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- allow custom pixel ratio scaling

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This commit is contained in:
Rachael Alexanderson 2019-12-31 09:41:42 -05:00
parent eaee3d6ac5
commit 5d2d187b84
5 changed files with 25 additions and 45 deletions
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4
src/menu/resolutionmenu.cpp
View file

@ -45,7 +45,7 @@ CVAR(Int, menu_resolution_custom_height, 480, 0)
EXTERN_CVAR(Bool, fullscreen)
EXTERN_CVAR(Bool, win_maximized)
EXTERN_CVAR(Bool, vid_scale_customlinear)
EXTERN_CVAR(Bool, vid_scale_customstretched)
EXTERN_CVAR(Float, vid_scale_custompixelaspect)
EXTERN_CVAR(Int, vid_scale_customwidth)
EXTERN_CVAR(Int, vid_scale_customheight)
EXTERN_CVAR(Int, vid_scalemode)
@ -87,7 +87,7 @@ CCMD (menu_resolution_commit_changes)
vid_scalefactor = 1.;
vid_scale_customwidth = menu_resolution_custom_width;
vid_scale_customheight = menu_resolution_custom_height;
vid_scale_customstretched = false;
vid_scale_custompixelaspect = 1.0;
}
}

44
src/rendering/r_videoscale.cpp
View file

@ -53,7 +53,7 @@ CUSTOM_CVAR(Int, vid_scale_customheight, VID_MIN_HEIGHT, CVAR_ARCHIVE | CVAR_GLO
setsizeneeded = true;
}
CVAR(Bool, vid_scale_customlinear, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
CUSTOM_CVAR(Bool, vid_scale_customstretched, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
CUSTOM_CVAR(Float, vid_scale_custompixelaspect, 1.0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
{
setsizeneeded = true;
}
@ -63,16 +63,6 @@ namespace
uint32_t min_width = VID_MIN_WIDTH;
uint32_t min_height = VID_MIN_HEIGHT;
struct v_ScaleTable
{
bool isValid;
bool isLinear;
uint32_t(*GetScaledWidth)(uint32_t Width, uint32_t Height);
uint32_t(*GetScaledHeight)(uint32_t Width, uint32_t Height);
bool isScaled43;
bool isCustom;
};
float v_MinimumToFill(uint32_t inwidth, uint32_t inheight)
{
// sx = screen x dimension, sy = same for y
@ -127,18 +117,20 @@ namespace
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; bool isLinear; 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[NUMSCALEMODES] =
{
// isValid, isLinear, GetScaledWidth(), GetScaledHeight(), isScaled43, isCustom
{ true, false, [](uint32_t Width, uint32_t Height)->uint32_t { return Width; }, [](uint32_t Width, uint32_t Height)->uint32_t { return Height; }, false, false }, // 0 - Native
{ true, true, [](uint32_t Width, uint32_t Height)->uint32_t { return Width; }, [](uint32_t Width, uint32_t Height)->uint32_t { return Height; }, false, false }, // 1 - Native (Linear)
{ true, false, [](uint32_t Width, uint32_t Height)->uint32_t { return 640; }, [](uint32_t Width, uint32_t Height)->uint32_t { return 400; }, true, false }, // 2 - 640x400 (formerly 320x200)
{ true, true, [](uint32_t Width, uint32_t Height)->uint32_t { return 960; }, [](uint32_t Width, uint32_t Height)->uint32_t { return 600; }, true, false }, // 3 - 960x600 (formerly 640x400)
{ true, true, [](uint32_t Width, uint32_t Height)->uint32_t { return 1280; }, [](uint32_t Width, uint32_t Height)->uint32_t { return 800; }, true, false }, // 4 - 1280x800
{ true, 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; }, true, true }, // 5 - Custom
{ true, 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); }, false, false }, // 6 - Minimum Scale to Fill Entire Screen
{ true, false, [](uint32_t Width, uint32_t Height)->uint32_t { return 320; }, [](uint32_t Width, uint32_t Height)->uint32_t { return 200; }, true, false }, // 7 - 320x200
{ true, false, [](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, true, [](uint32_t Width, uint32_t Height)->uint32_t { return Width; }, [](uint32_t Width, uint32_t Height)->uint32_t { return Height; }, 1.0f, false }, // 1 - Native (Linear)
{ true, false, [](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, 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, 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, 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, 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, false, [](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)
{
@ -204,14 +196,14 @@ int ViewportScaledHeight(int width, int height)
return (int)MAX((int32_t)min_height, (int32_t)(vid_scalefactor * vScaleTable[vid_scalemode].GetScaledHeight(width, height)));
}
bool ViewportIsScaled43()
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_customstretched;
return vScaleTable[vid_scalemode].isScaled43;
return vid_scale_custompixelaspect;
return vScaleTable[vid_scalemode].pixelAspect;
}
void R_ShowCurrentScaling()
@ -263,7 +255,7 @@ CCMD (vid_setscale)
vid_scale_customlinear = atob(argv[3]);
if (argv.argc() > 4)
{
vid_scale_customstretched = atob(argv[4]);
vid_scale_custompixelaspect = atof(argv[4]);
}
}
vid_scalemode = 5;
@ -286,7 +278,7 @@ CCMD (vid_scaletolowest)
vid_scalemode = 5;
vid_scalefactor = 1.0;
vid_scale_customlinear = 1;
vid_scale_customstretched = 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;

