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path: root/source/blender/render/intern/source/pixelshading.c
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Diffstat (limited to 'source/blender/render/intern/source/pixelshading.c')
-rw-r--r--source/blender/render/intern/source/pixelshading.c165
1 files changed, 83 insertions, 82 deletions
diff --git a/source/blender/render/intern/source/pixelshading.c b/source/blender/render/intern/source/pixelshading.c
index 965abb361fd..98578c8dc70 100644
--- a/source/blender/render/intern/source/pixelshading.c
+++ b/source/blender/render/intern/source/pixelshading.c
@@ -89,14 +89,14 @@ static void render_lighting_halo(HaloRen *har, float col_r[3])
vn= har->no;
- for(go=R.lights.first; go; go= go->next) {
+ for (go=R.lights.first; go; go= go->next) {
lar= go->lampren;
/* test for lamplayer */
- if(lar->mode & LA_LAYER) if((lar->lay & har->lay)==0) continue;
+ if (lar->mode & LA_LAYER) if((lar->lay & har->lay)==0) continue;
/* lampdist cacluation */
- if(lar->type==LA_SUN || lar->type==LA_HEMI) {
+ if (lar->type==LA_SUN || lar->type==LA_HEMI) {
copy_v3_v3(lv, lar->vec);
lampdist= 1.0;
}
@@ -111,11 +111,11 @@ static void render_lighting_halo(HaloRen *har, float col_r[3])
/* ld is re-used further on (texco's) */
- if(lar->mode & LA_QUAD) {
+ if (lar->mode & LA_QUAD) {
t= 1.0;
- if(lar->ld1>0.0f)
+ if (lar->ld1>0.0f)
t= lar->dist/(lar->dist+lar->ld1*ld);
- if(lar->ld2>0.0f)
+ if (lar->ld2>0.0f)
t*= lar->distkw/(lar->distkw+lar->ld2*ld*ld);
lampdist= t;
@@ -124,9 +124,9 @@ static void render_lighting_halo(HaloRen *har, float col_r[3])
lampdist= (lar->dist/(lar->dist+ld));
}
- if(lar->mode & LA_SPHERE) {
+ if (lar->mode & LA_SPHERE) {
t= lar->dist - ld;
- if(t<0.0f) continue;
+ if (t<0.0f) continue;
t/= lar->dist;
lampdist*= (t);
@@ -138,7 +138,7 @@ static void render_lighting_halo(HaloRen *har, float col_r[3])
lacol[1]= lar->g;
lacol[2]= lar->b;
- if(lar->mode & LA_TEXTURE) {
+ if (lar->mode & LA_TEXTURE) {
ShadeInput shi;
/* Warning, This is not that nice, and possibly a bit slow,
@@ -152,10 +152,10 @@ static void render_lighting_halo(HaloRen *har, float col_r[3])
do_lamp_tex(lar, lv, &shi, lacol, LA_TEXTURE);
}
- if(lar->type==LA_SPOT) {
+ if (lar->type==LA_SPOT) {
- if(lar->mode & LA_SQUARE) {
- if(lv[0]*lar->vec[0]+lv[1]*lar->vec[1]+lv[2]*lar->vec[2]>0.0f) {
+ if (lar->mode & LA_SQUARE) {
+ if (lv[0]*lar->vec[0]+lv[1]*lar->vec[1]+lv[2]*lar->vec[2]>0.0f) {
float x, lvrot[3];
/* rotate view to lampspace */
@@ -174,25 +174,25 @@ static void render_lighting_halo(HaloRen *har, float col_r[3])
}
t= lar->spotsi;
- if(inpr<t) continue;
+ if (inpr<t) continue;
else {
t= inpr-t;
soft= 1.0;
- if(t<lar->spotbl && lar->spotbl!=0.0f) {
+ if (t<lar->spotbl && lar->spotbl!=0.0f) {
/* soft area */
i= t/lar->spotbl;
t= i*i;
soft= (3.0f*t-2.0f*t*i);
inpr*= soft;
}
- if(lar->mode & LA_ONLYSHADOW) {
+ if (lar->mode & LA_ONLYSHADOW) {
/* if(ma->mode & MA_SHADOW) { */
/* dot product positive: front side face! */
inp= vn[0]*lv[0] + vn[1]*lv[1] + vn[2]*lv[2];
- if(inp>0.0f) {
+ if (inp>0.0f) {
/* testshadowbuf==0.0 : 100% shadow */
shadfac = testshadowbuf(&R, lar->shb, rco, dco, dco, inp, 0.0f);
- if( shadfac>0.0f ) {
