1 #ifndef MSP_GL_PROGRAM_H_
2 #define MSP_GL_PROGRAM_H_
7 #include <msp/datafile/objectloader.h>
9 #include "reflectdata.h"
15 A complete shader program. Programs can be assembled of individual Shaders or
16 generated with a set of standard features.
20 friend class PipelineState;
23 class Loader: public DataFile::CollectionObjectLoader<Program>
26 Loader(Program &, Collection &);
29 void module(const std::string &);
33 class SpecializationLoader: public DataFile::Loader
36 std::map<std::string, int> &spec_values;
38 static ActionMap shared_actions;
41 SpecializationLoader(std::map<std::string, int> &);
44 virtual void init_actions();
46 void specialize_bool(const std::string &, bool);
47 void specialize_int(const std::string &, int);
60 std::map<std::string, unsigned> textures;
61 std::map<std::string, unsigned> blocks;
62 std::map<unsigned, int> spec_values;
67 using FuncPtr = void (*)(unsigned, unsigned, const void *);
73 UniformCall(unsigned l, unsigned s, FuncPtr f): location(l), size(s), func(f) { }
77 unsigned stage_ids[MAX_STAGES];
79 ReflectData reflect_data;
80 std::vector<UniformCall> uniform_calls;
81 std::string debug_name;
84 /// Constructs an empty Program with no shader stages attached.
87 /// Constructs a Program from a Module, with specialization constants.
88 Program(const Module &, const std::map<std::string, int> & = std::map<std::string, int>());
95 void add_stages(const Module &, const std::map<std::string, int> & = std::map<std::string, int>());
97 bool has_stages() const;
98 unsigned add_stage(Stage);
99 void add_glsl_stages(const GlslModule &, const std::map<std::string, int> &, TransientData &);
100 void compile_glsl_stage(const GlslModule &, unsigned);
101 void add_spirv_stages(const SpirVModule &, const std::map<std::string, int> &, TransientData &);
103 void finalize(const Module &, const TransientData &);
104 void query_uniforms();
105 void query_uniform_blocks(const std::vector<ReflectData::UniformInfo *> &);
106 void query_attributes();
107 void collect_uniforms(const SpirVModule &, const std::map<unsigned, int> &);
108 void collect_block_uniforms(const SpirVModule::Structure &, const std::string &, unsigned, const std::map<unsigned, int> &, std::vector<std::string> &);
109 void collect_attributes(const SpirVModule &);
112 ReflectData::LayoutHash get_uniform_layout_hash() const { return reflect_data.layout_hash; }
113 const std::vector<ReflectData::UniformBlockInfo> &get_uniform_blocks() const { return reflect_data.uniform_blocks; }
114 const ReflectData::UniformBlockInfo &get_uniform_block_info(const std::string &) const;
115 const std::vector<ReflectData::UniformInfo> &get_uniforms() const { return reflect_data.uniforms; }
116 const ReflectData::UniformInfo &get_uniform_info(const std::string &) const;
117 const ReflectData::UniformInfo &get_uniform_info(Tag) const;
118 int get_uniform_location(const std::string &) const;
119 int get_uniform_location(Tag) const;
120 int get_uniform_binding(Tag) const;
121 const std::vector<ReflectData::AttributeInfo> &get_attributes() const { return reflect_data.attributes; }
122 const ReflectData::AttributeInfo &get_attribute_info(const std::string &) const;
123 int get_attribute_location(const std::string &) const;
125 void set_debug_name(const std::string &);
127 void set_stage_debug_name(unsigned, Stage);