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compositor: Fix up float math ordering for better coordinate mapping results

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This commit is contained in:
K. Lange 2021-08-12 11:14:37 +09:00
parent dac240b3c9
commit c45525d6ca
1 changed files with 8 additions and 8 deletions
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16
apps/compositor.c
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@ -213,8 +213,8 @@ void yutani_device_to_window(yutani_server_window_t * window, int32_t x, int32_t
if (!window->rotation) return;
double t_x = *out_x - (window->width / 2);
double t_y = *out_y - (window->height / 2);
double t_x = (double)*out_x - ((double)window->width / 2);
double t_y = (double)*out_y - ((double)window->height / 2);
double s = sin(-M_PI * (window->rotation/ 180.0));
double c = cos(-M_PI * (window->rotation/ 180.0));
@ -222,8 +222,8 @@ void yutani_device_to_window(yutani_server_window_t * window, int32_t x, int32_t
double n_x = t_x * c - t_y * s;
double n_y = t_x * s + t_y * c;
*out_x = (int32_t)n_x + (window->width / 2);
*out_y = (int32_t)n_y + (window->height / 2);
*out_x = (int32_t)(n_x + ((double)window->width / 2));
*out_y = (int32_t)(n_y + ((double)window->height / 2));
}
/**
@ -237,8 +237,8 @@ void yutani_window_to_device(yutani_server_window_t * window, int32_t x, int32_t
return;
}
double t_x = x - (window->width / 2);
double t_y = y - (window->height / 2);
double t_x = (double)x - ((double)window->width / 2);
double t_y = (double)y - ((double)window->height / 2);
double s = sin((double)window->rotation * M_PI / 180.0);
double c = cos((double)window->rotation * M_PI / 180.0);
@ -246,8 +246,8 @@ void yutani_window_to_device(yutani_server_window_t * window, int32_t x, int32_t
double n_x = t_x * c - t_y * s;
double n_y = t_x * s + t_y * c;
*out_x = (int32_t)n_x + (window->width / 2) + window->x;
*out_y = (int32_t)n_y + (window->height / 2) + window->y;
*out_x = (int32_t)(n_x + ((double)window->width / 2) + (double)window->x);
*out_y = (int32_t)(n_y + ((double)window->height / 2) + (double)window->y);
}
/**