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5e5db9fbc6
This "u32 components" is a list of flags which attributes of the vertex loader are present. We are used to append this variable to lots of vertex generation functions, but some of them don't need it at all.
117 lines
2.8 KiB
C++
117 lines
2.8 KiB
C++
// Copyright (C) 2003 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#ifndef _NATIVEVERTEXFORMAT_H
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#define _NATIVEVERTEXFORMAT_H
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#include "Common.h"
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// m_components
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enum
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{
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VB_HAS_POSMTXIDX =(1<<1),
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VB_HAS_TEXMTXIDX0=(1<<2),
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VB_HAS_TEXMTXIDX1=(1<<3),
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VB_HAS_TEXMTXIDX2=(1<<4),
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VB_HAS_TEXMTXIDX3=(1<<5),
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VB_HAS_TEXMTXIDX4=(1<<6),
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VB_HAS_TEXMTXIDX5=(1<<7),
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VB_HAS_TEXMTXIDX6=(1<<8),
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VB_HAS_TEXMTXIDX7=(1<<9),
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VB_HAS_TEXMTXIDXALL=(0xff<<2),
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//VB_HAS_POS=0, // Implied, it always has pos! don't bother testing
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VB_HAS_NRM0=(1<<10),
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VB_HAS_NRM1=(1<<11),
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VB_HAS_NRM2=(1<<12),
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VB_HAS_NRMALL=(7<<10),
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VB_HAS_COL0=(1<<13),
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VB_HAS_COL1=(1<<14),
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VB_HAS_UV0=(1<<15),
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VB_HAS_UV1=(1<<16),
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VB_HAS_UV2=(1<<17),
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VB_HAS_UV3=(1<<18),
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VB_HAS_UV4=(1<<19),
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VB_HAS_UV5=(1<<20),
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VB_HAS_UV6=(1<<21),
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VB_HAS_UV7=(1<<22),
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VB_HAS_UVALL=(0xff<<15),
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VB_HAS_UVTEXMTXSHIFT=13,
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};
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#ifdef WIN32
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#define LOADERDECL __cdecl
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#else
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#define LOADERDECL
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#endif
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typedef void (LOADERDECL *TPipelineFunction)();
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enum VarType
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{
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VAR_BYTE,
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VAR_UNSIGNED_BYTE,
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VAR_SHORT,
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VAR_UNSIGNED_SHORT,
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VAR_FLOAT,
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};
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struct PortableVertexDeclaration
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{
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int stride;
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int num_normals;
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int normal_offset[3];
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VarType normal_gl_type;
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int normal_gl_size;
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VarType color_gl_type; // always GL_UNSIGNED_BYTE
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int color_offset[2];
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VarType texcoord_gl_type[8];
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//int texcoord_gl_size[8];
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int texcoord_offset[8];
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int texcoord_size[8];
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int posmtx_offset;
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};
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// The implementation of this class is specific for GL/DX, so NativeVertexFormat.cpp
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// is in the respective backend, not here in VideoCommon.
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// Note that this class can't just invent arbitrary vertex formats out of its input -
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// all the data loading code must always be made compatible.
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class NativeVertexFormat : NonCopyable
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{
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public:
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virtual ~NativeVertexFormat() {}
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virtual void Initialize(const PortableVertexDeclaration &vtx_decl) = 0;
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virtual void SetupVertexPointers() = 0;
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u32 GetVertexStride() const { return vertex_stride; }
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// TODO: move this under private:
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u32 m_components; // VB_HAS_X. Bitmask telling what vertex components are present.
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protected:
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// Let subclasses construct.
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NativeVertexFormat() {}
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u32 vertex_stride;
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};
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#endif // _NATIVEVERTEXFORMAT_H
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