2015-02-23 08:59:05 -08:00
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/**
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2014-05-27 06:07:28 -07:00
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* This example shows how to get and draw axis-aligned bounding box.
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2015-02-23 08:59:05 -08:00
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*
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2014-05-27 06:07:28 -07:00
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* @see _mesh_aabb(Evas_3D_Mesh **mesh_b, const Evas_3D_Node *node);
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* Rotate axises (keys 1-4) for model and bounding box view from another angle.
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2015-02-23 08:59:05 -08:00
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*
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* @verbatim
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* gcc -o evas-3d-aabb evas-3d-aabb.c `pkg-config --libs --cflags efl evas ecore ecore-evas eo`
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* @endverbatim
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2014-05-27 06:07:28 -07:00
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*/
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2015-02-20 03:02:08 -08:00
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#else
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#define PACKAGE_EXAMPLES_DIR "."
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2014-05-27 06:07:28 -07:00
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#define EFL_EO_API_SUPPORT
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#define EFL_BETA_API_SUPPORT
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2015-02-20 08:59:27 -08:00
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#endif
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2014-05-27 06:07:28 -07:00
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#include <Eo.h>
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#include <Evas.h>
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#include <Ecore.h>
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#include <Ecore_Evas.h>
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2015-02-20 08:59:27 -08:00
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#include "evas-common.h"
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2014-05-27 06:07:28 -07:00
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#define WIDTH 400
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#define HEIGHT 400
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2015-02-20 08:59:27 -08:00
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static const char *model_path = PACKAGE_EXAMPLES_DIR EVAS_MODEL_FOLDER "/sonic.md2";
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static const char *image_path = PACKAGE_EXAMPLES_DIR EVAS_IMAGE_FOLDER "/sonic.png";
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2015-02-20 03:02:08 -08:00
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2014-05-27 06:07:28 -07:00
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Ecore_Evas *ecore_evas = NULL;
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Evas *evas = NULL;
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Eo *background = NULL;
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Eo *image = NULL;
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Eo *scene = NULL;
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Eo *root_node = NULL;
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Eo *camera_node = NULL;
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Eo *light_node = NULL;
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Eo *camera = NULL;
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Eo *mesh_node = NULL;
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Eo *mesh_box_node = NULL;
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Eo *mesh = NULL;
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Eo *mesh_box = NULL;
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Eo *material_box = NULL;
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Eo *material = NULL;
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Eo *texture = NULL;
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Eo *light = NULL;
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static Eina_Bool
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2014-05-27 06:41:40 -07:00
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_mesh_aabb(Evas_3D_Mesh **mesh_b);
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2014-05-27 06:07:28 -07:00
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static Eina_Bool
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_animate_scene(void *data)
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{
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static int frame = 0;
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eo_do((Evas_3D_Node *)data, evas_3d_node_mesh_frame_set(mesh, frame));
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2014-05-27 06:41:40 -07:00
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_mesh_aabb(&mesh_box);
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2014-05-27 06:07:28 -07:00
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frame += 32;
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if (frame > 256 * 50) frame = 0;
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return EINA_TRUE;
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}
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static void
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_on_delete(Ecore_Evas *ee EINA_UNUSED)
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{
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ecore_main_loop_quit();
