2015-02-23 08:59:05 -08:00
|
|
|
/**
|
2015-06-17 07:31:14 -07:00
|
|
|
* Evas-3D example illustrating usage of evas_canvas3d_texture_source_set()
|
2015-02-23 08:59:05 -08:00
|
|
|
*
|
|
|
|
* Data which will be used as texture can be generated directly in application.
|
|
|
|
*
|
|
|
|
* @verbatim
|
2015-05-29 09:14:08 -07:00
|
|
|
* gcc -o evas-3d-proxy evas-3d-proxy.c `pkg-config --libs --cflags efl evas ecore ecore-evas eo` -lm
|
2015-02-23 08:59:05 -08:00
|
|
|
* @endverbatim
|
|
|
|
*/
|
|
|
|
|
2014-05-01 02:01:56 -07:00
|
|
|
#define EFL_EO_API_SUPPORT
|
|
|
|
#define EFL_BETA_API_SUPPORT
|
2014-05-11 21:30:50 -07:00
|
|
|
|
|
|
|
#include <math.h>
|
2013-12-27 03:29:07 -08:00
|
|
|
#include <Ecore.h>
|
|
|
|
#include <Ecore_Evas.h>
|
2014-04-14 18:32:39 -07:00
|
|
|
#include <Evas.h>
|
2013-12-27 03:29:07 -08:00
|
|
|
|
2014-05-07 00:55:50 -07:00
|
|
|
#define WIDTH 400
|
|
|
|
#define HEIGHT 400
|
2013-12-27 03:29:07 -08:00
|
|
|
|
2014-01-07 01:07:38 -08:00
|
|
|
#define IMG_WIDTH 256
|
|
|
|
#define IMG_HEIGHT 256
|
|
|
|
|
2016-03-28 22:59:50 -07:00
|
|
|
// TODO: remove this when map/unmap are fully supported (GL engine)
|
|
|
|
#undef USE_EO_IMAGE
|
|
|
|
|
2013-12-27 03:29:07 -08:00
|
|
|
typedef struct _Scene_Data
|
|
|
|
{
|
2014-05-11 21:30:50 -07:00
|
|
|
Eo *scene;
|
|
|
|
Eo *root_node;
|
|
|
|
Eo *camera_node;
|
|
|
|
Eo *light_node;
|
|
|
|
Eo *mesh_node;
|
|
|
|
|
|
|
|
Eo *camera;
|
|
|
|
Eo *light;
|
2015-05-29 09:14:08 -07:00
|
|
|
Eo *cube;
|
2014-05-11 21:30:50 -07:00
|
|
|
Eo *mesh;
|
|
|
|
Eo *material;
|
|
|
|
Eo *texture;
|
2013-12-27 03:29:07 -08:00
|
|
|
} Scene_Data;
|
|
|
|
|
2014-05-11 21:30:50 -07:00
|
|
|
static Ecore_Evas *ecore_evas = NULL;
|
|
|
|
static Evas *evas = NULL;
|
|
|
|
static Eo *background = NULL;
|
|
|
|
static Eo *image = NULL;
|
|
|
|
static Eo *source = NULL;
|
2013-12-27 03:29:07 -08:00
|
|
|
|
|
|
|
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);
|
2016-03-01 10:06:28 -08:00
|
|
|
efl_gfx_size_set(background, w, h);
|
|
|
|
efl_gfx_size_set(image, w, h);
|
2013-12-27 03:29:07 -08:00
|
|
|
}
|
|
|
|
|
|
|
|
static Eina_Bool
|
|
|
|
_animate_scene(void *data)
|
|
|
|
{
|
|
|
|
static float angle = 0.0f;
|
|
|
|
Scene_Data *scene = (Scene_Data *)data;
|
2014-01-07 01:07:38 -08:00
|
|
|
unsigned int *pixels;
|
2016-03-28 22:59:50 -07:00
|
|
|
int i, j, stride, length;
|
2013-12-27 03:29:07 -08:00
|
|
|
|
|
|
|
angle += 0.5;
|
|
|
|
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_node_orientation_angle_axis_set(scene->mesh_node, angle, 1.0, 1.0, 1.0);
|
2013-12-27 03:29:07 -08:00
|
|
|
|
|
|
|
/* Rotate */
|
2014-05-11 21:30:50 -07:00
|
|
|
if (angle > 360.0) angle -= 360.0f;
|
2013-12-27 03:29:07 -08:00
|
|
|
|
2016-03-28 22:59:50 -07:00
|
|
|
#ifdef USE_EO_IMAGE
|
|
|
|
pixels = efl_gfx_buffer_map(source, &length, EFL_GFX_BUFFER_ACCESS_MODE_WRITE, 0, 0, 0, 0,
|
|
|
|
EFL_GFX_COLORSPACE_ARGB8888, &stride);
|
|
|
|
if (!pixels) return EINA_TRUE;
|
|
|
|
#else
|
|
|
|
(void) length;
|
2016-03-07 21:11:07 -08:00
|
|
|
pixels = evas_object_image_data_get(source, EINA_TRUE);
|
|
|
|
stride = evas_object_image_stride_get(source);
|
2016-03-28 22:59:50 -07:00
|
|
|
#endif
|
2014-01-07 01:07:38 -08:00
