lib_evas_libevas_la_SOURCES += \
lib/evas/common3d/save_load/evas_model_load.c \
lib/evas/common3d/save_load/evas_model_save.c \
-lib/evas/common3d/save_load/evas_model_common.c \
-lib/evas/common3d/save_load/evas_model_common.h \
+lib/evas/common3d/save_load/evas_model_load_save_common.c \
modules/evas/model_loaders/eet/evas_model_load_eet.c \
modules/evas/model_loaders/md2/evas_model_load_md2.c \
modules/evas/model_loaders/obj/evas_model_load_obj.c \
-#include "evas_model_common.h"
+#include "evas_model_load_save_common.h"
# define SAVE_MESH_INDICES_COPY \
if (header.indices_count) \
_evas_canvas3d_eet_file_free();
}
-
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <stdlib.h>
-#include "stdio.h"
-#include "evas_common_private.h"
-#include "evas_private.h"
-#include <Eina.h>
-
-/* set value to position [x][y] to array name which have. */
-#define ARRAY_2D(name, x, y, count_y) (*(name + x * count_y + y))
-
-/* Structures for reading data from file. */
-typedef struct _PLY_Header PLY_Header;
-
-struct _PLY_Header
-{
- int vertices_count;
- int triangles_count;
- Eina_Bool existence_of_geometries;
- Eina_Bool existence_of_normals;
- Eina_Bool existence_of_texcoords;
- Eina_Bool existence_of_colors;
-};
-
-/* create new header */
-static inline PLY_Header
-_new_ply_header()
-{
- PLY_Header header;
-
- header.vertices_count = 0;
- header.triangles_count = 0;
- header.existence_of_geometries = EINA_FALSE;
- header.existence_of_normals = EINA_FALSE;
- header.existence_of_texcoords = EINA_FALSE;
- header.existence_of_colors = EINA_FALSE;
-
- return header;
-}
+#include "evas_model_load_save_common.h"
static inline char *
_to_next_line(char *current)
return current;
}
-static inline PLY_Header
-_read_header(char *map)//Check properties of mesh in .ply file.
+static inline Eina_Bool
+_read_ply_header(char *map, Evas_Model_Load_Save_Header *header)
{
eina_init();
int vertex_lines, triangles = 0, vertices_in_current_face = 0;
char **helping_pointer;
char *current;
- PLY_Header header;
- header = _new_ply_header();
helping_pointer = eina_str_split(map, "vertex ", 0);
if (helping_pointer == NULL)
{
ERR("File have not kayword vertex. It is necessary.");
- return header;
+ return EINA_FALSE;
}
- sscanf(helping_pointer[1], "%d", &header.vertices_count);
+ sscanf(helping_pointer[1], "%d", &header->vertices_count);
+
free(helping_pointer);
helping_pointer = eina_str_split(map, "end_header\n", 0);
if (helping_pointer == NULL)
{
ERR("File have not kayword end_header. It is necessary.");
- return header;
+ return EINA_FALSE;
}
current = helping_pointer[1];
- vertex_lines = header.vertices_count;
+ vertex_lines = header->vertices_count;
while (*current != '\0')
{
if (vertex_lines == 1)
current++;
}
- header.triangles_count = triangles;
- free(helping_pointer);
+ header->indices_count = 3 * triangles;
/* analyse flags used when file was saved in blender */
helping_pointer = eina_str_split(map, "property float ", 0);
if ((helping_pointer[1] != NULL) && (*helping_pointer[1] == 'x') &&
(helping_pointer[2] != NULL) && (*helping_pointer[2] == 'y') &&
(helping_pointer[3] != NULL) && (*helping_pointer[3] == 'z'))
- header.existence_of_geometries = EINA_TRUE;
- else return header;
+ header->existence_of_positions = EINA_TRUE;
+ else return EINA_FALSE;
