| 1 | // Copyright (C) 2012-2013 ChaosForge / Kornel Kisielewicz
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| 2 | // http://chaosforge.org/
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| 3 | //
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| 4 | // This file is part of NV Libraries.
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| 5 | // For conditions of distribution and use, see copyright notice in nv.hh
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| 6 | /**
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| 7 | * @file device.hh
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| 8 | * @author Kornel Kisielewicz epyon@chaosforge.org
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| 9 | * @brief Device class
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| 10 | */
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| 11 |
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| 12 | #ifndef NV_DEVICE_HH
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| 13 | #define NV_DEVICE_HH
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| 14 |
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| 15 | #include <nv/common.hh>
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| 16 | #include <nv/string.hh>
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| 17 | #include <nv/interface/mesh.hh>
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| 18 | #include <nv/interface/vertex_buffer.hh>
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| 19 | #include <nv/interface/texture2d.hh>
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| 20 |
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| 21 | namespace nv
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| 22 | {
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| 23 | class window;
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| 24 | class program;
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| 25 |
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| 26 | class device
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| 27 | {
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| 28 | public:
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| 29 | virtual window* create_window( uint16 width, uint16 height ) = 0;
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| 30 | virtual program* create_program( const string& vs_source, const string& fs_source ) = 0;
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| 31 | virtual vertex_buffer* create_vertex_buffer( buffer_hint hint, int size, void* source = nullptr ) = 0;
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| 32 | virtual index_buffer* create_index_buffer( buffer_hint hint, int size, void* source = nullptr ) = 0;
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| 33 | virtual vertex_array* create_vertex_array() = 0;
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| 34 | virtual texture2d* create_texture2d( ivec2 size, image_format aformat, datatype adatatype, sampler asampler, void* data = nullptr ) = 0;
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| 35 |
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| 36 | virtual vertex_array* create_vertex_array( const mesh* m, const attribute_map* am, buffer_hint hint )
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| 37 | {
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| 38 | vertex_array* result = create_vertex_array();
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| 39 | for ( auto attr : m->get_attributes() )
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| 40 | {
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| 41 | // TODO : error checking
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| 42 | vertex_buffer* vb = create_vertex_buffer( hint, attr.second->get_size(), attr.second->get_data() );
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| 43 | result->add_vertex_buffer( am->at( attr.first )->get_location(), vb, attr.second->get_base_type(), attr.second->get_components() );
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| 44 | }
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| 45 | if ( m->has_indices() )
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| 46 | {
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| 47 | const vertex_attribute_base* i = m->get_indices();
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| 48 | index_buffer* vb = create_index_buffer( hint, i->get_size(), i->get_data() );
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| 49 | result->set_index_buffer( vb );
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| 50 | }
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| 51 | return result;
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| 52 | }
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| 53 | };
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| 54 |
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| 55 | } // namespace nv
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| 56 |
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| 57 |
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| 58 | #endif // NV_DEVICE_HH
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