st/mesa: kill off point size clamping in vertex shaders

This fixes the gl_PointSize transform feedback test.
Point size clamping should happen at the rasterizer stage,
i.e. after the vertex and geometry shaders and transform feedback.

Drivers are expected to do this by themselves.

2 files changed, 0 insertions, 28 deletions

diff --git a/src/mesa/program/prog_statevars.c b/src/mesa/program/prog_statevars.c
index f34a6d3609d..98ab9d00326 100644
--- a/src/mesa/program/prog_statevars.c
+++ b/src/mesa/program/prog_statevars.c
@@ -495,29 +495,6 @@ _mesa_fetch_state(struct gl_context *ctx, const gl_state_index state[],
             value[3] = ctx->Point.Threshold;
          }
          return;
-      case STATE_POINT_SIZE_IMPL_CLAMP:
-         {
-           /* for implementation clamp only in vs */
-            GLfloat minImplSize;
-            GLfloat maxImplSize;
-            if (ctx->Point.PointSprite) {
-               minImplSize = ctx->Const.MinPointSizeAA;
-               maxImplSize = ctx->Const.MaxPointSize;
-            }
-            else if (ctx->Point.SmoothFlag || ctx->Multisample._Enabled) {
-               minImplSize = ctx->Const.MinPointSizeAA;
-               maxImplSize = ctx->Const.MaxPointSizeAA;
-            }
-            else {
-               minImplSize = ctx->Const.MinPointSize;
-               maxImplSize = ctx->Const.MaxPointSize;
-            }
-            value[0] = ctx->Point.Size;
-            value[1] = minImplSize;
-            value[2] = maxImplSize;
-            value[3] = ctx->Point.Threshold;
-         }
-         return;
       case STATE_LIGHT_SPOT_DIR_NORMALIZED:
          {
             /* here, state[2] is the light number */
@@ -729,7 +706,6 @@ _mesa_program_state_flags(const gl_state_index state[STATE_LENGTH])
       case STATE_FOG_PARAMS_OPTIMIZED:
 	 return _NEW_FOG;
       case STATE_POINT_SIZE_CLAMPED:
-      case STATE_POINT_SIZE_IMPL_CLAMP:
          return _NEW_POINT | _NEW_MULTISAMPLE;
       case STATE_LIGHT_SPOT_DIR_NORMALIZED:
       case STATE_LIGHT_POSITION:
@@ -921,9 +897,6 @@ append_token(char *dst, gl_state_index k)
    case STATE_POINT_SIZE_CLAMPED:
       append(dst, "pointSizeClamped");
       break;
-   case STATE_POINT_SIZE_IMPL_CLAMP:
-      append(dst, "pointSizeImplClamp");
-      break;
    case STATE_LIGHT_SPOT_DIR_NORMALIZED:
       append(dst, "lightSpotDirNormalized");
       break;
diff --git a/src/mesa/program/prog_statevars.h b/src/mesa/program/prog_statevars.h
index 8b731e12bbe..65baa7833cb 100644
--- a/src/mesa/program/prog_statevars.h
+++ b/src/mesa/program/prog_statevars.h
@@ -118,7 +118,6 @@ typedef enum gl_state_index_ {
    STATE_TEXRECT_SCALE,
    STATE_FOG_PARAMS_OPTIMIZED,  /* for faster fog calc */
    STATE_POINT_SIZE_CLAMPED,    /* includes implementation dependent size clamp */
-   STATE_POINT_SIZE_IMPL_CLAMP, /* for implementation clamp only in vs */
    STATE_LIGHT_SPOT_DIR_NORMALIZED,   /* pre-normalized spot dir */
    STATE_LIGHT_POSITION,              /* object vs eye space */
    STATE_LIGHT_POSITION_NORMALIZED,   /* object vs eye space */