WIP: essai grilles entrecroisées
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FB3115C340E057E3
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@ -89,3 +89,7 @@ void write_arrow_lines_south_north (long s, int weight, int site);
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*/
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void arrows_write_basis (long n);
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void write_one_arrow(int offset_vertex, int offset_colors, int offset_lines,
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int space_X, int space_Y, int space_Z,
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int weight, int site, int x, int y, int z);
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@ -164,3 +164,79 @@ void arrows_write_basis(long offset)
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graphics_write_line (offset + 4, offset + 5);
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}
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/******************************************************************************/
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void write_one_arrow(int offset_vertex, int offset_colors, int offset_lines,
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int space_X, int space_Y, int space_Z,
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int weight, int site, int x, int y, int z)
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{
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float nuance = 0.24f,
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max = fmax(space_X, space_Y),
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// arrow_basis_width donne la dimension de l'étoile centrale
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arrow_basis_width = 0.3f * (1 / max),
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// décale légèrement les pointes des flèches
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// pour qu'elles n'aillent pas jusqu'aux faces des cubes
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arrow_tip_padding = 0.1 * (1 / max),
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vx = (2 * x / space_X - 1) * space_X / max + (1 / max),
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vy = (2 * y / space_Y - 1) * space_Y / max + (1 / max),
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vz = (2 * z / space_Z - 1) * space_Z / max + (1 / max);
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max = fmax(max, space_Z);
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// X - X axis - central star (basis)
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graphics_write_vertex(vx + arrow_basis_width, vy, vz);
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graphics_write_vertex(vx - arrow_basis_width, vy, vz);
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graphics_write_color(0.3f, 0.3f, 0.3f);
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graphics_write_color(0.3f, 0.3f, 0.3f);
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// Y - Y axis - central star (basis)
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graphics_write_vertex(vx, vy + arrow_basis_width, vz);
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graphics_write_vertex(vx, vy - arrow_basis_width, vz);
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graphics_write_color(0.3f, 0.3f, 0.3f);
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graphics_write_color(0.3f, 0.3f, 0.3f);
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// Z - Z axis - central star (basis)
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graphics_write_vertex(vx, vy, vz + arrow_basis_width);
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graphics_write_vertex(vx, vy, vz - arrow_basis_width);
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graphics_write_color(0.3f, 0.3f, 0.3f);
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graphics_write_color(0.3f, 0.3f, 0.3f);
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// X - X (EAST - WEST) axis - arrows tips (red - green)
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graphics_write_vertex (vx + (1 / max) - arrow_tip_padding, vy, vz);
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graphics_write_vertex (vx - (1 / max) + arrow_tip_padding, vy, vz);
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graphics_write_color(1.0f - nuance / 3, 0.0f + nuance, 0.0f + nuance);
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graphics_write_color(0.0f + nuance, 1.0f - nuance, 1.0f - nuance);
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// Y - Y (ZENITH - NADIR) axis - arrows tips (cyan - magenta)
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graphics_write_vertex (vx, vy + (1 / max) - arrow_tip_padding, vz);
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graphics_write_vertex (vx, vy - (1 / max) + arrow_tip_padding, vz);
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graphics_write_color(0.0f + nuance, 1.0f - nuance / 3, 0.0f + nuance);
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graphics_write_color(1.0f - nuance, 0.0f + nuance, 1.0f - nuance);
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// Z - Z (NORTH - SOUTH) axis - arrows tips (blue - yellow)
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graphics_write_vertex (vx, vy, vz + (1 / max) - arrow_tip_padding);
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graphics_write_vertex (vx, vy, vz - (1 / max) + arrow_tip_padding);
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graphics_write_color(0.0f + nuance, 0.0f + nuance, 1.0f - nuance / 4);
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graphics_write_color(1.0f - nuance / 3, 1.0f - nuance / 3, 0.0f + nuance);
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graphics_write_line (offset_vertex + 0, offset_vertex + 1);
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graphics_write_line (offset_vertex + 2, offset_vertex + 3);
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graphics_write_line (offset_vertex + 4, offset_vertex + 5);
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switch(site){
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case EAST: case WEST: write_arrow_lines_east_west (offset_vertex, weight, site); break;
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case ZENITH: case NADIR: write_arrow_lines_zenith_nadir (offset_vertex, weight, site); break;
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case SOUTH: case NORTH: write_arrow_lines_south_north (offset_vertex, weight, site); break;
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default: break;
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}
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}
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@ -569,13 +569,14 @@ bool graphics_shutdown(const void *gl_area)
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* - weight (or load)
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* - coordinates in space (site, x, y, z)
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*/
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static void show_arrows_array (struct arrow_t *arrows, int arrows_nb, int x, int y, int z)
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static void show_arrows_array (struct arrow_t *arrows, int arrows_nb)
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{
