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efl/src/lib/evas/canvas/evas_canvas3d_mesh.c

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#include "evas_common_private.h"
#include "evas_private.h"
#define MY_CLASS EVAS_CANVAS3D_MESH_CLASS
static Evas_Canvas3D_Mesh_Frame *
evas_canvas3d_mesh_frame_new(Evas_Canvas3D_Mesh *mesh)
{
Evas_Canvas3D_Mesh_Frame *frame = NULL;
frame = (Evas_Canvas3D_Mesh_Frame *)calloc(1, sizeof(Evas_Canvas3D_Mesh_Frame));
if (frame == NULL)
{
ERR("Failed to allocate memory.");
return NULL;
}
frame->mesh = mesh;
evas_box3_empty_set(&frame->aabb);
return frame;
}
static void
evas_canvas3d_mesh_frame_free(Evas_Canvas3D_Mesh_Frame *frame)
{
int i;
if (frame->material)
evas_canvas3d_material_mesh_del(frame->material, frame->mesh);
for (i = 0; i < EVAS_CANVAS3D_VERTEX_ATTRIB_COUNT; i++)
{
if (frame->vertices[i].owns_data)
free(frame->vertices[i].data);
}
free(frame);
}
Evas_Canvas3D_Mesh_Frame *
evas_canvas3d_mesh_frame_find(Evas_Canvas3D_Mesh_Data *pd, int frame)
{
Eina_List *l;
Evas_Canvas3D_Mesh_Frame *f;
EINA_LIST_FOREACH(pd->frames, l, f)
{
if (f->frame == frame)
return f;
}
return NULL;
}
Eina_Bool
evas_canvas3d_mesh_aabb_add_to_frame(Evas_Canvas3D_Mesh_Data *pd, int frame, int stride)
{
Evas_Canvas3D_Mesh_Frame *curframe = evas_canvas3d_mesh_frame_find(pd, frame);
int i = 0, j = 0, step = 0, size = 0, max;
float vxmin, vymin, vzmin, vxmax, vymax, vzmax;
float *minmaxdata = NULL;
Evas_Box3 box3;
if (stride <= 0) return EINA_FALSE;
if (!curframe)
{
ERR("Invalid frame %i.", frame);
return EINA_FALSE;
}
step = curframe->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION].element_count;
size = curframe->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION].size;
minmaxdata = (float *)curframe->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION].data;
if (!minmaxdata)
{
ERR("Invalid vertex data.");
return EINA_FALSE;
}
vxmax = vxmin = minmaxdata[0];
vymax = vymin = minmaxdata[1];
vzmax = vzmin = minmaxdata[2];
j += step;
max = size / stride;
for (i = 1; i < max; ++i)
{
vxmin > minmaxdata[j] ? vxmin = minmaxdata[j] : 0;
vxmax < minmaxdata[j] ? vxmax = minmaxdata[j] : 0;
vymin > minmaxdata[j + 1] ? vymin = minmaxdata[j + 1] : 0;
vymax < minmaxdata[j + 1] ? vymax = minmaxdata[j + 1] : 0;
vzmin > minmaxdata[j + 2] ? vzmin = minmaxdata[j + 2] : 0;
vzmax < minmaxdata[j + 2] ? vzmax = minmaxdata[j + 2] : 0;
j += step;
}
evas_box3_empty_set(&box3);
evas_box3_set(&box3, vxmin, vymin, vzmin, vxmax, vymax, vzmax);
curframe->aabb = box3;
return EINA_TRUE;
}
static inline void
_mesh_init(Evas_Canvas3D_Mesh_Data *pd)
{
pd->vertex_count = 0;
pd->frame_count = 0;
pd->frames = NULL;
pd->index_format = EVAS_CANVAS3D_INDEX_FORMAT_NONE;
pd->index_count = 0;
pd->indices = NULL;
pd->owns_indices = EINA_FALSE;
pd->assembly = EVAS_CANVAS3D_VERTEX_ASSEMBLY_TRIANGLES;
pd->nodes = NULL;
pd->blend_sfactor = EVAS_CANVAS3D_BLEND_FUNC_ONE;
pd->blend_dfactor = EVAS_CANVAS3D_BLEND_FUNC_ZERO;
pd->blending = EINA_FALSE;
pd->alpha_comparison = EVAS_CANVAS3D_COMPARISON_ALWAYS;
pd->alpha_ref_value = 0.0f;
pd->alpha_test_enabled = EINA_FALSE;
pd->color_pick_key.r = 0.0;
pd->color_pick_key.g = 0.0;
pd->color_pick_key.b = 0.0;
pd->color_pick_enabled = EINA_FALSE;
pd->shadows_edges_filtering_level = 4;
pd->shadows_edges_size = 300.0;
pd->shadows_constant_bias = 0.00015;
pd->near_lod_boundary = 0.0;
