From 6daa0537df6d98a67a4a7185ca6098417612e038 Mon Sep 17 00:00:00 2001 From: Taekyun Kim Date: Fri, 27 Dec 2013 18:45:41 +0900 Subject: [PATCH] Evas: 3D: Example: Rotating Cube 2 Demonstrating key frame material animation and normal mapping. --- src/examples/evas/Makefile.am | 5 + src/examples/evas/evas-3d-cube2.c | 321 ++++++++++++++++++++++++++++++ src/examples/evas/normal_lego.png | Bin 0 -> 3166 bytes 3 files changed, 326 insertions(+) create mode 100644 src/examples/evas/evas-3d-cube2.c create mode 100644 src/examples/evas/normal_lego.png diff --git a/src/examples/evas/Makefile.am b/src/examples/evas/Makefile.am index f82308ea4a..70b90d1d71 100644 --- a/src/examples/evas/Makefile.am +++ b/src/examples/evas/Makefile.am @@ -175,6 +175,11 @@ evas_3d_cube_SOURCES = evas-3d-cube.c evas_3d_cube_LDADD = $(ECORE_EVAS_COMMON_LDADD) evas_3d_cube_CPPFLAGS = $(ECORE_EVAS_COMMON_CPPFLAGS) +EXTRA_PROGRAMS += evas_3d_cube2 +evas_3d_cube2_SOURCES = evas-3d-cube2.c +evas_3d_cube2_LDADD = $(ECORE_EVAS_COMMON_LDADD) +evas_3d_cube2_CPPFLAGS = $(ECORE_EVAS_COMMON_CPPFLAGS) + .edc.edj: $(AM_V_EDJ)$(EDJE_CC) $(EDJE_CC_FLAGS) $< $(builddir)/$(@F) diff --git a/src/examples/evas/evas-3d-cube2.c b/src/examples/evas/evas-3d-cube2.c new file mode 100644 index 0000000000..fe4d6a8a36 --- /dev/null +++ b/src/examples/evas/evas-3d-cube2.c @@ -0,0 +1,321 @@ +#include +#include +#include +#include +#include + +#define WIDTH 1024 +#define HEIGHT 1024 + +typedef struct _Scene_Data +{ + Evas_3D_Scene *scene; + Evas_3D_Node *root_node; + Evas_3D_Node *camera_node; + Evas_3D_Node *light_node; + Evas_3D_Node *mesh_node; + + Evas_3D_Camera *camera; + Evas_3D_Light *light; + Evas_3D_Mesh *mesh; + Evas_3D_Material *material0; + Evas_3D_Material *material1; + + Evas_3D_Texture *texture0; + Evas_3D_Texture *texture1; + Evas_3D_Texture *texture_normal; +} Scene_Data; + +Ecore_Evas *ecore_evas = NULL; +Evas *evas = NULL; +Evas_Object *background = NULL; +Evas_Object *image = NULL; + +static const float cube_vertices[] = +{ + /* Front */ + -1.0, 1.0, 1.0, 0.0, 0.0, 1.0, 1.0, 0.0, 0.0, 1.0, 0.0, 1.0, + 1.0, 1.0, 1.0, 0.0, 0.0, 1.0, 1.0, 0.0, 0.0, 1.0, 1.0, 1.0, + -1.0, -1.0, 1.0, 0.0, 0.0, 1.0, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0, + 1.0, -1.0, 1.0, 0.0, 0.0, 1.0, 1.0, 0.0, 0.0, 1.0, 1.0, 0.0, + + /* Back */ + 1.0, 1.0, -1.0, 0.0, 0.0, -1.0, 0.0, 0.0, 1.0, 1.0, 0.0, 1.0, + -1.0, 1.0, -1.0, 0.0, 0.0, -1.0, 0.0, 0.0, 1.0, 1.0, 1.0, 1.0, + 1.0, -1.0, -1.0, 0.0, 0.0, -1.0, 0.0, 