diff options
Diffstat (limited to 'src/examples/evas/evas-3d-pick.c')
| -rw-r--r-- | src/examples/evas/evas-3d-pick.c | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/src/examples/evas/evas-3d-pick.c b/src/examples/evas/evas-3d-pick.c deleted file mode 100644 index 600220f955..0000000000 --- a/src/examples/evas/evas-3d-pick.c +++ /dev/null @@ -1,189 +0,0 @@ -/** - * Example of picking nodes and meshes by screen coordinates using Evas-3D. - * - * Here shown which transformation should be applied to event_info of - * _on_mouse_down to make them usable in evas_canvas3d_scene_pick() - * and parameters which can be got from this function. - * - * @verbatim - * gcc -o evas-3d-pick evas-3d-pick.c `pkg-config --libs --cflags efl evas ecore ecore-evas eo` -lm - * @endverbatim - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#else -#define PACKAGE_EXAMPLES_DIR "." -#define EFL_BETA_API_SUPPORT -#endif - -#include <math.h> -#include <Eo.h> -#include <Evas.h> -#include <Ecore.h> -#include <Ecore_Evas.h> -#include "evas-common.h" - -#define WIDTH 400 -#define HEIGHT 400 - -static const char *image_path = PACKAGE_EXAMPLES_DIR EVAS_IMAGE_FOLDER "/wood.jpg"; - -static Ecore_Evas *ecore_evas = NULL; -static Evas *evas = NULL; -static Eo *background = NULL; -static Eo *image = NULL; -static Eo *scene = NULL; -static Eo *root_node = NULL; -static Eo *camera_node = NULL; -static Eo *camera = NULL; -static Eo *mesh_node = NULL; -static Eo *mesh = NULL; -static Eo *material = NULL; -static Eo *texture_diffuse = NULL; -static Eo *sphere = NULL; - -static Eina_Bool -_animate_scene(void *data) -{ - static float angle = 0.0f; - - angle += 0.3; - - evas_canvas3d_node_orientation_angle_axis_set((Evas_Canvas3D_Node *)data, angle, 0.0, 1.0, 0.0); - - /* Rotate */ - if (angle > 360.0) angle -= 360.0f; - - return EINA_TRUE; -} - -static void -_on_delete(Ecore_Evas *ee EINA_UNUSED) -{ - ecore_main_loop_quit(); -} - -static void -_on_canvas_resize(Ecore_Evas *ee) -{ - int w, h; - - ecore_evas_geometry_get(ee, NULL, NULL, &w, &h); - evas_object_resize(background, w, h); - evas_object_resize(image, w, h); - evas_object_move(image, 0, 0); -} - -static void -_on_mouse_down(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, - void *event_info) -{ - Evas_Event_Mouse_Down *ev = event_info; - Evas_Real s, t; - Evas_Canvas3D_Node *n; - Evas_Canvas3D_Mesh *m; - Eina_Bool pick; - - pick = evas_canvas3d_scene_pick(scene, ev->canvas.x, ev->canvas.y, &n, &m, &s, &t); - - if (pick) printf("Picked : "); - else printf("Not picked : "); - - printf("output(%d, %d) canvas(%d, %d) texcoord(%f, %f) " - "node(%p) mesh(%p)\n", - ev->output.x, ev->output.y, - ev->canvas.x, ev->canvas.y, - s, t, n, m); -} - -int -main(void) -{ - // Unless Evas 3D supports Software renderer, we force use of the gl backend. - putenv("ECORE_EVAS_ENGINE=opengl_x11"); - - if (!ecore_evas_init()) return 0; - - ecore_evas = ecore_evas_new(NULL, 10, 10, WIDTH, HEIGHT, NULL); - - if (!ecore_evas) return 0; - - ecore_evas_callback_delete_request_set(ecore_evas, _on_delete); - ecore_evas_callback_resize_set(ecore_evas, _on_canvas_resize); - ecore_evas_show(ecore_evas); - - evas = ecore_evas_get(ecore_evas); - - /* Add a scene object .