if ((helping_pointer[4] != NULL) && (*helping_pointer[4] == 'n') &&
(helping_pointer[5] != NULL) && (*helping_pointer[5] == 'n') &&
(helping_pointer[6] != NULL) && (*helping_pointer[6] == 'n'))
- header.existence_of_normals = EINA_TRUE;
+ header->existence_of_normals = EINA_TRUE;
- if ((header.existence_of_normals &&
+ if ((header->existence_of_normals &&
((helping_pointer[7] != NULL) && (*helping_pointer[7] == 's') &&
(helping_pointer[8] != NULL) && (*helping_pointer[8] == 't'))) ||
- (!header.existence_of_normals &&
+ (!header->existence_of_normals &&
((helping_pointer[4] != NULL) && (*helping_pointer[4] == 's') &&
(helping_pointer[5] != NULL) && (*helping_pointer[5] == 't'))))
- header.existence_of_texcoords = EINA_TRUE;
+ header->existence_of_tex_coords = EINA_TRUE;
helping_pointer = eina_str_split(map, "property uchar ", 0);
if ((helping_pointer[1] != NULL) && (*helping_pointer[1] == 'r') &&
(helping_pointer[2] != NULL) && (*helping_pointer[2] == 'g') &&
(helping_pointer[3] != NULL) && (*helping_pointer[3] == 'b'))
- header.existence_of_colors = EINA_TRUE;
-
- free(helping_pointer);
-
- return header;
-}
-
-void
-evas_model_load_file_ply(Evas_Canvas3D_Mesh *mesh, Eina_File *file)
-{
- Evas_Canvas3D_Mesh_Data *pd;
- int i = 0, j = 0, count_of_triangles_in_line = 0;
- float *pos, *nor, *tex, *col;
- int stride_pos, stride_nor, stride_tex, stride_col;
- char *current, *map;
- PLY_Header header;
- float *_vertices_ply = NULL, *_normals_ply = NULL;
- float *_tex_coords_ply = NULL, *_colors_ply = NULL;
- char **helping_pointer;
-
- map = eina_file_map_all(file, EINA_FILE_SEQUENTIAL);
+ header->existence_of_colors = EINA_TRUE;
- if (map == NULL)
- {
- ERR("Failed to create map from file %s\n", eina_file_filename_get(file));
- return;
- }
-
- header = _read_header(map);
-
- if (!header.existence_of_geometries)
+ if (!header->existence_of_positions)
{
ERR("File have not x, y, or z field as the first 3 float fields. They are necessary.");
- return;
+ return EINA_FALSE;
}
- helping_pointer = eina_str_split(map, "end_header\n", 0);
-
- if (helping_pointer == NULL)
- {
- ERR("File have not kayword end_header. It is necessary.");
- return;
- }
-
- current = helping_pointer[1];
-
- _vertices_ply = malloc(header.vertices_count * 3 * sizeof(float));
- if (header.existence_of_normals)
- _normals_ply = malloc(header.vertices_count * 3 * sizeof(float));
- if (header.existence_of_texcoords)
- _tex_coords_ply = malloc(header.vertices_count * 2 * sizeof(float));
- if (header.existence_of_colors)
- _colors_ply = malloc(header.vertices_count * 3 * sizeof(float));
- unsigned short *_indices = malloc(header.triangles_count * 3 * sizeof(unsigned short));
-
- if ((header.existence_of_geometries && (_vertices_ply == NULL)) ||
- (header.existence_of_normals && (_normals_ply == NULL)) ||
- (header.existence_of_texcoords && (_tex_coords_ply == NULL)) ||
- (header.existence_of_colors && (_colors_ply == NULL)) ||
- (_indices == NULL))
- {
- ERR("Allocate memory is failed.");
- free(_vertices_ply);
- free(_normals_ply);
- free(_tex_coords_ply);
- free(_colors_ply);
- free(_indices);
- return;
- }
+ free(helping_pointer);
+ return EINA_TRUE;
+}
+static inline void
+_read_ply_vertex_data(Evas_Model_Load_Save_Header header,
+ char **current,
+ Evas_Model_Load_Save_Data data)
+{
+ int i;
for (i = 0; i < header.vertices_count; i++)