0.0, 1.0, 1.0, 0.0, 0.0, + -1.0, -1.0, -1.0, 0.0, 0.0, -1.0, 0.0, 0.0, 1.0, 1.0, 1.0, 0.0, + + /* Left */ + -1.0, 1.0, -1.0, -1.0, 0.0, 0.0, 0.0, 1.0, 0.0, 1.0, 0.0, 1.0, + -1.0, 1.0, 1.0, -1.0, 0.0, 0.0, 0.0, 1.0, 0.0, 1.0, 1.0, 1.0, + -1.0, -1.0, -1.0, -1.0, 0.0, 0.0, 0.0, 1.0, 0.0, 1.0, 0.0, 0.0, + -1.0, -1.0, 1.0, -1.0, 0.0, 0.0, 0.0, 1.0, 0.0, 1.0, 1.0, 0.0, + + /* Right */ + 1.0, 1.0, 1.0, 1.0, 0.0, 0.0, 1.0, 1.0, 0.0, 1.0, 0.0, 1.0, + 1.0, 1.0, -1.0, 1.0, 0.0, 0.0, 1.0, 1.0, 0.0, 1.0, 1.0, 1.0, + 1.0, -1.0, 1.0, 1.0, 0.0, 0.0, 1.0, 1.0, 0.0, 1.0, 0.0, 0.0, + 1.0, -1.0, -1.0, 1.0, 0.0, 0.0, 1.0, 1.0, 0.0, 1.0, 1.0, 0.0, + + /* Top */ + -1.0, 1.0, -1.0, 0.0, 1.0, 0.0, 1.0, 0.0, 1.0, 1.0, 0.0, 1.0, + 1.0, 1.0, -1.0, 0.0, 1.0, 0.0, 1.0, 0.0, 1.0, 1.0, 1.0, 1.0, + -1.0, 1.0, 1.0, 0.0, 1.0, 0.0, 1.0, 0.0, 1.0, 1.0, 0.0, 0.0, + 1.0, 1.0, 1.0, 0.0, 1.0, 0.0, 1.0, 0.0, 1.0, 1.0, 1.0, 0.0, + + /* Bottom */ + 1.0, -1.0, -1.0, 0.0, -1.0, 0.0, 0.0, 1.0, 1.0, 1.0, 0.0, 1.0, + -1.0, -1.0, -1.0, 0.0, -1.0, 0.0, 0.0, 1.0, 1.0, 1.0, 1.0, 1.0, + 1.0, -1.0, 1.0, 0.0, -1.0, 0.0, 0.0, 1.0, 1.0, 1.0, 0.0, 0.0, + -1.0, -1.0, 1.0, 0.0, -1.0, 0.0, 0.0, 1.0, 1.0, 1.0, 1.0, 0.0, +}; + +static const unsigned short cube_indices[] = +{ + /* Front */ + 0, 1, 2, 2, 1, 3, + + /* Back */ + 4, 5, 6, 6, 5, 7, + + /* Left */ + 8, 9, 10, 10, 9, 11, + + /* Right */ + 12, 13, 14, 14, 13, 15, + + /* Top */ + 16, 17, 18, 18, 17, 19, + + /* Bottom */ + 20, 21, 22, 22, 21, 23 +}; + +static const unsigned int pixels0[] = +{ + 0xff0000ff, 0xff0000ff, 0xffff0000, 0xffff0000, + 0xff0000ff, 0xff0000ff, 0xffff0000, 0xffff0000, + 0xff00ff00, 0xff00ff00, 0xff000000, 0xff000000, + 0xff00ff00, 0xff00ff00, 0xff000000, 0xff000000, +}; + +static const unsigned int pixels1[] = +{ + 0xffff0000, 0xffff0000, 0xff00ff00, 0xff00ff00, + 0xffff0000, 0xffff0000, 0xff00ff00, 0xff00ff00, + 0xff0000ff, 0xff0000ff, 0xffffffff, 0xffffffff, + 0xff0000ff, 0xff0000ff, 0xffffffff, 0xffffffff, +}; + +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 Eina_Bool +_animate_scene(void *data) +{ + static float angle = 0.0f; + static int frame = 0; + static int inc = 1; + Scene_Data *scene = (Scene_Data *)data; + + angle += 0.2; + + evas_3d_node_orientation_angle_axis_set(scene->mesh_node, angle, 1.0, 1.0, 1.0); + + /* Rotate */ + if (angle > 360.0) + angle -= 360.0f; + + frame += inc; + + if (frame >= 20) + inc = -1; + else if (frame <= 0) + inc = 1; + + evas_3d_node_mesh_frame_set(scene->mesh_node, scene->mesh, frame); + + return