WIP: cleaning - with still an error in erase_arrow()

src/graphics/arrows.c

@@ -47,7 +47,7 @@ int write_one_arrow_vertex (int space_X_int, int space_Y_int, int space_Z_int,
           vz = (2 * k / space_Z_int - 1) * space_Z_int / max + (1 / max);
 
     graphics_write_vertex(vx, vy, vz, print);
-    graphics_write_color(0.3f, 0.3f, 0.3f);
+    graphics_write_color(0.4f, 0.4f, 0.4f);
 
     //    réduit légèrement les longueurs des flèches
     //    pour qu'elles s'arrêtent avant les faces des cubes
@@ -64,15 +64,15 @@ int write_one_arrow_vertex (int space_X_int, int space_Y_int, int space_Z_int,
         break;
     case ZENITH:
         graphics_write_vertex (vx, vy - (site % 2 - 1) * (1 / max) + (site % 2 - 1) * arrow_tip_padding, vz, print);
-        graphics_write_color(0.0f, 0.9f, 0.0f);
+        graphics_write_color(0.0f, 0.6f, 0.1f);
         break;
     case NADIR:
         graphics_write_vertex (vx, vy - (site % 2) * (1 / max) + (site % 2) * arrow_tip_padding, vz, print);
-        graphics_write_color(0.7f, 0.3f, 0.9f);
+        graphics_write_color(0.6f, 0.1f, 0.7f);
         break;
     case SOUTH:
         graphics_write_vertex (vx, vy, vz + (site % 2 - 1) * (1 / max) - (site % 2 - 1) * arrow_tip_padding, print);
-        graphics_write_color(0.0f, 0.4f, 1.0f);
+        graphics_write_color(0.05f, 0.4f, 1.0f);
         break;
     case NORTH:
         graphics_write_vertex (vx, vy, vz + (site % 2) * (1 / max) - (site % 2) * arrow_tip_padding, print);

src/graphics/displays.c

@@ -29,6 +29,60 @@
 #include "../../include/displays.h"
 
 
+/* TO REMEMBER :   Ici, tout ce qui gène la lecture du code en cours de debugging
+ * #pragma omp parallel schedule(static, 12)
+ * void  __attribute__((optimize("no-unroll-loops"))) main_test_graphics (void)
+{
+//  assert : space dimensions (x,y,z) > 0
+//  assert : arrows localization within space and sites
+//  assert : no more than one arrow per address
+//  notify : weights are replaced, NOT added (could be !)
+/*
+ * Init space and arrows (= initial state)
+ * and allows ulterior creations, suppressions or modifications of the arrows[] array
+ *
+ * Draws space and arrows
+ *
+ *              //  Initialisation du générateur pseudo-aléatoire
+ *  // Attention, à ce stade, pas de vertex redondant
+*/
+
+
+
+/* in set_arrow() : */
+    /* if (console) print_vertex_and_lines_buffers (arrows_ptr, arrows_nb, address, requested_weight, current_weight, site, x, y, z); */
+    /* if (0) print_vertex_and_lines_buffers (arrows_ptr, arrows_nb, address, requested_weight, current_weight, site, x, y, z); */
+    /* if (requested_weight == 0 && console) */
+    /*     printf(" - set_arrow()   invoked with requested weight = %2d    bf_vrtx = %d    bf_ln = %d   add: %d",\ */
+    /*                                   requested_weight, buffer_vertex_size / 3, buffer_lines_size / 2, address); */
+    /* if (console) show_user_action(arrows_ptr, arrows_nb, address, requested_weight, current_weight, site, x, y, z); */
+
+
+/*
+ * Calls one of the functions create_arrow(), erase_arrow() or rewrite_arrow()
+ * according to requested weight and address (coord site, x, y, z)
+ *
+ * May not call any of these three functions if :
+ * - Current_weight of an arrow located at the requested address == requested_weight
+ * - No arrow was found at the requested addres AND current_weight == requested_weight
+ */
+/*
+ * Removes an arrow at address (address)
+*/
+/*
+ * Creates a new arrow at address (address)
+ * NB  Weights (or loads) are NOT added
+*/
+
+/*
+ * Assigns a new load to the arrow at address (address)
+*/
+
+
+/*--------------------------------------------------------------------------------------------------------------------------------*/
+/*--------------------------------------------------------------------------------------------------------------------------------*/
+/*--------------------------------------------------------------------------------------------------------------------------------*/
+
 
 /* Prints the arrows[] array
  *
@@ -41,9 +95,9 @@ void print_arrows_array (struct arrow_t *arrows, int arrows_nb, int invoked_by)
 {
     printf("   [rank]   load | site  x    y    z        (");
     switch (invoked_by) {
-    case 0: printf("delete)"); break;
-    case 1: printf("create)"); break;
-    case 2: printf("modify)"); break;
+    case 0: printf("after deletion)"); break;
+    case 1: printf("after creation)"); break;
+    case 2: printf("after modification)"); break;
     case 3: printf("address >=  0 && current_weight == requested_weight)"); break;
     case 4: printf("address == -1 && requested_weight == 0)"); break;
     case 5: printf("print_user_choices)"); break;
@@ -67,7 +121,7 @@ void print_user_choices(struct arrow_t *arrows, int arrows_nb,
                         int space_size_x, int space_size_y, int space_size_z,
                         int show_array, int show_space_design)
 {
-    printf("model + user constraints :\tspace size x,y,z (%3d,%3d,%3d)\tarrows nb : %6d\t",\
+    printf("model + user constraints :\tspace size x,y,z (%3d,%3d,%3d)\t\tarrows nb : %6d\t",\
            space_size_x, space_size_y, space_size_z, arrows_nb);
 
     if (show_space_design)      printf(" (grilles alternées)");

src/graphics/graphics.c

@@ -35,8 +35,7 @@
 #define VERTEX_SHADER_FILE "src/shaders/shader.vert"
 #define FRAG_SHADER_FILE "src/shaders/shader.frag"
 
