diff options
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_vs_constval.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vs_constval.c b/src/mesa/drivers/dri/i965/brw_vs_constval.c index 3d53843edd..48635c54b5 100644 --- a/src/mesa/drivers/dri/i965/brw_vs_constval.c +++ b/src/mesa/drivers/dri/i965/brw_vs_constval.c @@ -238,6 +238,23 @@ static void calc_wm_input_sizes( struct brw_context *brw ) calc_sizes(&t); + /* _NEW_POINT + * + * If the SF will be replacing the vertex output with a reference to + * gl_PointCoord, then tell the fragment shader that the value actually + * does vary. + */ + if (ctx->Point.PointSprite) { + for (int i = 0; i < 8; i++) { + if (ctx->Point.CoordReplace[i]) { + t.size_masks[4-1] |= FRAG_BIT_TEX(i); + t.size_masks[3-1] |= FRAG_BIT_TEX(i); + t.size_masks[2-1] |= FRAG_BIT_TEX(i); + t.size_masks[1-1] |= FRAG_BIT_TEX(i); + } + } + } + if (memcmp(brw->wm.input_size_masks, t.size_masks, sizeof(t.size_masks)) != 0) { memcpy(brw->wm.input_size_masks, t.size_masks, sizeof(t.size_masks)); brw->state.dirty.brw |= BRW_NEW_WM_INPUT_DIMENSIONS; @@ -246,7 +263,7 @@ static void calc_wm_input_sizes( struct brw_context *brw ) const struct brw_tracked_state brw_wm_input_sizes = { .dirty = { - .mesa = _NEW_LIGHT | _NEW_PROGRAM, + .mesa = _NEW_LIGHT | _NEW_PROGRAM | _NEW_POINT, .brw = BRW_NEW_VERTEX_PROGRAM | BRW_NEW_INPUT_DIMENSIONS, .cache = 0 }, |