EINA_TRUE; +} + +static void +_camera_setup(Scene_Data *data) +{ + data->camera = evas_3d_camera_add(evas); + evas_3d_camera_projection_perspective_set(data->camera, 60.0, 1.0, 2.0, 50.0); + + data->camera_node = evas_3d_node_add(evas, EVAS_3D_NODE_TYPE_CAMERA); + evas_3d_node_camera_set(data->camera_node, data->camera); + evas_3d_node_member_add(data->root_node, data->camera_node); + evas_3d_node_position_set(data->camera_node, 0.0, 0.0, 10.0); + evas_3d_node_look_at_set(data->camera_node, EVAS_3D_SPACE_PARENT, 0.0, 0.0, 0.0, + EVAS_3D_SPACE_PARENT, 0.0, 1.0, 0.0); +} + +static void +_light_setup(Scene_Data *data) +{ + data->light = evas_3d_light_add(evas); + evas_3d_light_ambient_set(data->light, 0.2, 0.2, 0.2, 1.0); + evas_3d_light_diffuse_set(data->light, 1.0, 1.0, 1.0, 1.0); + evas_3d_light_specular_set(data->light, 1.0, 1.0, 1.0, 1.0); + + data->light_node = evas_3d_node_add(evas, EVAS_3D_NODE_TYPE_LIGHT); + evas_3d_node_light_set(data->light_node, data->light); + evas_3d_node_member_add(data->root_node, data->light_node); + evas_3d_node_position_set(data->light_node, 0.0, 0.0, 10.0); + evas_3d_node_look_at_set(data->light_node, EVAS_3D_SPACE_PARENT, 0.0, 0.0, 0.0, + EVAS_3D_SPACE_PARENT, 0.0, 1.0, 0.0); +} + +static void +_mesh_setup(Scene_Data *data) +{ + /* Setup material. */ + data->material0 = evas_3d_material_add(evas); + data->material1 = evas_3d_material_add(evas); + + evas_3d_material_enable_set(data->material0, EVAS_3D_MATERIAL_AMBIENT, EINA_TRUE); + evas_3d_material_enable_set(data->material0, EVAS_3D_MATERIAL_DIFFUSE, EINA_TRUE); + evas_3d_material_enable_set(data->material0, EVAS_3D_MATERIAL_SPECULAR, EINA_TRUE); + evas_3d_material_enable_set(data->material0, EVAS_3D_MATERIAL_NORMAL, EINA_TRUE); + + evas_3d_material_color_set(data->material0, EVAS_3D_MATERIAL_AMBIENT, 0.2, 0.2, 0.2, 1.0); + evas_3d_material_color_set(data->material0, EVAS_3D_MATERIAL_DIFFUSE, 0.8, 0.8, 0.8, 1.0); + evas_3d_material_color_set(data->material0, EVAS_3D_MATERIAL_SPECULAR, 1.0, 1.0, 1.0, 1.0); + evas_3d_material_shininess_set(data->material0, 100.0); + + evas_3d_material_enable_set(data->material1, EVAS_3D_MATERIAL_AMBIENT, EINA_TRUE); + evas_3d_material_enable_set(data->material1, EVAS_3D_MATERIAL_DIFFUSE, EINA_TRUE); + evas_3d_material_enable_set(data->material1, EVAS_3D_MATERIAL_SPECULAR, EINA_TRUE); + evas_3d_material_enable_set(data->material1, EVAS_3D_MATERIAL_NORMAL, EINA_TRUE); + + evas_3d_material_color_set(data->material1, EVAS_3D_MATERIAL_AMBIENT, 