-static struct arrow_t *arrows_ptr;  /*  nom modifié pour pouvoir plus facilement distinguer le tableau
-                                  *  des autres noms incluant "arrows" (de arrows_nb, par ex.) */
+static struct arrow_t *arrows_ptr;
 GLfloat *buffer_vertex_origin = NULL;
 GLfloat *buffer_colors_origin = NULL;
 GLuint *buffer_lines_origin = NULL;
@@ -555,9 +554,81 @@ bool graphics_shutdown(const void *gl_area)
 
 static inline void print_vertex_and_lines_buffers (struct arrow_t *arrows_ptr, int arrows_nb, int address, int requested_weight,
                              int current_weight, int site, int x, int y, int z);
-/*
- * Assigns a new load to the arrow at address (address)
-*/
+static inline void print_buffers_array_head ()  {printf("   [rank]   load | site  x    y    z       [address]          buffer-vertex-1           buffer-vertex-2            buffer-lines\n");}
+static inline void print_empty_buffers_array () {printf("   [NULL]   ---- | ---- ---  ---  ---         -1                   ---                       ---                        ---\n");}
+
+static void print_one_arrow_in_buffers (struct arrow_t *arrows, int i, int arrows_nb, int address) {
+    printf("   [%4d] =  %2d  | %2d,  %2d,  %2d,  %2d,        (%2d)        %6.2f  %6.2f  %6.2f    %6.2f  %6.2f  %6.2f           %4d  %4d\n",\
+        i,
+        arrows[i].load,        arrows[i].site,        arrows[i].x,        arrows[i].y,        arrows[i].z,
+        address,
+
+        buffer_vertex_origin [buffer_vertex_0_arrow + i * 6 + 0],
+        buffer_vertex_origin [buffer_vertex_0_arrow + i * 6 + 1],
+        buffer_vertex_origin [buffer_vertex_0_arrow + i * 6 + 2],
+
+        buffer_vertex_origin [buffer_vertex_0_arrow + i * 6 + 3],
+        buffer_vertex_origin [buffer_vertex_0_arrow + i * 6 + 4],
+        buffer_vertex_origin [buffer_vertex_0_arrow + i * 6 + 5],
+
+        buffer_lines_origin  [buffer_lines_0_arrow  + i * 2 + 0],
+        buffer_lines_origin  [buffer_lines_0_arrow  + i * 2 + 1]);
+}
+
+static inline void print_vertex_and_lines_buffers (struct arrow_t *arrows_ptr, int arrows_nb, int address, int requested_weight,
+                             int current_weight, int site, int x, int y, int z)
+{
+    /* for (int i = 0; i < 6; i++) printf("%5.2f ", buffer_vertex_origin [buffer_vertex_0_arrow + i]); printf("\n"); */
+    /* for (int i = 0; i < 6; i++) printf("%5.2f ", buffer_lines_origin [buffer_lines_0_arrow + i]); printf("\n"); */
+    print_buffers_array_head ();
+    for (int i = 0; i < arrows_nb; i++)
+        print_one_arrow_in_buffers(arrows_ptr, i, arrows_nb, address);
+    if (arrows_nb == 0) print_empty_buffers_array();
+}
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 static int rewrite_arrow (int arrows_nb, int address, int load, int site, int x, int y, int z, int console)
 {
     arrows_ptr[address].load = load;
@@ -567,10 +638,6 @@ static int rewrite_arrow (int arrows_nb, int address, int load, int site, int x,
     return arrows_nb;
 }
 
-/*
- * Creates a new arrow at address (address)
- * NB  Weights (or loads) are NOT added
-*/
 static inline int create_arrow (int arrows_nb,
                                 int space_X, int space_Y, int space_Z,
                                 int load, int site, int x, int y, int z,
@@ -602,219 +669,98 @@ static inline int create_arrow (int arrows_nb,
     return arrows_nb;
 }
 
-/*
- * Removes an arrow at address (address)
-*/
 static inline int erase_arrow (int arrows_nb, int address,
                                int site, int x, int y, int z,
                                int console)
 {
     arrows_nb --;
+    assert (arrows_nb);
 
-    arrows_ptr[address].load = arrows_ptr[arrows_nb].load;
-    arrows_ptr[address].site = arrows_ptr[arrows_nb].site;
-    arrows_ptr[address].x = arrows_ptr[arrows_nb].x;
-    arrows_ptr[address].y = arrows_ptr[arrows_nb].y;
-    arrows_ptr[address].z = arrows_ptr[arrows_nb].z;
+    int mem = arrows_ptr[address].site;
 
-    /* for (int i = 0 + address; i < 6 + address; i++) */
-    /* buffer_vertex_origin [(long) buffer_vertex_0_arrow + i] = buffer_vertex_origin[(long) buffer_vertex_size - 6 + i]; */
-
-    /* for (int j = 0 + address; j < 4 + address; j++) */
-    /* buffer_lines_origin [(long) buffer_lines_0_arrow + j] = buffer_lines_origin[(long) buffer_lines_size - 4 + j]; */
+    arrows_ptr[address].load  =  arrows_ptr[arrows_nb].load;
+    arrows_ptr[address].site  =  arrows_ptr[arrows_nb].site;
+    arrows_ptr[address].x     =  arrows_ptr[arrows_nb].x;
+    arrows_ptr[address].y     =  arrows_ptr[arrows_nb].y;
+    arrows_ptr[address].z     =  arrows_ptr[arrows_nb].z;
 
 
+    if (console) printf("in erase_arrow() : arrows_nb = %d > %d   arrow to erase > (address = %d, site = %d)\n\
+                 : arrows_ptr[%d].site = %d >> %d  (%d is last arrow.site)\n",\
+        arrows_nb + 1, arrows_nb, address, address, site, mem, arrows_ptr[address].site, arrows_ptr[arrows_nb].site);
 
-    if (arrows_nb > 0) {
+    // Attention : lors de la création des vertex des flèches, tous les vertex centraux sont redondants (au maximum 6)
 
-        buffer_lines_size -= 2;
+    for (int i = 0 + address * 6; i < 6 + address * 6; i++)
+        buffer_vertex_origin [(long) buffer_vertex_0_arrow + i]
+      = buffer_vertex_origin [(long) buffer_vertex_size - 6 + i];
 
