Skip to content

A
angle
Commit a54da4e5 by daniel@transgaming.com
Options

Implemented inline structure construction

TRAC #12109 Based on Alok Priyadarshi's approach for structure construction in OutputGLSL.cpp Signed-off-by: Andrew Lewycky Signed-off-by: Daniel Koch Author: Nicolas Capens git-svn-id: https://angleproject.googlecode.com/svn/trunk@245 736b8ea6-26fd-11df-bfd4-992fa37f6226
parent 92984ef0
Showing with 81 additions and 123 deletions
src/common/debug.cpp
......@@ -11,7 +11,7 @@
#include <stdio.h>
#include <stdarg.h>
static bool trace_on = true;
static bool trace_on = false;
namespace gl
{
......
src/compiler/OutputHLSL.cpp
......@@ -871,7 +871,14 @@ bool OutputHLSL::visitBinary(Visit visit, TIntermBinary *node)
case EOpDivAssign: outputTriplet(visit, "(", " /= ", ")"); break;
case EOpIndexDirect: outputTriplet(visit, "", "[", "]"); break;
case EOpIndexIndirect: outputTriplet(visit, "", "[", "]"); break;
case EOpIndexDirectStruct: outputTriplet(visit, "", ".", ""); break;
case EOpIndexDirectStruct:
if (visit == InVisit)
{
out << "." + node->getType().getFieldName();
return false;
}
break;
case EOpVectorSwizzle:
if (visit == InVisit)
{
......@@ -1155,7 +1162,7 @@ bool OutputHLSL::visitAggregate(Visit visit, TIntermAggregate *node)
{
if (variable->getType().getStruct())
{
addConstructor(variable->getType(), variable->getType().getTypeName(), NULL);
addConstructor(variable->getType(), variable->getType().getTypeName() + "_ctor", NULL);
}
if (!variable->getAsSymbolNode() || variable->getAsSymbolNode()->getSymbol() != "") // Variable declaration
......@@ -1431,9 +1438,8 @@ bool OutputHLSL::visitAggregate(Visit visit, TIntermAggregate *node)
outputTriplet(visit, "mat4(", ", ", ")");
break;
case EOpConstructStruct:
outputTriplet(visit, "{", ", ", "}");
addConstructor(node->getType(), node->getType().getTypeName() + "_ctor", &node->getSequence());
//outputTriplet(visit, node->getType().getTypeName() + "_ctor(", ", ", ")");
outputTriplet(visit, node->getType().getTypeName() + "_ctor(", ", ", ")");
break;
case EOpLessThan: outputTriplet(visit, "(", " < ", ")"); break;
case EOpGreaterThan: outputTriplet(visit, "(", " > ", ")"); break;
......@@ -1528,124 +1534,7 @@ bool OutputHLSL::visitSelection(Visit visit, TIntermSelection *node)
void OutputHLSL::visitConstantUnion(TIntermConstantUnion *node)
{
TInfoSinkBase &out = mBody;
const TType &type = node->getType();
if (type.isField() && type.getQualifier() != EvqConst)
{
out << type.getFieldName();
}
else
{
int size = type.getObjectSize();
if (type.getBasicType() == EbtStruct)
{
out << "{";
}
else
{
bool matrix = type.isMatrix();
TBasicType elementType = node->getUnionArrayPointer()[0].getType();
switch (elementType)
{
case EbtBool:
if (!matrix)
{
switch (size)
{
case 1: out << "bool("; break;
case 2: out << "bool2("; break;
case 3: out << "bool3("; break;
case 4: out << "bool4("; break;
default: UNREACHABLE();
}
}
else UNREACHABLE();
break;
case EbtFloat:
if (!matrix)
{
switch (size)
{
case 1: out << "float("; break;
case 2: out << "float2("; break;
case 3: out << "float3("; break;
case 4: out << "float4("; break;
default: UNREACHABLE();
}
}
else
{
switch (size)
{
case 4: out << "float2x2("; break;
case 9: out << "float3x3("; break;
case 16: out << "float4x4("; break;
default: UNREACHABLE();
}
}
break;
case EbtInt:
if (!matrix)
{
switch (size)
{
case 1: out << "int("; break;
case 2: out << "int2("; break;
case 3: out << "int3("; break;
case 4: out << "int4("; break;
default: UNREACHABLE();
}
}
else UNREACHABLE();
break;
default:
UNIMPLEMENTED(); // FIXME
}
}
for (int i = 0; i < size; i++)
{
switch (node->getUnionArrayPointer()[i].getType())
{
case EbtBool:
if (node->getUnionArrayPointer()[i].getBConst())
{
out << "true";
}
else
{
out << "false";
}
break;
case EbtFloat:
out << node->getUnionArrayPointer()[i].getFConst();
break;
case EbtInt:
out << node->getUnionArrayPointer()[i].getIConst();
break;
default:
UNIMPLEMENTED(); // FIXME
}
if (i != size - 1)
{
out << ", ";
}
}
if (type.getBasicType() == EbtStruct)
{
out << "}";
}
else
{
out << ")";
}
}
writeConstantUnion(node->getType(), node->getUnionArrayPointer());
}
bool OutputHLSL::visitLoop(Visit visit, TIntermLoop *node)
......@@ -2173,6 +2062,74 @@ void OutputHLSL::addConstructor(const TType &type, const TString &name, const TI
mConstructors.insert(constructor);
}
const ConstantUnion *OutputHLSL::writeConstantUnion(const TType &type, const ConstantUnion *constUnion)
{
TInfoSinkBase &out = mBody;
if (type.getBasicType() == EbtStruct)
{
out << type.getTypeName() + "_ctor(";
const TTypeList *structure = type.getStruct();
for (size_t i = 0; i < structure->size(); i++)
{
const TType *fieldType = (*structure)[i].type;
constUnion = writeConstantUnion(*fieldType, constUnion);
if (i != structure->size() - 1)
{
out << ", ";
}
}
out << ")";
}
else
{
int size = type.getObjectSize();
bool writeType = size > 1;
if (writeType)
{
out << typeString(type) << "(";
}
for (int i = 0; i < size; i++, constUnion++)
{
switch (constUnion->getType())
{
case EbtFloat: out << constUnion->getFConst(); break;
case EbtInt: out << constUnion->getIConst(); break;
case EbtBool:
if (constUnion->getBConst())
{
out << "true";
}
else
{
out << "false";
}
break;
default: UNREACHABLE();
}
if (i != size - 1)
{
out << ", ";
}
}
if (writeType)
{
out << ")";
}
}
return constUnion;
}
TString OutputHLSL::decorate(const TString &string)
{
if (string.substr(0, 3) != "gl_" && string.substr(0, 3) != "dx_")
......
src/compiler/OutputHLSL.h
......@@ -51,6 +51,7 @@ class OutputHLSL : public TIntermTraverser
int vectorSize(const TType &type) const;
void addConstructor(const TType &type, const TString &name, const TIntermSequence *parameters);
const ConstantUnion *writeConstantUnion(const TType &type, const ConstantUnion *constUnion);
TParseContext &mContext;
UnfoldSelect *mUnfoldSelect;
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment