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- remove vid_hwgamma, force always use shader gamma

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*** note to drfrag: Please don't cherry-pick this commit. Systems that do not use renderbuffers will still need this feature!
This commit is contained in:
Rachael Alexanderson 2019-01-22 08:31:38 -05:00 committed by Christoph Oelckers
parent 477560e1ef
commit dc27011370
10 changed files with 4 additions and 200 deletions
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37
src/gl/system/gl_framebuffer.cpp
View file

@ -60,12 +60,6 @@ void Draw2D(F2DDrawer *drawer, FRenderState &state);
extern bool vid_hdr_active;
CUSTOM_CVAR(Int, vid_hwgamma, 2, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
{
if (self < 0 || self > 2) self = 2;
if (screen != nullptr) screen->SetGamma();
}
namespace OpenGLRenderer
{
FGLRenderer *GLRenderer;
@ -282,35 +276,6 @@ void OpenGLFrameBuffer::SetVSync(bool vsync)
glBindFramebuffer(GL_READ_FRAMEBUFFER, oldReadFramebufferBinding);
}
//===========================================================================
//
// DoSetGamma
//
// (Unfortunately Windows has some safety precautions that block gamma ramps
// that are considered too extreme. As a result this doesn't work flawlessly)
//
//===========================================================================
void OpenGLFrameBuffer::SetGamma()
{
bool useHWGamma = m_supportsGamma && ((vid_hwgamma == 0) || (vid_hwgamma == 2 && IsFullscreen()));
if (useHWGamma)
{
uint16_t gammaTable[768];
// This formula is taken from Doomsday
BuildGammaTable(gammaTable);
SetGammaTable(gammaTable);
HWGammaActive = true;
}
else if (HWGammaActive)
{
ResetGammaTable();
HWGammaActive = false;
}
}
//===========================================================================
//
//
@ -466,7 +431,7 @@ TArray<uint8_t> OpenGLFrameBuffer::GetScreenshotBuffer(int &pitch, ESSType &colo
color_type = SS_RGB;
// Screenshot should not use gamma correction if it was already applied to rendered image
gamma = 1 == vid_hwgamma || (2 == vid_hwgamma && !fullscreen) ? 1.0f : Gamma;
gamma = 1;
if (vid_hdr_active && fullscreen)
gamma *= 2.2f;
return ScreenshotBuffer;

3
src/gl/system/gl_framebuffer.h
View file

@ -24,9 +24,6 @@ public:
void InitializeState() override;
void Update() override;
// Color correction
void SetGamma();
void CleanForRestart() override;
void UpdatePalette() override;
uint32_t GetCaps() override;

27
src/hwrenderer/utility/hw_cvars.cpp
View file

@ -54,30 +54,9 @@ CUSTOM_CVAR(Bool, gl_render_precise, false, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
gl_seamless=self;
}
CUSTOM_CVAR (Float, vid_brightness, 0.f, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
{
if (screen != NULL)
{
screen->SetGamma();
}
}
CUSTOM_CVAR (Float, vid_contrast, 1.f, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
{
if (screen != NULL)
{
screen->SetGamma();
}
}
CUSTOM_CVAR (Float, vid_saturation, 1.f, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
{
if (screen != NULL)
{
screen->SetGamma();
}
}
CVAR (Float, vid_brightness, 0.f, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
CVAR (Float, vid_contrast, 1.f, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
CVAR (Float, vid_saturation, 1.f, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
CVAR(Int, gl_satformula, 1, CVAR_ARCHIVE|CVAR_GLOBALCONFIG);
//==========================================================================

2
src/posix/cocoa/gl_sysfb.h
View file

@ -74,8 +74,6 @@ protected:
void SetGammaTable(uint16_t* table);
void ResetGammaTable();
bool m_supportsGamma;
private:
void SetFullscreenMode();
void SetWindowedMode();