pd->far_lod_boundary = 0.0;
}
static inline void
_mesh_fini(Evas_Canvas3D_Mesh_Data *pd)
{
Eina_List *l;
Evas_Canvas3D_Mesh_Frame *f;
if (pd->frames)
{
EINA_LIST_FOREACH(pd->frames, l, f)
{
evas_canvas3d_mesh_frame_free(f);
}
eina_list_free(pd->frames);
}
if (pd->indices && pd->owns_indices)
free(pd->indices);
if (pd->nodes)
eina_hash_free(pd->nodes);
}
static Eina_Bool
_mesh_node_geometry_change_notify(const Eina_Hash *hash EINA_UNUSED, const void *key,
void *data EINA_UNUSED, void *fdata)
{
Evas_Canvas3D_Node *n = *(Evas_Canvas3D_Node **)key;
evas_canvas3d_object_change(n, EVAS_CANVAS3D_STATE_NODE_MESH_GEOMETRY, (Evas_Canvas3D_Object *)fdata);
return EINA_TRUE;
}
static Eina_Bool
_mesh_node_material_change_notify(const Eina_Hash *hash EINA_UNUSED, const void *key,
void *data EINA_UNUSED, void *fdata)
{
Evas_Canvas3D_Node *n = *(Evas_Canvas3D_Node **)key;
evas_canvas3d_object_change(n, EVAS_CANVAS3D_STATE_NODE_MESH_MATERIAL, (Evas_Canvas3D_Object *)fdata);
return EINA_TRUE;
}
static void
_evas_canvas3d_mesh_evas_canvas3d_object_change_notify(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, Evas_Canvas3D_State state, Evas_Canvas3D_Object *ref EINA_UNUSED)
{
if (state == EVAS_CANVAS3D_STATE_MESH_MATERIAL)
{
if (pd->nodes)
eina_hash_foreach(pd->nodes, _mesh_node_material_change_notify, obj);
}
else
{
if (pd->nodes)
eina_hash_foreach(pd->nodes, _mesh_node_geometry_change_notify, obj);
}
}
EOLIAN static void
_evas_canvas3d_mesh_evas_canvas3d_object_update_notify(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
Eina_List *l;
Evas_Canvas3D_Mesh_Frame *f;
EINA_LIST_FOREACH(pd->frames, l, f)
{
if (f->material)
{
evas_canvas3d_object_update(f->material);
}
}
}
void
evas_canvas3d_mesh_node_add(Evas_Canvas3D_Mesh *mesh, Evas_Canvas3D_Node *node)
{
int count = 0;
Evas_Canvas3D_Mesh_Data *pd = efl_data_scope_get(mesh, MY_CLASS);
if (pd->nodes == NULL)
{
pd->nodes = eina_hash_pointer_new(NULL);
if (pd->nodes == NULL)
{
ERR("Failed to create hash table.");
return;
}
}
else
count = (int)(uintptr_t)eina_hash_find(pd->nodes, &node);
eina_hash_set(pd->nodes, &node, (const void *)(uintptr_t)(count + 1));
}
void
evas_canvas3d_mesh_node_del(Evas_Canvas3D_Mesh *mesh, Evas_Canvas3D_Node *node)
{
int count = 0;
Evas_Canvas3D_Mesh_Data *pd = efl_data_scope_get(mesh, MY_CLASS);
if (pd->nodes == NULL)
{
ERR("No node to delete.");
return;
}
count = (int)(uintptr_t)eina_hash_find(pd->nodes, &node);
if (count == 1)
eina_hash_del(pd->nodes, &node, NULL);
else
eina_hash_set(pd->nodes, &node, (const void *)(uintptr_t)(count - 1));
}
EAPI Evas_Canvas3D_Mesh *
evas_canvas3d_mesh_add(Evas *e)
{
MAGIC_CHECK(e, Evas, MAGIC_EVAS);
return NULL;
MAGIC_CHECK_END();
return efl_add(MY_CLASS, e);
}
EOLIAN static Eo *
_evas_canvas3d_mesh_efl_object_constructor(Eo *obj, Evas_Canvas3D_Mesh_Data *pd)
{
obj = efl_constructor(efl_super(obj, MY_CLASS));
evas_canvas3d_object_type_set(obj, EVAS_CANVAS3D_OBJECT_TYPE_MESH);
_mesh_init(pd);
return obj;
}
EOLIAN static void
_evas_canvas3d_mesh_efl_object_destructor(Eo *obj, Evas_Canvas3D_Mesh_Data *pd)
{
_mesh_fini(pd);
efl_destructor(efl_super(obj, MY_CLASS));
}
EOLIAN static void
_evas_canvas3d_mesh_shader_mode_set(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd, Evas_Canvas3D_Shader_Mode mode)
{
if (pd->shader_mode != mode)
{
pd->shader_mode = mode;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_SHADER_MODE, NULL);
