114 lines
2.7 KiB
C
114 lines
2.7 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file dxShaderContext9.h
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* @author aignacio
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* @date 2006-01
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*/
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#ifndef DXSHADERCONTEXT9_H
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#define DXSHADERCONTEXT9_H
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#include "dtool_config.h"
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#include "pandabase.h"
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#include "string_utils.h"
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#include "internalName.h"
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#include "shader.h"
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#include "shaderContext.h"
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class VertexElementArray;
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class DXGraphicsStateGuardian9;
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// Caution: adding HLSL support is going to be tricky, as the parsing needs to
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// be done in the cull thread, which cannot use the DX API. - Josh
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//
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//
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// typedef struct
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// {
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// int vertex_shader;
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// int total_constant_descriptions;
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// D3DXCONSTANT_DESC *constant_description_array;
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// }
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// DX_PARAMETER;
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//
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// typedef struct
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// {
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// int state;
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// union
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// {
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// DIRECT_3D_VERTEX_SHADER direct_3d_vertex_shader;
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// DIRECT_3D_PIXEL_SHADER direct_3d_pixel_shader;
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// };
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// LPD3DXCONSTANTTABLE constant_table;
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// D3DXCONSTANTTABLE_DESC constant_table_description;
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//
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// int total_semantics;
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// D3DXSEMANTIC *semantic_array;
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// }
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// DIRECT_3D_SHADER;
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/**
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* xyz
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*/
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class EXPCL_PANDADX DXShaderContext9 : public ShaderContext {
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public:
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typedef DXGraphicsStateGuardian9 GSG;
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DXShaderContext9(Shader *s, GSG *gsg);
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~DXShaderContext9();
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INLINE bool valid(GSG *gsg);
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bool bind(GSG *gsg);
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void unbind(GSG *gsg);
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void issue_parameters(GSG *gsg, int altered);
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void issue_transform(GSG *gsg);
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void disable_shader_vertex_arrays(GSG *gsg);
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bool update_shader_vertex_arrays(DXShaderContext9 *prev, GSG *gsg,
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bool force);
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void disable_shader_texture_bindings(GSG *gsg);
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void update_shader_texture_bindings(DXShaderContext9 *prev, GSG *gsg);
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class VertexElementArray* _vertex_element_array;
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LPDIRECT3DVERTEXDECLARATION9 _vertex_declaration;
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int _num_bound_streams;
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// FOR DEBUGGING
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std::string _name;
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private:
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#ifdef HAVE_CG
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CGprogram _cg_program;
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pvector <CGparameter> _cg_parameter_map;
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#endif
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private:
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void release_resources(void);
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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TypedObject::init_type();
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register_type(_type_handle, "DXShaderContext9",
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TypedObject::get_class_type());
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}
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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private:
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static TypeHandle _type_handle;
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};
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#include "dxShaderContext9.I"
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#endif
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