67
src/posix/cocoa/i_video.mm
View file

@ -219,31 +219,6 @@ public:
EXTERN_CVAR(Float, Gamma)
CUSTOM_CVAR(Float, rgamma, 1.0f, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
{
if (NULL != screen)
{
screen->SetGamma();
}
}
CUSTOM_CVAR(Float, ggamma, 1.0f, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
{
if (NULL != screen)
{
screen->SetGamma();
}
}
CUSTOM_CVAR(Float, bgamma, 1.0f, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
{
if (NULL != screen)
{
screen->SetGamma();
}
}
// ---------------------------------------------------------------------------
@ -335,23 +310,6 @@ SystemGLFrameBuffer::SystemGLFrameBuffer(void*, const bool fullscreen)
[m_window setContentView:glView];
// Create table for system-wide gamma correction
CGGammaValue gammaTable[GAMMA_TABLE_SIZE];
uint32_t actualChannelSize;
const CGError result = CGGetDisplayTransferByTable(kCGDirectMainDisplay, GAMMA_CHANNEL_SIZE,
gammaTable, &gammaTable[GAMMA_CHANNEL_SIZE], &gammaTable[GAMMA_CHANNEL_SIZE * 2], &actualChannelSize);
m_supportsGamma = kCGErrorSuccess == result && GAMMA_CHANNEL_SIZE == actualChannelSize;
if (m_supportsGamma)
{
for (uint32_t i = 0; i < GAMMA_TABLE_SIZE; ++i)
{
m_originalGamma[i] = static_cast<uint16_t>(gammaTable[i] * 65535.0f);
}
}
assert(frameBuffer == nullptr);
frameBuffer = this;
@ -431,31 +389,6 @@ void SystemGLFrameBuffer::SwapBuffers()
[[NSOpenGLContext currentContext] flushBuffer];
}
void SystemGLFrameBuffer::SetGammaTable(uint16_t* table)
{
if (m_supportsGamma)
{
CGGammaValue gammaTable[GAMMA_TABLE_SIZE];
for (uint32_t i = 0; i < GAMMA_TABLE_SIZE; ++i)
{
gammaTable[i] = static_cast<CGGammaValue>(table[i] / 65535.0f);
}
CGSetDisplayTransferByTable(kCGDirectMainDisplay, GAMMA_CHANNEL_SIZE,
gammaTable, &gammaTable[GAMMA_CHANNEL_SIZE], &gammaTable[GAMMA_CHANNEL_SIZE * 2]);
}
}
void SystemGLFrameBuffer::ResetGammaTable()
{
if (m_supportsGamma)
{
SetGammaTable(m_originalGamma);
}
}
int SystemGLFrameBuffer::GetClientWidth()
{
const int clientWidth = I_GetContentViewSize(m_window).width;

3
src/posix/sdl/gl_sysfb.h
View file

@ -47,9 +47,6 @@ protected:
void UpdateColors ();
Uint16 m_origGamma[3][256];
bool m_supportsGamma;
static const int MIN_WIDTH = 320;
static const int MIN_HEIGHT = 200;
};

25
src/posix/sdl/sdlglvideo.cpp
View file

@ -65,7 +65,6 @@
extern IVideo *Video;
EXTERN_CVAR (Float, Gamma)
EXTERN_CVAR (Int, vid_adapter)
EXTERN_CVAR (Int, vid_displaybits)
EXTERN_CVAR (Int, vid_maxfps)
@ -250,13 +249,7 @@ SystemGLFrameBuffer::SystemGLFrameBuffer (void *, bool fullscreen)
GLContext = SDL_GL_CreateContext(Screen);
if (GLContext != NULL)
{
m_supportsGamma = -1 != SDL_GetWindowGammaRamp(Screen,
m_origGamma[0], m_origGamma[1], m_origGamma[2]
);
return;
}
SDL_DestroyWindow(Screen);
Screen = NULL;
@ -268,8 +261,6 @@ SystemGLFrameBuffer::~SystemGLFrameBuffer ()
{
if (Screen)
{
ResetGammaTable();
if (GLContext)
{
SDL_GL_DeleteContext(GLContext);
@ -280,22 +271,6 @@ SystemGLFrameBuffer::~SystemGLFrameBuffer ()
}
void SystemGLFrameBuffer::SetGammaTable(uint16_t *tbl)
{
if (m_supportsGamma)
{
SDL_SetWindowGammaRamp(Screen, &tbl[0], &tbl[256], &tbl[512]);
}
}
void SystemGLFrameBuffer::ResetGammaTable()
{
if (m_supportsGamma)
{
SDL_SetWindowGammaRamp(Screen, m_origGamma[0], m_origGamma[1], m_origGamma[2]);
}
}
bool SystemGLFrameBuffer::IsFullscreen ()
{
return (SDL_GetWindowFlags (Screen) & SDL_WINDOW_FULLSCREEN_DESKTOP) != 0;