}
}
EOLIAN static Evas_Canvas3D_Shader_Mode
_evas_canvas3d_mesh_shader_mode_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
return pd->shader_mode;
}
EOLIAN static void
_evas_canvas3d_mesh_vertex_count_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, unsigned int count)
{
pd->vertex_count = count;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_VERTEX_COUNT, NULL);
}
EOLIAN static unsigned int
_evas_canvas3d_mesh_vertex_count_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
return pd->vertex_count;
}
EOLIAN static Eina_Bool
_evas_canvas3d_mesh_frame_exist(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd, int frame)
{
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, frame);
if (f)
return EINA_TRUE;
return EINA_FALSE;
}
EOLIAN static void
_evas_canvas3d_mesh_frame_add(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, int frame)
{
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, frame);
if (f != NULL)
{
ERR("Already existing frame.");
return;
}
f = evas_canvas3d_mesh_frame_new(obj);
if (f == NULL)
return;
f->frame = frame;
pd->frames = eina_list_append(pd->frames, f);
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_FRAME, NULL);
}
EOLIAN static void
_evas_canvas3d_mesh_frame_del(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, int frame)
{
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, frame);
if (f == NULL)
{
ERR("Not existing mesh frame.");
return;
}
pd->frames = eina_list_remove(pd->frames, f);
evas_canvas3d_mesh_frame_free(f);
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_FRAME, NULL);
}
EOLIAN static void
_evas_canvas3d_mesh_frame_material_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, int frame, Evas_Canvas3D_Material *material)
{
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, frame);
if (f == NULL)
{
ERR("Not existing mesh frame.");
return;
}
if (f->material == material)
return;
if (f->material)
{
evas_canvas3d_material_mesh_del(f->material, obj);
efl_unref(f->material);
}
f->material = material;
efl_ref(material);
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_MATERIAL, NULL);
evas_canvas3d_material_mesh_add(material, obj);
}
EOLIAN static Evas_Canvas3D_Material *
_evas_canvas3d_mesh_frame_material_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd, int frame)
{
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, frame);
if (f == NULL)
{
ERR("Not existing mesh frame.");
return NULL;
}
return f->material;
}
EOLIAN static void
_evas_canvas3d_mesh_frame_vertex_data_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, int frame, Evas_Canvas3D_Vertex_Attrib attrib, int stride, const void *data)
{
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, frame);
int element_count;
if (f == NULL)
{
ERR("Not existing mesh frame.");
return;
}
if (stride < (int)sizeof(float))
{
ERR("Stride too small");
return;
}
if (attrib == EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION)
{
int i = 0, j = 0, size = stride/sizeof(float);
float vxmin, vymin, vzmin, vxmax, vymax, vzmax;
float *minmaxdata = (float *)data;
Evas_Box3 box3;
element_count = 3;
if (minmaxdata)
{
vxmax = vxmin = minmaxdata[0];
vymax = vymin = minmaxdata[1];
vzmax = vzmin = minmaxdata[2];
j += size;
for (i = 1; i < size; ++i)
{
vxmin > minmaxdata[j] ? vxmin = minmaxdata[j] : 0;
vxmax < minmaxdata[j] ? vxmax = minmaxdata[j] : 0;