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}
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static void
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_on_key_down(void *data, Evas *e EINA_UNUSED, Evas_Object *eo EINA_UNUSED, void *event_info)
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{
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Evas_Event_Key_Down *ev = event_info;
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Evas_3D_Node *node = (Evas_3D_Node *)data;
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switch(atoi(ev->key))
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{
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case 1:
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{
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eo_do(node, evas_3d_node_orientation_angle_axis_set(90, 1.0, 0.0, 0.0));
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break;
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}
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case 2:
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{
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eo_do(node, evas_3d_node_orientation_angle_axis_set(90, 0.0, 1.0, 0.0));
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break;
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}
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case 3:
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{
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eo_do(node, evas_3d_node_orientation_angle_axis_set(90, 0.0, 0.0, 1.0));
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break;
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}
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case 4:
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{
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eo_do(node, evas_3d_node_orientation_angle_axis_set(90, 1.0, 1.0, 0.0));
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break;
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}
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}
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}
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static void
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_on_canvas_resize(Ecore_Evas *ee)
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{
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int w, h;
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ecore_evas_geometry_get(ee, NULL, NULL, &w, &h);
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eo_do(background, evas_obj_size_set(w, h));
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eo_do(image, evas_obj_size_set(w, h));
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}
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static Eina_Bool
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2014-05-27 06:41:40 -07:00
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_mesh_aabb(Evas_3D_Mesh **mesh_b)
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2014-05-27 06:07:28 -07:00
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{
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Evas_Real x0, y0, z0, x1, y1, z1;
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eo_do(mesh_node, evas_3d_node_bounding_box_get(&x0, &y0, &z0, &x1, &y1, &z1));
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float vertices[] =
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{
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x0, y0, z1,
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x0, y1, z1,
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x1, y1, z1,
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x1, y0, z1,
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x0, y0, z0,
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x1, y0, z0,
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x0, y1, z0,
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x1, y1, z0,
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x0, y0, z0,
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x0, y1, z0,
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x0, y0, z1,
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x0, y1, z1,
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x1, y0, z0,
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x1, y1, z0,
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x1, y1, z1,
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x1, y0, z1,
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x0, y1, z0,
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x1, y1, z0,
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x0, y1, z1,
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x1, y1, z1,
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x0, y0, z0,
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x1, y0, z0,
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x1, y0, z1,
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x0, y0, z1
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};
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unsigned short indices[] =
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{
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0, 1, 2, 3, 1, 2, 0, 3,
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4, 5, 5, 7, 7, 6, 6, 4,
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8, 9, 9, 11, 11, 10, 10, 8,
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12, 13, 13, 14, 14, 15, 15, 12,
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16, 17, 17, 19, 19, 18, 18, 16,
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20, 21, 21, 22, 22, 23, 23, 20
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};
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float *cube_vertices = (float *) malloc(1 * sizeof(vertices));
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unsigned short *cube_indices = (unsigned short *) malloc(1 * sizeof(indices));
