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Add fadestart/fadeend/fog to R_AddColormaps

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This commit is contained in:
mazmazz 2018-09-12 07:06:45 -04:00
parent 5e59b8c55a
commit 8754268abe
2 changed files with 32 additions and 1 deletions
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32
src/r_data.c
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@ -1901,6 +1901,7 @@ extracolormap_t *R_CreateColormap(char *p1, char *p2, char *p3)
extracolormap_t *R_AddColormaps(extracolormap_t *exc_augend, extracolormap_t *exc_addend,
boolean subR, boolean subG, boolean subB, boolean subA,
boolean subFadeR, boolean subFadeG, boolean subFadeB, boolean subFadeA,
boolean subFadeStart, boolean subFadeEnd, boolean ignoreFog,
boolean useAltAlpha, INT16 altAlpha, INT16 altFadeAlpha,
boolean lighttable)
{
@ -1917,7 +1918,10 @@ extracolormap_t *R_AddColormaps(extracolormap_t *exc_augend, extracolormap_t *ex
INT16 red, green, blue, alpha;
///////////////////
// base rgba
///////////////////
red = max(min(
R_GetRgbaR(exc_augend->rgba)
+ (subR ? -1 : 1) // subtract R
@ -1941,7 +1945,10 @@ extracolormap_t *R_AddColormaps(extracolormap_t *exc_augend, extracolormap_t *ex
exc_augend->rgba = R_PutRgbaRGBA(red, green, blue, alpha);
// fade rgba
///////////////////
// fade/dark rgba
///////////////////
red = max(min(
R_GetRgbaR(exc_augend->fadergba)
+ (subFadeR ? -1 : 1) // subtract R
@ -1967,6 +1974,29 @@ extracolormap_t *R_AddColormaps(extracolormap_t *exc_augend, extracolormap_t *ex
exc_augend->fadergba = R_PutRgbaRGBA(red, green, blue, alpha);
///////////////////
// parameters
///////////////////
exc_augend->fadestart = max(min(
exc_augend->fadestart
+ (subFadeStart ? -1 : 1) // subtract fadestart
* exc_addend->fadestart
, 31), 0);
exc_augend->fadeend = max(min(
exc_augend->fadeend
+ (subFadeEnd ? -1 : 1) // subtract fadeend
* exc_addend->fadeend
, 31), 0);
if (!ignoreFog) // overwrite fog with new value
exc_augend->fog = exc_addend->fog;
///////////////////
// put it together
///////////////////
if (!(exc = R_GetColormapFromList(exc_augend)))
{
exc_augend->colormap = lighttable ? R_CreateLightTable(exc_augend) : NULL;

1
src/r_data.h
View file

@ -128,6 +128,7 @@ extracolormap_t *R_CreateColormap(char *p1, char *p2, char *p3);
extracolormap_t *R_AddColormaps(extracolormap_t *exc_augend, extracolormap_t *exc_addend,
boolean subR, boolean subG, boolean subB, boolean subA,
boolean subFadeR, boolean subFadeG, boolean subFadeB, boolean subFadeA,
boolean subFadeStart, boolean subFadeEnd, boolean ignoreFog,
boolean useAltAlpha, INT16 altAlpha, INT16 altFadeAlpha,
boolean lighttable);
#ifdef EXTRACOLORMAPLUMPS