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source: trunk/nv/interface/device.hh @ 287

Last change on this file since 287 was 287, checked in by epyon, 11 years ago
mesh_data_pack's in every format md5_mesh_data removed, uses standard mesh_data BONE_ARRAY in NMD is now a simple set of animation nodes bone and animation node concepts merged several minor changes
File size: 4.6 KB

Rev	Line
[32]	1	// Copyright (C) 2012-2013 ChaosForge / Kornel Kisielewicz
	2	// http://chaosforge.org/
	3	//
	4	// This file is part of NV Libraries.
	5	// For conditions of distribution and use, see copyright notice in nv.hh
	6	/**
	7	* @file device.hh
	8	* @author Kornel Kisielewicz epyon@chaosforge.org
	9	* @brief Device class
	10	*/
	11
	12	#ifndef NV_DEVICE_HH
	13	#define NV_DEVICE_HH
	14
	15	#include <nv/common.hh>
	16	#include <nv/string.hh>
[238]	17	#include <nv/interface/mesh_data.hh>
[42]	18	#include <nv/interface/vertex_buffer.hh>
[45]	19	#include <nv/interface/texture2d.hh>
[90]	20	#include <nv/interface/image_data.hh>
[32]	21
	22	namespace nv
	23	{
	24	class window;
	25	class program;
	26
	27	class device
	28	{
	29	public:
[228]	30	virtual window* create_window( uint16 width, uint16 height, bool fullscreen ) = 0;
[245]	31	virtual window* adopt_window( void* sys_w_handle, void* sys_dc ) = 0;
[39]	32	virtual program* create_program( const string& vs_source, const string& fs_source ) = 0;
[153]	33	virtual vertex_buffer* create_vertex_buffer( buffer_hint hint, size_t size, const void* source = nullptr ) = 0;
	34	virtual index_buffer* create_index_buffer( buffer_hint hint, size_t size, const void* source = nullptr ) = 0;
[44]	35	virtual vertex_array* create_vertex_array() = 0;
[90]	36	virtual image_data* create_image_data( const std::string& filename ) = 0; // temporary
[70]	37	virtual texture2d* create_texture2d( ivec2 size, image_format aformat, datatype adatatype, sampler asampler, void* data = nullptr ) = 0;
[92]	38	virtual uint32 get_ticks() = 0;
	39	virtual void delay( uint32 ms ) = 0;
[73]	40
[237]	41	template < typename VTX, slot SLOT >
	42	void add_vertex_buffer_impl( vertex_array, vertex_buffer, const std::false_type& )
	43	{
	44	}
	45
	46	template < typename VTX, slot SLOT >
	47	void add_vertex_buffer_impl( vertex_array* va, vertex_buffer* vb, const std::true_type& )
	48	{
	49	typedef vertex_slot_info< VTX, SLOT > vinfo;
	50	typedef datatype_traits< typename vinfo::value_type > dt_traits;
	51	va->add_vertex_buffer( SLOT, vb, type_to_enum< dt_traits::base_type >::type, dt_traits::size, vinfo::offset, sizeof( VTX ), false );
	52	}
	53
	54	template < typename VTX, slot SLOT >
	55	void add_vertex_buffer( vertex_array* va, vertex_buffer* vb )
	56	{
	57	add_vertex_buffer_impl< VTX, SLOT >( va, vb, std::integral_constant< bool, vertex_has_slot< VTX, SLOT >::value >() );
	58	}
	59
	60
	61	template < typename VTX >
	62	vertex_array* create_vertex_array( const VTX* v, size_t count, buffer_hint hint )
	63	{
[277]	64	// TODO: vb will not be owned or freed!
[237]	65	vertex_array* va = create_vertex_array();
	66	vertex_buffer* vb = create_vertex_buffer( hint, count * sizeof( VTX ), v );
	67	add_vertex_buffer< VTX, slot::POSITION > ( va, vb );
	68	add_vertex_buffer< VTX, slot::TEXCOORD > ( va, vb );
	69	add_vertex_buffer< VTX, slot::NORMAL > ( va, vb );
	70	add_vertex_buffer< VTX, slot::TANGENT > ( va, vb );
	71	add_vertex_buffer< VTX, slot::BONEINDEX > ( va, vb );
	72	add_vertex_buffer< VTX, slot::BONEWEIGHT >( va, vb );
	73	add_vertex_buffer< VTX, slot::COLOR > ( va, vb );
	74	return va;
	75	}
	76
	77	template < typename VTX >
	78	vertex_array* create_vertex_array( const std::vector< VTX >& data, buffer_hint hint )
	79	{
	80	return create_vertex_array( data.data(), data.size(), hint );
	81	}
	82
	83	template < typename VTX, typename IDX >
	84	vertex_array* create_vertex_array( const VTX* v, size_t vcount, const IDX* i, size_t icount, buffer_hint hint )
	85	{
	86	vertex_array* va = create_vertex_array( v, vcount, hint );
	87	index_buffer* ib = create_index_buffer( hint, icount * sizeof( IDX ), i );
	88	va->set_index_buffer( ib, type_to_enum< IDX >::type, true );
	89	return va;
	90	}
	91
	92	template < typename VTX, typename IDX >
	93	vertex_array* create_vertex_array( const std::vector< VTX >& data, const std::vector< IDX >& idata, buffer_hint hint )
	94	{
	95	return create_vertex_array( data.data(), data.size(), idata.data(), idata.size(), hint );
	96	}
	97
[238]	98	// TODO: HINTS ARE DIFFERENT!
	99	vertex_array* create_vertex_array( const mesh_data* data, buffer_hint hint )
	100	{
	101	vertex_array* va = create_vertex_array();
[280]	102	const std::vector< mesh_raw_channel* >& channels = data->get_raw_channels();
	103	for ( uint32 ch = 0; ch < channels.size(); ++ch )
[238]	104	{
[280]	105	const mesh_raw_channel* channel = channels[ch];
[287]	106	if ( channel->count > 0 )
[280]	107	{
[287]	108	if ( channel->is_index() )
	109	{
	110	index_buffer* ib = create_index_buffer( hint, channel->size(), channel->data );
	111	va->set_index_buffer( ib, channel->desc.slots[0].etype, true );
	112	}
	113	else
	114	{
	115	vertex_buffer* vb = create_vertex_buffer( hint, channel->size(), channel->data );
	116	va->add_vertex_buffers( vb, channel );
	117	}
[280]	118	}
[238]	119	}
	120	return va;
	121	}
	122
	123
[121]	124	virtual ~device() {}
[32]	125	};
	126
	127	} // namespace nv
	128
	129
	130	#endif // NV_DEVICE_HH

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