-        void *new_arrows_lines_ptr = g_realloc(buffer_lines_origin, buffer_lines_size * sizeof(GLfloat));
-        if (new_arrows_lines_ptr) buffer_lines_origin = new_arrows_lines_ptr;
-        else                       perror("In graphics.erase_arrow(), can't re_allocate for arrows lines buffer.\n");
+    for (int i = 0; i < 6; i++)
+        buffer_colors_origin [(long) buffer_colors_0_arrow + (address + 4) * 6 + i]
+      = buffer_colors_origin [(long) buffer_colors_size - 6 + i];
+
+    void *new_arrows_vertex_ptr = g_realloc(buffer_vertex_origin, buffer_vertex_size * sizeof(GLfloat));
+    if (new_arrows_vertex_ptr) buffer_vertex_origin = new_arrows_vertex_ptr;
+    else                       perror("In graphics.erase_arrow(), can't re_allocate for arrows vertex buffer.\n");
+
+    void *new_arrows_colors_ptr = g_realloc(buffer_colors_origin, buffer_colors_size * sizeof(GLfloat));
+    if (new_arrows_colors_ptr) buffer_colors_origin = new_arrows_colors_ptr;
+    else                       perror("In graphics.erase_arrow(), can't re_allocate for arrows colors buffer.\n");
 
 
-        // Attention : à la création des vertex, tous les vertex centraux sont redondants (au maximum 6)
-
-        buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 0] = buffer_vertex_origin[(long) buffer_vertex_size - 6];
-        buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 1] = buffer_vertex_origin[(long) buffer_vertex_size - 5];
-        buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 2] = buffer_vertex_origin[(long) buffer_vertex_size - 4];
-        buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 3] = buffer_vertex_origin[(long) buffer_vertex_size - 3];
-        buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 4] = buffer_vertex_origin[(long) buffer_vertex_size - 2];
-        buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 5] = buffer_vertex_origin[(long) buffer_vertex_size - 1];
-
-        buffer_colors_origin [(long) buffer_colors_0_arrow + (address + 4) * 6 + 0] = buffer_colors_origin[(long) buffer_colors_size - 6];
-        buffer_colors_origin [(long) buffer_colors_0_arrow + (address + 4) * 6 + 1] = buffer_colors_origin[(long) buffer_colors_size - 5];
-        buffer_colors_origin [(long) buffer_colors_0_arrow + (address + 4) * 6 + 2] = buffer_colors_origin[(long) buffer_colors_size - 4];
-        buffer_colors_origin [(long) buffer_colors_0_arrow + (address + 4) * 6 + 3] = buffer_colors_origin[(long) buffer_colors_size - 3];
-        buffer_colors_origin [(long) buffer_colors_0_arrow + (address + 4) * 6 + 4] = buffer_colors_origin[(long) buffer_colors_size - 2];
-        buffer_colors_origin [(long) buffer_colors_0_arrow + (address + 4) * 6 + 5] = buffer_colors_origin[(long) buffer_colors_size - 1];
-
-        buffer_vertex_size -= 6;
-        buffer_colors_size -= 6;
-
-        void *new_arrows_vertex_ptr = g_realloc(buffer_vertex_origin, buffer_vertex_size * sizeof(GLfloat));
-        if (new_arrows_vertex_ptr) buffer_vertex_origin = new_arrows_vertex_ptr;
-        else                       perror("In graphics.erase_arrow(), can't re_allocate for arrows vertex buffer.\n");
-
-    }
+    /* buffer_vertex_size -= 6;    <<<   ceci est fait dans : graphics_write_vertex() */
+    /* buffer_colors_size -= 6;    <<<   ceci est fait dans : graphics_write_colors() */
+    /* buffer_lines_size  -= 2;    <<<   ceci est fait dans : graphics_write_line()   */
 
+    /*  Il ne faut pas réécrire ce qui suit: ces lignes dessinent maintenant à partir d'autres vertex */
+    /* void *new_arrows_lines_ptr = g_realloc(buffer_lines_origin, buffer_lines_size * sizeof(GLfloat)); */
+    /* if (new_arrows_lines_ptr) buffer_lines_origin = new_arrows_lines_ptr; */
+    /* else                      perror("In graphics.erase_arrow(), can't re_allocate for arrows lines buffer.\n"); */
 
     if (console) print_arrows_array (arrows_ptr, arrows_nb, 0);
 
     return arrows_nb;
 }
-    /* if (0) { */
-
-    /*     int some_nb = 12; if (arrows_nb == 1) some_nb = 9; */
-
-    /*     void *new_arrows_list_ptr = g_realloc(arrows_ptr, arrows_nb * sizeof(struct arrow_t)); */
-    /*     if (new_arrows_list_ptr) arrows_ptr = new_arrows_list_ptr; */
-    /*     else                     perror("In erase arrow, can't re_allocate for arrow list.\n"); */
-
-        /* long unit = 24 * 3 * sizeof(GLfloat);  //  4 * 3 * 4 = 48   sizeof(GLfloat) = 3 * 8 bits */
-        /* printf(" - erase_arrow() invoked with address = %d    buffer_vertex_size - buffer_vertex_0_arrow = %d  (for %d arrows)\n",\ */
-        /*        address, (long) buffer_vertex_size - buffer_vertex_0_arrow, arrows_nb + 1); */
-        /* for (int i = 24; i < 36; i ++) printf(" %5.2f", buffer_vertex_origin[i]); printf("\n"); */
-
-    /*     if (0) printf("buffer_vertex_0_arrow = %d   arrows_nb * 3 = %d     <<<<\n", buffer_vertex_0_arrow, arrows_nb * 3); */
-    /*     void *new_arrows_vertex_ptr = g_realloc(buffer_vertex_origin, buffer_vertex_0_arrow + some_nb * 3 * sizeof(GLfloat)); */
-    /*     if (new_arrows_vertex_ptr) buffer_vertex_origin = new_arrows_vertex_ptr; */
-    /*     else                       perror("In erase arrow, can't re_allocate for arrow vertex buffer.\n"); */
-
-    /*     if (0) printf("buffer_lines_0_arrow = %d   arrows_nb * 2 = %d     <<<<\n", buffer_lines_0_arrow, arrows_nb * 2); */
-    /*     void *new_arrows_lines_ptr = g_realloc(buffer_lines_origin, buffer_lines_0_arrow + some_nb * 2 * sizeof(GLfloat)); */
-    /*     if (new_arrows_lines_ptr) buffer_lines_origin = new_arrows_lines_ptr; */
-    /*     else                       perror("In erase arrow, can't re_allocate for arrow lines buffer.\n"); */
-    /* } */
 
 
 
-
-static inline void print_vertex_and_lines_buffers(struct arrow_t *arrows_ptr, int arrows_nb, int address, int requested_weight,
-                             int current_weight, int site, int x, int y, int z);
-static inline void show_user_action(struct arrow_t *arrows_ptr, int arrows_nb, int address, int requested_weight,
-                             int current_weight, int site, int x, int y, int z);
-/*
- * Calls one of the functions create_arrow(), erase_arrow() or rewrite_arrow()
- * according to requested weight and address (coord site, x, y, z)
- *
- * May not call any of these three functions if :
- * - Current_weight of an arrow located at the requested address == requested_weight
- * - No arrow was found at the requested addres AND current_weight == requested_weight
- */
-static inline int set_arrow (struct arrow_t *arrows_ptr, int arrows_nb,
-                             int space_X, int space_Y, int space_Z,
-                             int requested_weight, int site, int x, int y, int z, int console)
+static inline int set_arrow (struct arrow_t *arrows_ptr, int arrows_nb, int space_X, int space_Y, int space_Z,
+                             int requested_weight, int site, int arrow_x, int arrow_y, int arrow_z, int console)
 {
     int address = -1, current_weight = -1;
 
-#pragma omp parallel schedule(static, 12)
-{
-    for (int i = 0; i < arrows_nb; i++) {
-        if ((site == arrows_ptr[i].site)
-        &&  (x    == arrows_ptr[i].x)
-        &&  (y    == arrows_ptr[i].y)
-        &&  (z    == arrows_ptr[i].z))
+    for (int i = 0; i < arrows_nb; i++)
+        if ((site       ==  arrows_ptr[i].site)
+        &&  (arrow_x    ==  arrows_ptr[i].x)
+        &&  (arrow_y    ==  arrows_ptr[i].y)
+        &&  (arrow_z    ==  arrows_ptr[i].z))
         {
-            address = i * 5;
+            address = i;
             current_weight = arrows_ptr[i].load;
             break;
         }
-    }
-}
-//    print_vertex_and_lines_buffers (arrows_ptr, arrows_nb, address, requested_weight, current_weight, site, x, y, z);
-
-    if (requested_weight == 0 && console)
-        printf(" - set_arrow()   invoked with requested weight = %2d    bf_vrtx = %d    bf_ln = %d   add: %d",\
-                                      requested_weight, buffer_vertex_size / 3, buffer_lines_size / 2, address);
-
-    if (console) show_user_action(arrows_ptr, arrows_nb, address, requested_weight, current_weight, site, x, y, z);
 
     if (address == -1 && requested_weight  > 0)
-        return create_arrow  (arrows_nb, space_X, space_Y, space_Z, requested_weight, site, x, y, z, console);
-
-    if (address >=  0 && requested_weight == 0)
-        return erase_arrow   (arrows_nb, address, site, x, y, z, console);
-
+        return create_arrow  (arrows_nb, space_X, space_Y, space_Z, requested_weight, site, arrow_x, arrow_y, arrow_z, console);
+    if (address >=  0 && requested_weight == 0) //   address >=  0  if and only if  arrows_nb > 0
+        return erase_arrow   (arrows_nb, address, site, arrow_x, arrow_y, arrow_z, console);
     if (address >=  0 && current_weight != requested_weight)
-        return rewrite_arrow (arrows_nb, address/5, requested_weight, site, x, y, z, console);
-
-    if (address >=  0 && current_weight == requested_weight && console)  print_arrows_array(arrows_ptr, arrows_nb, 3);
-
-    if (address == -1 && requested_weight == 0 && console) print_arrows_array(arrows_ptr, arrows_nb, 4);
+        return rewrite_arrow (arrows_nb, address/5, requested_weight, site, arrow_x, arrow_y, arrow_z, console);
+    if (address >=  0 && current_weight == requested_weight && console) print_arrows_array(arrows_ptr, arrows_nb, 3);
+    if (address == -1 && requested_weight == 0 && console)              print_arrows_array(arrows_ptr, arrows_nb, 4);
 
     return arrows_nb;
 }
 
-static inline void print_buffers_array_head ()  {printf("   [rank]   load | site  x    y    z       [address]          buffer-vertex-1           buffer-vertex-2            buffer-lines\n");}
-static inline void print_empty_buffers_array () {printf("   [NULL]   ---- | ---- ---  ---  ---         -1                   ---                       ---                        ---\n");}
 
-static void print_one_arrow_in_buffers (struct arrow_t *arrows, int i, int arrows_nb, int address) {
-    printf("   [%4d] =  %2d  | %2d,  %2d,  %2d,  %2d,        (%2d)        %6.2f  %6.2f  %6.2f    %6.2f  %6.2f  %6.2f         %6.2f %6.2f\n",\
-        i,
-        arrows[i].load,        arrows[i].site,        arrows[i].x,        arrows[i].y,        arrows[i].z,
-        address,
 
