git.mutantstargoat.com Git - demo/blob - src/morph_renderer.cc

   1 #include "global.h"
   2 #include "morph_renderer.h"
   3 #include "scene.h"
   4 #include "shader.h"
   5 #include "shader_manager.h"
   6
   7 MorphRenderer::MorphRenderer()
   8 {
   9         scene = 0;
  10         camera = 0;
  11         sprog = 0;
  12
  13         /* we won't use them */
  14         skytex = 0;
  15         dskytex = 0;
  16 }
  17
  18 MorphRenderer::~MorphRenderer()
  19 {
  20 }
  21
  22 bool MorphRenderer::create()
  23 {
  24         if(!(sprog = sdr_man->create_shader_program("morphing.v.glsl", "morphing.f.glsl"))) {
  25                 return false;
  26         }
  27
  28         /* getting material uniform locations: diffuse, specular, specular exponent (strength) */
  29
  30         diff_loc = sprog->get_uniform_location("diffuse");
  31         spec_loc = sprog->get_uniform_location("specular");
  32         shin_loc = sprog->get_uniform_location("shininess");
  33         t_loc = sprog->get_uniform_location("t");
  34
  35         /* uniform locations for matrices */
  36
  37         mmviewproj_loc = sprog->get_uniform_location("mmviewproj");
  38         mview_loc = sprog->get_uniform_location("mview");
  39
  40         return true;
  41 }
  42
  43 void MorphRenderer::draw() const
  44 {
  45         if(!camera || !scene)
  46                 return;
  47
  48         if(!sprog->link())
  49                 return;
  50
  51         sprog->use();
  52
  53         for(size_t i=0; i<scene->objects.size(); i++) {
  54                 draw_object(scene->objects[i]);
  55         }
  56 }
  57
  58 void MorphRenderer::draw_object(Object *object) const
  59 {
  60         float t =  (sin(time_sec) + 1) * 0.5;
  61
  62         if(t_loc != -1)
  63                 sprog->set_uniformf(t_loc, t);
  64
  65         Renderer::draw_object(object);
  66 }