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[fix] use relative percentage-based mouse mapping instead of absolute positions

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This commit is contained in:
dijunkun
2025-04-27 14:02:20 +08:00
parent 4b9e86c424
commit c33e4bbe0e
6 changed files with 14 additions and 27 deletions
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17
src/single_window/render_callback_func.cpp
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@@ -62,13 +62,11 @@ int Render::ProcessMouseEvent(SDL_Event &event) {
last_mouse_event.button.x = event.button.x;
last_mouse_event.button.y = event.button.y;
ratio_x = (float)props->video_width_ / (float)render_width;
ratio_y = (float)props->video_height_ / (float)render_height;
remote_action.m.x =
(size_t)((event.button.x - props->stream_render_rect_.x) * ratio_x);
(float)(event.button.x - props->stream_render_rect_.x) / render_width;
remote_action.m.y =
(size_t)((event.button.y - props->stream_render_rect_.y) * ratio_y);
(float)(event.button.y - props->stream_render_rect_.y) /
render_height;
if (SDL_MOUSEBUTTONDOWN == event.type) {
remote_action.type = ControlType::mouse;
@@ -123,14 +121,11 @@ int Render::ProcessMouseEvent(SDL_Event &event) {
render_width = props->stream_render_rect_.w;
render_height = props->stream_render_rect_.h;
ratio_x = (float)props->video_width_ / (float)render_width;
ratio_y = (float)props->video_height_ / (float)render_height;
remote_action.m.x =
(size_t)((last_mouse_event.button.x - props->stream_render_rect_.x) *
ratio_x);
(float)(event.button.x - props->stream_render_rect_.x) / render_width;
remote_action.m.y =
(size_t)((last_mouse_event.button.y - props->stream_render_rect_.y) *
ratio_y);
(float)(event.button.y - props->stream_render_rect_.y) /
render_height;
SendDataFrame(props->peer_, (const char *)&remote_action,
sizeof(remote_action));