-        buffer_vertex_origin [buffer_vertex_0_arrow + i * 3 + 0],
-        buffer_vertex_origin [buffer_vertex_0_arrow + i * 3 + 1],
-        buffer_lines_origin  [buffer_lines_0_arrow  + i * 3 + 2],
-
-        buffer_vertex_origin [buffer_vertex_0_arrow + i * 3 + 3],
-        buffer_vertex_origin [buffer_vertex_0_arrow + i * 3 + 4],
-        buffer_lines_origin  [buffer_lines_0_arrow  + i * 3 + 5],
-
-        buffer_lines_origin  [buffer_lines_0_arrow  + i * 2 + 0],
-        buffer_lines_origin  [buffer_lines_0_arrow  + i * 2 + 1]);
-}
-
-static inline void print_vertex_and_lines_buffers (struct arrow_t *arrows_ptr, int arrows_nb, int address, int requested_weight,
-                             int current_weight, int site, int x, int y, int z)
+void main_test_graphics (void)
 {
-    /* for (int i = 0; i < 6; i++) printf("%5.2f ", buffer_vertex_origin [buffer_vertex_0_arrow + i]); printf("\n"); */
-    /* for (int i = 0; i < 6; i++) printf("%5.2f ", buffer_lines_origin [buffer_lines_0_arrow + i]); printf("\n"); */
-    print_buffers_array_head ();
-    for (int i = 0; i < arrows_nb; i++)
-        print_one_arrow_in_buffers(arrows_ptr, i, arrows_nb, address);
-    if (arrows_nb == 0) print_empty_buffers_array();
-}
-
-
-
-/*
- * Init space and arrows (= initial state)
- * and allows ulterior creations, suppressions or modifications of the arrows[] array
- *
- * Draws space and arrows
- */
-void  __attribute__((optimize("no-unroll-loops"))) main_test_graphics (void)
-{
-//  assert : space dimensions (x,y,z) > 0
-//  assert : arrows localization within space and sites
-//  assert : no more than one arrow per address
-//  notify : weights are replaced, NOT added (could be !)
-
-    struct timespec ts;
-    srand(time(NULL));              //  Initialisation du générateur pseudo-aléatoire
-    int rand(void);
-    void srand(unsigned int seed);  //    printf ("Valeur max : %d\n", RAND_MAX);   min + rand() % (max+1 - min);
-
-    int arbitrary = 5;
-    int space_X = 1,// + rand() % arbitrary,
-        space_Y = 1,// + rand() % arbitrary,
-        space_Z = 1;// + rand() % arbitrary;
-    int density_max = space_X * space_Y * space_Z;
+    srand(time(NULL)); int rand(void); void srand(unsigned int seed); int arbitrary = 4, randomize = 0, console = 0;
+    int space_X = 1, space_Y = 1, space_Z = 1, density_max = space_X * space_Y * space_Z;
+    if (randomize) {space_X = 1 + rand() % arbitrary; space_Y = 1 + rand() % arbitrary; space_Z = 1 + rand() % arbitrary;}
     int max = fmax(space_X, space_Y); max = fmax(max, space_Z);
-
-    int print_arrows_data = 0;
-
-    int load = 0, site = 0, x = 0, y = 0, z = 0;
-    int specif_arrows_nb = rand() % density_max / 2;
-    int arrows_nb = 0, cpt = 0, t_initial = 0;
-
-    int print_inter_results = 0;
-    if (print_inter_results) clock_gettime(CLOCK_REALTIME, &ts); t_initial = ts.tv_sec;
-    if (print_inter_results) printf("%10d  | ", specif_arrows_nb / 1000);
+    int load = 0, site = 0, x = 0, y = 0, z = 0, arrows_nb = 0, specif_arrows_nb = rand() % density_max / 2;
 
 
     /*--------------------------------------------------------------------------------*/
@@ -825,302 +771,62 @@ void  __attribute__((optimize("no-unroll-loops"))) main_test_graphics (void)
 
     /*--------------------------------------------------------------------------------*/
 
-    /*                         V E R T E X    F I R S T                               */
 
     /*   S P A C E    */
 
-    if (0) printf("buffer_vertex_size before writing  8 space_ridges_vertex : %3d (x 3 = %d)\n", buffer_vertex_size / 3, buffer_vertex_size);
-
     write_space_ridges_vertex (buffer_vertex_size, space_X, space_Y, space_Z);
-    /* buffer_colors_size = buffer_vertex_size; */
-
-    if (0) printf("buffer_vertex_size  after writing  8 space_ridges_vertex : %3d (x 3 = %d)\n", buffer_vertex_size / 3, buffer_vertex_size);
-
-    write_grids_on_space_faces_vertex (space_X, space_Y, space_Z);
-    /* buffer_colors_size = buffer_vertex_size; */
-
-    if (0) printf("buffer_vertex_size  after writing %3d space_faces_vertex : %3d (x 3 = %4d)\n\n", buffer_vertex_size / 3 - 8, buffer_vertex_size / 3, buffer_vertex_size);
-    /* if (0) printf("(space_X - 1) * 4 + (space_Y - 1) * 4 + (space_Z - 1) * 4 = %3d (x 3 = %4d)\n\n",\ */
-    /*        (space_X - 1) * 4 + (space_Y - 1) * 4 + (space_Z - 1) * 4, ((space_X - 1) * 4 + (space_Y - 1) * 4 + (space_Z - 1)  * 4) * 3); */
-
-
-    /*   A R R O W S   */
-
-    /* if (0) printf("buffer_vertex_size before writing (%d) arrows_vertex : %d\n", arrows_nb, buffer_vertex_size / 3); */
-
-    /* for (int i = 0; i < arrows_nb; i++) { */
-    /*     load = arrows_ptr[i].load; */
-    /*     site = arrows_ptr[i].site; */
-    /*     x    = arrows_ptr[i].x; */
-    /*     y    = arrows_ptr[i].y; */
-    /*     z    = arrows_ptr[i].z; */
-
-    /*     write_one_arrow_vertex(space_X, space_Y, space_Z, */
-    /*                            load, site, x, y, z); */
-    /*     buffer_colors_size = buffer_vertex_size; */
-    /* } */
-
-    /* if (0) printf("buffer_vertex_size  after writing (%d) arrows_vertex : %d\n", arrows_nb, buffer_vertex_size / 3); */
-
-
-    /*---------------------------------------------------------------*/
-
-    /*                 L I N E S    S E C O N D                      */
-
-    //  buffer_vertex_size = 0; buffer_colors_size = 0; buffer_lines_size = 0;
-
-    /*   S P A C E    */
-
-    if (0) printf("buffer_lines_size before writing 12 space_ridges_lines : %2d (* 2 = %2d)\n", buffer_lines_size / 2, buffer_lines_size);
     write_space_ridges_lines ();
-    if (0) printf("buffer_lines_size  after writing 12 space_ridges_lines : %2d (* 2 = %2d)\n", buffer_lines_size / 2, buffer_lines_size);
-
-    if (0) printf("buffer_lines_size before writing (n) space_faces_lines : %2d (* 2 = %2d)\n", buffer_lines_size / 2, buffer_lines_size);
+    write_grids_on_space_faces_vertex (space_X, space_Y, space_Z);
     write_grids_on_space_faces_lines (buffer_lines_size, space_X, space_Y, space_Z);
-    if (0) printf("buffer_lines_size  after writing (n) space_faces_lines : %d (* 2 = %d)\n\n", buffer_lines_size / 2, buffer_lines_size);
 
