Signed-off-by: Ilia Mirkin <[email protected]>
---
src/mesa/state_tracker/st_extensions.c | 3 ++-
src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 9 ++++++++-
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/src/mesa/state_tracker/st_extensions.c
b/src/mesa/state_tracker/st_extensions.c
index eace321..24e886c 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -458,7 +458,8 @@ void st_init_extensions(struct pipe_screen *screen,
{ o(ARB_texture_multisample), PIPE_CAP_TEXTURE_MULTISAMPLE
},
{ o(ARB_texture_query_lod), PIPE_CAP_TEXTURE_QUERY_LOD
},
{ o(ARB_sample_shading), PIPE_CAP_SAMPLE_SHADING
},
- { o(ARB_draw_indirect), PIPE_CAP_DRAW_INDIRECT
}
+ { o(ARB_draw_indirect), PIPE_CAP_DRAW_INDIRECT
},
+ { o(ARB_derivative_control), PIPE_CAP_TGSI_FS_FINE_DERIVATIVE
},
};
/* Required: render target and sampler support */
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 4898166..84bdc4f 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -1462,9 +1462,15 @@ glsl_to_tgsi_visitor::visit(ir_expression *ir)
break;
case ir_unop_dFdx:
+ case ir_unop_dFdx_coarse:
emit(ir, TGSI_OPCODE_DDX, result_dst, op[0]);
break;
+ case ir_unop_dFdx_fine:
+ emit(ir, TGSI_OPCODE_DDX_FINE, result_dst, op[0]);
+ break;
case ir_unop_dFdy:
+ case ir_unop_dFdy_coarse:
+ case ir_unop_dFdy_fine:
{
/* The X component contains 1 or -1 depending on whether the framebuffer
* is a FBO or the window system buffer, respectively.
@@ -1485,7 +1491,8 @@ glsl_to_tgsi_visitor::visit(ir_expression *ir)
st_src_reg temp = get_temp(glsl_type::vec4_type);
emit(ir, TGSI_OPCODE_MUL, st_dst_reg(temp), transform_y, op[0]);
- emit(ir, TGSI_OPCODE_DDY, result_dst, temp);
+ emit(ir, ir->operation == ir_unop_dFdy_fine ?
+ TGSI_OPCODE_DDY_FINE : TGSI_OPCODE_DDY, result_dst, temp);
break;
}
--
1.8.5.5
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