vymin > minmaxdata[j + 1] ? vymin = minmaxdata[j + 1] : 0;
vymax < minmaxdata[j + 1] ? vymax = minmaxdata[j + 1] : 0;
vzmin > minmaxdata[j + 2] ? vzmin = minmaxdata[j + 2] : 0;
vzmax < minmaxdata[j + 2] ? vzmax = minmaxdata[j + 2] : 0;
j += size;
}
evas_box3_empty_set(&box3);
evas_box3_set(&box3, vxmin, vymin, vzmin, vxmax, vymax, vzmax);
f->aabb = box3;
}
else
{
ERR("Axis-Aligned Bounding Box wasn't added in frame %d ", frame);
}
}
else if (attrib == EVAS_CANVAS3D_VERTEX_ATTRIB_NORMAL)
{
element_count = 3;
}
else if (attrib == EVAS_CANVAS3D_VERTEX_ATTRIB_TANGENT)
{
element_count = 3;
}
else if (attrib == EVAS_CANVAS3D_VERTEX_ATTRIB_COLOR)
{
element_count = 4;
}
else if (attrib == EVAS_CANVAS3D_VERTEX_ATTRIB_TEXCOORD)
{
element_count = 2;
}
else
{
ERR("Invalid vertex attrib.");
return;
}
if (f->vertices[attrib].owns_data && f->vertices[attrib].data)
free(f->vertices[attrib].data);
f->vertices[attrib].size = 0;
f->vertices[attrib].stride = stride;
f->vertices[attrib].data = (void *)data;
f->vertices[attrib].owns_data = EINA_FALSE;
f->vertices[attrib].element_count = element_count;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_VERTEX_DATA, NULL);
}
EOLIAN static void
_evas_canvas3d_mesh_frame_vertex_data_copy_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, int frame, Evas_Canvas3D_Vertex_Attrib attrib, int stride, const void *data)
{
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, frame);
Evas_Canvas3D_Vertex_Buffer *vb;
int size, element_count;
if (f == NULL)
{
ERR("Not existing mesh frame.");
return;
}
if (attrib == EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION)
{
element_count = 3;
}
else if (attrib == EVAS_CANVAS3D_VERTEX_ATTRIB_NORMAL)
{
element_count = 3;
}
else if (attrib == EVAS_CANVAS3D_VERTEX_ATTRIB_TANGENT)
{
element_count = 3;
}
else if (attrib == EVAS_CANVAS3D_VERTEX_ATTRIB_COLOR)
{
element_count = 4;
}
else if (attrib == EVAS_CANVAS3D_VERTEX_ATTRIB_TEXCOORD)
{
element_count = 2;
}
else
{
ERR("Invalid vertex attrib.");
return;
}
vb = &f->vertices[attrib];
size = element_count * sizeof(float) * pd->vertex_count;
if (!vb->owns_data || vb->size < size)
{
if (vb->owns_data && vb->data)
free(vb->data);
vb->data = malloc(size);
if (vb->data == NULL)
{
vb->element_count = 0;
vb->size = 0;
vb->stride = 0;
vb->owns_data = EINA_FALSE;
ERR("Failed to allocate memory.");
return;
}
vb->size = size;
vb->owns_data = EINA_TRUE;
}
vb->element_count = element_count;
vb->stride = 0;
if (data == NULL)
return;
if (stride == 0 || stride == (int)(element_count * sizeof(float)))
{
memcpy(vb->data, data, size);
}
else
{
int i;
float *dst = (float *)vb->data;
float *src = (float *)data;
if (element_count == 2)
{
for (i = 0; i <pd->vertex_count; i++)
{
*dst++ = src[0];
*dst++ = src[1];
src = (float *)((char *)src + stride);
}
}
else if (element_count == 3)
{
for (i = 0; i <pd->vertex_count; i++)
{
*dst++ = src[0];
*dst++ = src[1];
*dst++ = src[2];
src = (float *)((char *)src + stride);
}
}
else if (element_count == 4)
{
for (i = 0; i <pd->vertex_count; i++)
{
*dst++ = src[0];
*dst++ = src[1];
*dst++ = src[2];
*dst++ = src[3];
src = (float *)((char *)src + stride);
}
}
}
if (attrib == EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION &&
!evas_canvas3d_mesh_aabb_add_to_frame(pd, frame, stride))
{
ERR("Axis-Aligned Bounding Box wasn't added in frame %d ", frame);
}
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_VERTEX_DATA, NULL);
