pretty debug info and windowed mode

shaders/frag0.glsl

@@ -805,8 +805,6 @@ float write_int(vec2 uv, vec2 pos, int value, int magnitude)
         if (i == 0 || value >= m) {
             d += char_at(uv, pos + vec2(magnitude - i - 1, 0), int(0x30 + (value % (m * 10)) / m));
             m *= 10;
-        } else {
-            break;
         }
     }
     return d;
@@ -1254,12 +1252,20 @@ subroutine(src_stage_sub) vec4 src_16(vec2 vUV, int seed)
 
     // logic
 
+    const int texts[3][5] = {
+        {0x46, 0x50, 0x53, 0x00, 0x00}, // FPS
+        {0x54, 0x45, 0x4D, 0x50, 0x4F}, // TEMPO
+        {0x54, 0x49, 0x4D, 0x45, 0x00}, // TIME
+    };
+
     vec2 uv2 = uv1;
 
     uv2 *= 10;
     uv2.x -= 0.5;
     uv2.y += 0.5;
 
+    vec2 uv3 = uv1 * 30;
+
     // base frame
     float f = 
         h_rect(uv2, vec2(-5, -2), vec2(1), 0.1) +
@@ -1317,6 +1323,31 @@ subroutine(src_stage_sub) vec4 src_16(vec2 vUV, int seed)
     f += char_at(uv2, vec2(1.55, -0.6), mix_type > 0 ? 0x4B : 0x4D);
     f = mix(f, 1 - f, rect(uv2, vec2(2, -0.9 + 0.9 * mix_value), vec2(0.9, 0.9 * mix_value)));
 
+    // show debug info
+    float v = 0;
+    float x = 0;
+
+    x = -15;
+    f += write_5(uv3, vec2(x,13), texts[0]);
+    f += write_int(uv3, vec2(x - 4,13), iFPS, 3);
+    v = min(1, iFPS/60.0);
+    f += h_rect(uv3, vec2(x, 12), vec2(4, 0.5), 0.2);
+    f += rect(uv3, vec2(x + 4 * v - 4, 12), vec2(4 * v, 0.4));
+    
+    x = 0;
+    f += write_5(uv3, vec2(x,13), texts[1]);
+    f += write_int(uv3, vec2(x - 4,13), int(iTempo), 3);
+    v = modTime(1);
+    f += h_rect(uv3, vec2(x, 12), vec2(4, 0.5), 0.2);
+    f += rect(uv3, vec2(x + 4 * v - 4, 12), vec2(4 * v, 0.4));
+
+    x = 15;
+    f += write_5(uv3, vec2(x,13), texts[2]);
+    f += write_int(uv3, vec2(x - 6,13), int(iTime), 5);
+    v = fract(iTime);
+    f += h_rect(uv3, vec2(x, 12), vec2(4, 0.5), 0.2);
+    f += rect(uv3, vec2(x + 4 * v - 4, 12), vec2(4 * v, 0.4));
+
     return vec4(f);
 }
 

shaders/frag8.glsl

@@ -9,7 +9,7 @@ float s(vec2 uv, float x0, float y0) {
 step(-y0 - 1, -uv.y);
 }
 
-const int texts[11][5] = {
+const int texts[8][5] = {
     {0x49, 0x4E, 0x20, 0x41, 0x00}, // IN A
     {0x49, 0x4E, 0x20, 0x42, 0x00}, // IN B
     {0x53, 0x52, 0x43, 0x20, 0x41}, // SRC A
@@ -18,9 +18,6 @@ const int texts[11][5] = {
     {0x46, 0x58, 0x20, 0x42, 0x00}, // FX B
     {0x41, 0x2B, 0x42, 0x00, 0x00}, // A+B
     {0x4D, 0x46, 0x58, 0x00, 0x00}, // MFX
-    {0x46, 0x50, 0x53, 0x00, 0x00}, // FPS
-    {0x54, 0x45, 0x4D, 0x50, 0x4F}, // TEMPO
-    {0x54, 0x49, 0x4D, 0x45, 0x00}, // TIME
 };
 
 void main() {
@@ -54,14 +51,5 @@ void main() {
     t += write_5(uv3, vec2(-17,8), texts[6]);
     t += write_5(uv3, vec2(19,8), texts[7]);
 
