| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "src/sksl/SkSLUtil.h" |
| |
| #include "src/sksl/SkSLContext.h" |
| #include "src/sksl/SkSLStringStream.h" |
| |
| #ifndef __STDC_FORMAT_MACROS |
| #define __STDC_FORMAT_MACROS |
| #endif |
| |
| namespace SkSL { |
| |
| #if defined(SKSL_STANDALONE) || !SK_SUPPORT_GPU |
| StandaloneShaderCaps standaloneCaps; |
| #endif |
| |
| void sksl_abort() { |
| #ifdef SKSL_STANDALONE |
| abort(); |
| #else |
| sk_abort_no_print(); |
| exit(1); |
| #endif |
| } |
| |
| void write_stringstream(const StringStream& s, OutputStream& out) { |
| out.write(s.str().c_str(), s.str().size()); |
| } |
| |
| bool is_assignment(Token::Kind op) { |
| switch (op) { |
| case Token::Kind::TK_EQ: // fall through |
| case Token::Kind::TK_PLUSEQ: // fall through |
| case Token::Kind::TK_MINUSEQ: // fall through |
| case Token::Kind::TK_STAREQ: // fall through |
| case Token::Kind::TK_SLASHEQ: // fall through |
| case Token::Kind::TK_PERCENTEQ: // fall through |
| case Token::Kind::TK_SHLEQ: // fall through |
| case Token::Kind::TK_SHREQ: // fall through |
| case Token::Kind::TK_BITWISEOREQ: // fall through |
| case Token::Kind::TK_BITWISEXOREQ: // fall through |
| case Token::Kind::TK_BITWISEANDEQ: // fall through |
| case Token::Kind::TK_LOGICALOREQ: // fall through |
| case Token::Kind::TK_LOGICALXOREQ: // fall through |
| case Token::Kind::TK_LOGICALANDEQ: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| Token::Kind remove_assignment(Token::Kind op) { |
| switch (op) { |
| case Token::Kind::TK_PLUSEQ: return Token::Kind::TK_PLUS; |
| case Token::Kind::TK_MINUSEQ: return Token::Kind::TK_MINUS; |
| case Token::Kind::TK_STAREQ: return Token::Kind::TK_STAR; |
| case Token::Kind::TK_SLASHEQ: return Token::Kind::TK_SLASH; |
| case Token::Kind::TK_PERCENTEQ: return Token::Kind::TK_PERCENT; |
| case Token::Kind::TK_SHLEQ: return Token::Kind::TK_SHL; |
| case Token::Kind::TK_SHREQ: return Token::Kind::TK_SHR; |
| case Token::Kind::TK_BITWISEOREQ: return Token::Kind::TK_BITWISEOR; |
| case Token::Kind::TK_BITWISEXOREQ: return Token::Kind::TK_BITWISEXOR; |
| case Token::Kind::TK_BITWISEANDEQ: return Token::Kind::TK_BITWISEAND; |
| case Token::Kind::TK_LOGICALOREQ: return Token::Kind::TK_LOGICALOR; |
| case Token::Kind::TK_LOGICALXOREQ: return Token::Kind::TK_LOGICALXOR; |
| case Token::Kind::TK_LOGICALANDEQ: return Token::Kind::TK_LOGICALAND; |
| default: return op; |
| } |
| } |
| |
| #if !defined(SKSL_STANDALONE) |
| bool type_to_grsltype(const Context& context, const Type& type, GrSLType* outType) { |
| if (type == *context.fFloat_Type) { *outType = kFloat_GrSLType; return true; } |
| if (type == *context.fHalf_Type) { *outType = kHalf_GrSLType; return true; } |
| if (type == *context.fFloat2_Type) { *outType = kFloat2_GrSLType; return true; } |
| if (type == *context.fHalf2_Type) { *outType = kHalf2_GrSLType; return true; } |
| if (type == *context.fFloat3_Type) { *outType = kFloat3_GrSLType; return true; } |
| if (type == *context.fHalf3_Type) { *outType = kHalf3_GrSLType; return true; } |
| if (type == *context.fFloat4_Type) { *outType = kFloat4_GrSLType; return true; } |
| if (type == *context.fHalf4_Type) { *outType = kHalf4_GrSLType; return true; } |
| if (type == *context.fFloat2x2_Type) { *outType = kFloat2x2_GrSLType; return true; } |
| if (type == *context.fHalf2x2_Type) { *outType = kHalf2x2_GrSLType; return true; } |
| if (type == *context.fFloat3x3_Type) { *outType = kFloat3x3_GrSLType; return true; } |
| if (type == *context.fHalf3x3_Type) { *outType = kHalf3x3_GrSLType; return true; } |
| if (type == *context.fFloat4x4_Type) { *outType = kFloat4x4_GrSLType; return true; } |
| if (type == *context.fHalf4x4_Type) { *outType = kHalf4x4_GrSLType; return true; } |
| if (type == *context.fVoid_Type) { *outType = kVoid_GrSLType; return true; } |
| return false; |
| } |
| #endif |
| |
| } // namespace SkSL |