98 lines
1.9 KiB
C++
98 lines
1.9 KiB
C++
#pragma once
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#ifndef REAL_BUILD
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# include "externals.hh"
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#endif
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/*= COMMON PROPERTIES ========================================================*/
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// Type of shader
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enum class E_ShaderType {
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VERTEX , FRAGMENT , GEOMETRY ,
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COMPUTE ,
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__COUNT__
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};
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// Errors in shader code - the errors it represents may come from either
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// the input loader, the shader loader or the driver.
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struct T_ShaderError
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{
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T_String source;
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uint32_t line;
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T_String error;
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T_ShaderError( ) = default;
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T_ShaderError( T_String source ,
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const uint32_t line ,
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T_String error )
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: source( std::move( source ) ) , line( line ) ,
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error( std::move( error ) )
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{ }
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T_ShaderError( T_String source ,
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const uint32_t line ,
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T_StringBuilder& error )
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: source( std::move( source ) ) , line( line ) ,
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error( std::move( error ) )
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{ }
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};
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/*= INPUT FILES ==============================================================*/
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// Type of input chunk
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enum class E_ShaderInputChunk {
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CODE ,
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INCLUDE ,
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};
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// Input chunk data
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struct T_ShaderInputChunk
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{
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E_ShaderInputChunk type;
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T_String text;
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uint32_t lines;
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T_ShaderInputChunk( ) = default;
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T_ShaderInputChunk(
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const E_ShaderInputChunk type ,
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T_String text ,
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const uint32_t lines )
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: type( type ) , text( std::move( text ) ) , lines( lines )
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{ }
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};
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// Input file type
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enum class E_ShaderInput {
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CHUNK , // Chunk that may be repeated
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LIBRARY , // Library (will only be loaded once)
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// "Main" shader source files
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VERTEX , FRAGMENT , GEOMETRY ,
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COMPUTE
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};
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// Preprocessing errors
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struct T_ShaderInputError
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{
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uint32_t line;
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T_String error;
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T_ShaderInputError(
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const uint32_t line ,
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T_String error )
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: line( line ) , error( std::move( error ) )
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{ }
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};
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// Source file
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struct T_ShaderInput
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{
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E_ShaderInput type = E_ShaderInput::CHUNK;
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T_Array< T_ShaderInputChunk > chunks;
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T_Array< T_ShaderInputError > errors;
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bool load( T_String const& path );
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};
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using P_ShaderInput = T_OwnPtr< T_ShaderInput >;
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