-    /*  Ce programme définit et crée séquentiellement les caractéristiques puis les images de l'espace puis celles des flèches
-     *  Pour pouvoir effacer une flèche (n'importe laquelle),
-     *       il est nécéssaire de connaître la taille des buffers au moment de la création de la première flèche */
-
-    buffer_vertex_0_arrow = buffer_vertex_size; // Attention, à ce stade, pas de vertex redondant
+    buffer_vertex_0_arrow = buffer_vertex_size;
     buffer_lines_0_arrow = buffer_lines_size;
-    if (0) printf("buffer_vertex_0_arrow = %d (%d points)    buffer_lines_0_arrow = %d (%d lines)\n",\
-           buffer_vertex_0_arrow, buffer_vertex_0_arrow / 3, buffer_lines_0_arrow, buffer_lines_0_arrow / 2);
 
     /*  A R R O W S  */
 
-/* #pragma omp parallel */
-/* { */
-    /* while (arrows_nb < specif_arrows_nb){ */
-
-        arrows_nb = 0;
-
+    if (1) for (int i = 0; i < 6; i++)
         arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z,
-                               rand() % arbitrary + 1,  //    load / weight
-                               0,//rand() % 6,          //    site,
-                               0,//rand() % space_X,    //    x
-                               0,//rand() % space_Y,    //    y
-                               0, 0);//rand() % space_Z);   //    z
-
+                               1, i % 6,  0, 0, 0, console);
+    if (0) for (int i = 0; i < rand() % density_max; i++)
         arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z,
-                               rand() % arbitrary + 1,  //    load / weight
-                               1,//rand() % 6,          //    site,
-                               0,//rand() % space_X,    //    x
-                               0,//rand() % space_Y,    //    y
-                               0, 0);//rand() % space_Z);   //    z
+                               1,                   //    load
+                               rand() % 6,          //    site
+                               rand() % space_X,    //    x
+                               rand() % space_Y,    //    y
+                               rand() % space_Z,    //    z
+                               console);
 
-        /* clock_gettime(CLOCK_REALTIME, &ts);    <    Je n'arrive pas à afficher les temps en cours d'exécutuion   */
-        /* if (arrows_nb % 1000 == 0) {cpt++; printf("%8d", arrows_nb / 1000); if (cpt % 22 == 0) printf("   %f\n%10d  | ", specif_arrows_nb / 1000, ts.tv_sec - t_initial);} */
-        if (print_inter_results && arrows_nb % 1000 == 0) {cpt++; printf("%8d", arrows_nb / 1000); if (cpt % 24 == 0) printf("\n%10d  | ", specif_arrows_nb / 1000);}
-    /* } */
+    if (1) print_user_choices(arrows_ptr, arrows_nb, space_X, space_Y, space_Z, 0, 0);
 
 
-
-
-
-
-    /*      N E W    D A T A   W I L L    N O W    B E    S P E C I F I E D      */
-
-    /*                     A N D   T H E N    D R A W N E D                      */
-
     /*--------------------------------------------------------------------------------*/
 
-    /* if (0) print_user_choices(arrows_ptr, arrows_nb, space_X, space_Y, space_Z, print_arrows_data, 0); */
+    /*      N E W    D A T A   W I L L    N O W    B E    S P E C I F I E D           */
 
-    arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z,
-                               1,//rand() % arbitrary + 1,  //    load / weight
-                               2,//rand() % 6,          //    site,
-                               0,//rand() % space_X,    //    x
-                               0,//rand() % space_Y,    //    y
-                               0, 0);//rand() % space_Z);   //    z
+    /*                     A N D   T H E N    D R A W N E D                           */
 
-    /* print_user_choices(arrows_ptr, arrows_nb, space_X, space_Y, space_Z, print_arrows_data, 0); */
+    /*--------------------------------------------------------------------------------*/
 
-    arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z,
-                               1,//rand() % arbitrary + 1,  //    load / weight
-                               3,//rand() % 6,          //    site,
-                               0,//rand() % space_X,    //    x
-                               0,//rand() % space_Y,    //    y
-                               0, 0);//rand() % space_Z);   //    z
+    console = 1;
 