0.2, 0.2, 0.2, 1.0); + evas_3d_material_color_set(data->material1, EVAS_3D_MATERIAL_DIFFUSE, 0.8, 0.8, 0.8, 1.0); + evas_3d_material_color_set(data->material1, EVAS_3D_MATERIAL_SPECULAR, 1.0, 1.0, 1.0, 1.0); + evas_3d_material_shininess_set(data->material1, 100.0); + + data->texture0 = evas_3d_texture_add(evas); + data->texture1 = evas_3d_texture_add(evas); + data->texture_normal = evas_3d_texture_add(evas); + + evas_3d_texture_data_set(data->texture0, EVAS_3D_COLOR_FORMAT_RGBA, + EVAS_3D_PIXEL_FORMAT_8888, 4, 4, &pixels0[0]); + evas_3d_texture_data_set(data->texture1, EVAS_3D_COLOR_FORMAT_RGBA, + EVAS_3D_PIXEL_FORMAT_8888, 4, 4, &pixels1[0]); + evas_3d_texture_file_set(data->texture_normal, "normal_lego.png", NULL); + + evas_3d_material_texture_set(data->material0, EVAS_3D_MATERIAL_DIFFUSE, data->texture0); + evas_3d_material_texture_set(data->material1, EVAS_3D_MATERIAL_DIFFUSE, data->texture1); + evas_3d_material_texture_set(data->material1, EVAS_3D_MATERIAL_NORMAL, data->texture_normal); + + /* Setup mesh. */ + data->mesh = evas_3d_mesh_add(evas); + evas_3d_mesh_vertex_count_set(data->mesh, 24); + evas_3d_mesh_frame_add(data->mesh, 0); + + evas_3d_mesh_frame_vertex_data_set(data->mesh, 0, EVAS_3D_VERTEX_POSITION, + 12 * sizeof(float), &cube_vertices[ 0]); + evas_3d_mesh_frame_vertex_data_set(data->mesh, 0, EVAS_3D_VERTEX_NORMAL, + 12 * sizeof(float), &cube_vertices[ 3]); + evas_3d_mesh_frame_vertex_data_set(data->mesh, 0, EVAS_3D_VERTEX_COLOR, + 12 * sizeof(float), &cube_vertices[ 6]); + evas_3d_mesh_frame_vertex_data_set(data->mesh, 0, EVAS_3D_VERTEX_TEXCOORD, + 12 * sizeof(float), &cube_vertices[10]); + + evas_3d_mesh_index_data_set(data->mesh, EVAS_3D_INDEX_FORMAT_UNSIGNED_SHORT, + 36, &cube_indices[0]); + evas_3d_mesh_vertex_assembly_set(data->mesh, EVAS_3D_VERTEX_ASSEMBLY_TRIANGLES); + + evas_3d_mesh_shade_mode_set(data->mesh, EVAS_3D_SHADE_MODE_NORMAL_MAP); + + evas_3d_mesh_frame_material_set(data->mesh, 0, data->material0); + + evas_3d_mesh_frame_add(data->mesh, 20); + evas_3d_mesh_frame_material_set(data->mesh, 20, data->material1); + + data->mesh_node = evas_3d_node_add(evas, EVAS_3D_NODE_TYPE_MESH); + evas_3d_node_member_add(data->root_node, data->mesh_node); + evas_3d_node_mesh_add(data->mesh_node, data->mesh); +} + +static void +_scene_setup(Scene_Data *data) +{ + data->scene = evas_3d_scene_add(evas); + evas_3d_scene_size_set(data->scene, WIDTH, HEIGHT); + evas_3d_scene_background_color_set(data->scene, 0.0, 