nortega/spaceshipsim
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix display transformation and star generation for fullscreen mode.

Browse Source
This commit is contained in:
Nicolás A. Ortega Froysa
2026-03-16 21:49:02 +01:00
parent 7cc8524811
commit 2e5e37b0a5
3 changed files with 21 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
src/main.c
View File

@@ -55,6 +55,9 @@ const char *info_format =
int main() { int main() {
char title[32]; char title[32];
float zoom = 1.0f; float zoom = 1.0f;
float display_width = WINDOW_WIDTH;
float display_height = WINDOW_HEIGHT;
sprintf(title, "SpaceShipSim v%s", VERSION); sprintf(title, "SpaceShipSim v%s", VERSION);
puts(title); puts(title);
@@ -121,6 +124,12 @@ int main() {
// only redraw or run simulation if the timer event has occurred // only redraw or run simulation if the timer event has occurred
if(redraw) if(redraw)
{ {
if(just_toggled_fullscreen)
{
display_width = al_get_display_width(display);
display_height = al_get_display_height(display);
}
if(paused == old_paused && key_is_down(KEY_PAUSE)) if(paused == old_paused && key_is_down(KEY_PAUSE))
paused = !paused; paused = !paused;
else if(paused != old_paused && !key_is_down(KEY_PAUSE)) else if(paused != old_paused && !key_is_down(KEY_PAUSE))
@@ -176,11 +185,11 @@ int main() {
al_identity_transform(&transform); al_identity_transform(&transform);
al_scale_transform(&transform, zoom, zoom); al_scale_transform(&transform, zoom, zoom);
al_translate_transform(&transform, al_translate_transform(&transform,
WINDOW_WIDTH / 2.0f - ship.x * zoom, display_width / 2.0f - ship.x * zoom,
WINDOW_HEIGHT / 2.0f - ship.y * zoom); display_height / 2.0f - ship.y * zoom);
al_use_transform(&transform); al_use_transform(&transform);
starfield_draw(ship.x, ship.y, zoom); starfield_draw(ship.x, ship.y, zoom, display_width, display_height);
ship_draw(&ship); ship_draw(&ship);
al_identity_transform(&transform); al_identity_transform(&transform);
@@ -196,7 +205,7 @@ int main() {
ship.velX * FPS, ship.velY * FPS); ship.velX * FPS, ship.velY * FPS);
al_draw_multiline_text(font, al_draw_multiline_text(font,
al_map_rgb(0xFF, 0xFF, 0xFF), al_map_rgb(0xFF, 0xFF, 0xFF),
5, 5, WINDOW_WIDTH, 10.0f, 5, 5, (int)display_width, 10.0f,
ALLEGRO_ALIGN_LEFT, ALLEGRO_ALIGN_LEFT,
info); info);
} }
@@ -205,8 +214,8 @@ int main() {
{ {
al_draw_multiline_text(font, al_draw_multiline_text(font,
al_map_rgb(0xFF, 0xFF, 0xFF), al_map_rgb(0xFF, 0xFF, 0xFF),
(float)WINDOW_WIDTH / 2, (float)WINDOW_HEIGHT / 2 - 50, display_width / 2, display_height / 2 - 50,
WINDOW_WIDTH, 10.0f, (int)display_width, 10.0f,
ALLEGRO_ALIGN_CENTRE, ALLEGRO_ALIGN_CENTRE,
help); help);
} }

6
src/starfield.c
View File

@@ -51,9 +51,9 @@ static void generate_chunk_stars(int chunk_x, int chunk_y) {
} }
} }
void starfield_draw(float camera_x, float camera_y, float zoom) { void starfield_draw(float camera_x, float camera_y, float zoom, float width, float height) {
float view_width = WINDOW_WIDTH / zoom; float view_width = width / zoom;
float view_height = WINDOW_HEIGHT / zoom; float view_height = height / zoom;
float left = camera_x - view_width / 2.0f; float left = camera_x - view_width / 2.0f;
float right = camera_x + view_width / 2.0f; float right = camera_x + view_width / 2.0f;

4
src/starfield.h
View File

@@ -24,5 +24,7 @@
* @param camera_x The x position of the camera center. * @param camera_x The x position of the camera center.
* @param camera_y The y position of the camera center. * @param camera_y The y position of the camera center.
* @param zoom The zoom level (scale factor). * @param zoom The zoom level (scale factor).
* @param width The display width in pixels.
* @param height The display height in pixels.
*/ */
void starfield_draw(float camera_x, float camera_y, float zoom); void starfield_draw(float camera_x, float camera_y, float zoom, float width, float height);