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Make OpenGL use hwLightOffset instead of calculating every time

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Fake contrast setting is no more
This commit is contained in:
Sally Coolatta 2022-05-24 20:09:32 -04:00
parent b777b3f96a
commit ea477cb69a
3 changed files with 32 additions and 80 deletions
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102
src/hardware/hw_main.c
View file

@ -285,40 +285,13 @@ UINT8 HWR_FogBlockAlpha(INT32 light, extracolormap_t *colormap) // Let's see if
return surfcolor.s.alpha;
}
static FUINT HWR_CalcWallLight(FUINT lightnum, fixed_t v1x, fixed_t v1y, fixed_t v2x, fixed_t v2y)
static FUINT HWR_CalcWallLight(FUINT lightnum, seg_t *seg)
{
INT16 finallight = lightnum;
if (cv_glfakecontrast.value != 0)
if (seg != NULL && P_ApplySegLightOffset(lightnum))
{
const UINT8 contrast = 8;
fixed_t extralight = 0;
if (cv_glfakecontrast.value == 2) // Smooth setting
{
extralight = (-(contrast<<FRACBITS) +
FixedDiv(AngleFixed(R_PointToAngle2(0, 0,
abs(v1x - v2x),
abs(v1y - v2y))), 90<<FRACBITS)
* (contrast * 2)) >> FRACBITS;
}
else
{
if (v1y == v2y)
extralight = -contrast;
else if (v1x == v2x)
extralight = contrast;
}
if (extralight != 0)
{
finallight += extralight;
if (finallight < 0)
finallight = 0;
if (finallight > 255)
finallight = 255;
}
finallight += seg->hwLightOffset;
}
return (FUINT)finallight;
@ -328,31 +301,14 @@ static FUINT HWR_CalcSlopeLight(FUINT lightnum, angle_t dir, fixed_t delta)
{
INT16 finallight = lightnum;
if (cv_glfakecontrast.value != 0 && cv_glslopecontrast.value != 0)
if (cv_glslopecontrast.value != 0)
{
const UINT8 contrast = 8;
fixed_t extralight = 0;
fixed_t dirmul = abs(FixedDiv(AngleFixed(dir) - (180<<FRACBITS), 180<<FRACBITS));
if (cv_glfakecontrast.value == 2) // Smooth setting
{
fixed_t dirmul = abs(FixedDiv(AngleFixed(dir) - (180<<FRACBITS), 180<<FRACBITS));
extralight = -(contrast<<FRACBITS) + (dirmul * (contrast * 2));
extralight = FixedMul(extralight, delta*4) >> FRACBITS;
}
else
{
dir = ((dir + ANGLE_45) / ANGLE_90) * ANGLE_90;
if (dir == ANGLE_180)
extralight = -contrast;
else if (dir == 0)
extralight = contrast;
if (delta >= FRACUNIT/2)
extralight *= 2;
}
extralight = -(contrast<<FRACBITS) + (dirmul * (contrast * 2));
extralight = FixedMul(extralight, delta*4) >> FRACBITS;
if (extralight != 0)
{
@ -894,7 +850,7 @@ static void HWR_SplitWall(sector_t *sector, FOutVector *wallVerts, INT32 texnum,
INT32 solid, i;
lightlist_t * list = sector->lightlist;
const UINT8 alpha = Surf->PolyColor.s.alpha;
FUINT lightnum = HWR_CalcWallLight(sector->lightlevel, v1x, v1y, v2x, v2y);
FUINT lightnum = sector->lightlevel;
extracolormap_t *colormap = NULL;
realtop = top = wallVerts[3].y;
@ -918,12 +874,12 @@ static void HWR_SplitWall(sector_t *sector, FOutVector *wallVerts, INT32 texnum,
{
if (pfloor && (pfloor->flags & FF_FOG))
{
lightnum = HWR_CalcWallLight(pfloor->master->frontsector->lightlevel, v1x, v1y, v2x, v2y);
lightnum = pfloor->master->frontsector->lightlevel;
colormap = pfloor->master->frontsector->extra_colormap;
}
else
{
lightnum = HWR_CalcWallLight(*list[i].lightlevel, v1x, v1y, v2x, v2y);
lightnum = *list[i].lightlevel;
colormap = *list[i].extra_colormap;
}
}
@ -1006,11 +962,11 @@ static void HWR_SplitWall(sector_t *sector, FOutVector *wallVerts, INT32 texnum,
wallVerts[1].y = endbot;
if (polyflags & PF_Fog)
HWR_AddTransparentWall(wallVerts, Surf, texnum, polyflags, true, lightnum, colormap);
HWR_AddTransparentWall(wallVerts, Surf, texnum, polyflags, true, HWR_CalcWallLight(lightnum, gl_curline), colormap);
else if (polyflags & (PF_Translucent|PF_Additive|PF_Subtractive|PF_Environment))
HWR_AddTransparentWall(wallVerts, Surf, texnum, polyflags, false, lightnum, colormap);
HWR_AddTransparentWall(wallVerts, Surf, texnum, polyflags, false, HWR_CalcWallLight(lightnum, gl_curline), colormap);
else
HWR_ProjectWall(wallVerts, Surf, polyflags, lightnum, colormap);
HWR_ProjectWall(wallVerts, Surf, polyflags, HWR_CalcWallLight(lightnum, gl_curline), colormap);
top = bot;
endtop = endbot;
@ -1035,11 +991,11 @@ static void HWR_SplitWall(sector_t *sector, FOutVector *wallVerts, INT32 texnum,
wallVerts[1].y = endbot;
if (polyflags & PF_Fog)
HWR_AddTransparentWall(wallVerts, Surf, texnum, polyflags, true, lightnum, colormap);
HWR_AddTransparentWall(wallVerts, Surf, texnum, polyflags, true, HWR_CalcWallLight(lightnum, gl_curline), colormap);