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printf("\n [rank] load | site x y z");
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printf(" [rank] load | site x y z");
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for (int i = 0; i < arrows_nb; i++)
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printf("\n [%4d] = %2d | %2d, %2d, %2d, %2d", i, *(arrows + i * 5 + 0),\
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*(arrows + i * 5 + 1), *(arrows + i * 5 + 2), *(arrows + i * 5 + 3), *(arrows + i * 5 + 4));
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printf("\n [%4d] = %2d | %2d, %2d, %2d, %2d", i, arrows[i].load,\
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arrows[i].site, arrows[i].x, arrows[i].y, arrows[i].z);
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if (arrows_nb == 0) printf("\n [NULL] ---- | ---- --- --- ---");
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printf("\n");
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}
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/*
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@ -587,18 +588,20 @@ static void show_arrows_array (struct arrow_t *arrows, int arrows_nb, int x, int
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*/
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static void show_user_choices(struct arrow_t *arrows, int arrows_nb,
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int space_size_x, int space_size_y, int space_size_z,
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int prefer, int show_all, int show_array)
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int prefer, int show_all, int show_array, int style)
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{
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if (show_array) printf("\n");
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printf("model + user constraints :\tspace size x,y,z = %d,%d,%d\t", space_size_x, space_size_y, space_size_z);
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if (show_all && prefer == 0) printf("prefer = %d <> show all grids", prefer);
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if (show_all && prefer == 1) printf("prefer = %d <> show no grid", prefer);
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if (show_all && prefer > 1) printf("show grids according rule (%d)", prefer);
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if (style) printf("design... 'trop stylé' !");
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printf("\n");
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if (show_all) printf("\n\
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initial arrows data with arrows_nb = %d", arrows_nb);
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if (show_array) show_arrows_array (arrows, arrows_nb, space_size_x, space_size_y, space_size_z);
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if (show_array) show_arrows_array (arrows, arrows_nb);
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}
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/*
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@ -668,7 +671,7 @@ static int rewrite_arrow (int arrows_nb, int address, int weight, int site, int
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arrows[address].load = weight;
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// if (! TEST)
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// show_arrows_array (arrows, arrows_nb, x, y, z);
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// show_arrows_array (arrows, arrows_nb);
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return arrows_nb;
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}
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@ -695,7 +698,7 @@ static inline int create_arrow (int arrows_nb, int weight, int site, int x, int
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arrows_nb ++;
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// if (! TEST)
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// show_arrows_array (arrows, arrows_nb, x, y, z);
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// show_arrows_array (arrows, arrows_nb);
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return arrows_nb;
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}
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@ -724,7 +727,7 @@ static inline int erase_arrow (int arrows_nb, int address, int site, int x, int
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perror("Can't allocate new arrow buffer!\n");
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// if (! TEST)
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// show_arrows_array (arrows, arrows_nb, x, y, z);
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// show_arrows_array (arrows, arrows_nb);
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return arrows_nb;
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}
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@ -877,66 +880,56 @@ void __attribute__((optimize("no-unroll-loops"))) main_test_graphics (void)
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space_Y = 1 + rand() % arbitrary,
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space_Z = 1 + rand() % arbitrary;
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int density_max = space_X * space_Y * space_Z;
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int arrows_nb = 0;//rand() % density_max;
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int max = fmax(space_X, space_Y); max = fmax(max, space_Z);
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int specif_arrows_nb = 3;//rand() % density_max;
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int arrows_nb = 0;
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int pref_show_grids = 1; // 0, 1, 2, 3, 5, 6, 10, 15, 30, etc
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// xyz, 0, x, y, z, xy, xz, yz, xyz
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int weight = 0, site = 0,
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stx = space_Z * space_Y, sty = space_Z, stz = 1, arrow_offset = 0;
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int offset_after_grids = buffer_vertex_size / 3;
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int buffer_lines_size_after_cubes = buffer_lines_size;
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int offset_up_to_this_cube_coords = 0, x, y, z;
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int weight = 0, site = 0, x = 0, y = 0, z = 0;// stx = space_Z * space_Y, sty = space_Z, stz = 1, arrow_offset = 0;
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int style = 1;
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show_user_choices(arrows, arrows_nb, space_X, space_Y, space_Z, pref_show_grids, 0, 0);
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show_user_choices(arrows, arrows_nb, space_X, space_Y, space_Z, pref_show_grids, 0, 0, style);
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long offset_vertex = 0, offset_colors = 0, offset_lines = 0;
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long offset_vertex = 0, offset_colors = 0, offset_lines = 0; // if this function is called first
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write_space_ridges (offset_vertex, offset_colors, offset_lines, space_X, space_Y, space_Z);
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offset_vertex = 8, offset_colors = 8, offset_lines = 12;