+ if ( shadfac>0.0f ) {
shadfac*= inp*soft*lar->energy;
ir -= shadfac;
ig -= shadfac;
@@ -205,7 +205,7 @@ static void render_lighting_halo(HaloRen *har, float col_r[3])
}
lampdist*=inpr;
}
- if(lar->mode & LA_ONLYSHADOW) continue;
+ if (lar->mode & LA_ONLYSHADOW) continue;
}
@@ -217,32 +217,32 @@ static void render_lighting_halo(HaloRen *har, float col_r[3])
i= inp;
- if(lar->type==LA_HEMI) {
+ if (lar->type==LA_HEMI) {
i= 0.5f*i+0.5f;
}
- if(i>0.0f) {
+ if (i>0.0f) {
i*= lampdist;
}
/* shadow */
- if(i> -0.41f) { /* heuristic valua! */
- if(lar->shb) {
+ if (i> -0.41f) { /* heuristic valua! */
+ if (lar->shb) {
shadfac = testshadowbuf(&R, lar->shb, rco, dco, dco, inp, 0.0f);
- if(shadfac==0.0f) continue;
+ if (shadfac==0.0f) continue;
i*= shadfac;
}
}
- if(i>0.0f) {
+ if (i>0.0f) {
ir+= i*lacol[0];
ig+= i*lacol[1];
ib+= i*lacol[2];
}
}
- if(ir<0.0f) ir= 0.0f;
- if(ig<0.0f) ig= 0.0f;
- if(ib<0.0f) ib= 0.0f;
+ if (ir<0.0f) ir= 0.0f;
+ if (ig<0.0f) ig= 0.0f;
+ if (ib<0.0f) ib= 0.0f;
col_r[0]*= ir;
col_r[1]*= ig;
@@ -260,11 +260,11 @@ static float haloZtoDist(int z)
{
float zco = 0;
- if(z >= 0x7FFFFF)
+ if (z >= 0x7FFFFF)
return 10e10;
else {
zco = (float)z/(float)0x7FFFFF;
- if(R.r.mode & R_ORTHO)
+ if (R.r.mode & R_ORTHO)
return (R.winmat[3][2] - zco*R.winmat[3][3])/(R.winmat[2][2]);
else
return (R.winmat[3][2])/(R.winmat[2][2] - R.winmat[2][3]*zco);
@@ -287,8 +287,8 @@ int shadeHaloFloat(HaloRen *har, float *col, int zz,
float t, zn, radist, ringf=0.0f, linef=0.0f, alpha, si, co;
int a;
- if(R.wrld.mode & WO_MIST) {
- if(har->type & HA_ONLYSKY) {
+ if (R.wrld.mode & WO_MIST) {
+ if (har->type & HA_ONLYSKY) {
/* stars but no mist */
alpha= har->alfa;
}
@@ -299,37 +299,37 @@ int shadeHaloFloat(HaloRen *har, float *col, int zz,
}
else alpha= har->alfa;
- if(alpha==0.0f)
+ if (alpha==0.0f)
return 0;
/* soften the halo if it intersects geometry */
- if(har->mat && har->mat->mode & MA_HALO_SOFT) {
+ if (har->mat && har->mat->mode & MA_HALO_SOFT) {
float segment_length, halo_depth, distance_from_z /* , visible_depth */ /* UNUSED */, soften;
/* calculate halo depth */
segment_length= har->hasize*sasqrt(1.0f - dist/(har->rad*har->rad));
halo_depth= 2.0f*segment_length;
- if(halo_depth < FLT_EPSILON)
+ if (halo_depth < FLT_EPSILON)
return 0;
/* calculate how much of this depth is visible */
distance_from_z = haloZtoDist(zz) - haloZtoDist(har->zs);
/* visible_depth = halo_depth; */ /* UNUSED */
- if(distance_from_z < segment_length) {
+ if (distance_from_z < segment_length) {
soften= (segment_length + distance_from_z)/halo_depth;
/* apply softening to alpha */
- if(soften < 1.0f)
+ if (soften < 1.0f)
alpha *= soften;
- if(alpha <= 0.0f)
+ if (alpha <= 0.0f)
return 0;
}
}
else {
/* not a soft halo. use the old softening code */
/* halo being intersected? */
- if(har->zs> zz-har->zd) {
+ if (har->zs> zz-har->zd) {
t= ((float)(zz-har->zs))/(float)har->zd;
alpha*= sqrtf(sqrtf(t));
}
@@ -338,31 +338,31 @@ int shadeHaloFloat(HaloRen *har, float *col, int zz,
radist= sqrt(dist);
/* watch it: not used nicely: flarec is set at zero in pixstruct */
- if(flarec) har->pixels+= (int)(har->rad-radist);
+ if (flarec) har->pixels+= (int)(har->rad-radist);
- if(har->ringc) {
