git.mutantstargoat.com Git - vrfileman/blob - src/icon.cc

   1 #include <string.h>
   2 #include "icon.h"
   3 #include "fs.h"
   4 #include "meshgen.h"
   5 #include "mesh.h"
   6
   7 IconRenderer::~IconRenderer()
   8 {
   9 }
  10
  11 bool IconRenderer::init()
  12 {
  13         return true;
  14 }
  15
  16 void IconRenderer::shutdown()
  17 {
  18 }
  19
  20
  21 // Shapes icon renderer
  22 enum {
  23         SHAPE_SPHERE,
  24         SHAPE_BOX,
  25         SHAPE_TORUS,
  26         SHAPE_CONE,
  27         NUM_SHAPES
  28 };
  29
  30 struct ShapesIconsPriv {
  31         Mesh *shape[NUM_SHAPES];
  32 };
  33
  34 ShapesIcons::ShapesIcons()
  35 {
  36         priv = new ShapesIconsPriv;
  37         memset(priv, 0, sizeof *priv);
  38 }
  39
  40 ShapesIcons::~ShapesIcons()
  41 {
  42         shutdown();
  43         delete priv;
  44 }
  45
  46 bool ShapesIcons::init()
  47 {
  48         const float s = 0.12;
  49
  50         for(int i=0; i<NUM_SHAPES; i++) {
  51                 priv->shape[i] = new Mesh;
  52         }
  53
  54         Mat4 xform;
  55
  56         gen_geosphere(priv->shape[SHAPE_SPHERE], 0.5 * s, 0);
  57         gen_box(priv->shape[SHAPE_BOX], 0.7 * s, 0.7 * s, 0.7 * s);
  58         gen_torus(priv->shape[SHAPE_TORUS], 0.4 * s, 0.1 * s, 12, 6);
  59
  60         gen_cone(priv->shape[SHAPE_CONE], 0.5 * s, 1.0 * s, 8, 2, 1);
  61         xform.translation(0, -0.33 * s, 0);
  62         priv->shape[SHAPE_CONE]->apply_xform(xform, Mat4::identity);
  63
  64         return true;
  65 }
  66
  67 void ShapesIcons::shutdown()
  68 {
  69         for(int i=0; i<NUM_SHAPES; i++) {
  70                 delete priv->shape[i];
  71         }
  72 }
  73
  74 static int fstype_shape(FSNodeType type)
  75 {
  76         switch(type) {
  77         case FSTYPE_FILE:
  78                 return SHAPE_SPHERE;
  79         case FSTYPE_DIR:
  80                 return SHAPE_BOX;
  81         case FSTYPE_DEV:
  82                 return SHAPE_TORUS;
  83         default:
  84                 break;
  85         }
  86         return SHAPE_CONE;
  87 }
  88
  89 void ShapesIcons::draw(FSNode *node) const
  90 {
  91         int s = fstype_shape(node->type);
  92         priv->shape[s]->draw_wire();
  93 }