xref: /aosp_15_r20/external/skia/src/sksl/ir/SkSLDiscardStatement.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Worker /*
2*c8dee2aaSAndroid Build Coastguard Worker  * Copyright 2022 Google Inc.
3*c8dee2aaSAndroid Build Coastguard Worker  *
4*c8dee2aaSAndroid Build Coastguard Worker  * Use of this source code is governed by a BSD-style license that can be
5*c8dee2aaSAndroid Build Coastguard Worker  * found in the LICENSE file.
6*c8dee2aaSAndroid Build Coastguard Worker  */
7*c8dee2aaSAndroid Build Coastguard Worker 
8*c8dee2aaSAndroid Build Coastguard Worker #include "include/core/SkTypes.h"
9*c8dee2aaSAndroid Build Coastguard Worker #include "src/sksl/SkSLContext.h"
10*c8dee2aaSAndroid Build Coastguard Worker #include "src/sksl/SkSLErrorReporter.h"
11*c8dee2aaSAndroid Build Coastguard Worker #include "src/sksl/SkSLProgramSettings.h"
12*c8dee2aaSAndroid Build Coastguard Worker #include "src/sksl/ir/SkSLDiscardStatement.h"
13*c8dee2aaSAndroid Build Coastguard Worker 
14*c8dee2aaSAndroid Build Coastguard Worker namespace SkSL {
15*c8dee2aaSAndroid Build Coastguard Worker 
Convert(const Context & context,Position pos)16*c8dee2aaSAndroid Build Coastguard Worker std::unique_ptr<Statement> DiscardStatement::Convert(const Context& context, Position pos) {
17*c8dee2aaSAndroid Build Coastguard Worker     if (!ProgramConfig::IsFragment(context.fConfig->fKind)) {
18*c8dee2aaSAndroid Build Coastguard Worker         context.fErrors->error(pos, "discard statement is only permitted in fragment shaders");
19*c8dee2aaSAndroid Build Coastguard Worker         return nullptr;
20*c8dee2aaSAndroid Build Coastguard Worker     }
21*c8dee2aaSAndroid Build Coastguard Worker     return DiscardStatement::Make(context, pos);
22*c8dee2aaSAndroid Build Coastguard Worker }
23*c8dee2aaSAndroid Build Coastguard Worker 
Make(const Context & context,Position pos)24*c8dee2aaSAndroid Build Coastguard Worker std::unique_ptr<Statement> DiscardStatement::Make(const Context& context, Position pos) {
25*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(ProgramConfig::IsFragment(context.fConfig->fKind));
26*c8dee2aaSAndroid Build Coastguard Worker     return std::make_unique<DiscardStatement>(pos);
27*c8dee2aaSAndroid Build Coastguard Worker }
28*c8dee2aaSAndroid Build Coastguard Worker 
29*c8dee2aaSAndroid Build Coastguard Worker }  // namespace SkSL
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