state->OES_standard_derivatives_enable);
}
+static bool
+fs_derivative_control(const _mesa_glsl_parse_state *state)
+{
+ return state->stage == MESA_SHADER_FRAGMENT &&
+ (state->is_version(450, 0) ||
+ state->ARB_derivative_control_enable);
+}
+
static bool
tex1d_lod(const _mesa_glsl_parse_state *state)
{
B1(dFdx);
B1(dFdy);
B1(fwidth);
+ B1(dFdxCoarse);
+ B1(dFdyCoarse);
+ B1(fwidthCoarse);
+ B1(dFdxFine);
+ B1(dFdyFine);
+ B1(fwidthFine);
B1(noise1);
B1(noise2);
B1(noise3);
F(dFdx)
F(dFdy)
F(fwidth)
+ F(dFdxCoarse)
+ F(dFdyCoarse)
+ F(fwidthCoarse)
+ F(dFdxFine)
+ F(dFdyFine)
+ F(fwidthFine)
F(noise1)
F(noise2)
F(noise3)
}
UNOP(dFdx, ir_unop_dFdx, fs_oes_derivatives)
+UNOP(dFdxCoarse, ir_unop_dFdx_coarse, fs_derivative_control)
+UNOP(dFdxFine, ir_unop_dFdx_fine, fs_derivative_control)
UNOP(dFdy, ir_unop_dFdy, fs_oes_derivatives)
+UNOP(dFdyCoarse, ir_unop_dFdy_coarse, fs_derivative_control)
+UNOP(dFdyFine, ir_unop_dFdy_fine, fs_derivative_control)
ir_function_signature *
builtin_builder::_fwidth(const glsl_type *type)
return sig;
}
+ir_function_signature *
+builtin_builder::_fwidthCoarse(const glsl_type *type)
+{
+ ir_variable *p = in_var(type, "p");
+ MAKE_SIG(type, fs_derivative_control, 1, p);
+
+ body.emit(ret(add(abs(expr(ir_unop_dFdx_coarse, p)),
+ abs(expr(ir_unop_dFdy_coarse, p)))));
+
+ return sig;
+}
+
+ir_function_signature *
+builtin_builder::_fwidthFine(const glsl_type *type)
+{
+ ir_variable *p = in_var(type, "p");
+ MAKE_SIG(type, fs_derivative_control, 1, p);
+
+ body.emit(ret(add(abs(expr(ir_unop_dFdx_fine, p)),
+ abs(expr(ir_unop_dFdy_fine, p)))));
+
+ return sig;
+}
+
ir_function_signature *
builtin_builder::_noise1(const glsl_type *type)
{
if (extensions->ARB_shader_image_load_store)
add_builtin_define(parser, "GL_ARB_shader_image_load_store", 1);
+
+ if (extensions->ARB_derivative_control)
+ add_builtin_define(parser, "GL_ARB_derivative_control", 1);
}
}
EXT(ARB_arrays_of_arrays, true, false, ARB_arrays_of_arrays),
EXT(ARB_compute_shader, true, false, ARB_compute_shader),
EXT(ARB_conservative_depth, true, false, ARB_conservative_depth),
+ EXT(ARB_derivative_control, true, false, ARB_derivative_control),
EXT(ARB_draw_buffers, true, false, dummy_true),
EXT(ARB_draw_instanced, true, false, ARB_draw_instanced),
EXT(ARB_explicit_attrib_location, true, false, ARB_explicit_attrib_location),
bool ARB_compute_shader_warn;
bool ARB_conservative_depth_enable;
bool ARB_conservative_depth_warn;
+ bool ARB_derivative_control_enable;
+ bool ARB_derivative_control_warn;
bool ARB_draw_buffers_enable;
bool ARB_draw_buffers_warn;
bool ARB_draw_instanced_enable;
case ir_unop_sin_reduced:
case ir_unop_cos_reduced:
case ir_unop_dFdx:
+ case ir_unop_dFdx_coarse:
+ case ir_unop_dFdx_fine:
case ir_unop_dFdy:
+ case ir_unop_dFdy_coarse:
+ case ir_unop_dFdy_fine:
case ir_unop_bitfield_reverse:
case ir_unop_interpolate_at_centroid:
this->type = op0->type;
"sin_reduced",
"cos_reduced",
"dFdx",
+ "dFdxCoarse",
+ "dFdxFine",
"dFdy",
+ "dFdyCoarse",
+ "dFdyFine",
"packSnorm2x16",
"packSnorm4x8",
"packUnorm2x16",
*/
/*@{*/
ir_unop_dFdx,
+ ir_unop_dFdx_coarse,
+ ir_unop_dFdx_fine,
ir_unop_dFdy,
+ ir_unop_dFdy_coarse,
+ ir_unop_dFdy_fine,
/*@}*/
/**
break;
case ir_unop_dFdx:
+ case ir_unop_dFdx_coarse:
+ case ir_unop_dFdx_fine:
case ir_unop_dFdy:
+ case ir_unop_dFdy_coarse:
+ case ir_unop_dFdy_fine:
assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
for (unsigned c = 0; c < op[0]->type->components(); c++) {
data.f[c] = 0.0;
case ir_unop_sin_reduced:
case ir_unop_cos_reduced:
case ir_unop_dFdx:
+ case ir_unop_dFdx_coarse:
+ case ir_unop_dFdx_fine:
case ir_unop_dFdy:
+ case ir_unop_dFdy_coarse:
+ case ir_unop_dFdy_fine:
assert(ir->operands[0]->type->base_type == GLSL_TYPE_FLOAT);
assert(ir->operands[0]->type == ir->type);
break;