diff options
author | Campbell Barton <ideasman42@gmail.com> | 2011-11-26 07:13:54 +0400 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2011-11-26 07:13:54 +0400 |
commit | af7288c407fbb4bb462f509d5782b660a29c4883 (patch) | |
tree | 9c56d26ed78e2d93284d250c5b270518c329376f /source/blender/blenkernel/intern/material.c | |
parent | 491526e5ed31bdba3e0a16e0ad6b8b59afb2f8d3 (diff) |
minor edit - weight_to_rgb() and ramp_blend() now take a float vector rather than 3 float pointers.
also make particle draw use a float vec.
Diffstat (limited to 'source/blender/blenkernel/intern/material.c')
-rw-r--r-- | source/blender/blenkernel/intern/material.c | 218 |
1 files changed, 109 insertions, 109 deletions
diff --git a/source/blender/blenkernel/intern/material.c b/source/blender/blenkernel/intern/material.c index 48c6d6b2a19..fa0e886b784 100644 --- a/source/blender/blenkernel/intern/material.c +++ b/source/blender/blenkernel/intern/material.c @@ -1180,129 +1180,129 @@ int object_remove_material_slot(Object *ob) /* r g b = current value, col = new value, fac==0 is no change */ /* if g==NULL, it only does r channel */ -void ramp_blend(int type, float *r, float *g, float *b, float fac, const float col[3]) +void ramp_blend(int type, float r_col[3], const float fac, const float col[3]) { float tmp, facm= 1.0f-fac; switch (type) { case MA_RAMP_BLEND: - *r = facm*(*r) + fac*col[0]; - if(g) { - *g = facm*(*g) + fac*col[1]; - *b = facm*(*b) + fac*col[2]; + r_col[0] = facm*(r_col[0]) + fac*col[0]; + if(r_col[1]) { + r_col[1] = facm*(r_col[1]) + fac*col[1]; + r_col[2] = facm*(r_col[2]) + fac*col[2]; } break; case MA_RAMP_ADD: - *r += fac*col[0]; - if(g) { - *g += fac*col[1]; - *b += fac*col[2]; + r_col[0] += fac*col[0]; + if(r_col[1]) { + r_col[1] += fac*col[1]; + r_col[2] += fac*col[2]; } break; case MA_RAMP_MULT: - *r *= (facm + fac*col[0]); - if(g) { - *g *= (facm + fac*col[1]); - *b *= (facm + fac*col[2]); + r_col[0] *= (facm + fac*col[0]); + if(r_col[1]) { + r_col[1] *= (facm + fac*col[1]); + r_col[2] *= (facm + fac*col[2]); } break; case MA_RAMP_SCREEN: - *r = 1.0f - (facm + fac*(1.0f - col[0])) * (1.0f - *r); - if(g) { - *g = 1.0f - (facm + fac*(1.0f - col[1])) * (1.0f - *g); - *b = 1.0f - (facm + fac*(1.0f - col[2])) * (1.0f - *b); + r_col[0] = 1.0f - (facm + fac*(1.0f - col[0])) * (1.0f - r_col[0]); + if(r_col[1]) { + r_col[1] = 1.0f - (facm + fac*(1.0f - col[1])) * (1.0f - r_col[1]); + r_col[2] = 1.0f - (facm + fac*(1.0f - col[2])) * (1.0f - r_col[2]); } break; case MA_RAMP_OVERLAY: - if(*r < 0.5f) - *r *= (facm + 2.0f*fac*col[0]); + if(r_col[0] < 0.5f) + r_col[0] *= (facm + 2.0f*fac*col[0]); else - *r = 1.0f - (facm + 2.0f*fac*(1.0f - col[0])) * (1.0f - *r); - if(g) { - if(*g < 0.5f) - *g *= (facm + 2.0f*fac*col[1]); + r_col[0] = 1.0f - (facm + 2.0f*fac*(1.0f - col[0])) * (1.0f - r_col[0]); + if(r_col[1]) { + if(r_col[1] < 0.5f) + r_col[1] *= (facm + 2.0f*fac*col[1]); else - *g = 1.0f - (facm + 2.0f*fac*(1.0f - col[1])) * (1.0f - *g); - if(*b < 0.5f) - *b *= (facm + 2.0f*fac*col[2]); + r_col[1] = 1.0f - (facm + 2.0f*fac*(1.0f - col[1])) * (1.0f - r_col[1]); + if(r_col[2] < 0.5f) + r_col[2] *= (facm + 2.0f*fac*col[2]); else - *b = 1.0f - (facm + 2.0f*fac*(1.0f - col[2])) * (1.0f - *b); + r_col[2] = 1.0f - (facm + 2.0f*fac*(1.0f - col[2])) * (1.0f - r_col[2]); } break; case MA_RAMP_SUB: - *r -= fac*col[0]; - if(g) { - *g -= fac*col[1]; - *b -= fac*col[2]; + r_col[0] -= fac*col[0]; + if(r_col[1]) { + r_col[1] -= fac*col[1]; + r_col[2] -= fac*col[2]; } break; case MA_RAMP_DIV: if(col[0]!=0.0f) - *r = facm*(*r) + fac*(*r)/col[0]; - if(g) { + r_col[0] = facm*(r_col[0]) + fac*(r_col[0])/col[0]; + if(r_col[1]) { if(col[1]!=0.0f) - *g = facm*(*g) + fac*(*g)/col[1]; + r_col[1] = facm*(r_col[1]) + fac*(r_col[1])/col[1]; if(col[2]!=0.0f) - *b = facm*(*b) + fac*(*b)/col[2]; + r_col[2] = facm*(r_col[2]) + fac*(r_col[2])/col[2]; } break; case MA_RAMP_DIFF: - *r = facm*(*r) + fac*fabsf(*r-col[0]); - if(g) { - *g = facm*(*g) + fac*fabsf(*g-col[1]); - *b = facm*(*b) + fac*fabsf(*b-col[2]); + r_col[0] = facm*(r_col[0]) + fac*fabsf(r_col[0]-col[0]); + if(r_col[1]) { + r_col[1] = facm*(r_col[1]) + fac*fabsf(r_col[1]-col[1]); + r_col[2] = facm*(r_col[2]) + fac*fabsf(r_col[2]-col[2]); } break; case MA_RAMP_DARK: tmp=col[0]+((1-col[0])*facm); - if(tmp < *r) *r= tmp; - if(g) { + if(tmp < r_col[0]) r_col[0]= tmp; + if(r_col[1]) { tmp=col[1]+((1-col[1])*facm); - if(tmp < *g) *g= tmp; + if(tmp < r_col[1]) r_col[1]= tmp; tmp=col[2]+((1-col[2])*facm); - if(tmp < *b) *b= tmp; + if(tmp < r_col[2]) r_col[2]= tmp; } break; case MA_RAMP_LIGHT: tmp= fac*col[0]; - if(tmp > *r) *r= tmp; - if(g) { + if(tmp > r_col[0]) r_col[0]= tmp; + if(r_col[1]) { tmp= fac*col[1]; - if(tmp > *g) *g= tmp; + if(tmp > r_col[1]) r_col[1]= tmp; tmp= fac*col[2]; - if(tmp > *b) *b= tmp; + if(tmp > r_col[2]) r_col[2]= tmp; } break; case MA_RAMP_DODGE: - if(*r !=0.0f){ + if(r_col[0] !=0.0f){ tmp = 1.0f - fac*col[0]; if(tmp <= 0.0f) - *r = 1.0f; - else if ((tmp = (*r) / tmp)> 1.0f) - *r = 1.0f; + r_col[0] = 1.0f; + else if ((tmp = (r_col[0]) / tmp)> 1.0f) + r_col[0] = 1.0f; else - *r = tmp; + r_col[0] = tmp; } - if(g) { - if(*g !