{
- current = _read_data(_vertices_ply, i, 3, current, 1.0);
+ *current = _read_data(data.positions, i, 3, *current, 1.0);
if (header.existence_of_normals)
- current = _read_data(_normals_ply, i, 3, current, 1.0);
- if (header.existence_of_texcoords)
- current = _read_data(_tex_coords_ply, i, 2, current, 1.0);
+ *current = _read_data(data.normals, i, 3, *current, 1.0);
+ if (header.existence_of_tex_coords)
+ *current = _read_data(data.tex_coords, i, 2, *current, 1.0);
if (header.existence_of_colors)
- current = _read_data(_colors_ply, i, 3, current, 255.0);
- current = _to_begin_of_line(current);
+ *current = _read_data(data.colors, i, 3, *current, 255.0);
+ *current = _to_begin_of_line(*current);
}
+}
- for (i = 0; i < header.triangles_count * 3;)
+static inline void
+_read_ply_indices_data(Evas_Model_Load_Save_Header header,
+ char **current,
+ Evas_Model_Load_Save_Data data)
+{
+ int i, j, count_of_triangles_in_line = 0;
+
+ for (i = 0; i < header.indices_count;)
{
- sscanf (current,"%d", &count_of_triangles_in_line);
+ sscanf (*current,"%d", &count_of_triangles_in_line);
count_of_triangles_in_line -= 2;
- current = _to_next_number(current, 1);
+ *current = _to_next_number(*current, 1);
- sscanf (current,"%hu", _indices + i);
+ sscanf (*current,"%hu", data.indices + i);
for (j = 0; j < count_of_triangles_in_line; j++)
{
if (j > 0)
- _indices[i] = _indices[i - 3];
- current = _to_next_number(current, 1);
- sscanf (current,"%hu %hu",
- _indices + i + 1,
- _indices + i + 2);
+ data.indices[i] = data.indices[i - 3];
+ *current = _to_next_number(*current, 1);
+ sscanf (*current,"%hu %hu",
+ data.indices + i + 1,
+ data.indices + i + 2);
i+=3;
}
- current = _to_next_line(current);
+ *current = _to_next_line(*current);
}
+}
- /* prepare of mesh and take pointers to data which must be read */
- eo_do(mesh,
- evas_canvas3d_mesh_vertex_count_set(header.vertices_count),
- evas_canvas3d_mesh_vertex_assembly_set(EVAS_CANVAS3D_VERTEX_ASSEMBLY_TRIANGLES),
- evas_canvas3d_mesh_frame_add(0),
- evas_canvas3d_mesh_frame_vertex_data_copy_set(0, EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION, 0, NULL),
- evas_canvas3d_mesh_frame_vertex_data_copy_set(0, EVAS_CANVAS3D_VERTEX_ATTRIB_NORMAL, 0, NULL),
- evas_canvas3d_mesh_frame_vertex_data_copy_set(0, EVAS_CANVAS3D_VERTEX_ATTRIB_TEXCOORD, 0, NULL),
- evas_canvas3d_mesh_frame_vertex_data_copy_set(0, EVAS_CANVAS3D_VERTEX_ATTRIB_COLOR, 0, NULL),
-
- pos = (float *)evas_canvas3d_mesh_frame_vertex_data_map(0, EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION),
- nor = (float *)evas_canvas3d_mesh_frame_vertex_data_map(0, EVAS_CANVAS3D_VERTEX_ATTRIB_NORMAL),
- tex = (float *)evas_canvas3d_mesh_frame_vertex_data_map(0, EVAS_CANVAS3D_VERTEX_ATTRIB_TEXCOORD),
- col = (float *)evas_canvas3d_mesh_frame_vertex_data_map(0, EVAS_CANVAS3D_VERTEX_ATTRIB_COLOR),
-
- stride_pos = evas_canvas3d_mesh_frame_vertex_stride_get(0, EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION),
- stride_nor = evas_canvas3d_mesh_frame_vertex_stride_get(0, EVAS_CANVAS3D_VERTEX_ATTRIB_NORMAL),
- stride_tex = evas_canvas3d_mesh_frame_vertex_stride_get(0, EVAS_CANVAS3D_VERTEX_ATTRIB_TEXCOORD),
- stride_col = evas_canvas3d_mesh_frame_vertex_stride_get(0, EVAS_CANVAS3D_VERTEX_ATTRIB_COLOR));
-
- if (stride_pos == 0) stride_pos = sizeof(float) * 3;
