00001 00002 // Copyright 1986-2009 by mental images GmbH, Fasanenstr. 81, D-10623 Berlin, 00003 // Germany. All rights reserved. 00005 // Created: 27.02.08 00006 // Module: api 00007 // Purpose: mental ray C++ shader interface extensions 00009 00018 00019 00020 #ifndef SHADER_FRAMEBUFFER_H 00021 #define SHADER_FRAMEBUFFER_H 00022 #include "mi_shader_if.h" 00023 00024 namespace mi { 00025 namespace shader_v3 { 00026 00027 00039 class Framebuffer { 00040 public: 00045 virtual bool set( 00046 const char *buffer, 00047 const char *param, 00048 const bool value) = 0; 00049 00054 virtual bool set( 00055 const char *buffer, 00056 const char *param, 00057 const float value) = 0; 00058 00063 virtual bool set( 00064 const char *buffer, 00065 const char *param, 00066 const int value) = 0; 00067 00072 virtual bool set( 00073 const char *buffer, 00074 const char *param, 00075 const char *value) = 0; 00076 00083 virtual bool get( 00084 const char *buffer, 00085 const char *param, 00086 bool &value) const = 0; 00087 00094 virtual bool get( 00095 const char *buffer, 00096 const char *param, 00097 float &value) const = 0; 00098 00105 virtual bool get( 00106 const char *buffer, 00107 const char *param, 00108 int &value) const = 0; 00109 00116 virtual bool get( 00117 const char *buffer, 00118 const char *param, 00119 const char *&value) const = 0; 00120 00127 virtual bool get_index(const char *buffer, size_t &index) const = 0; 00128 00132 virtual bool reset() = 0; 00133 00135 virtual void echo(FILE *) const = 0; 00136 00140 virtual bool get_buffercount(size_t &buffercount) const = 0; 00141 00148 virtual bool get_buffername(size_t num, const char *&name) const = 0; 00149 00153 virtual bool remove(const char *buffer) = 0; 00154 }; 00155 00160 class Access_fb { 00161 public: 00164 Access_fb( 00165 miTag tag); 00166 00168 ~Access_fb(); 00169 00171 const Framebuffer * operator->() const; 00172 private: 00173 Access_fb(); 00174 Access_fb(const Access_fb &); 00175 const Access_fb & operator=(const Access_fb &); 00176 mi::shader_v3::Interface *m_iface; 00177 const Framebuffer *const m_fb; 00178 const miTag m_tag; 00179 }; 00180 00181 00185 00186 class Edit_fb { 00187 public: 00190 Edit_fb( 00191 miTag tag); 00192 00194 ~Edit_fb(); 00195 00197 Framebuffer * operator->() const; 00198 private: 00199 Edit_fb(); 00200 Edit_fb(const Edit_fb &); 00201 const Edit_fb & operator=(const Edit_fb &); 00202 mi::shader_v3::Interface *m_iface; 00203 Framebuffer *const m_fb; 00204 const miTag m_tag; 00205 }; 00206 00209 inline Access_fb::Access_fb( 00210 miTag tag) 00211 : m_iface(mi_get_shader_interface()) 00212 , m_fb(m_iface->accessFramebuffer(tag)) 00213 , m_tag(tag) 00214 { 00215 } 00216 00217 inline Access_fb::~Access_fb() 00218 { 00219 if (m_fb != 0) { 00220 m_iface->releaseFramebuffer(m_fb, m_tag); 00221 } 00222 m_iface->release(); 00223 } 00224 00225 inline const Framebuffer * Access_fb::operator->() const 00226 { 00227 return m_fb; 00228 } 00229 00232 inline Edit_fb::Edit_fb( 00233 miTag tag) 00234 : m_iface(mi_get_shader_interface()) 00235 , m_fb(m_iface->editFramebuffer(tag)) 00236 , m_tag(tag) 00237 { 00238 } 00239 00240 inline Edit_fb::~Edit_fb() 00241 { 00242 if (m_fb != 0) { 00243 m_iface->releaseFramebuffer(m_fb, m_tag); 00244 } 00245 m_iface->release(); 00246 } 00247 00248 inline Framebuffer * Edit_fb::operator->() const 00249 { 00250 return m_fb; 00251 } 00252 00253 00254 }} 00255 00256 #endif //SHADER_FRAMEBUFFER_H
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mental images GmbH