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evas-3d: blending example uses spheres from primitives 

Reviewers: Hermet, raster, cedric

Subscribers: cedric

Differential Revision: https://phab.enlightenment.org/D2162
This commit is contained in:
Bogdan Devichev 2015-04-07 09:17:23 +09:00 committed by ChunEon Park
parent 7fc3e1e3c2
commit 509304645a
1 changed files with 15 additions and 77 deletions
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92
src/examples/evas/evas-3d-blending.c
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@ -4,18 +4,18 @@
* For more detailes see https://www.opengl.org/sdk/docs/man2/xhtml/glBlendFunc.xml
*
* @verbatim
* gcc -o evas-3d-blending evas-3d-blending.c `pkg-config --libs --cflags evas ecore ecore-evas eo`-lm
* gcc -o evas-3d-blending evas-3d-blending.c evas-3d-primitives.c `pkg-config --libs --cflags evas ecore ecore-evas eo`-lm
* @endverbatim
*/
#define EFL_EO_API_SUPPORT
#define EFL_BETA_API_SUPPORT
#include <math.h>
#include <Eo.h>
#include <Evas.h>
#include <Ecore.h>
#include <Ecore_Evas.h>
#include "evas-3d-primitives.h"
#define WIDTH 1024
#define HEIGHT 1024
@ -71,20 +71,7 @@ typedef struct _Scene_Data
Eo *material1;
} Scene_Data;
typedef struct _vec3
{
float x;
float y;
float z;
} vec3;
typedef struct _vec4
{
float x;
float y;
float z;
float w;
} vec4;
static const vec2 tex_scale = {1, 1};
Evas *evas = NULL;
Eo *background = NULL;
@ -200,65 +187,11 @@ _light_setup(Scene_Data *data)
static void
_set_ball(Eo *mesh, int p, Evas_3D_Material *material)
{
int vcount, icount, vccount, i, j;
double dtheta, dfi, sinth, costh, fi, theta, sinfi, cosfi;
unsigned short *indices, *index;
icount = p * p * 6;
vccount = p + 1;
vcount = vccount * vccount;
dtheta = M_PI / p;
dfi = 2 * M_PI / p;
vec3 *vertices = malloc(sizeof(vec3) * vcount);
vec3 *normals = malloc(sizeof(vec3) * vcount);
for (j = 0; j < vccount; j++)
{
theta = j * dtheta;
sinth = sin(theta);
costh = cos(theta);
for (i = 0; i < vccount; i++)
{
fi = i * dfi;
sinfi = sin(fi);
cosfi = cos(fi);
vertices[i + j * vccount].x = sinth * cosfi;
vertices[i + j * vccount].y = sinth * sinfi;
vertices[i + j * vccount].z = costh;
normals[i + j * vccount].x = sinth * cosfi;
normals[i + j * vccount].y = sinth * sinfi;
normals[i + j * vccount].z = costh;
}
}
indices = malloc(sizeof(short) * icount);
index = &indices[0];
for(j = 0; j < p; j++)
for(i = 0; i < p; i++)
{
*index++ = (unsigned short)(i + vccount * j);
*index++ = i + vccount * (j + 1);
*index++ = i + 1 + vccount * (j + 1);
*index++ = i + vccount * j;
*index++ = i + 1 + vccount * j;
*index++ = i + vccount * (j + 1) + 1;
}
eo_do(mesh, evas_3d_mesh_vertex_count_set(vcount),
evas_3d_mesh_frame_add(0);
evas_3d_mesh_frame_vertex_data_set(0, EVAS_3D_VERTEX_POSITION,
sizeof(vec3), &vertices[0]);
evas_3d_mesh_frame_vertex_data_set(0, EVAS_3D_VERTEX_NORMAL,
sizeof(vec3), &normals[0]);
evas_3d_mesh_index_data_set(EVAS_3D_INDEX_FORMAT_UNSIGNED_SHORT,
icount , &indices[0]);
evas_3d_mesh_shade_mode_set(EVAS_3D_SHADE_MODE_PHONG);
evas_3d_mesh_frame_material_set(0, material));
evas_3d_add_sphere_frame(mesh, 0, p, tex_scale);
eo_do(mesh,
evas_3d_mesh_frame_material_set(0, material),
evas_3d_mesh_shade_mode_set(EVAS_3D_SHADE_MODE_PHONG));
}
static void
@ -291,8 +224,8 @@ _mesh_setup(Scene_Data *data)
data->mesh = eo_add(EVAS_3D_MESH_CLASS, evas);
data->mesh1 = eo_add(EVAS_3D_MESH_CLASS, evas);
_set_ball(data->mesh, 100, data->material);
_set_ball(data->mesh1, 100, data->material1);
_set_ball(data->mesh, 50, data->material);
_set_ball(data->mesh1, 50, data->material1);
data->mesh_node =
eo_add(EVAS_3D_NODE_CLASS, evas,
@ -311,8 +244,13 @@ _mesh_setup(Scene_Data *data)
eo_do(data->mesh1, evas_3d_mesh_blending_enable_set(EINA_TRUE),
evas_3d_mesh_blending_func_set(func1, func2));
eo_do(data->mesh_node,
evas_3d_node_scale_set(2.0, 2.0, 2.0),
evas_3d_node_orientation_angle_axis_set(90.0, 1.0, 0.0, 0.0));
eo_do(data->mesh_node1,
evas_3d_node_scale_set(2.5, 2.5, 2.5));
evas_3d_node_scale_set(5.0, 5.0, 5.0),
evas_3d_node_orientation_angle_axis_set(90.0, 1.0, 0.0, 0.0));
}
static void