else if (polyflags & (PF_Translucent|PF_Additive|PF_Subtractive|PF_Environment))
HWR_AddTransparentWall(wallVerts, Surf, texnum, polyflags, false, lightnum, colormap);
HWR_AddTransparentWall(wallVerts, Surf, texnum, polyflags, false, HWR_CalcWallLight(lightnum, gl_curline), colormap);
else
HWR_ProjectWall(wallVerts, Surf, polyflags, lightnum, colormap);
HWR_ProjectWall(wallVerts, Surf, polyflags, HWR_CalcWallLight(lightnum, gl_curline), colormap);
}
// HWR_DrawSkyWall
@ -1083,7 +1039,7 @@ static void HWR_ProcessSeg(void) // Sort of like GLWall::Process in GZDoom
fixed_t h, l; // 3D sides and 2s middle textures
fixed_t hS, lS;
FUINT lightnum = 0; // shut up compiler
FUINT lightnum = 255; // shut up compiler
extracolormap_t *colormap;
FSurfaceInfo Surf;
@ -1126,7 +1082,7 @@ static void HWR_ProcessSeg(void) // Sort of like GLWall::Process in GZDoom
cliphigh = (float)(texturehpeg + (gl_curline->flength*FRACUNIT));
}
lightnum = HWR_CalcWallLight(gl_frontsector->lightlevel, vs.x, vs.y, ve.x, ve.y);
lightnum = HWR_CalcWallLight(gl_frontsector->lightlevel, gl_curline);
colormap = gl_frontsector->extra_colormap;
if (gl_frontsector)
@ -1801,7 +1757,7 @@ static void HWR_ProcessSeg(void) // Sort of like GLWall::Process in GZDoom
blendmode = PF_Fog|PF_NoTexture;
lightnum = HWR_CalcWallLight(rover->master->frontsector->lightlevel, vs.x, vs.y, ve.x, ve.y);
lightnum = HWR_CalcWallLight(rover->master->frontsector->lightlevel, gl_curline);
colormap = rover->master->frontsector->extra_colormap;
Surf.PolyColor.s.alpha = HWR_FogBlockAlpha(rover->master->frontsector->lightlevel, rover->master->frontsector->extra_colormap);
@ -1927,7 +1883,7 @@ static void HWR_ProcessSeg(void) // Sort of like GLWall::Process in GZDoom
blendmode = PF_Fog|PF_NoTexture;
lightnum = HWR_CalcWallLight(rover->master->frontsector->lightlevel, vs.x, vs.y, ve.x, ve.y);
lightnum = HWR_CalcWallLight(rover->master->frontsector->lightlevel, gl_curline);
colormap = rover->master->frontsector->extra_colormap;
Surf.PolyColor.s.alpha = HWR_FogBlockAlpha(rover->master->frontsector->lightlevel, rover->master->frontsector->extra_colormap);
@ -2384,9 +2340,9 @@ static void HWR_AddLine(seg_t * line)
// PrBoom: use REAL clipping math YAYYYYYYY!!!
if (!gld_clipper_SafeCheckRange(angle2, angle1))
{
{
return;
}
}
checkforemptylines = true;
#else
@ -2474,11 +2430,11 @@ static void HWR_AddLine(seg_t * line)
#ifdef NEWCLIP
if (!line->backsector)
{
{
gld_clipper_SafeAddClipRange(angle2, angle1);
}
else
{
}
else
{
boolean bothceilingssky = false, bothfloorssky = false;
gl_backsector = R_FakeFlat(gl_backsector, &tempsec, NULL, NULL, true);
@ -2511,7 +2467,7 @@ static void HWR_AddLine(seg_t * line)
// and no middle texture.
if (checkforemptylines && R_IsEmptyLine(line, gl_frontsector, gl_backsector))
return;
}
}
HWR_ProcessSeg(); // Doesn't need arguments because they're defined globally :D
return;
@ -6574,7 +6530,6 @@ static CV_PossibleValue_t glshaders_cons_t[] = {{HWD_SHADEROPTION_OFF, "Off"}, {
#ifdef BAD_MODEL_OPTIONS
static CV_PossibleValue_t glmodelinterpolation_cons_t[] = {{0, "Off"}, {1, "Sometimes"}, {2, "Always"}, {0, NULL}};
#endif
static CV_PossibleValue_t glfakecontrast_cons_t[] = {{0, "Off"}, {1, "On"}, {2, "Smooth"}, {0, NULL}};
static CV_PossibleValue_t glshearing_cons_t[] = {{0, "Off"}, {1, "On"}, {2, "Third-person"}, {0, NULL}};
static void CV_glfiltermode_OnChange(void);
@ -6609,7 +6564,6 @@ consvar_t cv_glmodellighting = CVAR_INIT ("gr_modellighting", "Off", CV_SAVE, CV
consvar_t cv_glshearing = CVAR_INIT ("gr_shearing", "Off", CV_SAVE, glshearing_cons_t, NULL);
consvar_t cv_glspritebillboarding = CVAR_INIT ("gr_spritebillboarding", "On", CV_SAVE, CV_OnOff, NULL);
consvar_t cv_glskydome = CVAR_INIT ("gr_skydome", "On", CV_SAVE, CV_OnOff, NULL);
consvar_t cv_glfakecontrast = CVAR_INIT ("gr_fakecontrast", "Smooth", CV_SAVE, glfakecontrast_cons_t, NULL);
consvar_t cv_glslopecontrast = CVAR_INIT ("gr_slopecontrast", "Off", CV_SAVE, CV_OnOff, NULL);
consvar_t cv_glfiltermode = CVAR_INIT ("gr_filtermode", "Nearest", CV_SAVE|CV_CALL, glfiltermode_cons_t, CV_glfiltermode_OnChange);
@ -6652,7 +6606,7 @@ void HWR_AddCommands(void)
CV_RegisterVar(&cv_glskydome);
CV_RegisterVar(&cv_glspritebillboarding);
CV_RegisterVar(&cv_glfakecontrast);
CV_RegisterVar(&cv_glslopecontrast);
CV_RegisterVar(&cv_glshearing);
CV_RegisterVar(&cv_glshaders);
CV_RegisterVar(&cv_glallowshaders);