}
EOLIAN static void *
_evas_canvas3d_mesh_frame_vertex_data_map(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd, int frame, Evas_Canvas3D_Vertex_Attrib attrib)
{
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, frame);
if (f == NULL)
{
ERR("Not existing mesh frame.");
return NULL;
}
if (f->vertices[attrib].mapped)
{
ERR("Try to map already mapped data.");
return NULL;
}
f->vertices[attrib].mapped = EINA_TRUE;
return f->vertices[attrib].data;
}
EOLIAN static void
_evas_canvas3d_mesh_frame_vertex_data_unmap(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd, int frame, Evas_Canvas3D_Vertex_Attrib attrib)
{
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, frame);
if (f == NULL)
{
ERR("Not existing mesh frame.");
return;
}
if (!f->vertices[attrib].mapped)
{
ERR("Try to unmap data which is not mapped yet.");
return;
}
f->vertices[attrib].mapped = EINA_FALSE;
}
EOLIAN static int
_evas_canvas3d_mesh_frame_vertex_stride_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd, int frame, Evas_Canvas3D_Vertex_Attrib attrib)
{
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, frame);
if (f == NULL)
{
ERR("Not existing mesh frame.");
return 0;
}
return f->vertices[attrib].stride;
}
EOLIAN static void
_evas_canvas3d_mesh_index_data_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, Evas_Canvas3D_Index_Format format, int count, const void *indices)
{
if (pd->owns_indices && pd->indices)
free(pd->indices);
pd->index_format = format;
pd->index_count = count;
pd->index_size = 0;
pd->indices = (void *)indices;
pd->owns_indices = EINA_FALSE;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_INDEX_DATA, NULL);
}
EOLIAN static void
_evas_canvas3d_mesh_index_data_copy_set(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd, Evas_Canvas3D_Index_Format format, int count, const void *indices)
{
int size;
if (format == EVAS_CANVAS3D_INDEX_FORMAT_UNSIGNED_BYTE)
{
size = count * sizeof(unsigned char);
}
else if (format == EVAS_CANVAS3D_INDEX_FORMAT_UNSIGNED_SHORT)
{
size = count * sizeof(unsigned short);
}
else
{
ERR("Invalid index format.");
return;
}
if (!pd->owns_indices || pd->index_size < size)
{
if (pd->owns_indices && pd->indices)
free(pd->indices);
pd->indices = malloc(size);
if (pd->indices == NULL)
{
ERR("Failed to allocate memory.");
return;
}
pd->index_size = size;
pd->owns_indices = EINA_TRUE;
}
pd->index_format = format;
pd->index_count = count;
if (indices)
memcpy(pd->indices, indices, size);
}
EOLIAN static Evas_Canvas3D_Index_Format
_evas_canvas3d_mesh_index_format_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
return pd->index_format;
}
EOLIAN static int
_evas_canvas3d_mesh_index_count_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
return pd->index_count;
}
EOLIAN static void *
_evas_canvas3d_mesh_index_data_map(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
if (pd->index_mapped)
{
ERR("Try to map already mapped data.");
return NULL;
}
pd->index_mapped = EINA_TRUE;
return pd->indices;
}
EOLIAN static void
_evas_canvas3d_mesh_index_data_unmap(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
if (!pd->index_mapped)
{
ERR("Try to unmap data which is not mapped yet.");
return;
}
pd->index_mapped = EINA_FALSE;
}
EOLIAN static void
_evas_canvas3d_mesh_vertex_assembly_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, Evas_Canvas3D_Vertex_Assembly assembly)