+ if (har->ringc) {
float *rc, fac;
int ofs;
/* per ring an antialised circle */
ofs= har->seed;
- for(a= har->ringc; a>0; a--, ofs+=2) {
+ for (a= har->ringc; a>0; a--, ofs+=2) {
rc= hashvectf + (ofs % 768);
fac= fabsf( rc[1]*(har->rad*fabsf(rc[0]) - radist) );
- if(fac< 1.0f) {
+ if (fac< 1.0f) {
ringf+= (1.0f-fac);
}
}
}
- if(har->type & HA_VECT) {
+ if (har->type & HA_VECT) {
dist= fabsf( har->cos*(yn) - har->sin*(xn) )/har->rad;
- if(dist>1.0f) dist= 1.0f;
- if(har->tex) {
+ if (dist>1.0f) dist= 1.0f;
+ if (har->tex) {
zn= har->sin*xn - har->cos*yn;
yn= har->cos*xn + har->sin*yn;
xn= zn;
@@ -370,49 +370,49 @@ int shadeHaloFloat(HaloRen *har, float *col, int zz,
}
else dist= dist/har->radsq;
- if(har->type & HA_FLARECIRC) {
+ if (har->type & HA_FLARECIRC) {
dist= 0.5+fabs(dist-0.5f);
}
- if(har->hard>=30) {
+ if (har->hard>=30) {
dist= sqrt(dist);
- if(har->hard>=40) {
+ if (har->hard>=40) {
dist= sinf(dist*(float)M_PI_2);
- if(har->hard>=50) {
+ if (har->hard>=50) {
dist= sqrt(dist);
}
}
}
- else if(har->hard<20) dist*=dist;
+ else if (har->hard<20) dist*=dist;
- if(dist < 1.0f)
+ if (dist < 1.0f)
dist= (1.0f-dist);
else
dist= 0.0f;
- if(har->linec) {
+ if (har->linec) {
float *rc, fac;
int ofs;
/* per starpoint an antialiased line */
ofs= har->seed;
- for(a= har->linec; a>0; a--, ofs+=3) {
+ for (a= har->linec; a>0; a--, ofs+=3) {
rc= hashvectf + (ofs % 768);
fac= fabs( (xn)*rc[0]+(yn)*rc[1]);
- if(fac< 1.0f )
+ if (fac< 1.0f )
linef+= (1.0f-fac);
}
linef*= dist;
}
- if(har->starpoints) {
+ if (har->starpoints) {
float ster, angle;
/* rotation */
angle= atan2(yn, xn);
@@ -424,15 +424,15 @@ int shadeHaloFloat(HaloRen *har, float *col, int zz,
angle= (co*xn+si*yn)*(co*yn-si*xn);
ster= fabs(angle);
- if(ster>1.0f) {
+ if (ster>1.0f) {
ster= (har->rad)/(ster);
- if(ster<1.0f) dist*= sqrtf(ster);
+ if (ster<1.0f) dist*= sqrtf(ster);
}
}
/* disputable optimize... (ton) */
- if(dist<=0.00001f)
+ if (dist<=0.00001f)
return 0;
dist*= alpha;
@@ -441,7 +441,7 @@ int shadeHaloFloat(HaloRen *har, float *col, int zz,
/* The color is either the rgb spec-ed by the user, or extracted from */
/* the texture */
- if(har->tex) {
+ if (har->tex) {
col[0]= har->r;
col[1]= har->g;
col[2]= har->b;
@@ -458,41 +458,41 @@ int shadeHaloFloat(HaloRen *har, float *col, int zz,
col[0]= dist*har->r;
col[1]= dist*har->g;
col[2]= dist*har->b;
- if(har->type & HA_XALPHA) col[3]= dist*dist;
+ if (har->type & HA_XALPHA) col[3]= dist*dist;
else col[3]= dist;
}
- if(har->mat) {
- if(har->mat->mode & MA_HALO_SHADE) {
+ if (har->mat) {
+ if (har->mat->mode & MA_HALO_SHADE) {
/* we test for lights because of preview... */
- if(R.lights.first) render_lighting_halo(har, col);
+ if (R.lights.first) render_lighting_halo(har, col);
}
/* Next, we do the line and ring factor modifications. */
- if(linef!=0.0f) {
+ if (linef!=0.0f) {
Material *ma= har->mat;
col[0]+= linef * ma->specr;
col[1]+= linef * ma->specg;
col[2]+= linef * ma->specb;
- if(har->type & HA_XALPHA) col[3]+= linef*linef;
+ if (har->type & HA_XALPHA) col[3]+= linef*linef;
else col[3]+= linef;
}
- if(ringf!=0.0f) {
+ if (ringf!=0.0f) {
Material *ma= har->mat;
col[0]+= ringf * ma->mirr;
col[1]+= ringf * ma->mirg;