- if (stride_nor == 0) stride_nor = sizeof(float) * 3;
- if (stride_tex == 0) stride_tex = sizeof(float) * 2;
- if (stride_col == 0) stride_col = sizeof(float) * 4;
-
-
- for (j = 0; j < header.vertices_count; j++)
- {
- float *p, *n, *t, *c;
-
- p = (float *)((char *)pos + stride_pos * j);
- n = (float *)((char *)nor + stride_nor * j);
- t = (float *)((char *)tex + stride_tex * j);
- c = (float *)((char *)col + stride_col * j);
-
-
- p[0] = ARRAY_2D(_vertices_ply, j, 0, 3);
- p[1] = ARRAY_2D(_vertices_ply, j, 1, 3);
- p[2] = ARRAY_2D(_vertices_ply, j, 2, 3);
-
- if (header.existence_of_normals)
- {
- n[0] = ARRAY_2D(_normals_ply, j, 0, 3);
- n[1] = ARRAY_2D(_normals_ply, j, 1, 3);
- n[2] = ARRAY_2D(_normals_ply, j, 2, 3);
- }
- else
- {
- n[0] = 0.0;
- n[1] = 0.0;
- n[2] = 0.0;
- }
-
- if (header.existence_of_texcoords)
- {
- t[0] = ARRAY_2D(_tex_coords_ply, j, 0, 2);
- t[1] = ARRAY_2D(_tex_coords_ply, j, 1, 2);
- }
- else
- {
- t[0] = 0.0;
- t[1] = 0.0;
- }
+void
+evas_model_load_file_ply(Evas_Canvas3D_Mesh *mesh, Eina_File *file)
+{
+ char *current = NULL, *map = NULL;
+ Evas_Model_Load_Save_Header header;
+ Evas_Model_Load_Save_Data data;
+ Evas_Model_Load_Save_Stride stride;
- if (header.existence_of_colors)
- {
- c[0] = ARRAY_2D(_colors_ply, j, 0, 3);
- c[1] = ARRAY_2D(_colors_ply, j, 1, 3);
- c[2] = ARRAY_2D(_colors_ply, j, 2, 3);
- c[3] = 1.0;
- }
- else
- {
- c[0] = 0.0;
- c[1] = 0.0;
- c[2] = 0.0;
- c[3] = 1.0;
- }
+ map = eina_file_map_all(file, EINA_FILE_SEQUENTIAL);
+ if (map == NULL)
+ {
+ ERR("Failed to create map from file %s\n", eina_file_filename_get(file));
+ return;
}
- eo_do(mesh,
- evas_canvas3d_mesh_index_data_copy_set(EVAS_CANVAS3D_INDEX_FORMAT_UNSIGNED_SHORT,
- header.triangles_count * 3,
- _indices));
+ header = evas_model_load_save_header_new();
+ if(!_read_ply_header(map, &header)) return;
- free(helping_pointer);
- free(_vertices_ply);
- if (header.existence_of_normals)
- free(_normals_ply);
- if (header.existence_of_texcoords)
- free(_tex_coords_ply);
- if (header.existence_of_colors)
- free(_colors_ply);
- free(_indices);
-
- /* Unmap vertex buffer. */
- eo_do(mesh,
- evas_canvas3d_mesh_frame_vertex_data_unmap(0, EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION),
- evas_canvas3d_mesh_frame_vertex_data_unmap(0, EVAS_CANVAS3D_VERTEX_ATTRIB_NORMAL),
- evas_canvas3d_mesh_frame_vertex_data_unmap(0, EVAS_CANVAS3D_VERTEX_ATTRIB_TEXCOORD),
- evas_canvas3d_mesh_frame_vertex_data_unmap(0, EVAS_CANVAS3D_VERTEX_ATTRIB_COLOR));
-
- pd = eo_data_scope_get(mesh, EVAS_CANVAS3D_MESH_CLASS);
-
- if (!evas_canvas3d_mesh_aabb_add_to_frame(pd, 0, stride_pos))
+ if (!evas_model_load_allocate_data_due_to_header(header, &data))
{
- ERR("Axis-Aligned Bounding Box wan't added in frame %d ", 0);
+ ERR("Memory allocation is failed.");
+ return;
}
+ current = eina_str_split(map, "end_header\n", 0)[1];
+ _read_ply_vertex_data(header, ¤t, data);
+ _read_ply_indices_data(header, ¤t, data);
+ evas_model_load_vertex_data_to_mesh(mesh, header, data, &stride);
+ evas_model_load_indices_data_to_mesh(mesh, header, data);
+ evas_model_load_vertex_data_unmap(mesh, 0, header);
+ evas_model_load_aabb_add_to_frame(mesh, 0, stride);
+
if (map)
{
eina_file_map_free(file, map);
map = NULL;
}
-}
+ evas_model_load_save_data_free(header, &data);
+}
