- GLuint p; \
- \
- for (p = 0; p < ctx->Const.MaxClipPlanes; p++) \
- if (ctx->Transform.ClipPlanesEnabled & (1 << p)) { \
- GLuint nr, i; \
- const GLfloat a = ctx->Transform._ClipUserPlane[p][0]; \
- const GLfloat b = ctx->Transform._ClipUserPlane[p][1]; \
- const GLfloat c = ctx->Transform._ClipUserPlane[p][2]; \
- const GLfloat d = ctx->Transform._ClipUserPlane[p][3]; \
- GLfloat *coord = (GLfloat *)clip->data; \
- GLuint stride = clip->stride; \
- GLuint count = clip->count; \
+ GLbitfield mask = ctx->Transform.ClipPlanesEnabled; \
+ while (mask) { \
+ const int p = u_bit_scan(&mask); \
+ GLuint nr, i; \
+ const GLfloat a = ctx->Transform._ClipUserPlane[p][0]; \
+ const GLfloat b = ctx->Transform._ClipUserPlane[p][1]; \
+ const GLfloat c = ctx->Transform._ClipUserPlane[p][2]; \
+ const GLfloat d = ctx->Transform._ClipUserPlane[p][3]; \
+ GLfloat *coord = (GLfloat *)clip->data; \
+ GLuint stride = clip->stride; \
+ GLuint count = clip->count; \