mirror of
https://github.com/ZDoom/raze-gles.git
synced 2024-12-27 04:00:42 +00:00
305 lines
11 KiB
C++
305 lines
11 KiB
C++
/*---------------------------------------------------------------------------
|
|
**
|
|
** Copyright(C) 2017 Magnus Norddahl
|
|
** Copyright(C) 2017-2020 Rachael Alexanderson
|
|
** 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 <math.h>
|
|
#include "c_dispatch.h"
|
|
#include "c_cvars.h"
|
|
#include "v_video.h"
|
|
#include "templates.h"
|
|
#include "r_videoscale.h"
|
|
#include "cmdlib.h"
|
|
#include "v_draw.h"
|
|
#include "i_interface.h"
|
|
#include "printf.h"
|
|
#include "version.h"
|
|
|
|
#define NUMSCALEMODES countof(vScaleTable)
|
|
extern bool setsizeneeded;
|
|
|
|
CUSTOM_CVAR(Int, vid_scale_customwidth, VID_MIN_WIDTH, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
|
|
{
|
|
if (self < VID_MIN_WIDTH)
|
|
self = VID_MIN_WIDTH;
|
|
setsizeneeded = true;
|
|
}
|
|
CUSTOM_CVAR(Int, vid_scale_customheight, VID_MIN_HEIGHT, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
|
|
{
|
|
if (self < VID_MIN_HEIGHT)
|
|
self = VID_MIN_HEIGHT;
|
|
setsizeneeded = true;
|
|
}
|
|
CVAR(Bool, vid_scale_linear, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
|
|
CUSTOM_CVAR(Float, vid_scale_custompixelaspect, 1.0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
|
|
{
|
|
setsizeneeded = true;
|
|
if (self < 0.2 || self > 5.0)
|
|
self = 1.0;
|
|
}
|
|
|
|
static const int VID_MIN_UI_WIDTH = 640;
|
|
static const int VID_MIN_UI_HEIGHT = 400;
|
|
|
|
namespace
|
|
{
|
|
uint32_t min_width = VID_MIN_WIDTH;
|
|
uint32_t min_height = VID_MIN_HEIGHT;
|
|
|
|
float v_MinimumToFill(uint32_t inwidth, uint32_t inheight)
|
|
{
|
|
// sx = screen x dimension, sy = same for y
|
|
float sx = (float)inwidth, sy = (float)inheight;
|
|
static float lastsx = 0., lastsy = 0., result = 0.;
|
|
if (lastsx != sx || lastsy != sy)
|
|
{
|
|
if (sx <= 0. || sy <= 0.)
|
|
return 1.; // prevent x/0 error
|
|
// set absolute minimum scale to fill the entire screen but get as close to 640x400 as possible
|
|
float ssx = (float)(VID_MIN_UI_WIDTH) / sx, ssy = (float)(VID_MIN_UI_HEIGHT) / sy;
|
|
result = (ssx < ssy) ? ssy : ssx;
|
|
lastsx = sx;
|
|
lastsy = sy;
|
|
}
|
|
return result;
|
|
}
|
|
inline uint32_t v_mfillX(uint32_t inwidth, uint32_t inheight)
|
|
{
|
|
return (uint32_t)((float)inwidth * v_MinimumToFill(inwidth, inheight));
|
|
}
|
|
inline uint32_t v_mfillY(uint32_t inwidth, uint32_t inheight)
|
|
{
|
|
return (uint32_t)((float)inheight * v_MinimumToFill(inwidth, inheight));
|
|
}
|
|
inline void refresh_minimums()
|
|
{
|
|
// specialUI is tracking a state where high-res console fonts are actually required, and
|
|
// aren't actually rendered correctly in 320x200. this forces the game to revert to the 640x400
|
|
// minimum set in GZDoom 4.0.0, but only while those fonts are required.
|
|
|
|
static bool lastspecialUI = false;
|
|
bool isInActualMenu = false;
|
|
|
|
bool specialUI = (!sysCallbacks.IsSpecialUI || sysCallbacks.IsSpecialUI());
|
|
|
|
if (specialUI == lastspecialUI)
|
|
return;
|
|
|
|
lastspecialUI = specialUI;
|
|
setsizeneeded = true;
|
|
|
|
if (!specialUI)
|
|
{
|
|
min_width = VID_MIN_WIDTH;
|
|
min_height = VID_MIN_HEIGHT;
|
|
}
|
|
else
|
|
{
|
|
min_width = VID_MIN_UI_WIDTH;
|
|
min_height = VID_MIN_UI_HEIGHT;
|
|
}
|
|
}
|
|
|
|
// the odd formatting of this struct definition is meant to resemble a table header. set your tab stops to 4 when editing this file.