{
pd->assembly = assembly;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_VERTEX_ASSEMBLY, NULL);
}
EOLIAN static Evas_Canvas3D_Vertex_Assembly
_evas_canvas3d_mesh_vertex_assembly_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
return pd->assembly;
}
EOLIAN static void
_evas_canvas3d_mesh_fog_color_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, Evas_Real r, Evas_Real g, Evas_Real b, Evas_Real a)
{
evas_color_set(&pd->fog_color, r, g, b, a);
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_FOG, NULL);
}
EOLIAN static void
_evas_canvas3d_mesh_fog_color_get(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd,
Evas_Real *r, Evas_Real *g, Evas_Real *b, Evas_Real *a)
{
if (r) *r = pd->fog_color.r;
if (g) *g = pd->fog_color.g;
if (b) *b = pd->fog_color.b;
if (a) *a = pd->fog_color.a;
}
EOLIAN static void
_evas_canvas3d_mesh_fog_enable_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, Eina_Bool enabled)
{
pd->fog_enabled = enabled;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_FOG, NULL);
}
EOLIAN static Eina_Bool
_evas_canvas3d_mesh_fog_enable_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
return pd->fog_enabled;
}
EOLIAN static void
_evas_canvas3d_mesh_blending_enable_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, Eina_Bool blending)
{
pd->blending = blending;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_BLENDING, NULL);
}
EOLIAN static Eina_Bool
_evas_canvas3d_mesh_blending_enable_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
return pd->blending;
}
EOLIAN static void
_evas_canvas3d_mesh_blending_func_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, Evas_Canvas3D_Blend_Func sfactor, Evas_Canvas3D_Blend_Func dfactor)
{
pd->blend_sfactor = sfactor;
pd->blend_dfactor = dfactor;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_BLENDING, NULL);
}
EOLIAN static void
_evas_canvas3d_mesh_blending_func_get(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd,
Evas_Canvas3D_Blend_Func *sfactor, Evas_Canvas3D_Blend_Func *dfactor)
{
if (sfactor) *sfactor = pd->blend_sfactor;
if (dfactor) *dfactor = pd->blend_dfactor;
}
EOLIAN static void
_evas_canvas3d_mesh_alpha_func_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, Evas_Canvas3D_Comparison comparison,
Evas_Real ref_value)
{
if (pd->alpha_comparison == comparison &&
(EINA_DBL_EQ(pd->alpha_ref_value, ref_value)))
return;
pd->alpha_comparison = comparison;
pd->alpha_ref_value = ref_value;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_ALPHA_TEST, NULL);
}
EOLIAN static void
_evas_canvas3d_mesh_alpha_func_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd,
Evas_Canvas3D_Comparison *comparison,
Evas_Real *ref_value)
{
if (comparison) *comparison = pd->alpha_comparison;
if (ref_value) *ref_value = pd->alpha_ref_value;
}
EOLIAN static void
_evas_canvas3d_mesh_alpha_test_enable_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, Eina_Bool enabled)
{
pd->alpha_test_enabled = enabled;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_ALPHA_TEST, NULL);
}
EOLIAN static Eina_Bool
_evas_canvas3d_mesh_alpha_test_enable_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
return pd->alpha_test_enabled;
}
EOLIAN static void
_evas_canvas3d_mesh_efl_file_unload(Eo *obj, Evas_Canvas3D_Mesh_Data *pd)
{
efl_file_unload(efl_super(obj, MY_CLASS));
_mesh_fini(pd);
}
EOLIAN static Eina_Error