*/ - scene = efl_add(EVAS_CANVAS3D_SCENE_CLASS, evas); - - /* Add the root node for the scene. */ - root_node = efl_add(EVAS_CANVAS3D_NODE_CLASS, evas, evas_canvas3d_node_type_set(efl_added, EVAS_CANVAS3D_NODE_TYPE_NODE)); - - /* Add the camera. */ - camera = efl_add(EVAS_CANVAS3D_CAMERA_CLASS, evas); - evas_canvas3d_camera_projection_perspective_set(camera, 30.0, 1.0, 1.0, 100.0); - - camera_node = - efl_add(EVAS_CANVAS3D_NODE_CLASS, evas, evas_canvas3d_node_type_set(efl_added, EVAS_CANVAS3D_NODE_TYPE_CAMERA)); - evas_canvas3d_node_camera_set(camera_node, camera); - evas_canvas3d_node_position_set(camera_node, 0.0, 0.0, 2.5); - evas_canvas3d_node_look_at_set(camera_node, EVAS_CANVAS3D_SPACE_PARENT, 0.0, 0.0, 0.0, EVAS_CANVAS3D_SPACE_PARENT, 0.0, 1.0, 0.0); - evas_canvas3d_node_member_add(root_node, camera_node); - - sphere = efl_add(EVAS_CANVAS3D_PRIMITIVE_CLASS, evas); - evas_canvas3d_primitive_form_set(sphere, EVAS_CANVAS3D_MESH_PRIMITIVE_SPHERE); - evas_canvas3d_primitive_precision_set(sphere, 50); - - mesh = efl_add(EVAS_CANVAS3D_MESH_CLASS, evas); - evas_canvas3d_mesh_from_primitive_set(mesh, 0, sphere); - - material = efl_add(EVAS_CANVAS3D_MATERIAL_CLASS, evas); - - texture_diffuse = efl_add(EVAS_CANVAS3D_TEXTURE_CLASS, evas); - efl_file_simple_load(texture_diffuse, image_path, NULL); - evas_canvas3d_texture_filter_set(texture_diffuse, EVAS_CANVAS3D_TEXTURE_FILTER_LINEAR, EVAS_CANVAS3D_TEXTURE_FILTER_LINEAR); - evas_canvas3d_material_texture_set(material, EVAS_CANVAS3D_MATERIAL_ATTRIB_DIFFUSE, texture_diffuse); - evas_canvas3d_material_enable_set(material, EVAS_CANVAS3D_MATERIAL_ATTRIB_AMBIENT, EINA_TRUE); - evas_canvas3d_material_enable_set(material, EVAS_CANVAS3D_MATERIAL_ATTRIB_DIFFUSE, EINA_TRUE); - evas_canvas3d_material_enable_set(material, EVAS_CANVAS3D_MATERIAL_ATTRIB_SPECULAR, EINA_TRUE); - evas_canvas3d_material_color_set(material, EVAS_CANVAS3D_MATERIAL_ATTRIB_AMBIENT, 0.01, 0.01, 0.01, 1.0); - evas_canvas3d_material_color_set(material, EVAS_CANVAS3D_MATERIAL_ATTRIB_DIFFUSE, 1.0, 1.0, 1.0, 1.0); - evas_canvas3d_material_color_set(material, EVAS_CANVAS3D_MATERIAL_ATTRIB_SPECULAR, 1.0, 1.0, 1.0, 1.0); - evas_canvas3d_material_shininess_set(material, 50.0); - - mesh_node = efl_add(EVAS_CANVAS3D_NODE_CLASS, evas, evas_canvas3d_node_type_set(efl_added, EVAS_CANVAS3D_NODE_TYPE_MESH)); - - evas_canvas3d_node_member_add(root_node, mesh_node); - evas_canvas3d_node_mesh_add(mesh_node, mesh); - evas_canvas3d_mesh_shader_mode_set(mesh, EVAS_CANVAS3D_SHADER_MODE_DIFFUSE); - evas_canvas3d_mesh_frame_material_set(mesh, 0, material); - - /* Set up scene. */ - evas_canvas3d_scene_root_node_set(scene, root_node); - evas_canvas3d_scene_camera_node_set(scene, camera_node); - evas_canvas3d_scene_size_set(scene, WIDTH, HEIGHT); - - /* Add evas objects. */ - background = efl_add(EFL_CANVAS_RECTANGLE_CLASS, evas); - efl_gfx_color_set(background, 0, 0, 0, 255); - efl_gfx_entity_size_set(background, EINA_SIZE2D(WIDTH, HEIGHT)); - efl_gfx_entity_visible_set(background, EINA_TRUE); - - image = efl_add(EFL_CANVAS_SCENE3D_CLASS, evas); - efl_canvas_scene3d_set(image, scene); - efl_gfx_entity_size_set(image, EINA_SIZE2D(WIDTH, HEIGHT)); - efl_gfx_entity_visible_set(image, EINA_TRUE); - evas_object_event_callback_add(image, EVAS_CALLBACK_MOUSE_DOWN, - _on_mouse_down, NULL); - - ecore_timer_add(0.01, _animate_scene, mesh_node); - - ecore_main_loop_begin(); - - ecore_evas_free(ecore_evas); - ecore_evas_shutdown(); - - return 0; -} |