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write_space_faces_grids (offset_vertex, offset_colors, offset_lines, space_X, space_Y, space_Z, 0);
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offset_vertex = 8, offset_colors = 8, offset_lines = 12; // if space edges are drawn
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write_space_faces_grids (offset_vertex, offset_colors, offset_lines, space_X, space_Y, space_Z, style);
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/* ARROWS */
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/* NB The 12 vertices required to draw 6 arrows in each cube
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* are always defined (whether arrows are drawn or not). */
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/* Therefore: if (arrows_nb > 0) is not required (next line) */
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/* arrows_write_terminations (space_X, space_Y, space_Z); */
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/* volatile int remaining = arbitrary; */
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/* while (remaining) { */
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/* for (int l = 0; l < 10; l++) { */
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/* arrows_nb = set_arrow (arrows, arrows_nb, */
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/* rand() % arbitrary, // load / weight */
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/* rand() % 6, // site, */
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/* rand() % space_X, // x */
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/* rand() % space_Y, // y */
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/* rand() % space_Z); // z */
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/* } */
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/* remaining -= 10; */
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while (arrows_nb < specif_arrows_nb){
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arrows_nb = set_arrow (arrows, arrows_nb,
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rand() % arbitrary, // load / weight
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rand() % 6, // site,
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rand() % space_X, // x
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rand() % space_Y, // y
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rand() % space_Z); // z
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}
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show_arrows_array (arrows, arrows_nb);
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/* for (int i = 0; i < arrows_nb; i++) { */
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/* weight = arrows[i].load; */
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/* site = arrows[i].site; */
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/* x = arrows[i].x; */
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/* y = arrows[i].y; */
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/* z = arrows[i].z; */
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offset_vertex += 8 + (space_X + space_Y + space_Z - 6) * 4;
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offset_colors += 8 + (space_X + space_Y + space_Z - 6) * 4;
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/* offset_up_to_this_cube_coords = 12 * (stx * x + sty * y + stz * z); */
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/* arrow_offset = offset_after_grids + offset_up_to_this_cube_coords; */
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if (style) offset_lines += space_X + space_Y + space_Z;
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/* arrows_write_basis (arrow_offset); */
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for (int i = 0; i < arrows_nb; i++) {
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weight = arrows[i].load;
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site = arrows[i].site;
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x = arrows[i].x;
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y = arrows[i].y;
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z = arrows[i].z;
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/* switch(site){ */
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/* case EAST: case WEST: write_arrow_lines_east_west (arrow_offset, weight, site); break; */
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/* case ZENITH: case NADIR: write_arrow_lines_zenith_nadir (arrow_offset, weight, site); break; */
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/* case SOUTH: case NORTH: write_arrow_lines_south_north (arrow_offset, weight, site); break; */
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/* default: break; */
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/* } */
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/* } */
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void write_one_arrow(int offset_vertex, int offset_colors, int offset_lines,
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int space_X, int space_Y, int space_Z,
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int weight, int site, int x, int y, int z);
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}
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free(arrows);
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arrows = NULL;
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arrows_nb = 0;
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/* free(arrows); */
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/* arrows = NULL; */
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/* arrows_nb = 0; */
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/* if (TEST) printf("\nCreated %d arrows", arbitrary - remaining); */
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/* } */
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/* show_buffers_states(space_X, space_Y, space_Z, arrows_nb, */
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/* offset_after_grids, buffer_vertex_size, */
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@ -29,17 +29,17 @@ void write_space_ridges (long offset_vertex, long offset_colors, long offset_lin
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{
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float max = fmax(x, y); max = fmax(max, z);
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graphics_write_vertex (- x / max, - y / max, - z / max);
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graphics_write_vertex (offset_vertex - x / max, offset_vertex - y / max, - z / max);
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graphics_write_vertex (+ x / max, - y / max, - z / max);
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graphics_write_vertex (- x / max, + y / max, - z / max);
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graphics_write_vertex (- x / max, - y / max, + z / max);
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graphics_write_vertex (offset_vertex + x / max, offset_vertex - y / max, - z / max);
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graphics_write_vertex (offset_vertex - x / max, offset_vertex + y / max, - z / max);
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graphics_write_vertex (offset_vertex - x / max, offset_vertex - y / max, + z / max);