-    arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z,
-                               0,//rand() % arbitrary + 1,  //    load / weight
-                               0,//rand() % 6,          //    site,
-                               0,//rand() % space_X,    //    x
-                               0,//rand() % space_Y,    //    y
-                               0, 0);//rand() % space_Z);   //    z
-
-    /* arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z, */
-    /*                            0,//rand() % arbitrary + 1,  //    load / weight */
-    /*                            1,//rand() % 6,          //    site, */
-    /*                            0,//rand() % space_X,    //    x */
-    /*                            0,//rand() % space_Y,    //    y */
-    /*                            0, 0);//rand() % space_Z);   //    z */
-
-    /* arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z, */
-    /*                            0,//rand() % arbitrary + 1,  //    load / weight */
-    /*                            2,//rand() % 6,          //    site, */
-    /*                            0,//rand() % space_X,    //    x */
-    /*                            0,//rand() % space_Y,    //    y */
-    /*                            0, 0);//rand() % space_Z);   //    z */
-
-    /* arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z, */
-    /*                            0,//rand() % arbitrary + 1,  //    load / weight */
-    /*                            3,//rand() % 6,          //    site, */
-    /*                            0,//rand() % space_X,    //    x */
-    /*                            0,//rand() % space_Y,    //    y */
-    /*                            0, 0);//rand() % space_Z);   //    z */
-
-    /* int address = 1; */
-
-    /* if (0) printf("buffer_lines_0_arrow  = %d   address = %d   buffer_lines_size  = %d   >>>",\ */
-    /*                buffer_lines_0_arrow, address, buffer_lines_size); */
-    /* //buffer_lines_origin [(long) buffer_lines_0_arrow + address * 2 + 0] = buffer_lines_origin[(long) buffer_lines_size - 2]; */
-    /* //buffer_lines_origin [(long) buffer_lines_0_arrow + address * 2 + 1] = buffer_lines_origin[(long) buffer_lines_size - 1]; */
-
-    /* buffer_lines_size -= 2; */
-
-    /* void *new_arrows_lines_ptr = g_realloc(buffer_lines_origin, buffer_lines_size * sizeof(GLfloat)); */
-    /* if (new_arrows_lines_ptr) buffer_lines_origin = new_arrows_lines_ptr; */
-    /* else                       perror("In experience, can't re_allocate for arrows lines buffer.\n"); */
-    /* if (0) printf(">>>   buffer_lines_size = %d\n", buffer_lines_size); */
-
-
-    /* // Attention : à la création des vertex, tous les vertex centraux sont redondants (au maximum 6) */
-    /* if (0) printf("buffer_vertex_0_arrow = %d   address = %d   buffer_vertex_size = %d   >>>", buffer_vertex_0_arrow, address, buffer_vertex_size); */
-    /* buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 0] = buffer_vertex_origin[(long) buffer_vertex_size - 6]; */
-    /* buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 1] = buffer_vertex_origin[(long) buffer_vertex_size - 5]; */
-    /* buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 2] = buffer_vertex_origin[(long) buffer_vertex_size - 4]; */
-    /* buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 3] = buffer_vertex_origin[(long) buffer_vertex_size - 3]; */
-    /* buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 4] = buffer_vertex_origin[(long) buffer_vertex_size - 2]; */
-    /* buffer_vertex_origin [(long) buffer_vertex_0_arrow + address * 6 + 5] = buffer_vertex_origin[(long) buffer_vertex_size - 1]; */
-
-    /* buffer_colors_origin [(long) buffer_colors_0_arrow + address * 6 + 0] = buffer_colors_origin[(long) buffer_colors_size - 6]; */
-    /* buffer_colors_origin [(long) buffer_colors_0_arrow + address * 6 + 1] = buffer_colors_origin[(long) buffer_colors_size - 5]; */
-    /* buffer_colors_origin [(long) buffer_colors_0_arrow + address * 6 + 2] = buffer_colors_origin[(long) buffer_colors_size - 4]; */
-    /* buffer_colors_origin [(long) buffer_colors_0_arrow + address * 6 + 3] = buffer_colors_origin[(long) buffer_colors_size - 3]; */
-    /* buffer_colors_origin [(long) buffer_colors_0_arrow + address * 6 + 4] = buffer_colors_origin[(long) buffer_colors_size - 2]; */
-    /* buffer_colors_origin [(long) buffer_colors_0_arrow + address * 6 + 5] = buffer_colors_origin[(long) buffer_colors_size - 1]; */
-
-    /* buffer_vertex_size -= 6; */
-    /* buffer_colors_size -= 6; */
-
-    /* void *new_arrows_vertex_ptr = g_realloc(buffer_vertex_origin, buffer_vertex_size * sizeof(GLfloat)); */
-    /* if (new_arrows_vertex_ptr) buffer_vertex_origin = new_arrows_vertex_ptr; */
-    /* else                       perror("In experience, can't re_allocate for arrows vertex buffer.\n"); */
-    /* if (0) printf(">>>   buffer_vertex_size = %d\n", buffer_vertex_size); */
+    /*    If load == 0  then  erase the arrow at this address                   v                 */
+    arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z, 0, 0, 0, 0, 0, console);
+    arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z, 0, 1, 0, 0, 0, console);
+    arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z, 0, 2, 0, 0, 0, console);
+    /* arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z, 0, 3, 0, 0, 0, console); */
+    /* arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z, 0, 4, 0, 0, 0, console); */
+    /* arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z, 0, 5, 0, 0, 0, console); */
 
 
 
 
+    /*--------------------------------------------------------------------------------*/
 
+    /*                                  F R E E                                       */
 
+    /*     ( F R E E   'S P A C E' :   S E E    G R A P H I C   S H U T D O W N )     */
 
-    if (0) printf("buffer_lines_0_arrow = %d\n", buffer_lines_0_arrow);
+    /*--------------------------------------------------------------------------------*/
 
-    if (0) for (long h = buffer_lines_0_arrow; h < buffer_lines_size; h++) {
-        if (h == buffer_lines_0_arrow) printf("\n");
-        if (h % 2 == 0) printf("\n");
-        printf("%2d ", buffer_lines_origin [h]);
-    }
-    if (0) printf("\n");
-
-    if (0) for (long a = buffer_vertex_0_arrow; a < buffer_vertex_size; a++) {
-        if (a % 6 == 0) printf("\n");
-        if (a % 3 == 0) printf("\n");
-        printf("[%d] %5.2f ", a/3, buffer_vertex_origin [a]);
-    }
-    if (0) printf("\n");
-
-
-
-
-
-
-
-
-    /* arrows_nb = set_arrow (arrows_ptr, arrows_nb, space_X, space_Y, space_Z, */
-    /*                            0,//rand() % arbitrary + 1,  //    load / weight */
-    /*                            0,//rand() % 6,          //    site, */
-    /*                            0,//rand() % space_X,    //    x */
-    /*                            0,//rand() % space_Y,    //    y */
-    /*                            0, 0);//rand() % space_Z);   //    z */
-
-    /* print_user_choices(arrows_ptr, arrows_nb, space_X, space_Y, space_Z, print_arrows_data, 0); */
-
-/*     arrows_nb = set_arrow (arrows_ptr, arrows_nb, */
-/*                                1,//rand() % arbitrary + 1,  //    load / weight */
-/*                                2,//rand() % 6,          //    site, */
-/*                                0,//rand() % space_X,    //    x */
-/*                                0,//rand() % space_Y,    //    y */
-/*                                0, 0);//rand() % space_Z);   //    z */
-
-/*     arrows_nb = set_arrow (arrows_ptr, arrows_nb, */
-/*                                1,//rand() % arbitrary + 1,  //    load / weight */
-/*                                3,//rand() % 6,          //    site, */
-/*                                0,//rand() % space_X,    //    x */
-/*                                0,//rand() % space_Y,    //    y */
-/*                                0, 0);//rand() % space_Z);   //    z */
-
-/* printf("On devrait avoir deux flèches Y+Y- (Zénith-Nadir) dessinées  (au lieu des deux flèches X+X- Est-Ouest)...\n"); */
-
-    /* print_user_choices(arrows_ptr, arrows_nb, space_X, space_Y, space_Z, print_arrows_data, 0); */
-
-//    buffer_vertex_size -= 2;
-//    buffer_vertex_size += 3;
-
-
-/*     assert : arrows_nb > arbitrary; */
-/*     int random_choice, modified = 0, deleted = 0; */
-
-/* #pragma omp parallel */
-/* { */
-/*     while (modified < arbitrary) { */
-
-/*         random_choice = rand() % 6; */
-/*         if (random_choice == 0) deleted++; */
-
-/*         modified = set_arrow (arrows_ptr, arrows_nb + modified, */
-/*                                random_choice,       //    load / weight */
-/*                                rand() % 6,          //    site, */
-/*                                rand() % space_X,    //    x */
-/*                                rand() % space_Y,    //    y */
-/*                                rand() % space_Z, 0);   //    z */
-/*     } */
-/* } */
-
-/* #pragma omp parallel */
-/* { */
-/*     for (int i = 0; i < arrows_nb + modified; i++) { */
-/*         load = arrows_ptr[i].load; */
-/*         site = arrows_ptr[i].site; */
-/*         x    = arrows_ptr[i].x; */
-/*         y    = arrows_ptr[i].y; */
-/*         z    = arrows_ptr[i].z; */
-
-/*         buffer_vertex_size += write_one_arrow_vertex(space_X, space_Y, space_Z, */
-/*                                         load, site, x, y, z); */
-/*         buffer_colors_size = buffer_vertex_size; */
-/*     } */
-
-/*     for (int i = 0; i < arrows_nb + modified; i++) { */
-/*         load = arrows_ptr[i].load; */
-/*         site = arrows_ptr[i].site; */
-/*         x    = arrows_ptr[i].x; */
-/*         y    = arrows_ptr[i].y; */
-/*         z    = arrows_ptr[i].z; */
-
-/*         buffer_vertex_size += write_one_arrow_line (buffer_vertex_size); */
-/*     } */
-/* } */
-
-/*     print_evolution (arrows_ptr, arrows_nb, arbitrary, deleted, print_arrows_data); */
-
-
-// ? free (space) TODO
-
-    free(arrows_ptr);
-    arrows_ptr = NULL;
-    arrows_nb = 0;
+    free(arrows_ptr);               arrows_ptr = NULL;            arrows_nb = 0;
 }

