void BKE_texture_get_value_ex(
const Scene *scene, Tex *texture,
float *tex_co, TexResult *texres,
struct ImagePool *pool,
bool use_color_management)
{
int result_type;
bool do_color_manage = false;
if (scene && use_color_management) {
do_color_manage = BKE_scene_check_color_management_enabled(scene);
}
/* no node textures for now */
result_type = multitex_ext_safe(texture, tex_co, texres, pool, do_color_manage, false);
/* if the texture gave an RGB value, we assume it didn't give a valid
* intensity, since this is in the context of modifiers don't use perceptual color conversion.
* if the texture didn't give an RGB value, copy the intensity across
*/
if (result_type & TEX_RGB) {
texres->tin = (1.0f / 3.0f) * (texres->tr + texres->tg + texres->tb);
}
else {
copy_v3_fl(&texres->tr, texres->tin);
}
}
void get_texture_value(Tex *texture, float *tex_co, TexResult *texres)
{
int result_type;
/* no node textures for now */
result_type = multitex_ext_safe(texture, tex_co, texres);
/* if the texture gave an RGB value, we assume it didn't give a valid
* intensity, so calculate one (formula from do_material_tex).
* if the texture didn't give an RGB value, copy the intensity across
*/
if(result_type & TEX_RGB)
texres->tin = (0.35f * texres->tr + 0.45f * texres->tg
+ 0.2f * texres->tb);
else
texres->tr = texres->tg = texres->tb = texres->tin;
}
void get_texture_value(Tex *texture, float *tex_co, TexResult *texres)
{
int result_type;
/* no node textures for now */
result_type = multitex_ext_safe(texture, tex_co, texres, NULL);
/* if the texture gave an RGB value, we assume it didn't give a valid
* intensity, since this is in the context of modifiers don't use perceptual color conversion.
* if the texture didn't give an RGB value, copy the intensity across
*/
if (result_type & TEX_RGB) {
texres->tin = (1.0f / 3.0f) * (texres->tr + texres->tg + texres->tb);
}
else {
copy_v3_fl(&texres->tr, texres->tin);
}
}
