Mesa (master): Revert "r300g: Give CLIP_DISABLE another try"

[Marek Olšák]

Module: Mesa
Branch: master
Commit: 4dfe1a0df56d084b6a29fe423afe0535abec29e9
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=4dfe1a0df56d084b6a29fe423afe0535abec29e9

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Tue Jul 30 22:29:00 2013 +0200

Revert "r300g: Give CLIP_DISABLE another try"

This reverts commit e866bd1adea2c3b4971ad68e69c644752f2ab7b6.

https://bugs.freedesktop.org/show_bug.cgi?id=57875

Cc: mesa-stable at lists.freedesktop.org

---

 src/gallium/drivers/r300/r300_screen.c |    2 +-
 src/gallium/drivers/r300/r300_state.c  |    3 +--
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index 8d7ffa9..7ead292 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -104,7 +104,6 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
         case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
         case PIPE_CAP_USER_INDEX_BUFFERS:
         case PIPE_CAP_USER_CONSTANT_BUFFERS:
-        case PIPE_CAP_DEPTH_CLIP_DISABLE: /* XXX implemented, but breaks Regnum Online */
         case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
             return 1;
 
@@ -138,6 +137,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
         case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
         case PIPE_CAP_INDEP_BLEND_ENABLE:
         case PIPE_CAP_INDEP_BLEND_FUNC:
+        case PIPE_CAP_DEPTH_CLIP_DISABLE:
         case PIPE_CAP_SHADER_STENCIL_EXPORT:
         case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
         case PIPE_CAP_TGSI_INSTANCEID:
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index 6cfc192..e69a605 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -1333,8 +1333,7 @@ static void* r300_create_rs_state(struct pipe_context* pipe,
 
     if (r300_screen(pipe->screen)->caps.has_tcl) {
        vap_clip_cntl = (state->clip_plane_enable & 63) |
-                       R300_PS_UCP_MODE_CLIP_AS_TRIFAN |
-                       (state->depth_clip ? 0 : R300_CLIP_DISABLE);
+                       R300_PS_UCP_MODE_CLIP_AS_TRIFAN;
     } else {
        vap_clip_cntl = R300_CLIP_DISABLE;
     }