roast_ex/include/roast/graphics/directx/dx10/shader.hpp

   1 //      Roast+ License
   2
   3 #ifndef __SFJP_ROAST_EX__graphics__directx__dx10__shader_HPP__
   4 #define __SFJP_ROAST_EX__graphics__directx__dx10__shader_HPP__
   5
   6 #include "roast/graphics/directx/dx10/device.hpp"
   7 #include "roast/graphics/directx/dx10/buffer.hpp"
   8
   9 namespace roast
  10 {
  11         namespace directx
  12         {
  13                 namespace dx10
  14                 {
  15                         namespace graphics
  16                         {
  17                                 ///////////////////////////////////////////////////////////////////////////
  18
  19                                 class shader_device
  20                                 {
  21                                 public:
  22                                         enum exception_codes
  23                                         {
  24                                                 exception_codes__head = exception_code_root::shader,
  25
  26                                                 buffer__CreateBuffer_Failed
  27                                         };
  28                                 protected:
  29                                         device& m_dev;
  30
  31                                 public:
  32                                         shader_device(device &d) : m_dev(d)
  33                                         {
  34                                         }
  35
  36                                         ///////////////
  37
  38                                         template <typename VERTEX_TYPE>
  39                                         void set_vertex_buffer(const input_vertex_buffer<VERTEX_TYPE> &vb)// const OK...?
  40                                         {
  41                                                 typename const input_vertex_buffer<VERTEX_TYPE>::_IfType *buffer_ptr = vb.get_buffer_ptr();
  42                                                 UINT stride = sizeof(VERTEX_TYPE);
  43                                                 UINT offset = 0;
  44                                                 m_dev.get_d3ddevice_ptr()->IASetVertexBuffers( 0, 1, (ID3D10Buffer *const *)&buffer_ptr, &stride, &offset );
  45                                         }
  46
  47                                         void set_primitive_topology(::D3D10_PRIMITIVE_TOPOLOGY topology)
  48                                         {
  49                                                 m_dev.get_d3ddevice_ptr()->IASetPrimitiveTopology(topology);
  50                                         }
  51
  52                                         void draw(UINT vertex_count, UINT vertex_offset=0)
  53                                         {
  54                                                 m_dev.get_d3ddevice_ptr()->Draw(vertex_count, vertex_offset);
  55                                         }
  56
  57                                         void draw_primitive(::D3D10_PRIMITIVE_TOPOLOGY topology, UINT vertex_count, UINT vertex_offset=0)
  58                                         {
  59                                                 set_primitive_topology(topology);
  60                                                 draw(vertex_count, vertex_offset);
  61                                         }
  62                                 };
  63                                 typedef shader_device render_device, renderer;
  64
  65                                 ///////////////////////////////////////////////////////////////////////////
  66                         }
  67                 }
  68         }
  69 }
  70
  71 #endif//__SFJP_ROAST_EX__graphics__directx__dx10__shader_HPP__