2
src/rendering/r_videoscale.h
View file

@ -27,5 +27,5 @@ EXTERN_CVAR (Int, vid_scalemode)
bool ViewportLinearScale();
int ViewportScaledWidth(int width, int height);
int ViewportScaledHeight(int width, int height);
bool ViewportIsScaled43();
float ViewportPixelAspect();
#endif //__VIDEOSCALE_H__

14
src/rendering/v_framebuffer.cpp
View file

@ -352,16 +352,8 @@ void DFrameBuffer::SetViewportRects(IntRect *bounds)
int screenWidth = GetWidth();
int screenHeight = GetHeight();
float scaleX, scaleY;
if (ViewportIsScaled43())
{
scaleX = MIN(clientWidth / (float)screenWidth, clientHeight / (screenHeight * 1.2f));
scaleY = scaleX * 1.2f;
}
else
{
scaleX = MIN(clientWidth / (float)screenWidth, clientHeight / (float)screenHeight);
scaleY = scaleX;
}
scaleX = MIN(clientWidth / (float)screenWidth, clientHeight / ((float)screenHeight * ViewportPixelAspect()));
scaleY = scaleX * ViewportPixelAspect();
mOutputLetterbox.width = (int)round(screenWidth * scaleX);
mOutputLetterbox.height = (int)round(screenHeight * scaleY);
mOutputLetterbox.left = (clientWidth - mOutputLetterbox.width) / 2;
@ -382,7 +374,7 @@ void DFrameBuffer::SetViewportRects(IntRect *bounds)
// Scale viewports to fit letterbox
bool notScaled = ((mScreenViewport.width == ViewportScaledWidth(mScreenViewport.width, mScreenViewport.height)) &&
(mScreenViewport.width == ViewportScaledHeight(mScreenViewport.width, mScreenViewport.height)) &&
!ViewportIsScaled43());
(ViewportPixelAspect() == 1.0));
if (gl_scale_viewport && !IsFullscreen() && notScaled)
{
mScreenViewport.width = mOutputLetterbox.width;

6
src/rendering/v_video.cpp
View file

@ -668,10 +668,6 @@ int ActiveFakeRatio(int width, int height)
fakeratio = 3;
}
}
else if (vid_aspect == 0 && ViewportIsScaled43())
{
fakeratio = 0;
}
return fakeratio;
}
@ -694,7 +690,7 @@ float ActiveRatio(int width, int height, float *trueratio)
if (trueratio)
*trueratio = ratio;
return (fakeratio != -1) ? forcedRatioTypes[fakeratio] : ratio;
return (fakeratio != -1) ? forcedRatioTypes[fakeratio] : (ratio / ViewportPixelAspect());
}
DEFINE_ACTION_FUNCTION(_Screen, GetAspectRatio)