef struct app_frame_t app_frame_t;

20
src/app/app_win32.c
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@@ -60,12 +60,17 @@ fn f64 w32_seconds_now(void) {
gb app_frame_t *w32_frame;
gb ma_arena_t *w32_event_arena;
gb u64 w32_event_id;
gb v2f32_t w32_last_mouse;
fn void w32_push_event(app_frame_t *frame, app_event_t event) {
app_event_t *ev = ma_push_type(w32_event_arena, app_event_t);
*ev = event;
ev->id = ++w32_event_id;
ev->mouse_pos = w32_get_mouse_pos(w32_window_handle);
{
v2f32_t new_pos = w32_get_mouse_pos(w32_window_handle);
ev->mouse_delta = v2f32_sub(new_pos, w32_last_mouse);
ev->mouse_pos = w32_last_mouse = new_pos;
}
if (GetKeyState(VK_CONTROL) & 0x8000) ev->ctrl = true;
if (GetKeyState(VK_SHIFT) & 0x8000) ev->shift = true;
@@ -367,12 +372,6 @@ int WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int n
u64 frame_counter = 0;
for (;;) {
app_frame_t frame = {0};
frame.window_size = w32_get_window_size(w32_window_handle);
frame.dpr = w32_get_dpr(w32_window_handle);
frame.mouse_pos = w32_get_mouse_pos(w32_window_handle);
frame.delta = time_delta;
frame.update = time_update;
frame.frame = frame_counter;
b32 waited = w32_get_events(tcx.temp, &frame, wait_for_events);
if (waited) {
@@ -389,6 +388,13 @@ int WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int n
w32_push_event(&frame, (app_event_t){.kind = app_event_kind_update});
}
frame.window_size = w32_get_window_size(w32_window_handle);
frame.dpr = w32_get_dpr(w32_window_handle);
frame.mouse_pos = frame.last_event->mouse_pos;
frame.delta = time_delta;
frame.update = time_update;
frame.frame = frame_counter;
b32 animating = app_update(&frame);
wait_for_events = !animating;