0.0, 0.0, 0.0); + + data->root_node = evas_3d_node_add(evas, EVAS_3D_NODE_TYPE_NODE); + + _camera_setup(data); + _light_setup(data); + _mesh_setup(data); + + evas_3d_scene_root_node_set(data->scene, data->root_node); + evas_3d_scene_camera_node_set(data->scene, data->camera_node); +} + +int +main(void) +{ + Scene_Data data; + + 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); + + _scene_setup(&data); + + /* Add a background rectangle objects. */ + background = evas_object_rectangle_add(evas); + evas_object_color_set(background, 0, 0, 0, 255); + evas_object_move(background, 0, 0); + evas_object_resize(background, WIDTH, HEIGHT); + evas_object_show(background); + + /* Add an image object for 3D scene rendering. */ + image = evas_object_image_filled_add(evas); + evas_object_move(image, 0, 0); + evas_object_resize(image, WIDTH, HEIGHT); + evas_object_show(image); + + /* Set the image object as render target for 3D scene. */ + evas_object_image_3d_scene_set(image, data.scene); + + /* Add animation timer callback. */ + ecore_timer_add(0.01, _animate_scene, &data); + + /* Enter main loop. */ + ecore_main_loop_begin(); + + ecore_evas_free(ecore_evas); + ecore_evas_shutdown(); + + return 0; +} diff --git a/src/examples/evas/normal_lego.png b/src/examples/evas/normal_lego.png new file mode 100644 index 0000000000000000000000000000000000000000..6a74ad9774f9056c379f7730b17455b9c9b68a70 GIT binary patch literal 3166 zcmeHKYcv$<8XjE`jX0VyW?VK(DJ9Xga4TQT6^su=TE=hXFcm(&-cF1`+nbA-z^7w zYoHWV3IG5APuf^I0RUnfPz)fsX(P~NO?5ZI<_L?ENJ&Xa))?Y70I(f=($XA>%AXs3 zdV6<(a_Yj;xgdim0gV*UuEN47rYP((vplP_^9-mX~GE|>s2JhTuy<5bFEqk_T7|*y;8E-4L%V4+o=`QA2kG*k`i)XK)ADPk& zwKzLqJgh9n4Qi`YhzAPW`itG+bzPjCIj_F?I&=(Dg+h|q;o?pY6UU0ps5=)IBdFDs zq2kD58Lhw}YiW7Sp`wEMzCHwL@M3Our?2b!m;-qX`vs zhIiSGZ6uRl!7@?9s7i6(bPPQM)&Pghc5O1q6r1?Lx4Jvlv+YF zZ=7}T!rVZ6o3DU7bt$LXlT27>>#Wtg=(06GIYQE=lTgImsVDKLBnpxfUZzJ-&$Xsg zEX$b1cE^D9*v2}zPnnpskY_lH<;3&!ym)hG=RCZcKg@sR!=fMWHKm?0sth=tjVwG| zdCywTxy)I`HVgTyxBL?TsYVQW4cN)hGlVP`SSTB5$d`kNhY-aSdChseBmg8 z8XEyB@2-e3?CyDZm<~2naNRI`xL!4$(+H!4kvrTx^3l%u33V~yMi&0I*G@TB%^u3g z>9C73meXlZ!~Cn8dCepO;8@S{QCf& z?dc_&uMUXn0`FJ0uR#;}x9sfl^ksFm!=js;R~Ho0Xj`FgHF4>hs)e|+E4rs9y+Qm) z-g|N@-ukX{vLg+OrORDGx>{pQJXX!03CWZXp9_syiyyeJUG!|$r)Hn9b^v_ntim$A zfF^;9R|L$bLVfVzb(X9|MsZTdy}JW3j!W*SHr^ z#53U7-qcTKMn?-mF3KHPOgf)pq2d2BP)TQDVZ4LHe=`iLQYG^RD5Rfa&4~iLVU?EJ z6-+O;Wn!M;ywacu#3my4?2j*Wdq;G>^vZX#K1sJHbuZ)xKh6ivb4MTzDXAOg!PaEet)(t*>r+eO; 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