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- moved the texture file format handlers to a subdirectory for clarity.

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This commit is contained in:
Christoph Oelckers 2018-04-01 08:25:38 +02:00
commit 0f12fb9d6d
21 changed files with 21 additions and 20 deletions
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192
src/textures/canvastexture.cpp
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@ -1,192 +0,0 @@
/*
** canvastexture.cpp
** Texture class for camera textures
**
**---------------------------------------------------------------------------
** Copyright 2004-2006 Randy Heit
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
**
*/
#include "doomtype.h"
#include "files.h"
#include "v_palette.h"
#include "v_video.h"
#include "textures/textures.h"
FCanvasTexture::FCanvasTexture (const char *name, int width, int height)
{
Name = name;
Width = width;
Height = height;
CalcBitSize ();
bMasked = false;
DummySpans[0].TopOffset = 0;
DummySpans[0].Length = height;
DummySpans[1].TopOffset = 0;
DummySpans[1].Length = 0;
UseType = ETextureType::Wall;
bNeedsUpdate = true;
bDidUpdate = false;
bHasCanvas = true;
bFirstUpdate = true;
bPixelsAllocated = false;
}
FCanvasTexture::~FCanvasTexture ()
{
Unload ();
}
const uint8_t *FCanvasTexture::GetColumn(FRenderStyle style, unsigned int column, const Span **spans_out)
{
bNeedsUpdate = true;
if (Canvas == NULL)
{
MakeTexture (style);
}
if ((unsigned)column >= (unsigned)Width)
{
if (WidthMask + 1 == Width)
{
column &= WidthMask;
}
else
{
column %= Width;
}
}
if (spans_out != NULL)
{
*spans_out = DummySpans;
}
return Pixels + column*Height;
}
const uint8_t *FCanvasTexture::GetPixels (FRenderStyle style)
{
bNeedsUpdate = true;
if (Canvas == NULL)
{
MakeTexture (style);
}
return Pixels;
}
const uint32_t *FCanvasTexture::GetPixelsBgra()
{
bNeedsUpdate = true;
if (CanvasBgra == NULL)
{
MakeTextureBgra();
}
return PixelsBgra;
}
void FCanvasTexture::MakeTexture (FRenderStyle) // This ignores the render style because making it work as alpha texture is impractical.
{
Canvas = new DSimpleCanvas (Width, Height, false);
if (Width != Height || Width != Canvas->GetPitch())
{
Pixels = new uint8_t[Width*Height];
bPixelsAllocated = true;
}
else
{
Pixels = (uint8_t*)Canvas->GetPixels();
bPixelsAllocated = false;
}
// Draw a special "unrendered" initial texture into the buffer.
memset (Pixels, 0, Width*Height/2);
memset (Pixels+Width*Height/2, 255, Width*Height/2);
}
void FCanvasTexture::MakeTextureBgra()
{
CanvasBgra = new DSimpleCanvas(Width, Height, true);
if (Width != Height || Width != CanvasBgra->GetPitch())
{
PixelsBgra = new uint32_t[Width*Height];
bPixelsAllocatedBgra = true;
}
else
{
PixelsBgra = (uint32_t*)CanvasBgra->GetPixels();
bPixelsAllocatedBgra = false;
}
// Draw a special "unrendered" initial texture into the buffer.
memset(PixelsBgra, 0, Width*Height / 2 * 4);
memset(PixelsBgra + Width*Height / 2, 255, Width*Height / 2 * 4);
}
void FCanvasTexture::Unload ()
{
if (bPixelsAllocated)
{
if (Pixels != NULL) delete[] Pixels;
bPixelsAllocated = false;
Pixels = NULL;
}
if (bPixelsAllocatedBgra)
{
if (PixelsBgra != NULL) delete[] PixelsBgra;
bPixelsAllocatedBgra = false;
PixelsBgra = NULL;
}
if (Canvas != NULL)
{
delete Canvas;
Canvas = nullptr;
}
if (CanvasBgra != NULL)
{
delete CanvasBgra;
CanvasBgra = nullptr;
}
FTexture::Unload();
}
bool FCanvasTexture::CheckModified (FRenderStyle)
{
if (bDidUpdate)
{
bDidUpdate = false;
return true;
}
return false;
}