mirror of https://github.com/ZDoom/raze-gles.git
521 lines
18 KiB
C++
521 lines
18 KiB
C++
/*
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** gl_hqresize.cpp
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** Contains high quality upsampling functions.
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** So far Scale2x/3x/4x as described in http://scale2x.sourceforge.net/
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** are implemented.
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**
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**---------------------------------------------------------------------------
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** Copyright 2008 Benjamin Berkels
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions
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** are met:
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**
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** 1. Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** 2. Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**---------------------------------------------------------------------------
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**
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*/
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#include "c_cvars.h"
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#include "hqnx/hqx.h"
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#ifdef HAVE_MMX
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#include "hqnx_asm/hqnx_asm.h"
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#endif
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#include "xbr/xbrz.h"
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#include "xbr/xbrz_old.h"
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#include "parallel_for.h"
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#include "textures.h"
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#include "texturemanager.h"
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#include "printf.h"
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int upscalemask;
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EXTERN_CVAR(Int, gl_texture_hqresizemult)
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CUSTOM_CVAR(Int, gl_texture_hqresizemode, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
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{
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if (self < 0 || self > 6)
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self = 0;
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if ((gl_texture_hqresizemult > 4) && (self < 4) && (self > 0))
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gl_texture_hqresizemult = 4;
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TexMan.FlushAll();
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UpdateUpscaleMask();
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}
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CUSTOM_CVAR(Int, gl_texture_hqresizemult, 1, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
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{
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if (self < 1 || self > 6)
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self = 1;
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if ((self > 4) && (gl_texture_hqresizemode < 4) && (gl_texture_hqresizemode > 0))
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self = 4;
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TexMan.FlushAll();
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UpdateUpscaleMask();
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}
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CUSTOM_CVAR(Int, gl_texture_hqresize_maxinputsize, 512, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
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{
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if (self > 1024) self = 1024;
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TexMan.FlushAll();
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}
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CUSTOM_CVAR(Int, gl_texture_hqresize_targets, 7, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
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{
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TexMan.FlushAll();
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UpdateUpscaleMask();
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}
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CVAR (Flag, gl_texture_hqresize_textures, gl_texture_hqresize_targets, 1);
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CVAR (Flag, gl_texture_hqresize_sprites, gl_texture_hqresize_targets, 2);
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CVAR (Flag, gl_texture_hqresize_fonts, gl_texture_hqresize_targets, 4);
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CVAR(Bool, gl_texture_hqresize_multithread, true, CVAR_ARCHIVE | CVAR_GLOBALCONFIG);
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CUSTOM_CVAR(Int, gl_texture_hqresize_mt_width, 16, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
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{
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if (self < 2) self = 2;
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if (self > 1024) self = 1024;
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}
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CUSTOM_CVAR(Int, gl_texture_hqresize_mt_height, 4, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
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{
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if (self < 2) self = 2;
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if (self > 1024) self = 1024;
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}
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CVAR(Int, xbrz_colorformat, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
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void UpdateUpscaleMask()
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{
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if (!gl_texture_hqresizemode || gl_texture_hqresizemult == 1) upscalemask = 0;
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else upscalemask = gl_texture_hqresize_targets;
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}
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static void xbrzApplyOptions()
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{
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if (gl_texture_hqresizemult != 0 && (gl_texture_hqresizemode == 4 || gl_texture_hqresizemode == 5))
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{
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if (xbrz_colorformat == 0)
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{
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Printf("Changing xBRZ options requires a restart when buffered color format is used.\n"
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"To avoid this at cost of scaling performance, set xbrz_colorformat CVAR to non-zero value.");
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}
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else
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{
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TexMan.FlushAll();
