updatestatetable.cc File Reference

#include "ion/gfx/updatestatetable.h"
#include "ion/base/enumhelper.h"
#include "ion/base/indexmap.h"
#include "ion/base/logging.h"
#include "ion/gfx/graphicsmanager.h"
#include "ion/gfx/statetable.h"
#include "ion/math/vector.h"

Include dependency graph for updatestatetable.cc:

Go to the source code of this file.

Namespaces
	ion
	Copyright 2016 Google Inc.
	ion::gfx

Macros
#define	ION_GET_ENUM(st_type, gl_enum)   GetEnum<StateTable::st_type>(gm, gl_enum)
	For brevity and clarity in the below functions. More...
#define	ION_IS_SAME(func)   st->func == default_st.func
#define	ION_RESET(condition, value_enum)
#define	ION_RESET1(value_enum, func)   ION_RESET(ION_IS_SAME(func), value_enum)
#define	ION_RESET2(value_enum, func1, func2)   ION_RESET(ION_IS_SAME(func1) && ION_IS_SAME(func2), value_enum)
#define	ION_RESET4(value_enum, func1, func2, func3, func4)
#define	ION_RESET6(value_enum, func1, func2, func3, func4, func5, func6)
#define	ION_UPDATE_CLEAR_VALUE(enum_name, update_func)
#define	ION_UPDATE_CLEAR_ONLY_VALUE(enum_name, clear_enum_name, update_func)
#define	ION_UPDATE_VALUE(enum_name, update_func)

Functions
void	ion::gfx::UpdateStateTable (int default_width, int default_height, GraphicsManager *gm, StateTable *st)
	Public functions. More...
void	ion::gfx::ClearFromStateTable (const StateTable &new_state, StateTable *save_state, GraphicsManager *gm)
	This internal function can be used to update the Clear()-related OpenGL state (dithering, scissor test, write masks, scissor box, and clear values) managed by a GraphicsManager to match a StateTable, and updates save_state to contain the new state. More...
void	ion::gfx::UpdateSettingsInStateTable (StateTable *st, GraphicsManager *gm)
	This internal function can be used to update a StateTable instance to match the current OpenGL settings as provided by a GraphicsManager instance. More...
void	ion::gfx::UpdateFromStateTable (const StateTable &new_state, StateTable *save_state, GraphicsManager *gm)
	This internal function can be used to update the OpenGL state managed by a GraphicsManager to match a StateTable, with respect to another StateTable that contains the current state. More...

Macro Definition Documentation

#define ION_GET_ENUM	(		st_type,
			gl_enum
	)		GetEnum<StateTable::st_type>(gm, gl_enum)

For brevity and clarity in the below functions.

Definition at line 456 of file updatestatetable.cc.

#define ION_IS_SAME

(

func

)

st->func == default_st.func

#define ION_RESET	(		condition,
			value_enum
	)

Value:

if (condition)                                                          \
    st->ResetValue(StateTable::value_enum)

#define ION_RESET1	(		value_enum,
			func
	)		ION_RESET(ION_IS_SAME(func), value_enum)

#define ION_RESET2	(		value_enum,
			func1,
			func2
	)		ION_RESET(ION_IS_SAME(func1) && ION_IS_SAME(func2), value_enum)

#define ION_RESET4	(		value_enum,
			func1,
			func2,
			func3,
			func4
	)

Value:

ION_RESET(ION_IS_SAME(func1) && ION_IS_SAME(func2) &&                   \
            ION_IS_SAME(func3) && ION_IS_SAME(func4), value_enum)

#define ION_RESET6	(		value_enum,
			func1,
			func2,
			func3,
			func4,
			func5,
			func6
	)

Value:

ION_RESET(ION_IS_SAME(func1) && ION_IS_SAME(func2) &&                   \
            ION_IS_SAME(func3) && ION_IS_SAME(func4) &&                   \
            ION_IS_SAME(func5) && ION_IS_SAME(func6), value_enum)

#define ION_UPDATE_CLEAR_ONLY_VALUE	(		enum_name,
			clear_enum_name,
			update_func
	)

Value:

if (new_state.IsValueSet(StateTable::enum_name) && \
      new_state.IsValueSet(StateTable::clear_enum_name))     \
  update_func(save_state, new_state, gm)

Definition at line 706 of file updatestatetable.cc.

Referenced by ion::gfx::ClearFromStateTable().

#define ION_UPDATE_CLEAR_VALUE	(		enum_name,
			update_func
	)

Value:

if (new_state.IsValueSet(StateTable::enum_name))     \
  update_func(save_state, new_state, gm)

Definition at line 703 of file updatestatetable.cc.

Referenced by ion::gfx::ClearFromStateTable(), and ion::gfx::UpdateFromStateTable().

#define ION_UPDATE_VALUE	(		enum_name,
			update_func
	)

Value:

if (new_state.IsValueSet(StateTable::enum_name)) \
  update_func(*save_state, new_state, gm)

Definition at line 710 of file updatestatetable.cc.

Referenced by ion::gfx::UpdateFromStateTable().