_evas_canvas3d_mesh_efl_file_load(Eo *obj, Evas_Canvas3D_Mesh_Data *pd)
{
const Eina_File *f;
Eina_Error err;
if (efl_file_loaded_get(obj)) return 0;
err = efl_file_load(efl_super(obj, MY_CLASS));
if (err) return err;
_mesh_fini(pd);
_mesh_init(pd);
f = efl_file_mmap_get(obj);
if (f == NULL) return EFL_GFX_IMAGE_LOAD_ERROR_DOES_NOT_EXIST;
evas_common_load_model_from_eina_file(obj, f);
return 0;
}
EOLIAN static Eina_Bool
_evas_canvas3d_mesh_efl_file_save_save(const Eo *obj, Evas_Canvas3D_Mesh_Data *pd,
const char *file,
const char *key EINA_UNUSED,
const Efl_File_Save_Info *info EINA_UNUSED)
{
if ((file == NULL) || (obj == NULL) || (pd == NULL)) return EINA_FALSE;
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, 0);
if (f == NULL)
{
ERR("Not existing mesh frame.");
return EINA_FALSE;
}
evas_common_save_model_to_file(obj, file, f);
return EINA_TRUE;
}
EOLIAN static void
_evas_canvas3d_mesh_from_primitive_set(Eo *obj,
Evas_Canvas3D_Mesh_Data *pd EINA_UNUSED,
int frame,
Eo *primitive)
{
if ((primitive == NULL) || (obj == NULL)) return;
Evas_Canvas3D_Primitive_Data *ppd = efl_data_scope_get(primitive, EVAS_CANVAS3D_PRIMITIVE_CLASS);
evas_common_set_model_from_primitive(obj, frame, ppd);
}
void
evas_canvas3d_mesh_interpolate_position_get(Eina_Vector3 *out, const Evas_Canvas3D_Vertex_Buffer *pos0, const Evas_Canvas3D_Vertex_Buffer *pos1,
Evas_Real weight, int index)
{
if (pos1->data == NULL)
{
float *ptr;
if (pos0->stride != 0)
ptr = (float *)((char *)pos0->data + pos0->stride * index);
else
ptr = (float *)pos0->data + 3 * index;
out->x = ptr[0];
out->y = ptr[1];
out->z = ptr[2];
}
else
{
float *ptr0, *ptr1;
if (pos0->stride != 0)
ptr0 = (float *)((char *)pos0->data + pos0->stride * index);
else
ptr0 = (float *)pos0->data + 3 * index;
if (pos1->stride != 0)
ptr1 = (float *)((char *)pos1->data + pos1->stride * index);
else
ptr1 = (float *)pos1->data + 3 * index;
out->x = ptr0[0] * weight + ptr1[0] * (1.0 - weight);
out->y = ptr0[1] * weight + ptr1[1] * (1.0 - weight);
out->z = ptr0[2] * weight + ptr1[2] * (1.0 - weight);
}
}
static inline void
_mesh_frame_find(Evas_Canvas3D_Mesh *mesh, int frame,
Eina_List **l, Eina_List **r)
{
Eina_List *left, *right;
Evas_Canvas3D_Mesh_Frame *f0 = NULL, *f1;
Evas_Canvas3D_Mesh_Data *pdmesh = efl_data_scope_get(mesh, EVAS_CANVAS3D_MESH_CLASS);
left = pdmesh->frames;
right = eina_list_next(left);
while (right)
{
f0 = (Evas_Canvas3D_Mesh_Frame *)eina_list_data_get(left);
f1 = (Evas_Canvas3D_Mesh_Frame *)eina_list_data_get(right);
if (frame >= f0->frame && frame <= f1->frame)
break;
left = right;
right = eina_list_next(left);
}
if (right == NULL)
{
if (f0 && frame <= f0->frame)
{
*l = NULL;
*r = left;
}
else
{
*l = left;
*r = NULL;
}
return;
}
*l = left;
*r = right;
}
void
evas_canvas3d_mesh_interpolate_vertex_buffer_get(Evas_Canvas3D_Mesh *mesh, int frame,
Evas_Canvas3D_Vertex_Attrib attrib,
Evas_Canvas3D_Vertex_Buffer *buf0,
Evas_Canvas3D_Vertex_Buffer *buf1,
Evas_Real *weight)
{
Eina_List *l, *r;
const Evas_Canvas3D_Mesh_Frame *f0 = NULL, *f1 = NULL;
_mesh_frame_find(mesh, frame, &l, &r);
while (l)
{
f0 = (const Evas_Canvas3D_Mesh_Frame *)eina_list_data_get(l);
if (f0->vertices[attrib].data != NULL)
break;
l = eina_list_prev(l);
f0 = NULL;
}
while (r)
{
f1 = (const Evas_Canvas3D_Mesh_Frame *)eina_list_data_get(r);
if (f1->vertices[attrib].data != NULL)
break;
r = eina_list_next(r);