|
|
struct v_ScaleTable
|
|
{ bool isValid; uint32_t(*GetScaledWidth)(uint32_t Width, uint32_t Height); uint32_t(*GetScaledHeight)(uint32_t Width, uint32_t Height); float pixelAspect; bool isCustom; };
|
|
v_ScaleTable vScaleTable[] =
|
|
{
|
|
{ true, [](uint32_t Width, uint32_t Height)->uint32_t { return Width; }, [](uint32_t Width, uint32_t Height)->uint32_t { return Height; }, 1.0f, false }, // 0 - Native
|
|
{ true, [](uint32_t Width, uint32_t Height)->uint32_t { return v_mfillX(Width, Height); }, [](uint32_t Width, uint32_t Height)->uint32_t { return v_mfillY(Width, Height); }, 1.0f, false }, // 6 - Minimum Scale to Fill Entire Screen
|
|
{ true, [](uint32_t Width, uint32_t Height)->uint32_t { return 640; }, [](uint32_t Width, uint32_t Height)->uint32_t { return 400; }, 1.2f, false }, // 2 - 640x400 (formerly 320x200)
|
|
{ true, [](uint32_t Width, uint32_t Height)->uint32_t { return 960; }, [](uint32_t Width, uint32_t Height)->uint32_t { return 600; }, 1.2f, false }, // 3 - 960x600 (formerly 640x400)
|
|
{ true, [](uint32_t Width, uint32_t Height)->uint32_t { return 1280; }, [](uint32_t Width, uint32_t Height)->uint32_t { return 800; }, 1.2f, false }, // 4 - 1280x800
|
|
{ true, [](uint32_t Width, uint32_t Height)->uint32_t { return vid_scale_customwidth; }, [](uint32_t Width, uint32_t Height)->uint32_t { return vid_scale_customheight; }, 1.0f, true }, // 5 - Custom
|
|
{ true, [](uint32_t Width, uint32_t Height)->uint32_t { return 320; }, [](uint32_t Width, uint32_t Height)->uint32_t { return 200; }, 1.2f, false }, // 7 - 320x200
|
|
};
|
|
bool isOutOfBounds(int x)
|
|
{
|
|
return (x < 0 || x >= int(NUMSCALEMODES) || vScaleTable[x].isValid == false);
|
|
}
|
|
}
|
|
|
|
void R_ShowCurrentScaling();
|
|
CUSTOM_CVAR(Float, vid_scalefactor, 1.0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
|
|
{
|
|
setsizeneeded = true;
|
|
if (self < 0.05 || self > 2.0)
|
|
self = 1.0;
|
|
if (self != 1.0)
|
|
R_ShowCurrentScaling();
|
|
}
|
|
|
|
CUSTOM_CVAR(Int, vid_scalemode, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
|
|
{
|
|
setsizeneeded = true;
|
|
if (isOutOfBounds(self))
|
|
self = 0;
|
|
}
|
|
|
|
CUSTOM_CVAR(Bool, vid_cropaspect, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
|
|
{
|
|
setsizeneeded = true;
|
|
}
|
|
|
|
bool ViewportLinearScale()
|
|
{
|
|
if (isOutOfBounds(vid_scalemode))
|
|
vid_scalemode = 0;
|
|
// always use linear if supersampling
|
|
int x = screen->GetClientWidth(), y = screen->GetClientHeight();
|
|
float aspectmult = ViewportPixelAspect();
|
|
if (aspectmult > 1.f)
|
|
aspectmult = 1.f / aspectmult;
|
|
if ((ViewportScaledWidth(x,y) > (x * aspectmult)) || (ViewportScaledHeight(x,y) > (y * aspectmult)))
|
|
return true;
|
|
|
|
return vid_scale_linear;
|
|
}
|
|
|
|
int ViewportScaledWidth(int width, int height)
|
|
{
|
|
if (isOutOfBounds(vid_scalemode))
|
|
vid_scalemode = 0;
|
|
refresh_minimums();
|
|
if (vid_cropaspect && height > 0)
|
|
{
|
|
width = ((float)width/height > ActiveRatio(width, height)) ? (int)(height * ActiveRatio(width, height)) : width;
|
|
height = ((float)width/height < ActiveRatio(width, height)) ? (int)(width / ActiveRatio(width, height)) : height;
|
|
}
|
|
return (int)std::max((int32_t)min_width, (int32_t)(vid_scalefactor * vScaleTable[vid_scalemode].GetScaledWidth(width, height)));
|
|
}
|
|
|
|
