diff options
Diffstat (limited to 'src/3rdparty/angle/src/compiler/translator/ClampPointSize.cpp')
-rw-r--r-- | src/3rdparty/angle/src/compiler/translator/ClampPointSize.cpp | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/src/3rdparty/angle/src/compiler/translator/ClampPointSize.cpp b/src/3rdparty/angle/src/compiler/translator/ClampPointSize.cpp deleted file mode 100644 index 8598a137f5..0000000000 --- a/src/3rdparty/angle/src/compiler/translator/ClampPointSize.cpp +++ /dev/null @@ -1,47 +0,0 @@ -// -// Copyright (c) 2017 The ANGLE Project Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. -// -// ClampPointSize.cpp: Limit the value that is written to gl_PointSize. -// - -#include "compiler/translator/ClampPointSize.h" - -#include "compiler/translator/FindSymbolNode.h" -#include "compiler/translator/IntermNode_util.h" -#include "compiler/translator/RunAtTheEndOfShader.h" -#include "compiler/translator/SymbolTable.h" - -namespace sh -{ - -void ClampPointSize(TIntermBlock *root, float maxPointSize, TSymbolTable *symbolTable) -{ - // Only clamp gl_PointSize if it's used in the shader. - if (!FindSymbolNode(root, TString("gl_PointSize"), EbtFloat)) - { - return; - } - - TIntermSymbol *pointSizeNode = ReferenceBuiltInVariable("gl_PointSize", *symbolTable, 100); - - TConstantUnion *maxPointSizeConstant = new TConstantUnion(); - maxPointSizeConstant->setFConst(maxPointSize); - TIntermConstantUnion *maxPointSizeNode = - new TIntermConstantUnion(maxPointSizeConstant, TType(EbtFloat, EbpHigh, EvqConst)); - - // min(gl_PointSize, maxPointSize) - TIntermSequence *minArguments = new TIntermSequence(); - minArguments->push_back(pointSizeNode->deepCopy()); - minArguments->push_back(maxPointSizeNode); - TIntermTyped *clampedPointSize = - CreateBuiltInFunctionCallNode("min", minArguments, *symbolTable, 100); - - // gl_PointSize = min(gl_PointSize, maxPointSize) - TIntermBinary *assignPointSize = new TIntermBinary(EOpAssign, pointSizeNode, clampedPointSize); - - RunAtTheEndOfShader(root, assignPointSize, symbolTable); -} - -} // namespace sh |