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soft: use vid_lightthreshold for skip apply light

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This commit is contained in:
Denis Pauk 2022-03-21 22:56:09 +02:00
parent c73eac63b3
commit ff1814922e
4 changed files with 12 additions and 1 deletions
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1
src/client/refresh/soft/header/local.h
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@ -98,6 +98,7 @@ extern pixel_t *vid_buffer; // invisible buffer
extern pixel_t *vid_colormap; // 256 * VID_GRADES size extern pixel_t *vid_colormap; // 256 * VID_GRADES size
extern pixel_t *vid_alphamap; // 256 * 256 translucency map extern pixel_t *vid_alphamap; // 256 * 256 translucency map
extern byte *vid_lightmap; // 64 light grades for 256 colors extern byte *vid_lightmap; // 64 light grades for 256 colors
extern light_t vid_lightthreshold; // full light distance maximum
extern char shift_size; // shift size in fixed-point extern char shift_size; // shift size in fixed-point
typedef struct typedef struct

4
src/client/refresh/soft/sw_image.c
View file

@ -340,6 +340,10 @@ R_ApplyLight(pixel_t pix, const light3_t light)
byte b_r, b_g, b_b; byte b_r, b_g, b_b;
int i_c; int i_c;
/* full light, code could skip light processing */
if (((light[0] | light[1] | light[2]) & 0xFF00) <= vid_lightthreshold)
return pix;
/* get color component for each component */ /* get color component for each component */
b_r = d_8to24table[pix * 4 + 0]; b_r = d_8to24table[pix * 4 + 0];
b_g = d_8to24table[pix * 4 + 1]; b_g = d_8to24table[pix * 4 + 1];

5
src/client/refresh/soft/sw_main.c
View file

@ -41,6 +41,7 @@ espan_t *vid_polygon_spans = NULL;
pixel_t *vid_colormap = NULL; pixel_t *vid_colormap = NULL;
pixel_t *vid_alphamap = NULL; pixel_t *vid_alphamap = NULL;
byte *vid_lightmap = NULL; byte *vid_lightmap = NULL;
light_t vid_lightthreshold = 0;
static int vid_minu, vid_minv, vid_maxu, vid_maxv; static int vid_minu, vid_minv, vid_maxu, vid_maxv;
static int vid_zminu, vid_zminv, vid_zmaxu, vid_zmaxv; static int vid_zminu, vid_zminv, vid_zmaxu, vid_zmaxv;
@ -1805,6 +1806,10 @@ Draw_GetPalette (void)
d_8to24table[vid_colormap[i * 256 + white] * 4 + 2] d_8to24table[vid_colormap[i * 256 + white] * 4 + 2]
) / 3; ) / 3;
/* full light distance maximum */
if (scale == 255)
vid_lightthreshold = i * 256;
for(j=0; j < 256; j++) for(j=0; j < 256; j++)
vid_lightmap[i * 256 + j] = (j * scale) / 255; vid_lightmap[i * 256 + j] = (j * scale) / 255;
} }

3
src/client/refresh/soft/sw_surf.c
View file

@ -73,7 +73,7 @@ static void
R_DrawSurfaceBlock8_anymip (int level, int surfrowbytes) R_DrawSurfaceBlock8_anymip (int level, int surfrowbytes)
{ {
int v, i, b, size; int v, i, b, size;
unsigned char pix, *psource, *prowdest; unsigned char *psource, *prowdest;
size = 1 << level; size = 1 << level;
psource = pbasesource; psource = pbasesource;
@ -111,6 +111,7 @@ R_DrawSurfaceBlock8_anymip (int level, int surfrowbytes)
for (b=(size-1); b>=0; b--) for (b=(size-1); b>=0; b--)
{ {
pixel_t pix;
pix = psource[b]; pix = psource[b];
prowdest[b] = R_ApplyLight(pix, light); prowdest[b] = R_ApplyLight(pix, light);