int ViewportScaledHeight(int width, int height)
|
|
{
|
|
if (isOutOfBounds(vid_scalemode))
|
|
vid_scalemode = 0;
|
|
if (vid_cropaspect && height > 0)
|
|
{
|
|
height = ((float)width/height < ActiveRatio(width, height)) ? (int)(width / ActiveRatio(width, height)) : height;
|
|
width = ((float)width/height > ActiveRatio(width, height)) ? (int)(height * ActiveRatio(width, height)) : width;
|
|
}
|
|
return (int)std::max((int32_t)min_height, (int32_t)(vid_scalefactor * vScaleTable[vid_scalemode].GetScaledHeight(width, height)));
|
|
}
|
|
|
|
float ViewportPixelAspect()
|
|
{
|
|
if (isOutOfBounds(vid_scalemode))
|
|
vid_scalemode = 0;
|
|
// hack - use custom scaling if in "custom" mode
|
|
if (vScaleTable[vid_scalemode].isCustom)
|
|
return vid_scale_custompixelaspect;
|
|
return vScaleTable[vid_scalemode].pixelAspect;
|
|
}
|
|
|
|
void R_ShowCurrentScaling()
|
|
{
|
|
int x1 = screen->GetClientWidth(), y1 = screen->GetClientHeight(), x2 = ViewportScaledWidth(x1, y1), y2 = ViewportScaledHeight(x1, y1);
|
|
Printf("Current vid_scalefactor: %f\n", (float)(vid_scalefactor));
|
|
Printf("Real resolution: %i x %i\nEmulated resolution: %i x %i\n", x1, y1, x2, y2);
|
|
}
|
|
|
|
CCMD (vid_showcurrentscaling)
|
|
{
|
|
R_ShowCurrentScaling();
|
|
}
|
|
|
|
CCMD (vid_scaletowidth)
|
|
{
|
|
if (argv.argc() > 1)
|
|
{
|
|
// the following enables the use of ViewportScaledWidth to get the proper dimensions in custom scale modes
|
|
vid_scalefactor = 1;
|
|
vid_scalefactor = (float)((double)atof(argv[1]) / ViewportScaledWidth(screen->GetClientWidth(), screen->GetClientHeight()));
|
|
}
|
|
}
|
|
|
|
CCMD (vid_scaletoheight)
|
|
{
|
|
if (argv.argc() > 1)
|
|
{
|
|
vid_scalefactor = 1;
|
|
vid_scalefactor = (float)((double)atof(argv[1]) / ViewportScaledHeight(screen->GetClientWidth(), screen->GetClientHeight()));
|
|
}
|
|
}
|
|
|
|
inline bool atob(char* I)
|
|
{
|
|
if (stricmp (I, "true") == 0 || stricmp (I, "1") == 0)
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
CCMD (vid_setscale)
|
|
{
|
|
if (argv.argc() > 2)
|
|
{
|
|
vid_scale_customwidth = atoi(argv[1]);
|
|
vid_scale_customheight = atoi(argv[2]);
|
|
if (argv.argc() > 3)
|
|
{
|
|
vid_scale_linear = atob(argv[3]);
|
|
if (argv.argc() > 4)
|
|
{
|
|
vid_scale_custompixelaspect = (float)atof(argv[4]);
|
|
}
|
|
}
|
|
vid_scalemode = 5;
|
|
vid_scalefactor = 1.0;
|
|
}
|
|
else
|
|
{
|
|
Printf("Usage: vid_setscale <x> <y> [bool linear] [float pixel-shape]\nThis command will create a custom viewport scaling mode.\n");
|
|
}
|
|
}
|
|
|
|
CCMD (vid_scaletolowest)
|
|
{
|
|
uint32_t method = 0;
|
|
if (argv.argc() > 1)
|
|
method = atoi(argv[1]);
|
|
switch (method)
|
|
{
|
|
case 1: // Method 1: set a custom video scaling
|
|
vid_scalemode = 5;
|
|
vid_scalefactor = 1.0;
|
|
vid_scale_custompixelaspect = 1.0;
|
|
vid_scale_customwidth = v_mfillX(screen->GetClientWidth(), screen->GetClientHeight());
|
|
vid_scale_customheight = v_mfillY(screen->GetClientWidth(), screen->GetClientHeight());
|
|
break;
|
|
case 2: // Method 2: use the actual downscaling mode directly
|
|
vid_scalemode = 1;
|
|
vid_scalefactor = 1.0;
|
|
break;
|
|
default: // Default method: use vid_scalefactor to achieve the result on a default scaling mode
|
|
vid_scalemode = 0;
|
|
vid_scalefactor = v_MinimumToFill(screen->GetClientWidth(), screen->GetClientHeight());
|
|
break;
|
|
}
|
|
}
|