_evas_canvas3d_eet_file_free();
}
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <stdlib.h>
-#include <time.h>
-#include "stdio.h"
-#include "evas_common_private.h"
-#include "evas_private.h"
-
-#define OPEN_FILE(extension)\
- FILE * _##extension##_file = fopen(_##extension##_file_name, "w+");
-
-#define SAVE_GEOMETRICS(a, format) \
- vb = &f->vertices[a]; \
- if (vb->data != NULL) \
- { \
- fprintf(_obj_file, "o %s\n",_obj_file_name); \
- src = (float *)vb->data; \
- for (i = 0; i < pd->vertex_count; i++) \
- { \
- fprintf(_obj_file, format, src[0], src[1]); \
- if (a != EVAS_CANVAS3D_VERTEX_ATTRIB_TEXCOORD) \
- fprintf(_obj_file, " %.4f", src[2]); \
- fprintf(_obj_file, "\n"); \
- src += f->vertices[a].element_count; \
- } \
- }
+#include "evas_model_load_save_common.h"
+
+static unsigned short*
+_init_obj_indices_data(Evas_Model_Load_Save_Header header)
+{
+ unsigned short *i_data;
+ int i = 0;
+
+ if (header.existence_of_positions) i++;
+ if (header.existence_of_normals) i++;
+ if (header.existence_of_tex_coords) i++;
+ i_data = calloc(header.vertices_count * i, sizeof(unsigned short));
+
+ return i_data;
+}
static void
-_write_point(FILE * obj_file,
+_vertex_data_free_cb(void *data)
+{
+ eina_stringshare_del(data);
+}
+
+static void
+_write_point(FILE *obj_file,
int num,
int num_of_point,
- Eina_Bool existence_of_normal,
- Eina_Bool existence_of_tex_point)
+ Evas_Model_Load_Save_Header header,
+ unsigned short *i_data)
{
- if (num_of_point == 1)
+ if (num_of_point == 0)
fprintf(obj_file, "f ");
- if (existence_of_normal)
+ if (header.existence_of_normals)
{
- if (existence_of_tex_point)
- fprintf(obj_file, "%i/%i/%i ", num, num, num);
+ if (header.existence_of_tex_coords)
+ fprintf(obj_file, "%hu/%hu/%hu ", i_data[num],
+ i_data[num + header.vertices_count],
+ i_data[num + 2 * header.vertices_count]);
else
- fprintf(obj_file, "%i//%i ", num, num);
+ fprintf(obj_file, "%hu//%hu ", i_data[num],
+ i_data[num + header.vertices_count]);
}
else
{
- if (existence_of_tex_point)
- fprintf(obj_file, "%i/%i ", num, num);
+ if (header.existence_of_tex_coords)
+ fprintf(obj_file, "%hu/%hu ", i_data[num],
+ i_data[num + header.vertices_count]);
else
- fprintf(obj_file, "%i ", num);
+ fprintf(obj_file, "%hu ", i_data[num]);
}
- if (num_of_point == 3)
+ if (num_of_point == 2)
fprintf(obj_file, "\n");
}
-static void
-_save_mesh(Evas_Canvas3D_Mesh_Data *pd, const char *_obj_file_name, Evas_Canvas3D_Mesh_Frame *f)
+static inline Eina_Bool
+_write_obj_header(FILE *file,
+ const char *_mtl_file_name)
{
- Evas_Canvas3D_Vertex_Buffer *vb;
time_t current_time;
char* c_time_string;
- int i;
- float *src;
- Eina_Bool existence_of_normal, existence_of_tex_point;
- OPEN_FILE(obj)
- if (!_obj_file)
- {
- ERR("File open '%s' for save failed", _obj_file_name);
- return;
- }
- fprintf(_obj_file, "# Evas_3D saver OBJ v0.03 \n");//_obj_file created in macro
- /* Adding time comment to .obj file. */
current_time = time(NULL);
if (current_time == ((time_t)-1))
{
ERR("Failure to compute the current time.");
- fclose(_obj_file);
- return;
+ return EINA_FALSE;
}
c_time_string = ctime(¤t_time);
if (c_time_string == NULL)
{
ERR("Failure to convert the current time.");
- fclose(_obj_file);
- return;
+ return EINA_FALSE;
+ }
+
+ fprintf(file, "# Evas_Canvas3D saver OBJ v0.03 \n");
