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Diffstat (limited to 'src/examples/evas/evas-3d-obj.c')
-rw-r--r-- | src/examples/evas/evas-3d-obj.c | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/src/examples/evas/evas-3d-obj.c b/src/examples/evas/evas-3d-obj.c deleted file mode 100644 index 1034b6befc..0000000000 --- a/src/examples/evas/evas-3d-obj.c +++ /dev/null @@ -1,239 +0,0 @@ -/** - * Example of .obj file format import in Evas-3D. - * - * Example demonstrates possibility to load and save mesh without tex_coords or/and normals. - * - * Read mesh from "sweet_home(parameters).obj". - * After that change some properties of material. - * After that save material to "saved_files/saved_home(parameters).mtl" - * and geometry to "saved_files/saved_home(parameters).obj". - * If material was not set it will be not saved. - * - * @verbatim - * gcc -o evas-3d-obj evas-3d-obj.c `pkg-config --libs --cflags efl evas ecore ecore-evas ecore-file eo` - * @endverbatim - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#else -#define PACKAGE_EXAMPLES_DIR "." -#define EFL_BETA_API_SUPPORT -#endif - -#include <Eo.h> -#include <Evas.h> -#include <Ecore.h> -#include <Ecore_Evas.h> -#include <Ecore_File.h> -#include "evas-common.h" - -#define WIDTH 1900 -#define HEIGHT 1080 - -#define COL_LITTLE 0.2 -#define COL_BIG 1.0 - -#define COL_RED COL_BIG, COL_LITTLE, COL_LITTLE -#define COL_GREEN COL_LITTLE, COL_BIG, COL_LITTLE -#define COL_BLUE COL_LITTLE, COL_LITTLE, COL_BIG - -#define ANIM_SPEED 0.02 -#define COPY_OFFSET 5 -#define GRID_SIZE 6 -#define NUMBER_OF_MESHES 8 - -#define ADD_OBJ_MESH(path, Y, Z, num, shade_mode, name_of_material) \ - mesh[num] = efl_add(EVAS_CANVAS3D_MESH_CLASS, evas); \ - snprintf(full_file_path, sizeof(full_file_path), "%s.obj", path); \ - efl_file_simple_load(mesh[num], full_file_path, NULL); \ - evas_canvas3d_mesh_frame_material_set(mesh[num], 0, name_of_material); \ - evas_canvas3d_mesh_shader_mode_set(mesh[num], shade_mode); \ - mesh_node[num] = 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[num]); \ - evas_canvas3d_node_mesh_add(mesh_node[num], mesh[num]); \ - evas_canvas3d_node_position_set(mesh_node[num], 0, Y, Z); \ - -#define ADD_OBJ_MESH_AND_SAVED_COPY(path, Y, Z, num, shade_mode, name_of_material)\ - snprintf(buffer, sizeof(buffer), "%s%s", input_template, #path); \ - ADD_OBJ_MESH(buffer, Y, Z, num, shade_mode, name_of_material) \ - snprintf(buffer, sizeof(buffer), "%s%s.obj", output_template, #path); \ - efl_file_save(mesh[num], buffer, NULL, NULL); \ - snprintf(buffer, PATH_MAX, "%s%s", output_template, #path); \ - ADD_OBJ_MESH(buffer, Y + COPY_OFFSET, Z, num + 4, shade_mode, name_of_material) - -#define ADD_TEXTURE(name, path) \ - name = efl_add(EVAS_CANVAS3D_TEXTURE_CLASS, evas); \ - efl_file_simple_load(name, path, NULL); \ - evas_canvas3d_texture_filter_set(name, EVAS_CANVAS3D_TEXTURE_FILTER_NEAREST, \ - EVAS_CANVAS3D_TEXTURE_FILTER_NEAREST); \ - evas_canvas3d_texture_wrap_set(name, EVAS_CANVAS3D_WRAP_MODE_REPEAT, \ - EVAS_CANVAS3D_WRAP_MODE_REPEAT); - -#define ADD_MATERIAL(name) \ - name = efl_add(EVAS_CANVAS3D_MATERIAL_CLASS, evas); \ - evas_canvas3d_material_enable_set(name, EVAS_CANVAS3D_MATERIAL_ATTRIB_AMBIENT, EINA_TRUE); \ - evas_canvas3d_material_enable_set(name, EVAS_CANVAS3D_MATERIAL_ATTRIB_DIFFUSE, EINA_TRUE); \ - evas_canvas3d_material_enable_set(name, EVAS_CANVAS3D_MATERIAL_ATTRIB_SPECULAR, EINA_TRUE); \ - evas_canvas3d_material_enable_set(name, EVAS_CANVAS3D_MATERIAL_ATTRIB_NORMAL, EINA_TRUE); \ - evas_canvas3d_material_color_set(name, EVAS_CANVAS3D_MATERIAL_ATTRIB_AMBIENT, \ - COL_RED, 0.5); \ - evas_canvas3d_material_color_set(name, EVAS_CANVAS3D_MATERIAL_ATTRIB_DIFFUSE, \ - COL_GREEN, 0.5); \ - evas_canvas3d_material_color_set(name, EVAS_CANVAS3D_MATERIAL_ATTRIB_SPECULAR, \ - COL_BLUE, 0.5); \ - evas_canvas3d_material_shininess_set(name, 100.0); - -static const char *texture_path = PACKAGE_EXAMPLES_DIR EVAS_IMAGE_FOLDER "/sweet_home_reversed.png"; -static const char *output_template = PACKAGE_EXAMPLES_DIR EVAS_SAVED_FILES "/saved_"; -static const char *input_template = PACKAGE_EXAMPLES_DIR EVAS_MODEL_FOLDER "/sweet_"; - -Ecore_Evas *ecore_evas = NULL; -Evas *evas = NULL; -Eo *background = NULL; -Eo *image = NULL; - -Eo *scene = NULL; -Eo *root_node = NULL; -Eo *camera_node = NULL; -Eo *light_node = NULL; -Eo *camera = NULL; -Eo *mesh[NUMBER_OF_MESHES]; -Eo *mesh_node[NUMBER_OF_MESHES]; -Eo *material_with_tex = NULL; -Eo *material = NULL; -Eo *texture = NULL; -Eo *light = NULL; - -static float angle = 0; - -static Eina_Bool -_animate_scene(void *data) -{ - angle += 0.2; - - evas_canvas3d_node_orientation_angle_axis_set((Evas_Canvas3D_Node *)data, angle, 1.0, 1.0, -1.0); - - /* 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); - efl_gfx_entity_size_set(background, EINA_SIZE2D(w, h)); - efl_gfx_entity_size_set(image, EINA_SIZE2D(w, h)); -} - -int -main(void) -{ - int i; - char buffer[PATH_MAX], full_file_path[PATH_MAX + 4]; - - // 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, 20.0, 1.0, 1.0, 500.0); - - 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_member_add(root_node, camera_node); - evas_canvas3d_node_position_set(camera_node, 100.0, 0.0, 0.0); - evas_canvas3d_node_look_at_set(camera_node, EVAS_CANVAS3D_SPACE_PARENT, 0.0, 0.0, 0.0, EVAS_CANVAS3D_SPACE_PARENT, 0.0, 0.0, 1.0); - /* Add the light. */ - light = efl_add(EVAS_CANVAS3D_LIGHT_CLASS, evas); - evas_canvas3d_light_ambient_set(light, 1.0, 1.0, 1.0, 1.0); - evas_canvas3d_light_diffuse_set(light, 1.0, 1.0, 1.0, 1.0); - evas_canvas3d_light_specular_set(light, 1.0, 1.0, 1.0, 1.0); - evas_canvas3d_light_directional_set(light, EINA_TRUE); - - light_node = - efl_add(EVAS_CANVAS3D_NODE_CLASS, evas, evas_canvas3d_node_type_set(efl_added, EVAS_CANVAS3D_NODE_TYPE_LIGHT)); - evas_canvas3d_node_light_set(light_node, light); - evas_canvas3d_node_position_set(light_node, 10.0, 0.0, 0.0); - evas_canvas3d_node_look_at_set(light_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, light_node); - - ADD_TEXTURE(texture, texture_path) - - ADD_MATERIAL(material) - - ADD_MATERIAL(material_with_tex) - evas_canvas3d_material_texture_set(material_with_tex, EVAS_CANVAS3D_MATERIAL_ATTRIB_DIFFUSE, texture); - - if (!ecore_file_mkpath(PACKAGE_EXAMPLES_DIR EVAS_SAVED_FILES)) - fprintf(stderr, "Failed to create folder %s\n\n", - PACKAGE_EXAMPLES_DIR EVAS_SAVED_FILES); - - ADD_OBJ_MESH_AND_SAVED_COPY(home, -GRID_SIZE, -GRID_SIZE, 0, - EVAS_CANVAS3D_SHADER_MODE_PHONG, material_with_tex) - ADD_OBJ_MESH_AND_SAVED_COPY(home_without_normals, -GRID_SIZE, GRID_SIZE, 1, - EVAS_CANVAS3D_SHADER_MODE_DIFFUSE, material_with_tex) - ADD_OBJ_MESH_AND_SAVED_COPY(home_without_tex_coords, GRID_SIZE, -GRID_SIZE, 2, - EVAS_CANVAS3D_SHADER_MODE_PHONG, material) - ADD_OBJ_MESH_AND_SAVED_COPY(home_only_vertex_coords, GRID_SIZE, GRID_SIZE, 3, - EVAS_CANVAS3D_SHADER_MODE_SHADOW_MAP_RENDER, NULL) - - /* 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 a background rectangle MESHES. */ - 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); - - /* Add an image object for 3D scene rendering. */ - image = efl_add(EFL_CANVAS_SCENE3D_CLASS, evas); - efl_gfx_entity_size_set(image, EINA_SIZE2D(WIDTH, HEIGHT)); - efl_gfx_entity_visible_set(image, EINA_TRUE); - - /* Set the image object as render target for 3D scene. */ - efl_canvas_scene3d_set(image, scene); - - for (i = 0; i < NUMBER_OF_MESHES; i++) - ecore_timer_add(ANIM_SPEED, _animate_scene, mesh_node[i]); - - /* Enter main loop. */ - ecore_main_loop_begin(); - - ecore_evas_free(ecore_evas); - ecore_evas_shutdown(); - - return 0; -} |