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revert State.h to state in upstream/master

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Stephen Birarda 2015-08-18 11:59:37 -07:00
commit f592399fb5
1 changed files with 408 additions and 438 deletions
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98
libraries/gpu/src/gpu/State.h
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@ -8,7 +8,6 @@
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#ifndef hifi_gpu_State_h
#define hifi_gpu_State_h
@ -23,42 +22,13 @@
// Because some of the fields are bool packed tightly in the State::Cache class
// and it s just not good anymore for template T& variable manipulation...
#define SET_FIELD(field, defaultValue, value, dest) {\
dest = value;\
if (value == defaultValue) {\
_signature.reset(field);\
} else {\
_signature.
//
// State
// libraries/gpu/src/gpu
//
// Created by Sam Gateau on 3/8/2015.
// Copyright 2014 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#ifndef hifi_gpu_State_h
#define hifi_gpu_State_h
#include "Format.h"
#include <memory>
#include <vector>
#include <unordered_map>
#include <bitset>
// Why a macro and not a fancy template you will ask me ?
// Because some of the fields are bool packed tightly in the State::Cache class
// and it s just not good anymore for template T& variable manipulation...
#define SET_FIELD(field, defaultValue, value, dest) {\
dest = value;\
if (value == defaultValue) {\
_signature.reset(field);\
} else {\
_signature.set(field);\
}\
_stamp++;\
dest = value;\
if (value == defaultValue) {\
_signature.reset(field);\
} else {\
_signature.set(field);\
}\
_stamp++;\
}\
@ -151,7 +121,7 @@ public:
uint8 _spare = 0;
public:
DepthTest(bool enabled = false, bool writeMask = true, ComparisonFunction func = LESS) :
_function(func), _writeMask(writeMask), _enabled(enabled) {}
_function(func), _writeMask(writeMask), _enabled(enabled) {}
bool isEnabled() const { return _enabled != 0; }
ComparisonFunction getFunction() const { return ComparisonFunction(_function); }
@ -161,9 +131,9 @@ public:
DepthTest(int32 raw) { *(reinterpret_cast<int32*>(this)) = raw; }
bool operator== (const DepthTest& right) const { return getRaw() == right.getRaw(); }
bool operator!= (const DepthTest& right) const { return getRaw() != right.getRaw(); }
};
};
class StencilTest {
class StencilTest {
static const int FUNC_MASK = 0x000f;
static const int FAIL_OP_MASK = 0x00f0;
static const int DEPTH_FAIL_OP_MASK = 0x0f00;
@ -175,12 +145,12 @@ public:
uint16 _functionAndOperations;
uint8 _reference = 0;
uint8 _readMask = 0xff;
public:
public:
StencilTest(uint8 reference = 0, uint8 readMask =0xFF, ComparisonFunction func = ALWAYS, StencilOp failOp = STENCIL_OP_KEEP, StencilOp depthFailOp = STENCIL_OP_KEEP, StencilOp passOp = STENCIL_OP_KEEP) :
_functionAndOperations(func | (failOp << FAIL_OP_OFFSET) | (depthFailOp << DEPTH_FAIL_OP_OFFSET) | (passOp << PASS_OP_OFFSET)),
_reference(reference), _readMask(readMask)
{}
_functionAndOperations(func | (failOp << FAIL_OP_OFFSET) | (depthFailOp << DEPTH_FAIL_OP_OFFSET) | (passOp << PASS_OP_OFFSET)),
_reference(reference), _readMask(readMask)
{}
ComparisonFunction getFunction() const { return ComparisonFunction(_functionAndOperations & FUNC_MASK); }
StencilOp getFailOp() const { return StencilOp((_functionAndOperations & FAIL_OP_MASK) >> FAIL_OP_OFFSET); }
@ -194,16 +164,16 @@ public:
StencilTest(int32 raw) { *(reinterpret_cast<int32*>(this)) = raw; }
bool operator== (const StencilTest& right) const { return getRaw() == right.getRaw(); }
bool operator!= (const StencilTest& right) const { return getRaw() != right.getRaw(); }
};
};
class StencilActivation {
class StencilActivation {
uint8 _frontWriteMask = 0xFF;
uint8 _backWriteMask = 0xFF;
uint16 _enabled = 0;
public:
public:
StencilActivation(bool enabled, uint8 frontWriteMask = 0xFF, uint8 backWriteMask = 0xFF) :
_frontWriteMask(frontWriteMask), _backWriteMask(backWriteMask), _enabled(enabled) {}
_frontWriteMask(frontWriteMask), _backWriteMask(backWriteMask), _enabled(enabled) {}
bool isEnabled() const { return (_enabled != 0); }
uint8 getWriteMaskFront() const { return _frontWriteMask; }
@ -227,18 +197,18 @@ public:
public:
BlendFunction(bool enabled,
BlendArg sourceColor, BlendOp operationColor, BlendArg destinationColor,
BlendArg sourceAlpha, BlendOp operationAlpha, BlendArg destinationAlpha) :
_enabled(enabled),
_source(sourceColor | (sourceAlpha << ALPHA_OFFSET)),
_destination(destinationColor | (destinationAlpha << ALPHA_OFFSET)),
_operation(operationColor | (operationAlpha << ALPHA_OFFSET)) {}
BlendArg sourceColor, BlendOp operationColor, BlendArg destinationColor,
BlendArg sourceAlpha, BlendOp operationAlpha, BlendArg destinationAlpha) :
_enabled(enabled),
_source(sourceColor | (sourceAlpha << ALPHA_OFFSET)),
_destination(destinationColor | (destinationAlpha << ALPHA_OFFSET)),
_operation(operationColor | (operationAlpha << ALPHA_OFFSET)) {}
BlendFunction(bool enabled, BlendArg source = ONE, BlendOp operation = BLEND_OP_ADD, BlendArg destination = ZERO) :
_enabled(enabled),
_source(source | (source << ALPHA_OFFSET)),
_destination(destination | (destination << ALPHA_OFFSET)),
_operation(operation | (operation << ALPHA_OFFSET)) {}
_enabled(enabled),
_source(source | (source << ALPHA_OFFSET)),
_destination(destination | (destination << ALPHA_OFFSET)),
_operation(operation | (operation << ALPHA_OFFSET)) {}
bool isEnabled() const { return (_enabled != 0); }
@ -286,12 +256,12 @@ public:
bool alphaToCoverageEnable : 1;
Data() :
frontFaceClockwise(false),
depthClampEnable(false),
scissorEnable(false),
multisampleEnable(false),
antialisedLineEnable(true),
alphaToCoverageEnable(false)
frontFaceClockwise(false),
depthClampEnable(false),
scissorEnable(false),
multisampleEnable(false),
antialisedLineEnable(true),
alphaToCoverageEnable(false)
{}
};