-    t += write_5(uv3, vec2(-23,8), texts[8]);
-    t += write_int(uv3, vec2(-27,8), iFPS, 3);
-    
-    t += write_5(uv3, vec2(-23,6), texts[9]);
-    t += write_int(uv3, vec2(-27,6), int(iTempo), 3);
-
-    t += write_5(uv3, vec2(-23,4), texts[10]);
-    t += write_int(uv3, vec2(-29,4), int(iTime), 5);
-
     fragColor = mix(c, 1 - c, t);
 }

src/args.c

@@ -22,8 +22,9 @@ static void print_help(int status_code) {
        "[-fc=CFG_PATH] "
        "[-is=SIZE] "
        "[-t=TEMPO] "
-       "[--monitor] "
+       "[-m] "
        "[--demo] "
+       "[-w] "
        "\n\n"
        "Fusion Of Real-time Generative Effects.\n\n"
        "options:\n"
@@ -36,7 +37,8 @@ static void print_help(int status_code) {
        "  -is, --internal-size  internal texture height (default: 720)\n"
        "  -t, --tempo           base tempo (default: 60)\n"
        "  -m, --monitor             output monitor\n"
-       "  --demo                demonstration mode\n");
+       "  --demo                demonstration mode\n"
+       "  -w, --windowed        not fullscreen\n");
   exit(status_code);
 }
 
@@ -82,6 +84,7 @@ Parameters args_parse(int argc, char **argv) {
   params.base_tempo = 60.0f;
   params.monitor = false;
   params.demo = false;
+  params.windowed = false;
 
   for (i = 1; i < argc; i++) {
     arg = argv[i];
@@ -107,6 +110,8 @@ Parameters args_parse(int argc, char **argv) {
       params.monitor = true;
     } else if (is_arg(arg, "--demo")) {
       params.demo = true;
+    } else if (is_arg(arg, "-w") || is_arg(arg, "--windowed")) {
+      params.windowed = true;
     } else {
       invalid_arg(arg);
     }

src/forge.c

@@ -169,8 +169,8 @@ void forge_run(Parameters params) {
   init_files(params.frag_path, &common_shader_code, fragment_shaders,
              frag_count);
 
-  window = window_init(PACKAGE " " VERSION, params.screen, error_callback,
+  window = window_init(PACKAGE " " VERSION, params.screen, params.windowed,
-                       key_callback);
+                       error_callback, key_callback);
 
   window_get_context(window, &context);
 

src/types.h

@@ -18,6 +18,7 @@ typedef struct Parameters {
   float base_tempo;
   bool monitor;
   bool demo;
+  bool windowed;
 } Parameters;
 
 typedef struct Vertex {

src/window.c

@@ -93,7 +93,7 @@ static void use_window(GLFWwindow *window) {
   glfwSwapInterval(1);
 }
 
-Window *window_init(char *title, unsigned char monitor_index,
+Window *window_init(char *title, unsigned char monitor_index, bool windowed,
                     void (*error_callback)(int, const char *),
                     void (*key_callback)(Window *, int, int, int, int)) {
   GLFWwindow *window;
@@ -101,7 +101,7 @@ Window *window_init(char *title, unsigned char monitor_index,
 
   init_glfw(error_callback);
 
-  monitor = get_monitor(monitor_index);
+  monitor = windowed ? NULL : get_monitor(monitor_index);
 
   window = create_window(monitor, title, key_callback);
 

src/window.h

@@ -3,7 +3,7 @@
 #ifndef WINDOW_H
 #define WINDOW_H
 
-Window *window_init(char *title, unsigned char monitor_index,
+Window *window_init(char *title, unsigned char monitor_index, bool windowed,
                     void (*error_callback)(int, const char *),
                     void (*key_callback)(Window *, int, int, int, int));