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}
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}
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}
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#define XBRZ_CVAR(NAME, VALUE) \
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CUSTOM_CVAR(Float, xbrz_##NAME, VALUE, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL) { xbrzApplyOptions(); }
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XBRZ_CVAR(luminanceweight, 1.f)
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XBRZ_CVAR(equalcolortolerance, 30.f)
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XBRZ_CVAR(centerdirectionbias, 4.f)
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XBRZ_CVAR(dominantdirectionthreshold, 3.6f)
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XBRZ_CVAR(steepdirectionthreshold, 2.2f)
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#undef XBRZ_CVAR
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static void scale2x ( uint32_t* inputBuffer, uint32_t* outputBuffer, int inWidth, int inHeight )
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{
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const int width = 2* inWidth;
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const int height = 2 * inHeight;
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for ( int i = 0; i < inWidth; ++i )
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{
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const int iMinus = (i > 0) ? (i-1) : 0;
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const int iPlus = (i < inWidth - 1 ) ? (i+1) : i;
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for ( int j = 0; j < inHeight; ++j )
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{
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const int jMinus = (j > 0) ? (j-1) : 0;
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const int jPlus = (j < inHeight - 1 ) ? (j+1) : j;
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const uint32_t A = inputBuffer[ iMinus +inWidth*jMinus];
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const uint32_t B = inputBuffer[ iMinus +inWidth*j ];
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const uint32_t C = inputBuffer[ iMinus +inWidth*jPlus];
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const uint32_t D = inputBuffer[ i +inWidth*jMinus];
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const uint32_t E = inputBuffer[ i +inWidth*j ];
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const uint32_t F = inputBuffer[ i +inWidth*jPlus];
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const uint32_t G = inputBuffer[ iPlus +inWidth*jMinus];
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const uint32_t H = inputBuffer[ iPlus +inWidth*j ];
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const uint32_t I = inputBuffer[ iPlus +inWidth*jPlus];
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if (B != H && D != F) {
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outputBuffer[2*i + width*2*j ] = D == B ? D : E;
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outputBuffer[2*i + width*(2*j+1)] = B == F ? F : E;
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outputBuffer[2*i+1 + width*2*j ] = D == H ? D : E;
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outputBuffer[2*i+1 + width*(2*j+1)] = H == F ? F : E;
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} else {
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outputBuffer[2*i + width*2*j ] = E;
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outputBuffer[2*i + width*(2*j+1)] = E;
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outputBuffer[2*i+1 + width*2*j ] = E;
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outputBuffer[2*i+1 + width*(2*j+1)] = E;
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}
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}
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}
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}
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static void scale3x ( uint32_t* inputBuffer, uint32_t* outputBuffer, int inWidth, int inHeight )
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{
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const int width = 3* inWidth;
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const int height = 3 * inHeight;
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for ( int i = 0; i < inWidth; ++i )
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{
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const int iMinus = (i > 0) ? (i-1) : 0;
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const int iPlus = (i < inWidth - 1 ) ? (i+1) : i;
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for ( int j = 0; j < inHeight; ++j )
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{
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const int jMinus = (j > 0) ? (j-1) : 0;
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const int jPlus = (j < inHeight - 1 ) ? (j+1) : j;
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const uint32_t A = inputBuffer[ iMinus +inWidth*jMinus];
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const uint32_t B = inputBuffer[ iMinus +inWidth*j ];
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const uint32_t C = inputBuffer[ iMinus +inWidth*jPlus];
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const uint32_t D = inputBuffer[ i +inWidth*jMinus];
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const uint32_t E = inputBuffer[ i +inWidth*j ];
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const uint32_t F = inputBuffer[ i +inWidth*jPlus];
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const uint32_t G = inputBuffer[ iPlus +inWidth*jMinus];
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const uint32_t H = inputBuffer[ iPlus +inWidth*j ];
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const uint32_t I = inputBuffer[ iPlus +inWidth*jPlus];
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if (B != H && D != F) {
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outputBuffer[3*i + width*3*j ] = D == B ? D : E;
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outputBuffer[3*i + width*(3*j+1)] = (D == B && E != C) || (B == F && E != A) ? B : E;
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outputBuffer[3*i + width*(3*j+2)] = B == F ? F : E;
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outputBuffer[3*i+1 + width*3*j ] = (D == B && E != G) || (D == H && E != A) ? D : E;
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outputBuffer[3*i+1 + width*(3*j+1)] = E;
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outputBuffer[3*i+1 + width*(3*j+2)] = (B == F && E != I) || (H == F && E != C) ? F : E;
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outputBuffer[3*i+2 + width*3*j ] = D == H ? D : E;
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outputBuffer[3*i+2 + width*(3*j+1)] = (D == H && E != I) || (H == F && E != G) ? H : E;
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outputBuffer[3*i+2 + width*(3*j+2)] = H == F ? F : E;
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} else {
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outputBuffer[3*i + width*3*j ] = E;
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outputBuffer[3*i + width*(3*j+1)] = E;