=0.0f){ + if(r_col[1]) { + if(r_col[1] !=0.0f){ tmp = 1.0f - fac*col[1]; if(tmp <= 0.0f ) - *g = 1.0f; - else if ((tmp = (*g) / tmp) > 1.0f ) - *g = 1.0f; + r_col[1] = 1.0f; + else if ((tmp = (r_col[1]) / tmp) > 1.0f ) + r_col[1] = 1.0f; else - *g = tmp; + r_col[1] = tmp; } - if(*b !=0.0f){ + if(r_col[2] !=0.0f){ tmp = 1.0f - fac*col[2]; if(tmp <= 0.0f) - *b = 1.0f; - else if ((tmp = (*b) / tmp) > 1.0f ) - *b = 1.0f; + r_col[2] = 1.0f; + else if ((tmp = (r_col[2]) / tmp) > 1.0f ) + r_col[2] = 1.0f; else - *b = tmp; + r_col[2] = tmp; } } @@ -1312,114 +1312,114 @@ void ramp_blend(int type, float *r, float *g, float *b, float fac, const float c tmp = facm + fac*col[0]; if(tmp <= 0.0f) - *r = 0.0f; - else if (( tmp = (1.0f - (1.0f - (*r)) / tmp )) < 0.0f) - *r = 0.0f; + r_col[0] = 0.0f; + else if (( tmp = (1.0f - (1.0f - (r_col[0])) / tmp )) < 0.0f) + r_col[0] = 0.0f; else if (tmp > 1.0f) - *r=1.0f; + r_col[0]=1.0f; else - *r = tmp; + r_col[0] = tmp; - if(g) { + if(r_col[1]) { tmp = facm + fac*col[1]; if(tmp <= 0.0f) - *g = 0.0f; - else if (( tmp = (1.0f - (1.0f - (*g)) / tmp )) < 0.0f ) - *g = 0.0f; + r_col[1] = 0.0f; + else if (( tmp = (1.0f - (1.0f - (r_col[1])) / tmp )) < 0.0f ) + r_col[1] = 0.0f; else if(tmp >1.0f) - *g=1.0f; + r_col[1]=1.0f; else - *g = tmp; + r_col[1] = tmp; tmp = facm + fac*col[2]; if(tmp <= 0.0f) - *b = 0.0f; - else if (( tmp = (1.0f - (1.0f - (*b)) / tmp )) < 0.0f ) - *b = 0.0f; + r_col[2] = 0.0f; + else if (( tmp = (1.0f - (1.0f - (r_col[2])) / tmp )) < 0.0f ) + r_col[2] = 0.0f; else if(tmp >1.0f) - *b= 1.0f; + r_col[2]= 1.0f; else - *b = tmp; + r_col[2] = tmp; } break; case MA_RAMP_HUE: - if(g){ + if(r_col[1]){ float rH,rS,rV; float colH,colS,colV; float tmpr,tmpg,tmpb; rgb_to_hsv(col[0],col[1],col[2],&colH,&colS,&colV); if(colS!=0 ){ - rgb_to_hsv(*r,*g,*b,&rH,&rS,&rV); + rgb_to_hsv(r_col[0],r_col[1],r_col[2],&rH,&rS,&rV); hsv_to_rgb( colH , rS, rV, &tmpr, &tmpg, &tmpb); - *r = facm*(*r) + fac*tmpr; - *g = facm*(*g) + fac*tmpg; - *b = facm*(*b) + fac*tmpb; + r_col[0] = facm*(r_col[0]) + fac*tmpr; + r_col[1] = facm*(r_col[1]) + fac*tmpg; + r_col[2] = facm*(r_col[2]) + fac*tmpb; } } break; case MA_RAMP_SAT: - if(g){ + if(r_col[1]){ float rH,rS,rV; float colH,colS,colV; - rgb_to_hsv(*r,*g,*b,&rH,&rS,&rV); + rgb_to_hsv(r_col[0],r_col[1],r_col[2],&rH,&rS,&rV); if(rS!