col[2]+= ringf * ma->mirb;
- if(har->type & HA_XALPHA) col[3]+= ringf*ringf;
+ if (har->type & HA_XALPHA) col[3]+= ringf*ringf;
else col[3]+= ringf;
}
}
/* alpha requires clip, gives black dots */
- if(col[3] > 1.0f)
+ if (col[3] > 1.0f)
col[3]= 1.0f;
return 1;
@@ -510,15 +510,15 @@ void shadeSkyView(float col_r[3], const float rco[3], const float view[3], const
skyflag = WO_ZENUP;
/* Some view vector stuff. */
- if(R.wrld.skytype & WO_SKYREAL) {
+ if (R.wrld.skytype & WO_SKYREAL) {
blend = dot_v3v3(view, R.grvec);
- if(blend<0.0f) skyflag= 0;
+ if (blend<0.0f) skyflag= 0;
blend= fabs(blend);
}
- else if(R.wrld.skytype & WO_SKYPAPER) {
+ else if (R.wrld.skytype & WO_SKYPAPER) {
blend= 0.5f + 0.5f * view[1];
}
else {
@@ -531,9 +531,9 @@ void shadeSkyView(float col_r[3], const float rco[3], const float view[3], const
/* Careful: SKYTEX and SKYBLEND are NOT mutually exclusive! If */
/* SKYBLEND is active, the texture and color blend are added. */
- if(R.wrld.skytype & WO_SKYTEX) {
+ if (R.wrld.skytype & WO_SKYTEX) {
copy_v3_v3(lo, view);
- if(R.wrld.skytype & WO_SKYREAL) {
+ if (R.wrld.skytype & WO_SKYREAL) {
mul_m3_v3(R.imat, lo);
@@ -543,15 +543,16 @@ void shadeSkyView(float col_r[3], const float rco[3], const float view[3], const
do_sky_tex(rco, lo, dxyview, hor, zen, &blend, skyflag, thread);
}
- if(blend>1.0f) blend= 1.0f;
+ if (blend>1.0f) blend= 1.0f;
blendm= 1.0f-blend;
/* No clipping, no conversion! */
- if(R.wrld.skytype & WO_SKYBLEND) {
+ if (R.wrld.skytype & WO_SKYBLEND) {
col_r[0] = (blendm*hor[0] + blend*zen[0]);
col_r[1] = (blendm*hor[1] + blend*zen[1]);
col_r[2] = (blendm*hor[2] + blend*zen[2]);
- } else {
+ }
+ else {
/* Done when a texture was grabbed. */
col_r[0]= hor[0];
col_r[1]= hor[1];
@@ -567,13 +568,13 @@ void shadeSunView(float col_r[3], const float view[3])
float sview[3];
int do_init= 1;
- for(go=R.lights.first; go; go= go->next) {
+ for (go=R.lights.first; go; go= go->next) {
lar= go->lampren;
- if(lar->type==LA_SUN && lar->sunsky && (lar->sunsky->effect_type & LA_SUN_EFFECT_SKY)){
+ if (lar->type==LA_SUN && lar->sunsky && (lar->sunsky->effect_type & LA_SUN_EFFECT_SKY)) {
float sun_collector[3];
float colorxyz[3];
- if(do_init) {
+ if (do_init) {
normalize_v3_v3(sview, view);
mul_m3_v3(R.imat, sview);
@@ -608,7 +609,7 @@ void shadeSkyPixel(float collector[4], float fx, float fy, short thread)
float fac;
- if((R.wrld.skytype & (WO_SKYBLEND+WO_SKYTEX))==0) {
+ if ((R.wrld.skytype & (WO_SKYBLEND+WO_SKYTEX))==0) {
/* 1. solid color */
copy_v3_v3(collector, &R.wrld.horr);
@@ -618,7 +619,7 @@ void shadeSkyPixel(float collector[4], float fx, float fy, short thread)
/* 2. */
/* This one true because of the context of this routine */
- if(R.wrld.skytype & WO_SKYPAPER) {
+ if (R.wrld.skytype & WO_SKYPAPER) {
view[0]= -1.0f + 2.0f*(fx/(float)R.winx);
view[1]= -1.0f + 2.0f*(fy/(float)R.winy);
view[2]= 0.0;
@@ -630,7 +631,7 @@ void shadeSkyPixel(float collector[4], float fx, float fy, short thread)
calc_view_vector(view, fx, fy);
fac= normalize_v3(view);
- if(R.wrld.skytype & WO_SKYTEX) {
+ if (R.wrld.skytype & WO_SKYTEX) {
dxyview[0]= -R.viewdx/fac;
dxyview[1]= -R.viewdy/fac;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-11 11:04:49 +0300