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outputBuffer[3*i + width*(3*j+2)] = E;
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outputBuffer[3*i+1 + width*3*j ] = E;
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outputBuffer[3*i+1 + width*(3*j+1)] = E;
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outputBuffer[3*i+1 + width*(3*j+2)] = E;
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outputBuffer[3*i+2 + width*3*j ] = E;
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outputBuffer[3*i+2 + width*(3*j+1)] = E;
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outputBuffer[3*i+2 + width*(3*j+2)] = E;
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}
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}
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}
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}
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static void scale4x ( uint32_t* inputBuffer, uint32_t* outputBuffer, int inWidth, int inHeight )
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{
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int width = 2* inWidth;
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int height = 2 * inHeight;
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uint32_t * buffer2x = new uint32_t[width*height];
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scale2x ( reinterpret_cast<uint32_t*> ( inputBuffer ), reinterpret_cast<uint32_t*> ( buffer2x ), inWidth, inHeight );
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width *= 2;
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height *= 2;
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scale2x ( reinterpret_cast<uint32_t*> ( buffer2x ), reinterpret_cast<uint32_t*> ( outputBuffer ), 2*inWidth, 2*inHeight );
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delete[] buffer2x;
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}
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static unsigned char *scaleNxHelper( void (*scaleNxFunction) ( uint32_t* , uint32_t* , int , int),
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const int N,
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unsigned char *inputBuffer,
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const int inWidth,
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const int inHeight,
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int &outWidth,
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int &outHeight )
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{
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outWidth = N * inWidth;
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outHeight = N *inHeight;
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unsigned char * newBuffer = new unsigned char[outWidth*outHeight*4];
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scaleNxFunction ( reinterpret_cast<uint32_t*> ( inputBuffer ), reinterpret_cast<uint32_t*> ( newBuffer ), inWidth, inHeight );
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delete[] inputBuffer;
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return newBuffer;
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}
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static unsigned char *normalNx(const int N,
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unsigned char *inputBuffer,
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const int inWidth,
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const int inHeight,
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int &outWidth,
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int &outHeight )
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{
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outWidth = N * inWidth;
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outHeight = N *inHeight;
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unsigned char * newBuffer = new unsigned char[outWidth*outHeight*4];
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uint32_t *const inBuffer = reinterpret_cast<uint32_t *>(inputBuffer);
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uint32_t *const outBuffer = reinterpret_cast<uint32_t *>(newBuffer);
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for (int y = 0; y < inHeight; ++y)
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{
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const int inRowPos = inWidth * y;
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const int outRowPos = outWidth * N * y;
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for (int x = 0; x < inWidth; ++x)
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{
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std::fill_n(&outBuffer[outRowPos + N * x], N, inBuffer[inRowPos + x]);
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}
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for (int c = 1; c < N; ++c)
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{
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std::copy_n(&outBuffer[outRowPos], outWidth, &outBuffer[outRowPos + outWidth * c]);
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}
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}
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delete[] inputBuffer;
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return newBuffer;
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}
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#ifdef HAVE_MMX
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static unsigned char *hqNxAsmHelper( void (*hqNxFunction) ( int*, unsigned char*, int, int, int ),
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const int N,
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unsigned char *inputBuffer,
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const int inWidth,
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const int inHeight,
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int &outWidth,
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int &outHeight )
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{
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outWidth = N * inWidth;
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outHeight = N *inHeight;
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static int initdone = false;
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if (!initdone)
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{
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HQnX_asm::InitLUTs();
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initdone = true;
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}
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HQnX_asm::CImage cImageIn;
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cImageIn.SetImage(inputBuffer, inWidth, inHeight, 32);
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cImageIn.Convert32To17();
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unsigned char * newBuffer = new unsigned char[outWidth*outHeight*4];
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hqNxFunction( reinterpret_cast<int*>(cImageIn.m_pBitmap), newBuffer, cImageIn.m_Xres, cImageIn.m_Yres, outWidth*4 );
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delete[] inputBuffer;
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return newBuffer;
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}
