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81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
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//
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//---------------------------------------------------------------------------
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//
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// Copyright(C) 2005-2016 Christoph Oelckers
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// All rights reserved.
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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 Lesser 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 Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser 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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#ifndef _HW__VERTEXBUFFER_H
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#define _HW__VERTEXBUFFER_H
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#include "tarray.h"
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struct FFlatVertex
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{
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float x, z, y; // world position
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float u, v; // texture coordinates
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void SetFlatVertex(vertex_t *vt, const secplane_t &plane);
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void Set(float xx, float zz, float yy, float uu, float vv)
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{
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x = xx;
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z = zz;
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y = yy;
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u = uu;
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v = vv;
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}
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};
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class FFlatVertexGenerator
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{
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protected:
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TArray<FFlatVertex> vbo_shadowdata;
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void CheckPlanes(sector_t *sector);
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public:
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enum
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{
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QUAD_INDEX = 0,
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FULLSCREEN_INDEX = 4,
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PRESENT_INDEX = 8,
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STENCILTOP_INDEX = 12,
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STENCILBOTTOM_INDEX = 16,
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NUM_RESERVED = 20
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};
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FFlatVertexGenerator(int width, int height);
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void OutputResized(int width, int height);
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private:
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int CreateSubsectorVertices(subsector_t *sub, const secplane_t &plane, int floor);
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int CreateSectorVertices(sector_t *sec, const secplane_t &plane, int floor);
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int CreateVertices(int h, sector_t *sec, const secplane_t &plane, int floor);
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void CreateFlatVertices();
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void UpdatePlaneVertices(sector_t *sec, int plane, FFlatVertex *map);
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protected:
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void CreateVertices();
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void CheckPlanes(sector_t *sector, FFlatVertex *map);
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void CheckUpdate(sector_t *sector, FFlatVertex *map);
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};
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#endif
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