| /* |
| * 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 "GrShaderVar.h" |
| #include "glsl/GrGLSLCaps.h" |
| |
| void GrShaderVar::appendDecl(const GrGLSLCaps* glslCaps, SkString* out) const { |
| SkASSERT(kDefault_GrSLPrecision == fPrecision || GrSLTypeAcceptsPrecision(fType)); |
| if (!fLayoutQualifier.isEmpty()) { |
| out->appendf("layout(%s) ", fLayoutQualifier.c_str()); |
| } |
| out->append(fExtraModifiers); |
| if (this->getTypeModifier() != kNone_TypeModifier) { |
| out->append(TypeModifierString(this->getTypeModifier())); |
| out->append(" "); |
| } |
| GrSLType effectiveType = this->getType(); |
| if (glslCaps->usesPrecisionModifiers() && GrSLTypeAcceptsPrecision(effectiveType)) { |
| // Desktop GLSL has added precision qualifiers but they don't do anything. |
| out->appendf("%s ", GrGLSLPrecisionString(fPrecision)); |
| } |
| if (this->isArray()) { |
| if (this->isUnsizedArray()) { |
| out->appendf("%s %s[]", |
| GrGLSLTypeString(effectiveType), |
| this->getName().c_str()); |
| } else { |
| SkASSERT(this->getArrayCount() > 0); |
| out->appendf("%s %s[%d]", |
| GrGLSLTypeString(effectiveType), |
| this->getName().c_str(), |
| this->getArrayCount()); |
| } |
| } else { |
| out->appendf("%s %s", |
| GrGLSLTypeString(effectiveType), |
| this->getName().c_str()); |
| } |
| } |