+ I915_UPLOAD_BUFFERS |
+ I915_UPLOAD_INVARIENT |
+ I915_UPLOAD_RASTER_RULES);
+}
+
+void
+i915_update_provoking_vertex(GLcontext * ctx)
+{
+ struct i915_context *i915 = I915_CONTEXT(ctx);
+
+ I915_STATECHANGE(i915, I915_UPLOAD_CTX);
+ i915->state.Ctx[I915_CTXREG_LIS6] &= ~(S6_TRISTRIP_PV_MASK);
+
+ I915_STATECHANGE(i915, I915_UPLOAD_RASTER_RULES);
+ i915->state.RasterRules[I915_RASTER_RULES] &= ~(LINE_STRIP_PROVOKE_VRTX_MASK |
+ TRI_FAN_PROVOKE_VRTX_MASK);
+
+ /* _NEW_LIGHT */
+ if (ctx->Light.ProvokingVertex == GL_LAST_VERTEX_CONVENTION) {
+ i915->state.RasterRules[I915_RASTER_RULES] |= (LINE_STRIP_PROVOKE_VRTX(1) |
+ TRI_FAN_PROVOKE_VRTX(2));
+ i915->state.Ctx[I915_CTXREG_LIS6] |= (2 << S6_TRISTRIP_PV_SHIFT);
+ } else {
+ i915->state.RasterRules[I915_RASTER_RULES] |= (LINE_STRIP_PROVOKE_VRTX(0) |
+ TRI_FAN_PROVOKE_VRTX(1));
+ i915->state.Ctx[I915_CTXREG_LIS6] |= (0 << S6_TRISTRIP_PV_SHIFT);
+ }