Józef Kucia : wined3d: Implement SM4 round_z instruction.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: e4244954c67bd889b24105d3cb996e2bfe68f192
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=e4244954c67bd889b24105d3cb...

Author: Józef Kucia 
Date:   Wed Jan 27 23:43:44 2016 +0100

wined3d: Implement SM4 round_z instruction.

Signed-off-by: Józef Kucia 
Signed-off-by: Henri Verbeet 
Signed-off-by: Alexandre Julliard

---

dlls/wined3d/glsl_shader.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
index a51032f..3bcd6aa 100644
--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -3261,6 +3261,7 @@ static void shader_glsl_map2gl(const struct wined3d_shader_instruction *ins)
         case WINED3DSIH_MIN: instruction = "min"; break;
         case WINED3DSIH_ROUND_NI: instruction = "floor"; break;
         case WINED3DSIH_ROUND_PI: instruction = "ceil"; break;
+        case WINED3DSIH_ROUND_Z: instruction = "trunc"; break;
         case WINED3DSIH_SQRT: instruction = "sqrt"; break;
         default: instruction = "";
             FIXME("Opcode %s not yet handled in GLSL.\n", debug_d3dshaderinstructionhandler(ins->handler_idx));
@@ -8076,7 +8077,7 @@ static const SHADER_HANDLER shader_glsl_instruction_handler_table[WINED3DSIH_TAB
     /* WINED3DSIH_RET                   */ shader_glsl_ret,
     /* WINED3DSIH_ROUND_NI              */ shader_glsl_map2gl,
     /* WINED3DSIH_ROUND_PI              */ shader_glsl_map2gl,
-    /* WINED3DSIH_ROUND_Z               */ NULL,
+    /* WINED3DSIH_ROUND_Z               */ shader_glsl_map2gl,
     /* WINED3DSIH_RSQ                   */ shader_glsl_scalar_op,
     /* WINED3DSIH_SAMPLE                */ shader_glsl_sample,
     /* WINED3DSIH_SAMPLE_GRAD           */ NULL,