diff options
Diffstat (limited to 'src/compiler/glsl')
| -rw-r--r-- | src/compiler/glsl/ir_expression_operation.py | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/src/compiler/glsl/ir_expression_operation.py b/src/compiler/glsl/ir_expression_operation.py index 5c899a743ee..0bca59c7ecc 100644 --- a/src/compiler/glsl/ir_expression_operation.py +++ b/src/compiler/glsl/ir_expression_operation.py @@ -332,6 +332,31 @@ constant_template_vector = mako.template.Template("""\ } break;""") +# This template is for ir_triop_lrp. +constant_template_lrp = mako.template.Template("""\ + case ${op.get_enum_name()}: { + assert(op[0]->type->base_type == GLSL_TYPE_FLOAT || + op[0]->type->base_type == GLSL_TYPE_DOUBLE); + assert(op[1]->type->base_type == GLSL_TYPE_FLOAT || + op[1]->type->base_type == GLSL_TYPE_DOUBLE); + assert(op[2]->type->base_type == GLSL_TYPE_FLOAT || + op[2]->type->base_type == GLSL_TYPE_DOUBLE); + + unsigned c2_inc = op[2]->type->is_scalar() ? 0 : 1; + for (unsigned c = 0, c2 = 0; c < components; c2 += c2_inc, c++) { + switch (this->type->base_type) { + % for dst_type, src_types in op.signatures(): + case ${src_types[0].glsl_type}: + data.${dst_type.union_field}[c] = ${op.get_c_expression(src_types, ("c", "c", "c2"))}; + break; + % endfor + default: + assert(0); + } + } + break; + }""") + vector_scalar_operation = "vector-scalar" horizontal_operation = "horizontal" @@ -416,6 +441,8 @@ class operation(object): elif self.num_operands == 3: if self.name == "vector_insert": return constant_template_vector_insert.render(op=self) + elif self.name == "lrp": + return constant_template_lrp.render(op=self) else: return constant_template3.render(op=self) elif self.num_operands == 4: @@ -665,7 +692,7 @@ ir_expression_operation = [ # Fused floating-point multiply-add, part of ARB_gpu_shader5. operation("fma", 3, source_types=real_types, c_expression="{src0} * {src1} + {src2}"), - operation("lrp", 3), + operation("lrp", 3, source_types=real_types, c_expression={'f': "{src0} * (1.0f - {src2}) + ({src1} * {src2})", 'd': "{src0} * (1.0 - {src2}) + ({src1} * {src2})"}), # Conditional Select # |