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#endif
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static unsigned char *hqNxHelper( void (HQX_CALLCONV *hqNxFunction) ( unsigned*, unsigned*, int, int ),
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const int N,
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unsigned char *inputBuffer,
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const int inWidth,
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const int inHeight,
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int &outWidth,
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int &outHeight )
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{
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static int initdone = false;
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if (!initdone)
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{
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hqxInit();
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initdone = true;
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}
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outWidth = N * inWidth;
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outHeight = N *inHeight;
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unsigned char * newBuffer = new unsigned char[outWidth*outHeight*4];
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hqNxFunction( reinterpret_cast<unsigned*>(inputBuffer), reinterpret_cast<unsigned*>(newBuffer), inWidth, inHeight );
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delete[] inputBuffer;
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return newBuffer;
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}
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template <typename ConfigType>
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void xbrzSetupConfig(ConfigType& cfg);
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template <>
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void xbrzSetupConfig(xbrz::ScalerCfg& cfg)
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{
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cfg.luminanceWeight = xbrz_luminanceweight;
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cfg.equalColorTolerance = xbrz_equalcolortolerance;
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cfg.centerDirectionBias = xbrz_centerdirectionbias;
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cfg.dominantDirectionThreshold = xbrz_dominantdirectionthreshold;
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cfg.steepDirectionThreshold = xbrz_steepdirectionthreshold;
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}
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template <>
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void xbrzSetupConfig(xbrz_old::ScalerCfg& cfg)
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{
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cfg.luminanceWeight_ = xbrz_luminanceweight;
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cfg.equalColorTolerance_ = xbrz_equalcolortolerance;
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cfg.dominantDirectionThreshold = xbrz_dominantdirectionthreshold;
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cfg.steepDirectionThreshold = xbrz_steepdirectionthreshold;
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}
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template <typename ConfigType>
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static unsigned char *xbrzHelper( void (*xbrzFunction) ( size_t, const uint32_t*, uint32_t*, int, int, xbrz::ColorFormat, const ConfigType&, int, int ),
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const int N,
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unsigned char *inputBuffer,
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const int inWidth,
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const int inHeight,
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int &outWidth,
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int &outHeight )
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{
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outWidth = N * inWidth;
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outHeight = N *inHeight;
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unsigned char * newBuffer = new unsigned char[outWidth*outHeight*4];
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const int thresholdWidth = gl_texture_hqresize_mt_width;
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const int thresholdHeight = gl_texture_hqresize_mt_height;
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ConfigType cfg;
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xbrzSetupConfig(cfg);
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const xbrz::ColorFormat colorFormat = xbrz_colorformat == 0
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? xbrz::ColorFormat::ARGB
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: xbrz::ColorFormat::ARGB_UNBUFFERED;
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if (gl_texture_hqresize_multithread
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&& inWidth > thresholdWidth
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&& inHeight > thresholdHeight)
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{
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parallel_for(inHeight, thresholdHeight, [=, &cfg](int sliceY)
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{
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xbrzFunction(N, reinterpret_cast<uint32_t*>(inputBuffer), reinterpret_cast<uint32_t*>(newBuffer),
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inWidth, inHeight, colorFormat, cfg, sliceY, sliceY + thresholdHeight);
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});
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}
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else
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{
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xbrzFunction(N, reinterpret_cast<uint32_t*>(inputBuffer), reinterpret_cast<uint32_t*>(newBuffer),
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inWidth, inHeight, colorFormat, cfg, 0, std::numeric_limits<int>::max());
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}
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delete[] inputBuffer;
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return newBuffer;
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}
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static void xbrzOldScale(size_t factor, const uint32_t* src, uint32_t* trg, int srcWidth, int srcHeight, xbrz::ColorFormat colFmt, const xbrz_old::ScalerCfg& cfg, int yFirst, int yLast)
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{
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xbrz_old::scale(factor, src, trg, srcWidth, srcHeight, cfg, yFirst, yLast);
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}
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//===========================================================================
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//
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// [BB] Upsamples the texture in texbuffer.mBuffer, frees texbuffer.mBuffer and returns
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// the upsampled buffer.