+ fprintf(file, "# Current time is %s \n", c_time_string);
+ fprintf(file, "mtllib %s \n\n", _mtl_file_name);
+
+ return EINA_TRUE;
+}
+
+static inline void
+_write_obj_vertex_data(FILE *file,
+ Evas_Model_Load_Save_Header header,
+ Evas_Model_Load_Save_Data data,
+ unsigned short *i_data)
+{
+ int i, j;
+ int v = -1;
+ Eina_Stringshare *str, *cur_str, *cur_index;
+ unsigned short cur_hu;
+
+ eina_init();
+ Eina_Hash *vb;
+#define WRITE_OBJ_VERTEX_DATA(name, num, format) \
+ if (header.existence_of_##name) \
+ { \
+ cur_hu = 0; \
+ v++; \
+ vb = eina_hash_string_superfast_new(_vertex_data_free_cb); \
+ for (i = 0; i < header.vertices_count; i++) \
+ { \
+ str = eina_stringshare_printf(" "); \
+ for (j = 0; j < num; j++) \
+ str = eina_stringshare_printf("%s %f", str, \
+ data.name[i * num + j]); \
+ cur_index = eina_hash_find(vb, str); \
+ if (!cur_index) \
+ { \
+ cur_hu++; \
+ cur_str = eina_stringshare_printf("%hu", cur_hu); \
+ eina_hash_add(vb, str, cur_str); \
+ i_data[v * header.vertices_count + i] = cur_hu; \
+ fprintf(file, "%s%s\n", format, str); \
+ } \
+ else sscanf(cur_index, "%hu", \
+ i_data + v * header.vertices_count + i); \
+ } \
+ eina_hash_free(vb); \
}
+ WRITE_OBJ_VERTEX_DATA(positions, 3, "v")
+ WRITE_OBJ_VERTEX_DATA(tex_coords, 2, "vt")
+ WRITE_OBJ_VERTEX_DATA(normals, 3, "vn")
+#undef WRITE_OBJ_VERTEX_DATA
+ eina_shutdown();
+}
- fprintf(_obj_file,"# Current time is %s \n", c_time_string);
- fprintf(_obj_file,"mtllib %s.mtl \n\n", _obj_file_name);
+static inline void
+_write_obj_index_data(FILE *file,
+ Evas_Model_Load_Save_Header header,
+ Evas_Model_Load_Save_Data data,
+ unsigned short *i_data)
+{
+ int i;
+ int ic;
+ ic = header.indices_count ? header.indices_count : header.vertices_count;
+ for (i = 0; i < ic; i++)
+ _write_point(file, data.indices[i], i % 3, header, i_data);
+}
+
+static void
+_save_mesh(Evas_Canvas3D_Mesh_Data *pd,
+ const char *_obj_file_name,
+ const char *_mtl_file_name,
+ Evas_Canvas3D_Mesh_Frame *f)
+{
+ Evas_Model_Load_Save_Header header;
+ Evas_Model_Load_Save_Data data;
+ unsigned short *index_data;
- /* Adding geometrics to file. */
- if (f == NULL)
+ if (!evas_model_save_header_from_mesh(pd, f, &header)) return;
+
+ index_data = _init_obj_indices_data(header);
+ if (index_data == NULL)
{
- ERR("Not existing mesh frame.");
- fclose(_obj_file);
+ ERR("Allocation of index data is failed.");
return;
}
- SAVE_GEOMETRICS(EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION, "v %.4f %.4f")
- SAVE_GEOMETRICS(EVAS_CANVAS3D_VERTEX_ATTRIB_NORMAL, "vn %.4f %.4f")
- SAVE_GEOMETRICS(EVAS_CANVAS3D_VERTEX_ATTRIB_TEXCOORD, "vt %.4f %.4f")
+ evas_model_save_data_from_mesh(pd, f, header, &data);
- existence_of_normal = (f->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_NORMAL].data != NULL);
- existence_of_tex_point = (f->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_TEXCOORD].data != NULL);
+ FILE * _obj_file = fopen(_obj_file_name, "w+");
+ if (!_obj_file)
+ {
+ ERR("File open '%s' for save failed", _obj_file_name);
+ free(index_data);
+ return;
+ }
- fprintf(_obj_file,"usemtl Material\n s off\n");
- for (i = 1; i <= pd->vertex_count; i++)//numeration of faces in .obj started from 1
+ if (!_write_obj_header(_obj_file, _mtl_file_name))
{
- _write_point(_obj_file, i, 1, existence_of_normal, existence_of_tex_point);
- i++;