|
|
|
|
|
|
|
for (i = 0; i < IMG_HEIGHT; i++)
|
|
|
|
{
|
|
|
|
unsigned int *row = (unsigned int *)((char *)pixels + stride * i);
|
|
|
|
|
|
|
|
for (j = 0; j < IMG_WIDTH; j++)
|
|
|
|
{
|
|
|
|
*row++ = rand() | 0xff000000;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2016-03-28 22:59:50 -07:00
|
|
|
#ifdef USE_EO_IMAGE
|
|
|
|
efl_gfx_buffer_unmap(source, pixels, length);
|
|
|
|
efl_gfx_buffer_update_add(source, 0, 0, IMG_WIDTH, IMG_HEIGHT);
|
|
|
|
#else
|
2016-03-07 21:11:07 -08:00
|
|
|
evas_object_image_data_set(source, pixels);
|
|
|
|
evas_object_image_data_update_add(source, 0, 0, IMG_WIDTH, IMG_HEIGHT);
|
2016-03-28 22:59:50 -07:00
|
|
|
#endif
|
2014-01-07 01:07:38 -08:00
|
|
|
|
2013-12-27 03:29:07 -08:00
|
|
|
return EINA_TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_camera_setup(Scene_Data *data)
|
|
|
|
{
|
2016-03-11 04:24:08 -08:00
|
|
|
data->camera = eo_add(EVAS_CANVAS3D_CAMERA_CLASS, evas);
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_camera_projection_perspective_set(data->camera, 30.0, 1.0, 2.0, 50.0);
|
2013-12-27 03:29:07 -08:00
|
|
|
|
2016-03-11 04:24:08 -08:00
|
|
|
data->camera_node =
|
2016-03-15 07:07:52 -07:00
|
|
|
eo_add(EVAS_CANVAS3D_NODE_CLASS, evas, evas_canvas3d_node_constructor(eo_self, EVAS_CANVAS3D_NODE_TYPE_CAMERA));
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_node_camera_set(data->camera_node, data->camera);
|
|
|
|
evas_canvas3d_node_position_set(data->camera_node, 0.0, 0.0, 5.0);
|
|
|
|
evas_canvas3d_node_look_at_set(data->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(data->root_node, data->camera_node);
|
2013-12-27 03:29:07 -08:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_light_setup(Scene_Data *data)
|
|
|
|
{
|
2016-03-11 04:24:08 -08:00
|
|
|
data->light = eo_add(EVAS_CANVAS3D_LIGHT_CLASS, evas);
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_light_ambient_set(data->light, 0.2, 0.2, 0.2, 1.0);
|
|
|
|
evas_canvas3d_light_diffuse_set(data->light, 1.0, 1.0, 1.0, 1.0);
|
|
|
|
evas_canvas3d_light_specular_set(data->light, 1.0, 1.0, 1.0, 1.0);
|
2013-12-27 03:29:07 -08:00
|
|
|
|
2016-03-11 04:24:08 -08:00
|
|
|
data->light_node =
|
2016-03-15 07:07:52 -07:00
|
|
|
eo_add(EVAS_CANVAS3D_NODE_CLASS, evas, evas_canvas3d_node_constructor(eo_self, EVAS_CANVAS3D_NODE_TYPE_LIGHT));
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_node_light_set(data->light_node, data->light);
|
|
|
|
evas_canvas3d_node_position_set(data->light_node, 0.0, 0.0, 10.0);
|
|
|
|
evas_canvas3d_node_look_at_set(data->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(data->root_node, data->light_node);
|
2013-12-27 03:29:07 -08:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_mesh_setup(Scene_Data *data)
|
|
|
|
{
|
|
|
|
/* Setup material. */
|
2016-03-11 04:24:08 -08:00
|
|
|
data->material = eo_add(EVAS_CANVAS3D_MATERIAL_CLASS, evas);
|
|
|
|
data->texture = eo_add(EVAS_CANVAS3D_TEXTURE_CLASS, evas);
|
2013-12-27 03:29:07 -08:00
|
|
|
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_texture_source_set(data->texture, source);
|
|
|
|
evas_canvas3d_texture_source_visible_set(data->texture, EINA_TRUE);
|
2013-12-27 03:29:07 -08:00
|
|
|
