WIP: petite étoile six branches au centre des cubes (is OK)
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@ -609,9 +609,9 @@ static bool grids_intersections (long x, long y, long z,
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vertex_index += 3;
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*(colors_origin + colors_index + 0) = 0;// 3 * vx / 2;
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*(colors_origin + colors_index + 1) = 0;// 3 * vy / 2;
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*(colors_origin + colors_index + 2) = 0;// 3 * vz / 2;
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*(colors_origin + colors_index + 0) = 1;// 3 * vx / 2;
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*(colors_origin + colors_index + 1) = 1;// 3 * vy / 2;
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*(colors_origin + colors_index + 2) = 1;// 3 * vz / 2;
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colors_index += 3;
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};
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@ -624,10 +624,16 @@ static bool arrows_anchors (long x, long y, long z,
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GLfloat *vertex_origin, GLfloat *colors_origin)
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{
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float i, j, k, vx, vy, vz, max = fmax(x, y), ad = 0.25f;
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max = fmax(max, z);
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float i, j, k, vx, vy, vz,
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ad = 1 / max,
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eps = 0.3f * ad, // eps(ilon) donne la dimension de l'étoile centrale
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mic = 0.1 * ad, // mic servira à décaler légèrement les pointes des flèches
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// pour qu'elles n'aillent pas jusqu'aux faces des cubes
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// TODO ! (les centres des six faces)
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max = fmax(x, y);
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max = fmax(max, z);
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// printf("arrows_anchors max = %5.2f max / 2 = %5.2f\n", max, max / 2);
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printf("arrows_anchors 1 / max = %5.2f max / 2 = %5.2f\n", ad, max / 2);
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for (i = 0; i < x; i++)
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for (j = 0; j < y; j++)
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@ -637,7 +643,15 @@ static bool arrows_anchors (long x, long y, long z,
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vy = (2 * j / y - 1) * y / max + ad;
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vz = (2 * k / z - 1) * z / max + ad;
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*(vertex_origin + vertex_index + 0) = vx;
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// X - X axis Central Star
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*(vertex_origin + vertex_index + 0) = vx + eps;
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*(vertex_origin + vertex_index + 1) = vy;
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*(vertex_origin + vertex_index + 2) = vz;
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vertex_index += 3;
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*(vertex_origin + vertex_index + 0) = vx - eps;
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*(vertex_origin + vertex_index + 1) = vy;
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*(vertex_origin + vertex_index + 2) = vz;
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@ -648,6 +662,67 @@ static bool arrows_anchors (long x, long y, long z,
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*(colors_origin + colors_index + 2) = 0;
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colors_index += 3;
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*(colors_origin + colors_index + 0) = 0;
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*(colors_origin + colors_index + 1) = 1;
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*(colors_origin + colors_index + 2) = 1;
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colors_index += 3;
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// Y - Y axis Central Star
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*(vertex_origin + vertex_index + 0) = vx;
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*(vertex_origin + vertex_index + 1) = vy + eps;
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*(vertex_origin + vertex_index + 2) = vz;
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vertex_index += 3;
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*(vertex_origin + vertex_index + 0) = vx;
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*(vertex_origin + vertex_index + 1) = vy - eps;
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*(vertex_origin + vertex_index + 2) = vz;
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vertex_index += 3;
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*(colors_origin + colors_index + 0) = 0;
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*(colors_origin + colors_index + 1) = 1;
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*(colors_origin + colors_index + 2) = 0;
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colors_index += 3;
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*(colors_origin + colors_index + 0) = 1;
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*(colors_origin + colors_index + 1) = 0;
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*(colors_origin + colors_index + 2) = 1;
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colors_index += 3;
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// Z - Z axis Central Star
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*(vertex_origin + vertex_index + 0) = vx;
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*(vertex_origin + vertex_index + 1) = vy;
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*(vertex_origin + vertex_index + 2) = vz + eps;
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vertex_index += 3;
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*(vertex_origin + vertex_index + 0) = vx;
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*(vertex_origin + vertex_index + 1) = vy;
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*(vertex_origin + vertex_index + 2) = vz - eps;
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vertex_index += 3;
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*(colors_origin + colors_index + 0) = 0;
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*(colors_origin + colors_index + 1) = 0;
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*(colors_origin + colors_index + 2) = 1;
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colors_index += 3;
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*(colors_origin + colors_index + 0) = 1;
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*(colors_origin + colors_index + 1) = 1;
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*(colors_origin + colors_index + 2) = 0;
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colors_index += 3;
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};
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@ -755,9 +830,11 @@ bool compute_space_and_arrows(long model_size_x, long model_size_y, long model_s
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long s = step_z * model_size_z + step_y * model_size_y + step_x * model_size_x;
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draw_line (lines_origin, s + 5, s + 7);
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draw_line (lines_origin, s + 5, s + 1);
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// draw_line (lines_origin, s + 5, s + 7);
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// draw_line (lines_origin, s + 5, s + 1);
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draw_line (lines_origin, s + 1, s + 2);
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draw_line (lines_origin, s + 3, s + 4);
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draw_line (lines_origin, s + 5, s + 6);
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printf("lines_index = %ld lines_origin = %ld\n", lines_index, lines_origin);
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return 0;
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@ -565,9 +565,9 @@ GLuint arrows[] = {
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static void get_model_data_and_user_preferences(){
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model_space_size_x = 2; // 0 < model_space_size_x
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model_space_size_y = 2; // 0 < model_space_size_y
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model_space_size_z = 2; // 0 < model_space_size_z
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model_space_size_x = 7; // 0 < model_space_size_x
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model_space_size_y = 1; // 0 < model_space_size_y
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model_space_size_z = 1; // 0 < model_space_size_z
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// XXX ONLY space drawed, no arrows
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model_arrows_nb = 0; // assert : l'emplacement des flèches est contraint
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@ -608,9 +608,9 @@ static void compute_buffers_sizes(int model_space_size_x,
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long arrows_anchors = (model_space_size_x)
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* (model_space_size_y)
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* (model_space_size_z)
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// * (8 + 6); // this will be to draw the small cube
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// with (almost) centered faces inside
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* 1; // today, I just search for the centers...
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* (8); // this is to draw the small central star
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// Just now, I remove the six faces centers TODO : * (8 + 6)
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long cubes_nb = model_space_size_x * model_space_size_y * model_space_size_z;
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