- _write_point(_obj_file, i, 2, existence_of_normal, existence_of_tex_point);
- i++;
- _write_point(_obj_file, i, 3, existence_of_normal, existence_of_tex_point);
+ fclose(_obj_file);
+ free(index_data);
+ return;
}
+
+ _write_obj_vertex_data(_obj_file, header, data, index_data);
+ fprintf(_obj_file,"usemtl Material\n s off\n");
+ _write_obj_index_data(_obj_file, header, data, index_data);
fclose(_obj_file);
+ free(index_data);
+ free(data.indices);
}
static void
const char *_mtl_file_name,
Evas_Canvas3D_Material_Data *mat)
{
- OPEN_FILE(mtl)
+ FILE * _mtl_file = fopen(_mtl_file_name, "w+");
if (!_mtl_file)
{
ERR("File open '%s' for save failed", _mtl_file_name);
return;
}
- fprintf(_mtl_file, "# Evas_3D saver OBJ v0.03 \n");//_mtl_file created in macro
+ fprintf(_mtl_file, "# Evas_Canvas3D saver OBJ v0.03 \n");//_mtl_file created in macro
fprintf(_mtl_file, "# Material Count: 1 \n\n");
fprintf(_mtl_file, "newmtl Material \n");
fprintf(_mtl_file, "Ns 1.000000 \n");//exp factor for specular highlight
}
void
-evas_model_save_file_obj(const Evas_Canvas3D_Mesh *mesh, const char *_obj_file_name, Evas_Canvas3D_Mesh_Frame *f)
+evas_model_save_file_obj(const Evas_Canvas3D_Mesh *mesh,
+ const char *_obj_file_name,
+ Evas_Canvas3D_Mesh_Frame *f)
{
int len;
char *_mtl_file_name, *_without_extention;
len = strlen(_obj_file_name);
_without_extention = (char *)malloc(len - 3);
_mtl_file_name = (char *)malloc(len + 1);
+ eina_strlcpy(_without_extention, _obj_file_name, len - 3);
+ eina_str_join(_mtl_file_name, len + 1, '.', _without_extention, "mtl");
+ free(_without_extention);
Evas_Canvas3D_Mesh_Data *pd = eo_data_scope_get(mesh, EVAS_CANVAS3D_MESH_CLASS);
- _save_mesh(pd, _obj_file_name, f);
-
mat = eo_data_scope_get(f->material, EVAS_CANVAS3D_MATERIAL_CLASS);
- if (mat != NULL)
- {
- eina_strlcpy(_without_extention, _obj_file_name, len - 3);
- eina_str_join(_mtl_file_name, len + 1, '.', _without_extention, "mtl");
- _save_material(pd, _mtl_file_name, mat);
- }
- free(_without_extention);
+ if (mat != NULL) _save_material(pd, _mtl_file_name, mat);
+ _save_mesh(pd, _obj_file_name, _mtl_file_name, f);
+
free(_mtl_file_name);
}
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
+#include "evas_model_load_save_common.h"
-#include <stdlib.h>
-#include <time.h>
-#include "stdio.h"
-#include "math.h"
-#include "evas_common_private.h"
-#include "evas_private.h"
+static inline void
+_write_ply_header(FILE *file, Evas_Model_Load_Save_Header header)
+{
+ const char *pf = "property float", *puc = "property uchar";
+ fprintf(file, "ply\n" \
+ "format ascii 1.0\n" \
+ "comment Created by EFL evas_canvas3d_mesh_saver_ply.c version 2 " \
+ "(sub 0) - www.enlightenment.org, source file: ''\n");
+ fprintf(file, "element vertex %d\n", header.vertices_count);
+
+ if (header.existence_of_positions)
+ fprintf(file, "%s x\n%s y\n%s z\n", pf, pf, pf);
+ if (header.existence_of_normals)
+ fprintf(file, "%s nx\n%s ny\n%s nz\n", pf, pf, pf);
+ if (header.existence_of_tex_coords)
+ fprintf(file, "%s s\n%s t\n", pf, pf);
+ if (header.existence_of_colors)
+ fprintf(file, "%s red\n%s green\n%s blue\n", puc, puc, puc);
+
+ fprintf(file, "element face %d\n" \
+ "property list uchar uint vertex_indices\n" \
+ "end_header\n", header.indices_count / 3);
+}
+
+static inline void
+_write_ply_vertex_data(FILE *file,
