From b75adabc89e34083ac302ac9bafc8d80b62ac14c Mon Sep 17 00:00:00 2001 From: Roland Scheidegger Date: Thu, 11 Feb 2010 04:06:01 +0100 Subject: gallium: also save/restore stencil_ref in cso_save/restore_depth_stencil_alpha makes life of state trackers easier --- src/mesa/state_tracker/st_cb_clear.c | 19 ++----------------- 1 file changed, 2 insertions(+), 17 deletions(-) (limited to 'src/mesa/state_tracker') diff --git a/src/mesa/state_tracker/st_cb_clear.c b/src/mesa/state_tracker/st_cb_clear.c index ed92e3928e..74ec85107f 100644 --- a/src/mesa/state_tracker/st_cb_clear.c +++ b/src/mesa/state_tracker/st_cb_clear.c @@ -192,7 +192,6 @@ clear_with_quad(GLcontext *ctx, GLboolean color, GLboolean depth, GLboolean stencil) { struct st_context *st = ctx->st; - struct pipe_stencil_ref stencil_ref; const GLfloat x0 = (GLfloat) ctx->DrawBuffer->_Xmin; const GLfloat x1 = (GLfloat) ctx->DrawBuffer->_Xmax; GLfloat y0, y1; @@ -248,7 +247,6 @@ clear_with_quad(GLcontext *ctx, { struct pipe_depth_stencil_alpha_state depth_stencil; memset(&depth_stencil, 0, sizeof(depth_stencil)); - memset(&stencil_ref, 0, sizeof(stencil_ref)); if (depth) { depth_stencil.depth.enabled = 1; depth_stencil.depth.writemask = 1; @@ -256,6 +254,8 @@ clear_with_quad(GLcontext *ctx, } if (stencil) { + struct pipe_stencil_ref stencil_ref; + memset(&stencil_ref, 0, sizeof(stencil_ref)); depth_stencil.stencil[0].enabled = 1; depth_stencil.stencil[0].func = PIPE_FUNC_ALWAYS; depth_stencil.stencil[0].fail_op = PIPE_STENCIL_OP_REPLACE; @@ -285,21 +285,6 @@ clear_with_quad(GLcontext *ctx, cso_restore_fragment_shader(st->cso_context); cso_restore_vertex_shader(st->cso_context); - /* cannot restore stencil ref. Try to reconstruct? */ - if (stencil) { - if (ctx->Stencil.Enabled && ctx->DrawBuffer->Visual.stencilBits > 0) { - stencil_ref.ref_value[0] = ctx->Stencil.Ref[0] & 0xff; - if (ctx->Stencil._TestTwoSide) { - const GLuint back = ctx->Stencil._BackFace; - stencil_ref.ref_value[1] = ctx->Stencil.Ref[back] & 0xff; - } - else { - stencil_ref.ref_value[1] = stencil_ref.ref_value[0]; - } - } - cso_set_stencil_ref(st->cso_context, &stencil_ref); - } - } -- cgit v1.2.3