f1 = NULL;
}
if (f0 == NULL && f1 == NULL)
return;
if (f0 == NULL)
{
f0 = f1;
}
else if (f1 != NULL)
{
if (frame == f0->frame)
{
f1 = NULL;
}
else if (frame == f1->frame)
{
f0 = f1;
f1 = NULL;
}
}
buf0->data = f0->vertices[attrib].data;
buf0->stride = f0->vertices[attrib].stride;
buf0->size = f0->vertices[attrib].size;
if (f1)
{
buf1->data = f1->vertices[attrib].data;
buf1->stride = f1->vertices[attrib].stride;
buf1->size = f1->vertices[attrib].size;
*weight = (f1->frame - frame) / (Evas_Real)(f1->frame - f0->frame);
}
else
{
buf1->data = NULL;
buf1->stride = 0;
buf1->size = 0;
*weight = 1.0;
}
}
EOLIAN static Eina_Bool
_evas_canvas3d_mesh_color_pick_enable_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
return pd->color_pick_enabled;
}
EOLIAN static void
_evas_canvas3d_mesh_color_pick_enable_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd, Eina_Bool enabled)
{
if (pd->color_pick_enabled != enabled)
pd->color_pick_enabled = enabled;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_COLOR_PICK, NULL);
}
EOLIAN static void
_evas_canvas3d_mesh_shadows_edges_filtering_set(Eo *obj, Evas_Canvas3D_Mesh_Data *pd,
int blur_level, Evas_Real edges_size)
{
if (blur_level > 0)
pd->shadows_edges_filtering_level = blur_level;
if (edges_size >= 0)
pd->shadows_edges_size = edges_size;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_SHADOWS_EDGES_FILTERING, NULL);
}
EOLIAN static void
_evas_canvas3d_mesh_shadows_edges_filtering_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd,
int *blur_level, Evas_Real *edges_size)
{
if (blur_level) *blur_level = pd->shadows_edges_filtering_level;
if (edges_size) *edges_size = pd->shadows_edges_size;
}
EOLIAN static void
_evas_canvas3d_mesh_shadows_constant_bias_set(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd,
Evas_Real bias)
{
if (!EINA_DBL_EQ(pd->shadows_constant_bias, bias))
{
pd->shadows_constant_bias = bias;
evas_canvas3d_object_change(obj, EVAS_CANVAS3D_STATE_MESH_SHADOWS_CONSTANT_BIAS, NULL);
}
}
EOLIAN static Evas_Real
_evas_canvas3d_mesh_shadows_constant_bias_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd)
{
return pd->shadows_constant_bias;
}
EOLIAN static void
_evas_canvas3d_mesh_convex_hull_data_get(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd,
int frame, Eina_Inarray *vertex, Eina_Inarray *index)
{
int stride;
Evas_Canvas3D_Mesh_Frame *f = evas_canvas3d_mesh_frame_find(pd, frame);
if (!f)
{
ERR("Not existing mesh frame %d %s", __LINE__, __FILE__);
return;
}
if (f->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION].stride != 0)
stride = f->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION].stride / sizeof(float);
else
stride = 3;
float *data = (float *)f->vertices[EVAS_CANVAS3D_VERTEX_ATTRIB_POSITION].data;
evas_convex_hull_get(data, pd->vertex_count, stride, vertex, index);
return;
}
EOLIAN static void
_evas_canvas3d_mesh_lod_boundary_set(Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd,
Evas_Real near_lod, Evas_Real far_lod)
{
pd->near_lod_boundary = near_lod;
pd->far_lod_boundary = far_lod;
}
EOLIAN static void
_evas_canvas3d_mesh_lod_boundary_get(const Eo *obj EINA_UNUSED, Evas_Canvas3D_Mesh_Data *pd,
Evas_Real *near_lod, Evas_Real *far_lod)
{
*near_lod = pd->near_lod_boundary;
*far_lod = pd->far_lod_boundary;
}
#include "canvas/evas_canvas3d_mesh.eo.c"
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