+ Evas_Model_Load_Save_Header header,
+ Evas_Model_Load_Save_Data data)
+{
+ int i, j;
+ for (i = 0; i < header.vertices_count; i++)
+ {
+#define WRITE_PLY_VERTEX_DATA(name, num)\
+ if (header.existence_of_##name)\
+ for (j = 0; j < num; j++, data.name++)\
+ fprintf(file, "%f ", data.name[0]);
+ WRITE_PLY_VERTEX_DATA(positions, 3)
+ WRITE_PLY_VERTEX_DATA(normals, 3)
+ WRITE_PLY_VERTEX_DATA(tex_coords, 2)
+#undef WRITE_PLY_VERTEX_DATA
+
+ if (header.existence_of_colors)
+ {
+ for (j = 0; j < 3; j++, data.colors++)
+ fprintf(file, "%.0f ", round(data.colors[0] * 255));
+ data.colors++;
+ }
+ fprintf(file, "\n");
+ }
+}
+
+static inline void
+_write_ply_index_data(FILE *file,
+ Evas_Model_Load_Save_Header header,
+ Evas_Model_Load_Save_Data data)
+{
+ int i, triangles_count = header.indices_count / 3;
+ for (i = 0; i < triangles_count; i++, data.indices += 3)
+ fprintf(file, "3 %d %d %d\n", data.indices[0],
+ data.indices[1],
+ data.indices[2]);
+}
void
-evas_model_save_file_ply(const Evas_Canvas3D_Mesh *mesh, const char *file, Evas_Canvas3D_Mesh_Frame *f)
+evas_model_save_file_ply(const Evas_Canvas3D_Mesh *mesh,
+ const char *file,
+ Evas_Canvas3D_Mesh_Frame *f)
{
- float *src_pos, *src_nor, *src_tex, *src_col;
- int i;
+ Evas_Model_Load_Save_Header header;
+ Evas_Model_Load_Save_Data data;
Evas_Canvas3D_Mesh_Data *pd = eo_data_scope_get(mesh, EVAS_CANVAS3D_MESH_CLASS);
+ if (!evas_model_save_header_from_mesh(pd, f, &header)) return;
+ evas_model_save_data_from_mesh(pd, f, header, &data);
+
FILE *_ply_file = fopen(file, "w+");
if (!_ply_file)
{
return;
}
- fprintf(_ply_file,"ply\nformat ascii 1.0\ncomment Created by EFL evas_canvas3d_mesh_saver_ply.c" \
- "version 1 (sub 0) - www.enlightenment.org, source file: ''\n");
- fprintf(_ply_file,"element vertex %d\n", pd->vertex_count);
- fprintf(_ply_file,"property float x\nproperty float y\nproperty float z\n" \
- "property float nx\nproperty float ny\nproperty float nz\n" \
- "property float s\nproperty float t\n" \
- "property uchar red\nproperty uchar green\nproperty uchar blue\n");
- fprintf(_ply_file,"element face %d\nproperty list uchar uint vertex_indices\nend_header\n",
- pd->index_count / 3);
-
- src_pos = (float*)(&f->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION])->data;
- src_nor = (float*)(&f->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_NORMAL])->data;
- src_tex = (float*)(&f->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_TEXCOORD])->data;
- src_col = (float*)(&f->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_COLOR])->data;
-
- for (i = 0; i < pd->vertex_count; i++)
- {
- fprintf(_ply_file,"%f %f %f %f %f %f %f %f %.0f %.0f %.0f\n",
- src_pos[0], src_pos[1], src_pos[2],
- src_nor[0], src_nor[1], src_nor[2],
- src_tex[0], src_tex[1],
- round(src_col[0] * 255), round(src_col[1] * 255), round(src_col[2] * 255));
- src_pos += 3;
- src_nor += 3;
- src_tex += 2;
- src_col += 4;
- }
-
- unsigned short* indices = (unsigned short*) pd->indices;
-
- for (i = 0; i < pd->index_count / 3; i++)
- {
- fprintf(_ply_file,"3 %d %d %d\n", indices[3 * i], indices[3 * i + 1], indices[3 * i + 2]);
- }
+ _write_ply_header(_ply_file, header);
+ _write_ply_vertex_data(_ply_file, header, data);
+ _write_ply_index_data(_ply_file, header, data);
+ free(data.indices);
fclose(_ply_file);
}