demo: Rebuild the pipeline on ssao checkbox flip

Before this part of functionality is moved to clap_frame(), keep the
ssao enabling state in the main program and trigger pipeline rebuild on
the state change.

Signed-off-by: Alexander Shishkin <[email protected]>

Author: virtuoso

demo/ldjam56/onehandclap.c

@@ -39,7 +39,7 @@ static int exit_timeout = -1;
 static struct scene scene; /* XXX */
 // struct game_state game_state;
 
-static bool shadow_msaa, model_msaa, edge_aa, edge_sobel;
+static bool shadow_msaa, model_msaa, edge_aa, edge_sobel, ssao;
 
 static void build_main_pl(struct pipeline **pl)
 {
@@ -95,11 +95,13 @@ EMSCRIPTEN_KEEPALIVE void render_frame(void *data)
     if (shadow_msaa != s->render_options.shadow_msaa ||
         model_msaa != s->render_options.model_msaa ||
         edge_sobel != s->render_options.edge_sobel ||
+        ssao != s->render_options.ssao ||
         edge_aa != s->render_options.edge_antialiasing) {
         shadow_msaa = s->render_options.shadow_msaa;
         model_msaa = s->render_options.model_msaa;
         edge_sobel = s->render_options.edge_sobel;
         edge_aa = s->render_options.edge_antialiasing;
+        ssao = s->render_options.ssao;
         pipeline_clearout(scene.pl);
         build_main_pl(&scene.pl);
     }

demo/ldjam57/main.c

@@ -412,7 +412,7 @@ static void cleanup(struct scene *s)
     darray_clearout(cobjs);
 }
 
-static bool shadow_msaa, model_msaa, edge_aa, edge_sobel;
+static bool shadow_msaa, model_msaa, edge_aa, edge_sobel, ssao;
 
 static void build_main_pl(struct pipeline **pl)
 {
@@ -465,11 +465,13 @@ EMSCRIPTEN_KEEPALIVE void render_frame(void *data)
     if (shadow_msaa != s->render_options.shadow_msaa ||
         model_msaa != s->render_options.model_msaa ||
         edge_sobel != s->render_options.edge_sobel ||
+        ssao != s->render_options.ssao ||
         edge_aa != s->render_options.edge_antialiasing) {
         shadow_msaa = s->render_options.shadow_msaa;
         model_msaa = s->render_options.model_msaa;
         edge_sobel = s->render_options.edge_sobel;
         edge_aa = s->render_options.edge_antialiasing;
+        ssao = s->render_options.ssao;
         pipeline_clearout(scene.pl);
         build_main_pl(&scene.pl);
     }