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_material_enable_set(data->material, EVAS_CANVAS3D_MATERIAL_ATTRIB_AMBIENT, EINA_TRUE);
|
|
|
|
evas_canvas3d_material_enable_set(data->material, EVAS_CANVAS3D_MATERIAL_ATTRIB_DIFFUSE, EINA_TRUE);
|
|
|
|
evas_canvas3d_material_enable_set(data->material, EVAS_CANVAS3D_MATERIAL_ATTRIB_SPECULAR, EINA_TRUE);
|
|
|
|
evas_canvas3d_material_color_set(data->material, EVAS_CANVAS3D_MATERIAL_ATTRIB_AMBIENT, 0.2, 0.2, 0.2, 1.0);
|
|
|
|
evas_canvas3d_material_color_set(data->material, EVAS_CANVAS3D_MATERIAL_ATTRIB_DIFFUSE, 0.8, 0.8, 0.8, 1.0);
|
|
|
|
evas_canvas3d_material_color_set(data->material, EVAS_CANVAS3D_MATERIAL_ATTRIB_SPECULAR, 1.0, 1.0, 1.0, 1.0);
|
|
|
|
evas_canvas3d_material_shininess_set(data->material, 100.0);
|
|
|
|
evas_canvas3d_material_texture_set(data->material, EVAS_CANVAS3D_MATERIAL_ATTRIB_DIFFUSE, data->texture);
|
2013-12-27 03:29:07 -08:00
|
|
|
|
2015-05-29 09:14:08 -07:00
|
|
|
/* Set data of primitive */
|
2016-03-11 04:24:08 -08:00
|
|
|
data->cube = eo_add(EVAS_CANVAS3D_PRIMITIVE_CLASS, evas);
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_primitive_form_set(data->cube, EVAS_CANVAS3D_MESH_PRIMITIVE_CUBE);
|
2015-05-29 09:14:08 -07:00
|
|
|
|
2013-12-27 03:29:07 -08:00
|
|
|
/* Setup mesh. */
|
2016-03-11 04:24:08 -08:00
|
|
|
data->mesh = eo_add(EVAS_CANVAS3D_MESH_CLASS, evas);
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_mesh_from_primitive_set(data->mesh, 0, data->cube);
|
|
|
|
evas_canvas3d_mesh_shade_mode_set(data->mesh, EVAS_CANVAS3D_SHADE_MODE_FLAT);
|
|
|
|
evas_canvas3d_mesh_frame_material_set(data->mesh, 0, data->material);
|
2013-12-27 03:29:07 -08:00
|
|
|
|
2016-03-11 04:24:08 -08:00
|
|
|
data->mesh_node =
|
2016-03-15 07:07:52 -07:00
|
|
|
eo_add(EVAS_CANVAS3D_NODE_CLASS, evas, evas_canvas3d_node_constructor(eo_self, EVAS_CANVAS3D_NODE_TYPE_MESH));
|
2014-05-07 06:33:15 -07:00
|
|
|
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_node_member_add(data->root_node, data->mesh_node);
|
|
|
|
evas_canvas3d_node_mesh_add(data->mesh_node, data->mesh);
|
2013-12-27 03:29:07 -08:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_scene_setup(Scene_Data *data)
|
|
|
|
{
|
2016-03-11 04:24:08 -08:00
|
|
|
data->scene = eo_add(EVAS_CANVAS3D_SCENE_CLASS, evas);
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_scene_size_set(data->scene, WIDTH, HEIGHT);
|
|
|
|
evas_canvas3d_scene_background_color_set(data->scene, 0.0, 0.0, 0.0, 0.0);
|
2013-12-27 03:29:07 -08:00
|
|
|
|
2016-03-11 04:24:08 -08:00
|
|
|
data->root_node =
|
2016-03-15 07:07:52 -07:00
|
|
|
eo_add(EVAS_CANVAS3D_NODE_CLASS, evas, evas_canvas3d_node_constructor(eo_self, EVAS_CANVAS3D_NODE_TYPE_NODE));
|
2013-12-27 03:29:07 -08:00
|
|
|
|
|
|
|
_camera_setup(data);
|
|
|
|
_light_setup(data);
|
|
|
|
_mesh_setup(data);
|
|
|
|
|
2016-03-01 10:06:28 -08:00
|
|
|
evas_canvas3d_scene_root_node_set(data->scene, data->root_node);
|
|
|
|
evas_canvas3d_scene_camera_node_set(data->scene, data->camera_node);
|
2013-12-27 03:29:07 -08:00
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
main(void)
|
|
|
|
{
|
2014-05-06 23:32:11 -07:00
|
|
|
//Unless Evas 3D supports Software renderer, we set gl backened forcely.
