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-rw-r--r--src/glsl/builtin_functions.cpp48
-rw-r--r--src/glsl/glcpp/glcpp-parse.y3
-rw-r--r--src/glsl/glsl_parser_extras.cpp1
-rw-r--r--src/glsl/glsl_parser_extras.h2
-rw-r--r--src/glsl/ir.cpp8
-rw-r--r--src/glsl/ir.h4
-rw-r--r--src/glsl/ir_constant_expression.cpp4
-rw-r--r--src/glsl/ir_validate.cpp4
8 files changed, 74 insertions, 0 deletions
diff --git a/src/glsl/builtin_functions.cpp b/src/glsl/builtin_functions.cpp
index 185fe98b33d..c882ec8dd0d 100644
--- a/src/glsl/builtin_functions.cpp
+++ b/src/glsl/builtin_functions.cpp
@@ -318,6 +318,14 @@ fs_oes_derivatives(const _mesa_glsl_parse_state *state)
}
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)
{
return !state->es_shader && lod_exists_in_stage(state);
@@ -618,6 +626,12 @@ private:
B1(dFdx);
B1(dFdy);
B1(fwidth);
+ B1(dFdxCoarse);
+ B1(dFdyCoarse);
+ B1(fwidthCoarse);
+ B1(dFdxFine);
+ B1(dFdyFine);
+ B1(fwidthFine);
B1(noise1);
B1(noise2);
B1(noise3);
@@ -2148,6 +2162,12 @@ builtin_builder::create_builtins()
F(dFdx)
F(dFdy)
F(fwidth)
+ F(dFdxCoarse)
+ F(dFdyCoarse)
+ F(fwidthCoarse)
+ F(dFdxFine)
+ F(dFdyFine)
+ F(fwidthFine)
F(noise1)
F(noise2)
F(noise3)
@@ -4010,7 +4030,11 @@ builtin_builder::_textureQueryLevels(const glsl_type *sampler_type)
}
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)
@@ -4024,6 +4048,30 @@ builtin_builder::_fwidth(const glsl_type *type)
}
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)
{
return unop(v110, ir_unop_noise, glsl_type::float_type, type);
diff --git a/src/glsl/glcpp/glcpp-parse.y b/src/glsl/glcpp/glcpp-parse.y
index a6169739406..f1119eb805a 100644
--- a/src/glsl/glcpp/glcpp-parse.y
+++ b/src/glsl/glcpp/glcpp-parse.y
@@ -2469,6 +2469,9 @@ _glcpp_parser_handle_version_declaration(glcpp_parser_t *parser, intmax_t versio
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);
}
}
diff --git a/src/glsl/glsl_parser_extras.cpp b/src/glsl/glsl_parser_extras.cpp
index ad91c466143..490c3c8eea3 100644
--- a/src/glsl/glsl_parser_extras.cpp
+++ b/src/glsl/glsl_parser_extras.cpp
@@ -514,6 +514,7 @@ static const _mesa_glsl_extension _mesa_glsl_supported_extensions[] = {
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),
diff --git a/src/glsl/glsl_parser_extras.h b/src/glsl/glsl_parser_extras.h
index ce66e2fa45b..c8b94781c70 100644
--- a/src/glsl/glsl_parser_extras.h
+++ b/src/glsl/glsl_parser_extras.h
@@ -393,6 +393,8 @@ struct _mesa_glsl_parse_state {
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;
diff --git a/src/glsl/ir.cpp b/src/glsl/ir.cpp
index 28fd94b95c9..4a4d30477ce 100644
--- a/src/glsl/ir.cpp
+++ b/src/glsl/ir.cpp
@@ -248,7 +248,11 @@ ir_expression::ir_expression(int op, ir_rvalue *op0)
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;
@@ -509,7 +513,11 @@ static const char *const operator_strs[] = {
"sin_reduced",
"cos_reduced",
"dFdx",
+ "dFdxCoarse",
+ "dFdxFine",
"dFdy",
+ "dFdyCoarse",
+ "dFdyFine",
"packSnorm2x16",
"packSnorm4x8",
"packUnorm2x16",
diff --git a/src/glsl/ir.h b/src/glsl/ir.h
index 31c354556e4..18623b96868 100644
--- a/src/glsl/ir.h
+++ b/src/glsl/ir.h
@@ -1205,7 +1205,11 @@ enum ir_expression_operation {
*/
/*@{*/
ir_unop_dFdx,
+ ir_unop_dFdx_coarse,
+ ir_unop_dFdx_fine,
ir_unop_dFdy,
+ ir_unop_dFdy_coarse,
+ ir_unop_dFdy_fine,
/*@}*/
/**
diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp
index 5570ed46f8a..96060217c97 100644
--- a/src/glsl/ir_constant_expression.cpp
+++ b/src/glsl/ir_constant_expression.cpp
@@ -851,7 +851,11 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
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;
diff --git a/src/glsl/ir_validate.cpp b/src/glsl/ir_validate.cpp
index 4f85b7db833..5b20677825c 100644
--- a/src/glsl/ir_validate.cpp
+++ b/src/glsl/ir_validate.cpp
@@ -317,7 +317,11 @@ ir_validate::visit_leave(ir_expression *ir)
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;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-16 20:35:01 +0000