source/effects/postprocessor.cpp

   1 #include "mesh.h"
   2 #include "meshbuilder.h"
   3 #include "postprocessor.h"
   4 #include "sampler.h"
   5 #include "shader.h"
   6
   7 namespace Msp {
   8 namespace GL {
   9
  10 WeakPtr<Mesh> PostProcessor::fullscreen_quad;
  11 WeakPtr<Sampler> PostProcessor::nearest_sampler;
  12 WeakPtr<Sampler> PostProcessor::linear_sampler;
  13
  14 void PostProcessor::render(Renderer &, const Texture2D &color, const Texture2D &depth)
  15 {
  16         render(color, depth);
  17 }
  18
  19 RefPtr<Mesh> PostProcessor::get_fullscreen_quad()
  20 {
  21         RefPtr<Mesh> mesh = fullscreen_quad;
  22         if(!mesh)
  23         {
  24                 mesh = new Mesh(VERTEX2);
  25                 MeshBuilder builder(*mesh);
  26                 builder.begin(TRIANGLE_STRIP);
  27                 builder.vertex(-1, 1);
  28                 builder.vertex(-1, -1);
  29                 builder.vertex(1, 1);
  30                 builder.vertex(1, -1);
  31                 builder.end();
  32                 fullscreen_quad = mesh;
  33         }
  34         return mesh;
  35 }
  36
  37 RefPtr<Sampler> PostProcessor::get_nearest_sampler()
  38 {
  39         RefPtr<Sampler> sampler = nearest_sampler;
  40         if(!sampler)
  41         {
  42                 sampler = new Sampler;
  43                 sampler->set_filter(NEAREST);
  44                 sampler->set_wrap(CLAMP_TO_EDGE);
  45                 nearest_sampler = sampler;
  46         }
  47         return sampler;
  48 }
  49
  50 RefPtr<Sampler> PostProcessor::get_linear_sampler()
  51 {
  52         RefPtr<Sampler> sampler = linear_sampler;
  53         if(!sampler)
  54         {
  55                 sampler = new Sampler;
  56                 sampler->set_filter(LINEAR);
  57                 sampler->set_wrap(CLAMP_TO_EDGE);
  58                 linear_sampler = sampler;
  59         }
  60         return sampler;
  61 }
  62
  63
  64 PostProcessor::Template::Template():
  65         size_divisor(1)
  66 { }
  67
  68
  69 PostProcessor::Template::Loader::Loader(Template &t):
  70         DataFile::ObjectLoader<Template>(t)
  71 {
  72         add("size_divisor", &Template::size_divisor);
  73 }
  74
  75 } // namespace GL
  76 } // namespace Msp