1
src/hardware/hw_main.h
View file

@ -113,7 +113,6 @@ extern consvar_t cv_glsolvetjoin;
extern consvar_t cv_glshearing;
extern consvar_t cv_glspritebillboarding;
extern consvar_t cv_glskydome;
extern consvar_t cv_glfakecontrast;
extern consvar_t cv_glslopecontrast;
extern consvar_t cv_glbatching;

9
src/m_menu.c
View file

@ -1309,16 +1309,15 @@ static menuitem_t OP_VideoModeMenu[] =
#ifdef HWRENDER
static menuitem_t OP_OpenGLOptionsMenu[] =
{
{IT_STRING | IT_CVAR, NULL, "3D Models", {.cvar = &cv_glmodels}, 10},
{IT_STRING | IT_CVAR, NULL, "3D Models", {.cvar = &cv_glmodels}, 10},
{IT_STRING|IT_CVAR, NULL, "Shaders", {.cvar = &cv_glshaders}, 20},
{IT_STRING|IT_CVAR, NULL, "Texture Quality", {.cvar = &cv_scr_depth}, 40},
{IT_STRING|IT_CVAR, NULL, "Texture Filter", {.cvar = &cv_glfiltermode}, 50},
{IT_STRING|IT_CVAR, NULL, "Texture Filter", {.cvar = &cv_glfiltermode}, 50},
{IT_STRING|IT_CVAR, NULL, "Anisotropic", {.cvar = &cv_glanisotropicmode}, 60},
{IT_STRING|IT_CVAR, NULL, "Wall Contrast Style", {.cvar = &cv_glfakecontrast}, 80},
{IT_STRING|IT_CVAR, NULL, "Sprite Billboarding", {.cvar = &cv_glspritebillboarding}, 90},
{IT_STRING|IT_CVAR, NULL, "Software Perspective", {.cvar = &cv_glshearing}, 100},
{IT_STRING|IT_CVAR, NULL, "Sprite Billboarding", {.cvar = &cv_glspritebillboarding}, 80},
{IT_STRING|IT_CVAR, NULL, "Software Perspective", {.cvar = &cv_glshearing}, 90},
};
#endif