Differential D6169 Diff 19896 source/blender/nodes/shader/nodes/node_shader_curves.c

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Show First 20 Lines • Show All 141 Lines • ▼ Show 20 Lines	static int gpu_shader_curve_rgb(GPUMaterial *mat,
float range_rgba[4];		float range_rgba[4];

for (int a = 0; a < CM_TOT; a++) {		for (int a = 0; a < CM_TOT; a++) {
const CurveMap *cm = &cumap->cm[a];		const CurveMap *cm = &cumap->cm[a];
ext_rgba[a][0] = cm->mintable;		ext_rgba[a][0] = cm->mintable;
ext_rgba[a][2] = cm->maxtable;		ext_rgba[a][2] = cm->maxtable;
range_rgba[a] = 1.0f / max_ff(1e-8f, cm->maxtable - cm->mintable);		range_rgba[a] = 1.0f / max_ff(1e-8f, cm->maxtable - cm->mintable);
/* Compute extrapolation gradients. */		/* Compute extrapolation gradients. */
if ((cm->flag & CUMA_EXTEND_EXTRAPOLATE) != 0) {		if ((cumap->flag & CUMA_EXTEND_EXTRAPOLATE) != 0) {
ext_rgba[a][1] = (cm->ext_in[0] != 0.0f) ?		ext_rgba[a][1] = (cm->ext_in[0] != 0.0f) ?
(cm->ext_in[1] / (cm->ext_in[0] * range_rgba[a])) :		(cm->ext_in[1] / (cm->ext_in[0] * range_rgba[a])) :
1e8f;		1e8f;
ext_rgba[a][3] = (cm->ext_out[0] != 0.0f) ?		ext_rgba[a][3] = (cm->ext_out[0] != 0.0f) ?
(cm->ext_out[1] / (cm->ext_out[0] * range_rgba[a])) :		(cm->ext_out[1] / (cm->ext_out[0] * range_rgba[a])) :
1e8f;		1e8f;
}		}
else {		else {
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