98 lines
2.7 KiB
C++
98 lines
2.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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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, either version 3 of the License, or
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* (at your option) any later version.
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*
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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 for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/*
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* Copyright (C) 2006-2010 - Frictional Games
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*
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* This file is part of HPL1 Engine.
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*/
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#ifndef HPL_VERTEXBUFFER_OGL_H
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#define HPL_VERTEXBUFFER_OGL_H
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#include "common/scummsys.h"
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#include "hpl1/engine/graphics/VertexBuffer.h"
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#include "hpl1/opengl.h"
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#ifdef HPL1_USE_OPENGL
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namespace hpl {
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class cVertexBufferOGL : public iVertexBuffer {
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public:
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cVertexBufferOGL(iLowLevelGraphics *apLowLevelGraphics, tVertexFlag aFlags,
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eVertexBufferDrawType aDrawType, eVertexBufferUsageType aUsageType,
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int alReserveVtxSize, int alReserveIdxSize);
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~cVertexBufferOGL();
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void AddVertex(tVertexFlag aType, const cVector3f &avVtx);
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void AddColor(tVertexFlag aType, const cColor &aColor);
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void AddIndex(unsigned int alIndex);
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bool Compile(tVertexCompileFlag aFlags);
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void UpdateData(tVertexFlag aTypes, bool abIndices);
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void CreateShadowDouble(bool abUpdateData);
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void Transform(const cMatrixf &mtxTransform);
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void Draw(eVertexBufferDrawType aDrawType);
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void DrawIndices(unsigned int *apIndices, int alCount,
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eVertexBufferDrawType aDrawType = eVertexBufferDrawType_LastEnum);
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void Bind();
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void UnBind();
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iVertexBuffer *CreateCopy(eVertexBufferUsageType aUsageType);
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cBoundingVolume CreateBoundingVolume();
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float *GetArray(tVertexFlag aType);
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unsigned int *GetIndices();
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void ResizeArray(tVertexFlag aType, int alSize);
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void ResizeIndices(int alSize);
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// For debugging purposes
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int GetVertexNum();
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int GetIndexNum();
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cVector3f GetVector3(tVertexFlag aType, unsigned alIdx);
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cVector3f GetVector4(tVertexFlag aType, unsigned alIdx);
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cColor GetColor(tVertexFlag aType, unsigned alIdx);
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unsigned int GetIndex(tVertexFlag aType, unsigned alIdx);
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private:
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void SetVertexStates(tVertexFlag aFlags);
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tFloatVec mvVertexArray[klNumOfVertexFlags];
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tUIntVec mvIndexArray;
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bool mbTangents;
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bool mbHasShadowDouble;
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};
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} // namespace hpl
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#endif // HPL1_USE_OPENGL
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#endif // HPL_RENDERER3D_OGL_H
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