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Split poly_triangle into multiple files

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Magnus Norddahl 2016-12-30 02:20:24 +01:00
commit d3056d2679
11 changed files with 1590 additions and 1320 deletions
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src/polyrenderer/drawers/poly_buffer.cpp Normal file
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/*
** Triangle drawers
** Copyright (c) 2016 Magnus Norddahl
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
*/
#include <stddef.h>
#include "templates.h"
#include "doomdef.h"
#include "i_system.h"
#include "w_wad.h"
#include "v_video.h"
#include "doomstat.h"
#include "st_stuff.h"
#include "g_game.h"
#include "g_level.h"
#include "r_data/r_translate.h"
#include "v_palette.h"
#include "r_data/colormaps.h"
#include "poly_buffer.h"
#include "swrenderer/drawers/r_drawers.h"
/////////////////////////////////////////////////////////////////////////////
PolySubsectorGBuffer *PolySubsectorGBuffer::Instance()
{
static PolySubsectorGBuffer buffer;
return &buffer;
}
void PolySubsectorGBuffer::Resize(int newwidth, int newheight)
{
width = newwidth;
height = newheight;
values.resize(width * height);
}
/////////////////////////////////////////////////////////////////////////////
PolyStencilBuffer *PolyStencilBuffer::Instance()
{
static PolyStencilBuffer buffer;
return &buffer;
}
void PolyStencilBuffer::Clear(int newwidth, int newheight, uint8_t stencil_value)
{
width = newwidth;
height = newheight;
int count = BlockWidth() * BlockHeight();
values.resize(count * 64);
masks.resize(count);
uint8_t *v = Values();
uint32_t *m = Masks();
for (int i = 0; i < count; i++)
{
m[i] = 0xffffff00 | stencil_value;
}
}
/////////////////////////////////////////////////////////////////////////////
namespace
{
int NextBufferVertex = 0;
}
TriVertex *PolyVertexBuffer::GetVertices(int count)
{
enum { VertexBufferSize = 256 * 1024 };
static TriVertex Vertex[VertexBufferSize];
if (NextBufferVertex + count > VertexBufferSize)
return nullptr;
TriVertex *v = Vertex + NextBufferVertex;
NextBufferVertex += count;
return v;
}
void PolyVertexBuffer::Clear()
{
NextBufferVertex = 0;
}