summaryrefslogtreecommitdiff
path: root/src/lib/ector/software/ector_renderer_software_gradient_radial.c
blob: 64d0a9df1f72bc0103018e0235f962a177b43d04 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#include <Eina.h>
#include <Ector.h>
#include <software/Ector_Software.h>

#include "ector_private.h"
#include "ector_software_private.h"

static Eina_Bool
_ector_renderer_software_gradient_radial_ector_renderer_generic_base_prepare(Eo *obj, Ector_Renderer_Software_Gradient_Data *pd)
{
   if (!pd->surface)
     {
        Ector_Renderer_Generic_Base_Data *base;

        base = eo_data_scope_get(obj, ECTOR_RENDERER_GENERIC_BASE_CLASS);
        pd->surface = eo_data_xref(base->surface, ECTOR_SOFTWARE_SURFACE_CLASS, obj);
     }

   update_color_table(pd);

   pd->radial.cx = pd->grd->radial.x;
   pd->radial.cy = pd->grd->radial.y;
   pd->radial.cradius = pd->grd->radius;

   if (!pd->grd->focal.x)
     pd->radial.fx = pd->grd->radial.x;
   else
     pd->radial.fx = pd->grd->focal.x;

   if (!pd->grd->focal.y)
     pd->radial.fy = pd->grd->radial.y;
   else
     pd->radial.fy = pd->grd->focal.y;

   pd->radial.fradius = 0;

   pd->radial.dx = pd->radial.cx - pd->radial.fx;
   pd->radial.dy = pd->radial.cy - pd->radial.fy;

   pd->radial.dr = pd->radial.cradius - pd->radial.fradius;
   pd->radial.sqrfr = pd->radial.fradius * pd->radial.fradius;

   pd->radial.a = pd->radial.dr * pd->radial.dr -
     pd->radial.dx * pd->radial.dx -
     pd->radial.dy * pd->radial.dy;
   pd->radial.inv2a = 1 / (2 * pd->radial.a);

   pd->radial.extended = (pd->radial.fradius >= 0.00001f) || pd->radial.a >= 0.00001f;

   return EINA_FALSE;
}

// Clearly duplicated and should be in a common place...
static Eina_Bool
_ector_renderer_software_gradient_radial_ector_renderer_generic_base_draw(Eo *obj EINA_UNUSED,
                                                                          Ector_Renderer_Software_Gradient_Data *pd EINA_UNUSED,
                                                                          Efl_Gfx_Render_Op op EINA_UNUSED, Eina_Array *clips EINA_UNUSED,
                                                                          unsigned int mul_col EINA_UNUSED)
{
   return EINA_TRUE;
}

// Clearly duplicated and should be in a common place...
static Eina_Bool
_ector_renderer_software_gradient_radial_ector_renderer_software_base_fill(Eo *obj EINA_UNUSED, Ector_Renderer_Software_Gradient_Data *pd)
{
   ector_software_rasterizer_radial_gradient_set(pd->surface->rasterizer, pd);
   return EINA_TRUE;
}

Eo *
_ector_renderer_software_gradient_radial_eo_base_constructor(Eo *obj,
                                                             Ector_Renderer_Software_Gradient_Data *pd)
{
   obj = eo_constructor(eo_super(obj, ECTOR_RENDERER_SOFTWARE_GRADIENT_RADIAL_CLASS));
   pd->gd  = eo_data_xref(obj, ECTOR_RENDERER_GENERIC_GRADIENT_MIXIN, obj);
   pd->gld = eo_data_xref(obj, ECTOR_RENDERER_GENERIC_GRADIENT_RADIAL_MIXIN, obj);

   return obj;
}

void
_ector_renderer_software_gradient_radial_eo_base_destructor(Eo *obj,
                                                            Ector_Renderer_Software_Gradient_Data *pd)
{
   Ector_Renderer_Generic_Base_Data *base;

   destroy_color_table(pd);

   base = eo_data_scope_get(obj, ECTOR_RENDERER_GENERIC_BASE_CLASS);
   eo_data_xunref(base->surface, pd->surface, obj);

   eo_data_xunref(obj, pd->gd, obj);
   eo_data_xunref(obj, pd->gld, obj);

   eo_destructor(eo_super(obj, ECTOR_RENDERER_SOFTWARE_GRADIENT_RADIAL_CLASS));
}

void
_ector_renderer_software_gradient_radial_efl_gfx_gradient_base_stop_set(Eo *obj, Ector_Renderer_Software_Gradient_Data *pd, const Efl_Gfx_Gradient_Stop *colors, unsigned int length)
{
   efl_gfx_gradient_stop_set(eo_super(obj, ECTOR_RENDERER_SOFTWARE_GRADIENT_RADIAL_CLASS), colors, length);

   destroy_color_table(pd);
}

static unsigned int
_ector_renderer_software_gradient_radial_ector_renderer_generic_base_crc_get(Eo *obj, Ector_Renderer_Software_Gradient_Data *pd)
{
   unsigned int crc;

   crc = ector_renderer_crc_get(eo_super(obj, ECTOR_RENDERER_SOFTWARE_GRADIENT_RADIAL_CLASS));

   crc = eina_crc((void*) pd->gd->s, sizeof (Efl_Gfx_Gradient_Spread), crc, EINA_FALSE);
   if (pd->gd->colors_count)
     crc = eina_crc((void*) pd->gd->colors, sizeof (Efl_Gfx_Gradient_Stop) * pd->gd->colors_count, crc, EINA_FALSE);
   crc = eina_crc((void*) pd->gld, sizeof (Ector_Renderer_Generic_Gradient_Radial_Data), crc, EINA_FALSE);

   return crc;
}

#include "ector_renderer_software_gradient_radial.eo.c"