src/graphics/grid.c

@@ -41,14 +41,14 @@ int write_space_ridges_vertex (long offset_vertex, long x, long y, long z)
 
     graphics_write_vertex (offset_vertex + x / max, + y / max, + z / max, 0);
 
-    graphics_write_color (0.9f, 0.7f, 0.4f);
-    graphics_write_color (0.9f, 0.7f, 0.4f);
-    graphics_write_color (0.9f, 0.7f, 0.4f);
-    graphics_write_color (0.9f, 0.7f, 0.4f);
-    graphics_write_color (0.9f, 0.7f, 0.4f);
-    graphics_write_color (0.9f, 0.7f, 0.4f);
-    graphics_write_color (0.9f, 0.7f, 0.4f);
-    graphics_write_color (0.9f, 0.7f, 0.4f);
+    graphics_write_color (0.8f, 0.6f, 0.5f);
+    graphics_write_color (0.8f, 0.6f, 0.5f);
+    graphics_write_color (0.8f, 0.6f, 0.5f);
+    graphics_write_color (0.8f, 0.6f, 0.5f);
+    graphics_write_color (0.8f, 0.6f, 0.5f);
+    graphics_write_color (0.8f, 0.6f, 0.5f);
+    graphics_write_color (0.8f, 0.6f, 0.5f);
+    graphics_write_color (0.8f, 0.6f, 0.5f);
 
     return 8;
 }
@@ -77,10 +77,10 @@ long write_grids_on_space_faces_vertex (long x, long y, long z)
         graphics_write_vertex ((2 * i / x - 1) * x / max,   y / max,   z / max, 0);
         graphics_write_vertex ((2 * i / x - 1) * x / max,   y / max, - z / max, 0);
 
-        graphics_write_color (0.5f, 0.5f, 0.5f);
-        graphics_write_color (0.5f, 0.5f, 0.5f);
-        graphics_write_color (0.5f, 0.5f, 0.5f);
-        graphics_write_color (0.5f, 0.5f, 0.5f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
     }
 
     /* offset_vertex += (x - 1) * 4;     */ /* offset_colors += (x - 1) * 4; */
@@ -92,10 +92,10 @@ long write_grids_on_space_faces_vertex (long x, long y, long z)
         graphics_write_vertex (  x / max, (2 * i / y - 1) * y / max,   z / max, 0);
         graphics_write_vertex (  x / max, (2 * i / y - 1) * y / max, - z / max, 0);
 
-        graphics_write_color (0.5f, 0.5f, 0.5f);
-        graphics_write_color (0.5f, 0.5f, 0.5f);
-        graphics_write_color (0.5f, 0.5f, 0.5f);
-        graphics_write_color (0.5f, 0.5f, 0.5f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
     }
 
     /* offset_vertex += (y - 1) * 4;     */ /* offset_colors += (y - 1) * 4; */
@@ -107,10 +107,10 @@ long write_grids_on_space_faces_vertex (long x, long y, long z)
         graphics_write_vertex (  x / max,   y / max, (2 * i / z - 1) * z / max, 0);
         graphics_write_vertex (  x / max, - y / max, (2 * i / z - 1) * z / max, 0);
 
-        graphics_write_color (0.5f, 0.5f, 0.5f);
-        graphics_write_color (0.5f, 0.5f, 0.5f);
-        graphics_write_color (0.5f, 0.5f, 0.5f);
-        graphics_write_color (0.5f, 0.5f, 0.5f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
+        graphics_write_color (0.55f, 0.55f, 0.55f);
     }
 
     return (x + y + z - 3) * 3;

src/ui/bac_a_sable.ui

@@ -5,7 +5,7 @@
   <requires lib="gtk" version="4.6"/>
   <template class="GemGraphClientWindow" parent="GtkApplicationWindow">
     <property name="icon-name">application-x-executable</property>
-    <property name="title">Bac à sable</property>
+    <property name="title">WIP</property>
     <child>
       <object class="GtkBox">
         <child>

src/ui/window.c

@@ -156,7 +156,7 @@ void ui_setup_glarea(GtkGLArea *target, GtkBox *target_controls)
     // The main "draw" call for GtkGLArea
     g_signal_connect(gl_area, "render", G_CALLBACK(on_render), NULL);
 
-    gtk_widget_set_hexpand(controls, TRUE);
+    //gtk_widget_set_hexpand(controls, TRUE);
 
     for(i = 0; i < N_AXIS; i++)
         gtk_box_append(GTK_BOX(controls), create_axis_slider(i));