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memcpy(cube_vertices, vertices, sizeof(vertices));
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memcpy(cube_indices, indices, sizeof(indices));
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eo_do(*mesh_b,
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2014-05-27 06:41:40 -07:00
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evas_3d_mesh_frame_vertex_data_copy_set(0, EVAS_3D_VERTEX_POSITION,
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3 * sizeof(float),
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&cube_vertices[ 0]),
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evas_3d_mesh_index_data_copy_set(EVAS_3D_INDEX_FORMAT_UNSIGNED_SHORT,
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48, &cube_indices[0]));
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2014-05-27 06:07:28 -07:00
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free(cube_vertices);
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free(cube_indices);
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return EINA_TRUE;
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}
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int
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main(void)
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{
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if (!ecore_evas_init()) return 0;
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ecore_evas = ecore_evas_new("opengl_x11", 10, 10, WIDTH, HEIGHT, NULL);
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if (!ecore_evas) return 0;
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ecore_evas_callback_delete_request_set(ecore_evas, _on_delete);
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ecore_evas_callback_resize_set(ecore_evas, _on_canvas_resize);
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ecore_evas_show(ecore_evas);
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evas = ecore_evas_get(ecore_evas);
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scene = eo_add(EVAS_3D_SCENE_CLASS, evas);
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2014-09-25 02:24:27 -07:00
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root_node = eo_add(EVAS_3D_NODE_CLASS, evas,
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2014-05-27 06:07:28 -07:00
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evas_3d_node_constructor(EVAS_3D_NODE_TYPE_NODE));
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camera = eo_add(EVAS_3D_CAMERA_CLASS, evas);
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eo_do(camera,
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evas_3d_camera_projection_perspective_set(60.0, 1.0, 1.0, 500.0));
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camera_node =
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2014-09-25 02:24:27 -07:00
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eo_add(EVAS_3D_NODE_CLASS, evas,
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2014-05-27 06:07:28 -07:00
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evas_3d_node_constructor(EVAS_3D_NODE_TYPE_CAMERA));
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eo_do(camera_node,
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evas_3d_node_camera_set(camera));
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eo_do(root_node,
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evas_3d_node_member_add(camera_node));
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eo_do(camera_node,
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evas_3d_node_position_set(100.0, 50.0, 20.0),
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evas_3d_node_look_at_set(EVAS_3D_SPACE_PARENT, 0.0, 0.0, 20.0,
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EVAS_3D_SPACE_PARENT, 0.0, 0.0, 1.0));
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light = eo_add(EVAS_3D_LIGHT_CLASS, evas);
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eo_do(light,
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evas_3d_light_ambient_set(1.0, 1.0, 1.0, 1.0),
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evas_3d_light_diffuse_set(1.0, 1.0, 1.0, 1.0),
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evas_3d_light_specular_set(1.0, 1.0, 1.0, 1.0),
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evas_3d_light_directional_set(EINA_TRUE));
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light_node =
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2014-09-25 02:24:27 -07:00
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eo_add(EVAS_3D_NODE_CLASS, evas,
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2014-05-27 06:07:28 -07:00
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evas_3d_node_constructor(EVAS_3D_NODE_TYPE_LIGHT));
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eo_do(light_node,
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evas_3d_node_light_set(light),
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evas_3d_node_position_set(1000.0, 0.0, 1000.0),
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evas_3d_node_look_at_set(EVAS_3D_SPACE_PARENT, 0.0, 0.0, 0.0,
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EVAS_3D_SPACE_PARENT, 0.0, 1.0, 0.0));
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eo_do(root_node,
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evas_3d_node_member_add(light_node));
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mesh = eo_add(EVAS_3D_MESH_CLASS, evas);
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material = eo_add(EVAS_3D_MATERIAL_CLASS, evas);
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eo_do(mesh,
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2015-02-20 03:02:08 -08:00
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efl_file_set(model_path, NULL),