28
src/win32/base_sysfb.cpp
View file

@ -357,7 +357,6 @@ SystemBaseFrameBuffer::SystemBaseFrameBuffer(void *hMonitor, bool fullscreen) :
HDC hDC = GetDC(Window);
m_supportsGamma = !!GetDeviceGammaRamp(hDC, (void *)m_origGamma);
ReleaseDC(Window, hDC);
}
@ -369,7 +368,6 @@ SystemBaseFrameBuffer::SystemBaseFrameBuffer(void *hMonitor, bool fullscreen) :
SystemBaseFrameBuffer::~SystemBaseFrameBuffer()
{
ResetGammaTable();
if (!m_Fullscreen) SaveWindowedPos();
ShowWindow (Window, SW_SHOW);
@ -382,32 +380,6 @@ SystemBaseFrameBuffer::~SystemBaseFrameBuffer()
}
//==========================================================================
//
//
//
//==========================================================================
void SystemBaseFrameBuffer::ResetGammaTable()
{
if (m_supportsGamma)
{
HDC hDC = GetDC(Window);
SetDeviceGammaRamp(hDC, (void *)m_origGamma);
ReleaseDC(Window, hDC);
}
}
void SystemBaseFrameBuffer::SetGammaTable(uint16_t *tbl)
{
if (m_supportsGamma)
{
HDC hDC = GetDC(Window);
SetDeviceGammaRamp(hDC, (void *)tbl);
ReleaseDC(Window, hDC);
}
}
//==========================================================================
//
//

4
src/win32/base_sysfb.h
View file

@ -30,12 +30,8 @@ protected:
void PositionWindow(bool fullscreen, bool initialcall = false);
void ResetGammaTable();
void SetGammaTable(uint16_t * tbl);
float m_Gamma, m_Brightness, m_Contrast;
uint16_t m_origGamma[768];
bool m_supportsGamma;
bool m_Fullscreen = false;
char m_displayDeviceNameBuffer[32/*CCHDEVICENAME*/]; // do not use windows.h constants here!
char *m_displayDeviceName;

8
wadsrc/static/menudef.txt
View file

@ -743,7 +743,6 @@ OptionMenu "VideoOptions" protected
Slider "$DSPLYMNU_BRIGHTNESS", "vid_brightness", -0.8,0.8, 0.05,2
Slider "$DSPLYMNU_CONTRAST", "vid_contrast", 0.1, 3.0, 0.1
Slider "$DSPLYMNU_SATURATION", "vid_saturation", -3.0, 3.0, 0.25, 2
Option "$DSPLYMNU_HWGAMMA", "vid_hwgamma", "HWGammaModes"
StaticText " "
Option "$DSPLYMNU_VSYNC", "vid_vsync", "OnOff"
Option "$DSPLYMNU_CAPFPS", "cl_capfps", "OffOn"
@ -2039,13 +2038,6 @@ OptionValue "FilterModes"
4, "$OPTVAL_TRILINEAR"
}
OptionValue "HWGammaModes"
{
0, "$OPTVAL_ON"
1, "$OPTVAL_OFF"
2, "$OPTVAL_FULLSCREENONLY"
}
OptionValue "TonemapModes"
{
0, "$OPTVAL_OFF"