=0){ rgb_to_hsv(col[0],col[1],col[2],&colH,&colS,&colV); - hsv_to_rgb( rH, (facm*rS +fac*colS), rV, r, g, b); + hsv_to_rgb( rH, (facm*rS +fac*colS), rV, r_col+0, r_col+1, r_col+2); } } break; case MA_RAMP_VAL: - if(g){ + if(r_col[1]){ float rH,rS,rV; float colH,colS,colV; - rgb_to_hsv(*r,*g,*b,&rH,&rS,&rV); + rgb_to_hsv(r_col[0],r_col[1],r_col[2],&rH,&rS,&rV); rgb_to_hsv(col[0],col[1],col[2],&colH,&colS,&colV); - hsv_to_rgb( rH, rS, (facm*rV +fac*colV), r, g, b); + hsv_to_rgb( rH, rS, (facm*rV +fac*colV), r_col+0, r_col+1, r_col+2); } break; case MA_RAMP_COLOR: - if(g){ + if(r_col[1]){ float rH,rS,rV; float colH,colS,colV; float tmpr,tmpg,tmpb; rgb_to_hsv(col[0],col[1],col[2],&colH,&colS,&colV); if(colS!=0){ - rgb_to_hsv(*r,*g,*b,&rH,&rS,&rV); + rgb_to_hsv(r_col[0],r_col[1],r_col[2],&rH,&rS,&rV); hsv_to_rgb( colH, colS, rV, &tmpr, &tmpg, &tmpb); - *r = facm*(*r) + fac*tmpr; - *g = facm*(*g) + fac*tmpg; - *b = facm*(*b) + fac*tmpb; + r_col[0] = facm*(r_col[0]) + fac*tmpr; + r_col[1] = facm*(r_col[1]) + fac*tmpg; + r_col[2] = facm*(r_col[2]) + fac*tmpb; } } break; case MA_RAMP_SOFT: - if (g){ + if (r_col[1]){ float scr, scg, scb; /* first calculate non-fac based Screen mix */ - scr = 1.0f - (1.0f - col[0]) * (1.0f - *r); - scg = 1.0f - (1.0f - col[1]) * (1.0f - *g); - scb = 1.0f - (1.0f - col[2]) * (1.0f - *b); + scr = 1.0f - (1.0f - col[0]) * (1.0f - r_col[0]); + scg = 1.0f - (1.0f - col[1]) * (1.0f - r_col[1]); + scb = 1.0f - (1.0f - col[2]) * (1.0f - r_col[2]); - *r = facm*(*r) + fac*(((1.0f - *r) * col[0] * (*r)) + (*r * scr)); - *g = facm*(*g) + fac*(((1.0f - *g) * col[1] * (*g)) + (*g * scg)); - *b = facm*(*b) + fac*(((1.0f - *b) * col[2] * (*b)) + (*b * scb)); + r_col[0] = facm*(r_col[0]) + fac*(((1.0f - r_col[0]) * col[0] * (r_col[0])) + (r_col[0] * scr)); + r_col[1] = facm*(r_col[1]) + fac*(((1.0f - r_col[1]) * col[1] * (r_col[1])) + (r_col[1] * scg)); + r_col[2] = facm*(r_col[2]) + fac*(((1.0f - r_col[2]) * col[2] * (r_col[2])) + (r_col[2] * scb)); } break; case MA_RAMP_LINEAR: if (col[0] > 0.5f) - *r = *r + fac*(2.0f*(col[0]-0.5f)); + r_col[0] = r_col[0] + fac*(2.0f*(col[0]-0.5f)); else - *r = *r + fac*(2.0f*(col[0]) - 1.0f); - if (g){ + r_col[0] = r_col[0] + fac*(2.0f*(col[0]) - 1.0f); + if (r_col[1]){ if (col[1] > 0.5f) - *g = *g + fac*(2.0f*(col[1]-0.5f)); + r_col[1] = r_col[1] + fac*(2.0f*(col[1]-0.5f)); else - *g = *g + fac*(2.0f*(col[1]) -1.0f); + r_col[1] = r_col[1] + fac*(2.0f*(col[1]) -1.0f); if (col[2] > 0.5f) - *b = *b + fac*(2.0f*(col[2]-0.5f)); + r_col[2] = r_col[2] + fac*(2.0f*(col[2]-0.5f)); else - *b = *b + fac*(2.0f*(col[2]) - 1.0f); + r_col[2] = r_col[2] + fac*(2.0f*(col[2]) - 1.0f); } break; } |