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2014-05-27 06:07:28 -07:00
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evas_3d_mesh_frame_material_set(0, material),
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evas_3d_mesh_shade_mode_set(EVAS_3D_SHADE_MODE_PHONG));
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texture = eo_add(EVAS_3D_TEXTURE_CLASS, evas);
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eo_do(texture,
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2015-02-20 03:02:08 -08:00
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evas_3d_texture_file_set(image_path, NULL),
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evas_3d_texture_filter_set(EVAS_3D_TEXTURE_FILTER_NEAREST,
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EVAS_3D_TEXTURE_FILTER_NEAREST),
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evas_3d_texture_wrap_set(EVAS_3D_WRAP_MODE_REPEAT,
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EVAS_3D_WRAP_MODE_REPEAT));
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eo_do(material,
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evas_3d_material_texture_set(EVAS_3D_MATERIAL_DIFFUSE, texture),
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evas_3d_material_enable_set(EVAS_3D_MATERIAL_AMBIENT, EINA_TRUE),
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evas_3d_material_enable_set(EVAS_3D_MATERIAL_DIFFUSE, EINA_TRUE),
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evas_3d_material_enable_set(EVAS_3D_MATERIAL_SPECULAR, EINA_TRUE),
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evas_3d_material_enable_set(EVAS_3D_MATERIAL_NORMAL, EINA_TRUE),
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evas_3d_material_color_set(EVAS_3D_MATERIAL_AMBIENT,
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0.01, 0.01, 0.01, 1.0),
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evas_3d_material_color_set(EVAS_3D_MATERIAL_DIFFUSE,
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1.0, 1.0, 1.0, 1.0),
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evas_3d_material_color_set(EVAS_3D_MATERIAL_SPECULAR,
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1.0, 1.0, 1.0, 1.0),
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evas_3d_material_shininess_set(50.0));
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2014-09-25 02:24:27 -07:00
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mesh_node = eo_add(EVAS_3D_NODE_CLASS, evas,
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2014-05-27 06:07:28 -07:00
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evas_3d_node_constructor(EVAS_3D_NODE_TYPE_MESH));
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2014-09-25 02:24:27 -07:00
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mesh_box_node = eo_add(EVAS_3D_NODE_CLASS, evas,
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2014-05-27 06:07:28 -07:00
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evas_3d_node_constructor(EVAS_3D_NODE_TYPE_MESH));
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material_box = eo_add(EVAS_3D_MATERIAL_CLASS, evas);
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eo_do(material_box, evas_3d_material_enable_set(EVAS_3D_MATERIAL_DIFFUSE, EINA_TRUE));
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mesh_box = eo_add(EVAS_3D_MESH_CLASS, evas);
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2014-05-27 06:41:40 -07:00
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eo_do(mesh_box,
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evas_3d_mesh_vertex_count_set(24),
|
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|
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evas_3d_mesh_frame_add(0),
|
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evas_3d_mesh_vertex_assembly_set(EVAS_3D_VERTEX_ASSEMBLY_LINES),
|
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evas_3d_mesh_shade_mode_set(EVAS_3D_SHADE_MODE_DIFFUSE),
|
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|
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evas_3d_mesh_frame_material_set(0, material_box));
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_mesh_aabb(&mesh_box);
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2014-05-27 06:07:28 -07:00
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|
|
|
|
|
|
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eo_do(root_node,
|
|
|
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evas_3d_node_member_add(mesh_box_node));
|
|
|
|
|
eo_do(mesh_box_node,
|
|
|
|
|
evas_3d_node_mesh_add(mesh_box));
|
|
|
|
|
|
|
|
|
|
eo_do(root_node,
|
|
|
|
|
evas_3d_node_member_add(mesh_node));
|
|
|
|
|
eo_do(mesh_node,
|
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|
|
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evas_3d_node_mesh_add(mesh));
|
|
|
|
|
|
|
|
|
|
eo_do(scene,
|
|
|
|
|
evas_3d_scene_root_node_set(root_node),
|
|
|
|
|
evas_3d_scene_camera_node_set(camera_node),
|
|
|
|
|
evas_3d_scene_size_set(WIDTH, HEIGHT));
|
|
|
|
|
|
2014-06-03 15:45:37 -07:00
|
|
|
|
background = eo_add(EVAS_RECTANGLE_CLASS, evas);
|
2014-05-27 06:07:28 -07:00
|
|
|
|
eo_do(background,
|
|
|
|
|
evas_obj_color_set(0, 0, 0, 255),
|
|
|
|
|
evas_obj_size_set(WIDTH, HEIGHT),
|
|
|
|
|
evas_obj_visibility_set(EINA_TRUE));
|
|
|
|
|
|
|
|
|
|
image = evas_object_image_filled_add(evas);
|
|
|
|
|
eo_do(image,
|
|
|
|
|
evas_obj_size_set(WIDTH, HEIGHT),
|
|
|
|
|
evas_obj_visibility_set(EINA_TRUE));
|
|
|
|
|
evas_object_focus_set(image, EINA_TRUE);
|
|
|
|
|
eo_do(image, evas_obj_image_scene_set(scene));
|
|
|
|
|
|
|
|
|
|
evas_object_event_callback_add(image, EVAS_CALLBACK_KEY_DOWN, _on_key_down, root_node);
|
|
|
|
|
|
|
|
|
|
ecore_timer_add(0.01, _animate_scene, mesh_node);
|
|
|
|
|
|
|
|
|
|
ecore_main_loop_begin();
|
|
|
|
|
|
|
|
|
|
ecore_evas_free(ecore_evas);
|
|
|
|
|
ecore_evas_shutdown();
|
|
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|