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graphics_write_vertex (+ x / max, + y / max, - z / max);
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graphics_write_vertex (+ x / max, - y / max, + z / max);
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graphics_write_vertex (- x / max, + y / max, + z / max);
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graphics_write_vertex (offset_vertex + x / max, offset_vertex + y / max, - z / max);
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graphics_write_vertex (offset_vertex + x / max, offset_vertex - y / max, + z / max);
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graphics_write_vertex (offset_vertex - x / max, offset_vertex + y / max, + z / max);
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graphics_write_vertex (+ x / max, + y / max, + z / max);
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graphics_write_vertex (offset_vertex + x / max, + y / max, + z / max);
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graphics_write_color (0.9f, 0.2f, 0.1f);
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graphics_write_color (0.9f, 0.2f, 0.1f);
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@ -63,7 +63,7 @@ void write_space_faces_grids (long offset_vertex, long offset_colors, long offse
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{
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float i, max = fmax(x, y); max = fmax(max, z);
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if (style) for (i = 1; i < x; i++) {
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if (style != 1) for (i = 1; i < x; i++) { // (x - 2) * 4
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graphics_write_vertex ((2 * i / x - 1) * x / max, - y / max, - z / max);
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graphics_write_vertex ((2 * i / x - 1) * x / max, - y / max, z / max);
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@ -76,7 +76,7 @@ void write_space_faces_grids (long offset_vertex, long offset_colors, long offse
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graphics_write_color (0.5f, 0.5f, 0.5f);
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}
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if (style) for (i = 0; i < x; i ++) {
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if (style != 1) for (i = 0; i < x; i ++) {
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graphics_write_line (offset_vertex + i * 4 + 0, offset_vertex + i * 4 + 1);
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graphics_write_line (offset_vertex + i * 4 + 1, offset_vertex + i * 4 + 2);
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@ -84,10 +84,11 @@ void write_space_faces_grids (long offset_vertex, long offset_colors, long offse
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graphics_write_line (offset_vertex + i * 4 + 3, offset_vertex + i * 4 + 0);
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}
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if (style) offset_vertex += (x - 1) * 4;
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if (style) offset_colors += (x - 1) * 4;
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if (style != 1) offset_vertex += (x - 1) * 4;
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if (style != 1) offset_colors += (x - 1) * 4;
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if (style != 1) offset_lines += 0; else offset_lines += (x - 1) * 4;
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for (i = 1; i < y; i++) {
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for (i = 1; i < y; i++) { // (y - 2) * 4
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graphics_write_vertex (- x / max, (2 * i / y - 1) * y / max, - z / max);
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graphics_write_vertex (- x / max, (2 * i / y - 1) * y / max, z / max);
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@ -102,7 +103,7 @@ void write_space_faces_grids (long offset_vertex, long offset_colors, long offse
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for (i = 0; i < y - 1; i ++) {
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if (style)
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if (style != 1)
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graphics_write_line (offset_vertex + i * 4 + 0, offset_vertex + i * 4 + 1);
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graphics_write_line (offset_vertex + i * 4 + 1, offset_vertex + i * 4 + 2);
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graphics_write_line (offset_vertex + i * 4 + 2, offset_vertex + i * 4 + 3);
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@ -111,8 +112,9 @@ void write_space_faces_grids (long offset_vertex, long offset_colors, long offse
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offset_vertex += (y - 1) * 4;
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offset_colors += (y - 1) * 4;
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if (style != 1) offset_lines += (x - 1) * 3; else offset_lines += (x - 1) * 4;
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for (i = 1; i < z; i++) {
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for (i = 1; i < z; i++) { // (z - 2) * 4
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graphics_write_vertex (- x / max, - y / max, (2 * i / z - 1) * z / max);
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graphics_write_vertex (- x / max, y / max, (2 * i / z - 1) * z / max);
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@ -129,7 +131,7 @@ void write_space_faces_grids (long offset_vertex, long offset_colors, long offse
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graphics_write_line (offset_vertex + i * 4 + 0, offset_vertex + i * 4 + 1);
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graphics_write_line (offset_vertex + i * 4 + 1, offset_vertex + i * 4 + 2);
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if (style)
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if (! style)
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graphics_write_line (offset_vertex + i * 4 + 2, offset_vertex + i * 4 + 3);
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graphics_write_line (offset_vertex + i * 4 + 3, offset_vertex + i * 4 + 0);
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}
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@ -190,8 +192,8 @@ void grid_write_intersections (long x, long y, long z)
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*/
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void grid_write_marks (long x, long y, long z)
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{
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long step_x = (z + 1) * (y + 1), step_y = z + 1, step_z = 1;
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int delta = 1.0f;
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long step_z = 1; // step_x = (z + 1) * (y + 1), step_y = z + 1;
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//int delta = 1.0f;
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for (int i=1; i < z; i ++) {
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// graphics_write_vertex (delta, delta, i); graphics_write_vertex (delta, - delta, i);
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// graphics_write_color (0.3f,0.3f,0.3f); graphics_write_color (0.3f,0.3f,0.3f);
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Reference in New Issue