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//
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//===========================================================================
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void FTexture::CreateUpsampledTextureBuffer(FTextureBuffer &texbuffer, bool hasAlpha, bool checkonly)
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{
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// [BB] Make sure that inWidth and inHeight denote the size of
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// the returned buffer even if we don't upsample the input buffer.
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int inWidth = texbuffer.mWidth;
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int inHeight = texbuffer.mHeight;
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int type = gl_texture_hqresizemode;
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int mult = gl_texture_hqresizemult;
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#ifdef HAVE_MMX
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// hqNx MMX does not preserve the alpha channel so fall back to C-version for such textures
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if (hasAlpha && type == 3)
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{
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type = 2;
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}
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#endif
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// These checks are to ensure consistency of the content ID.
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if (mult < 2 || mult > 6 || type < 1 || type > 6) return;
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if (type < 4 && mult > 4) mult = 4;
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if (!checkonly)
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{
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if (type == 1)
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{
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if (mult == 2)
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texbuffer.mBuffer = scaleNxHelper(&scale2x, 2, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else if (mult == 3)
|
|
texbuffer.mBuffer = scaleNxHelper(&scale3x, 3, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else if (mult == 4)
|
|
texbuffer.mBuffer = scaleNxHelper(&scale4x, 4, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else return;
|
|
}
|
|
else if (type == 2)
|
|
{
|
|
if (mult == 2)
|
|
texbuffer.mBuffer = hqNxHelper(&hq2x_32, 2, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else if (mult == 3)
|
|
texbuffer.mBuffer = hqNxHelper(&hq3x_32, 3, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else if (mult == 4)
|
|
texbuffer.mBuffer = hqNxHelper(&hq4x_32, 4, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else return;
|
|
}
|
|
#ifdef HAVE_MMX
|
|
else if (type == 3)
|
|
{
|
|
if (mult == 2)
|
|
texbuffer.mBuffer = hqNxAsmHelper(&HQnX_asm::hq2x_32, 2, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else if (mult == 3)
|
|
texbuffer.mBuffer = hqNxAsmHelper(&HQnX_asm::hq3x_32, 3, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else if (mult == 4)
|
|
texbuffer.mBuffer = hqNxAsmHelper(&HQnX_asm::hq4x_32, 4, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else return;
|
|
}
|
|
#endif
|
|
else if (type == 4)
|
|
texbuffer.mBuffer = xbrzHelper(xbrz::scale, mult, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else if (type == 5)
|
|
texbuffer.mBuffer = xbrzHelper(xbrzOldScale, mult, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else if (type == 6)
|
|
texbuffer.mBuffer = normalNx(mult, texbuffer.mBuffer, inWidth, inHeight, texbuffer.mWidth, texbuffer.mHeight);
|
|
else
|
|
return;
|
|
}
|
|
else
|
|
{
|
|
texbuffer.mWidth *= mult;
|
|
texbuffer.mHeight *= mult;
|
|
}
|
|
// Encode the scaling method in the content ID.
|
|
FContentIdBuilder contentId;
|
|
contentId.id = texbuffer.mContentId;
|
|
contentId.scaler = type;
|
|
contentId.scalefactor = mult;
|
|
texbuffer.mContentId = contentId.id;
|
|
}
|
|
|
|
//===========================================================================
|
|
//
|
|
// This was pulled out of the above function to allow running these
|
|
// checks before the texture is passed to the render state.
|
|
//
|
|
//===========================================================================
|
|
|
|
int calcShouldUpscale(FGameTexture *tex)
|
|
{
|
|
// [BB] Don't resample if width * height of the input texture is bigger than gl_texture_hqresize_maxinputsize squared.
|
|
const int maxInputSize = gl_texture_hqresize_maxinputsize;
|
|
if (tex->GetTexelWidth() * tex->GetTexelHeight() > maxInputSize * maxInputSize)
|
|
return 0;
|
|
|
|
// [BB] Don't try to upsample textures based off FCanvasTexture. (This should never get here in the first place!)
|
|
if (tex->isHardwareCanvas())
|
|
return 0;
|
|
|
|
// already scaled?
|
|
if (tex->GetScaleX() >= 2.f || tex->GetScaleY() > 2.f)
|
|
return 0;
|
|
|
|
return CTF_Upscale;
|
|
} |