1 #include <msp/gl/immediate.h>
15 void Graphic::render(unsigned wd, unsigned ht) const
18 create_coords(0.0f-shadow.left, wd+shadow.right, border.left, border.right, slice.w-border.left-border.right, x);
19 create_coords(0.0f-shadow.bottom, ht+shadow.top, border.bottom, border.top, slice.h-border.bottom-border.top, y);
22 create_texcoords(slice.x, slice.x+slice.w, border.left, border.right, texture->get_width(), u);
23 create_texcoords(slice.y, slice.y+slice.h, border.bottom, border.top, texture->get_height(), v);
25 unsigned xmin = border.left ? 0 : 1;
26 unsigned xmax = x.size()-(border.right ? 2 : 3);
27 unsigned ymin = border.bottom ? 0 : 1;
28 unsigned ymax = y.size()-(border.top ? 2 : 3);
31 GL::Immediate imm((GL::COLOR4_UBYTE, GL::TEXCOORD2, GL::VERTEX2));
32 imm.color(1.0f, 1.0f, 1.0f);
34 for(unsigned i=ymin; i<=ymax; ++i)
36 unsigned i2 = (i==0 ? 0 : i==y.size()-2 ? 2 : 1);
37 for(unsigned j=xmin; j<=xmax; ++j)
39 unsigned j2 = (j==0 ? 0 : j==x.size()-2 ? 2 : 1);
40 imm.texcoord(u[j2], v[i2]);
41 imm.vertex(x[j], y[i]);
42 imm.texcoord(u[j2+1], v[i2]);
43 imm.vertex(x[j+1], y[i]);
44 imm.texcoord(u[j2+1], v[i2+1]);
45 imm.vertex(x[j+1], y[i+1]);
46 imm.texcoord(u[j2], v[i2+1]);
47 imm.vertex(x[j], y[i+1]);
53 void Graphic::create_coords(float low, float high, float brd1, float brd2, float block, vector<float> &coords) const
55 coords.push_back(low);
56 coords.push_back(low+brd1);
59 float space = high-low-brd1-brd2;
60 unsigned div = max(static_cast<unsigned>(space/block), 1U);
61 float delta = space/div;
62 for(unsigned i=1; i<div; ++i)
63 coords.push_back(low+brd1+delta*i);
65 coords.push_back(high-brd2);
66 coords.push_back(high);
69 void Graphic::create_texcoords(float low, float high, float brd1, float brd2, float scale, vector<float> &coords) const
71 coords.push_back(low/scale);
72 coords.push_back((low+brd1)/scale);
73 coords.push_back((high-brd2)/scale);
74 coords.push_back(high/scale);
78 Graphic::Loader::Loader(Graphic &g, Resources &r):
82 add("texture", &Loader::texture);
83 add("slice", &Loader::slice);
84 add("border", &Loader::border);
85 add("repeat", &Graphic::repeat);
86 add("shadow", &Loader::shadow);
89 void Graphic::Loader::texture(const string &n)
91 graph.texture = &res.get<GL::Texture2D>(n);
92 graph.slice = Geometry(0, 0, graph.texture->get_width(), graph.texture->get_height());
95 void Graphic::Loader::slice(unsigned x, unsigned y, unsigned w, unsigned h)
97 graph.slice = Geometry(x, y, w, h);
100 void Graphic::Loader::border()
102 load_sub(graph.border);
105 void Graphic::Loader::shadow()
107 load_sub(graph.shadow);