|
|
|
|
setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
|
|
|
|
|
2013-12-27 03:29:07 -08:00
|
|
|
Scene_Data data;
|
|
|
|
|
2014-05-11 21:30:50 -07:00
|
|
|
if (!ecore_evas_init()) return 0;
|
2013-12-27 03:29:07 -08:00
|
|
|
|
|
|
|
ecore_evas = ecore_evas_new(NULL, 10, 10, WIDTH, HEIGHT, NULL);
|
|
|
|
|
2014-05-11 21:30:50 -07:00
|
|
|
if (!ecore_evas) return 0;
|
2013-12-27 03:29:07 -08:00
|
|
|
|
|
|
|
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 background rectangle objects. */
|
2016-03-11 04:24:08 -08:00
|
|
|
background = eo_add(EVAS_RECTANGLE_CLASS, evas);
|
2016-03-01 10:06:28 -08:00
|
|
|
efl_gfx_color_set(background, 0, 0, 0, 255);
|
|
|
|
efl_gfx_size_set(background, WIDTH, HEIGHT);
|
|
|
|
efl_gfx_visible_set(background, EINA_TRUE);
|
2014-05-11 21:30:50 -07:00
|
|
|
|
|
|
|
/* Add a background image. */
|
2016-03-28 22:59:50 -07:00
|
|
|
#ifdef USE_EO_IMAGE
|
|
|
|
source = eo_add(EFL_CANVAS_IMAGE_CLASS, evas);
|
|
|
|
efl_gfx_buffer_data_set(source, NULL, WIDTH, HEIGHT, 0, EFL_GFX_COLORSPACE_ARGB8888);
|
2016-03-01 10:06:28 -08:00
|
|
|
efl_gfx_position_set(source, (WIDTH / 2), (HEIGHT / 2));
|
|
|
|
efl_gfx_size_set(source, (WIDTH / 2), (HEIGHT / 2));
|
|
|
|
efl_gfx_visible_set(source, EINA_TRUE);
|
2016-03-28 22:59:50 -07:00
|
|
|
#else
|
|
|
|
source = evas_object_image_filled_add(evas);
|
|
|
|
evas_object_image_size_set(source, IMG_WIDTH, IMG_HEIGHT);
|
|
|
|
evas_object_move(source, (WIDTH / 2), (HEIGHT / 2));
|
|
|
|
evas_object_resize(source, (WIDTH / 2), (HEIGHT / 2));
|
|
|
|
evas_object_show(source);
|
|
|
|
#endif
|
2013-12-27 03:29:07 -08:00
|
|
|
|
|
|
|
/* Add an image object for 3D scene rendering. */
|
2016-03-07 21:11:07 -08:00
|
|
|
image = eo_add(EFL_CANVAS_SCENE3D_CLASS, evas);
|
2016-03-01 10:06:28 -08:00
|
|
|
efl_gfx_size_set(image, (WIDTH / 2), (HEIGHT / 2));
|
|
|
|
efl_gfx_visible_set(image, EINA_TRUE);
|
2013-12-27 03:29:07 -08:00
|
|
|
|
|
|
|
/* Setup scene */
|
|
|
|
_scene_setup(&data);
|
|
|
|
|
|
|
|
/* Set the image object as render target for 3D scene. */
|
2016-03-07 21:11:07 -08:00
|
|
|
efl_canvas_scene3d_set(image, data.scene);
|
2013-12-27 03:29:07 -08:00
|
|
|
|
|
|
|
/* Add animation timer callback. */
|
|
|
|
ecore_timer_add(0.016, _animate_scene, &data);
|
|
|
|
|
|
|
|
/* Enter main loop. */
|
|
|
|
ecore_main_loop_begin();
|
|
|
|
|
|
|
|
ecore_evas_free(ecore_evas);
|
|
|
|
ecore_evas_shutdown();
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|