sio2_state.h File Reference

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Classes
struct	SIO2state
Enumerations
enum	SIO2_STATE_FLAGS {   SIO2_FOG = ( 1 << 0 ), SIO2_BLEND = ( 1 << 1 ), SIO2_ALPHA_TEST = ( 1 << 2 ), SIO2_TEXTURE_2D0 = ( 1 << 3 ),   SIO2_TEXTURE_2D1 = ( 1 << 4 ), SIO2_COLOR_MATERIAL = ( 1 << 5 ), SIO2_LIGHTING = ( 1 << 6 ), SIO2_NORMALIZE = ( 1 << 7 ),   SIO2_POINT_SPRITE = ( 1 << 8 ), SIO2_POINT_SIZE_ARRAY = ( 1 << 9 ), SIO2_VERTEX_ARRAY = ( 1 << 10 ), SIO2_COLOR_ARRAY = ( 1 << 11 ),   SIO2_NORMAL_ARRAY = ( 1 << 12 ), SIO2_TEXTURE_COORD_ARRAY0 = ( 1 << 13 ), SIO2_TEXTURE_COORD_ARRAY1 = ( 1 << 14 ), SIO2_DEPTH_TEST = ( 1 << 15 ),   SIO2_CULL_FACE = ( 1 << 16 ) }
Functions
SIO2state *	sio2StateInit (void)
SIO2state *	sio2StateFree (SIO2state *)
unsigned char	sio2StateEnable (SIO2state *, unsigned int)
unsigned char	sio2StateDisable (SIO2state *, unsigned int)
unsigned char	sio2StateSetActiveTexture (SIO2state *, int)
unsigned char	sio2StateSetClientActiveTexture (SIO2state *, int)
unsigned char	sio2StateSetBlendMode (SIO2state *, unsigned char)
unsigned char	sio2StateSetAlphaFunc (SIO2state *, int, float)
unsigned char	sio2StateSetColor (SIO2state *, vec4 *)

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Enumeration Type Documentation

enum SIO2_STATE_FLAGS

Enumerator:

SIO2_FOG	Value used to keep track of the OpenGL fog state.
SIO2_BLEND	Value used to keep track of the OpenGL blending state.
SIO2_ALPHA_TEST	Value used to keep track of the OpenGL alpha test state.
SIO2_TEXTURE_2D0	Value used to keep track of the OpenGL GL_TEXTURE2D on the first active client texture state.
SIO2_TEXTURE_2D1	Value used to keep track of the OpenGL GL_TEXTURE2D on the second active client texture state.
SIO2_COLOR_MATERIAL	Value used to keep track of the OpenGL GL_COLOR_MATERIAL state.
SIO2_LIGHTING	Value used to keep track of the OpenGL GL_LIGHTING state.
SIO2_NORMALIZE	Value used to keep track of the OpenGL GL_NORMALIZE when GL_LIGHTING is ON.
SIO2_POINT_SPRITE	Value used to keep track of the OpenGL point sprite.
SIO2_POINT_SIZE_ARRAY	Value used to keep track of the OpenGL point sprite size array is on.
SIO2_VERTEX_ARRAY	Value used to keep track of the OpenGL client vertex array.
SIO2_COLOR_ARRAY	Value used to keep track of the OpenGL client color array.
SIO2_NORMAL_ARRAY	Value used to keep track of the OpenGL client normal array.
SIO2_TEXTURE_COORD_ARRAY0	Value used to keep track of the OpenGL texture coordinate on the first channnel is on.
SIO2_TEXTURE_COORD_ARRAY1	Value used to keep track of the OpenGL texture coordinate on the second channnel is on.
SIO2_DEPTH_TEST	Value used to keep track of the OpenGL depth test.
SIO2_CULL_FACE	Value used to keep track of the OpenGL cull face.

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Function Documentation

unsigned char sio2StateDisable	(	SIO2state *	_SIO2state,
		unsigned int	_mask
	)

Disable a specific OpenGL machine state and sync it to the SIO2state.

_SIO2state: A valid SIO2state pointer.
_mask: The flag to enable, and sync it with the current OpenGL state.

return 1 or 0 if the state have been changed.

References SIO2state::flags, SIO2_ALPHA_TEST, SIO2_BLEND, SIO2_COLOR_ARRAY, SIO2_COLOR_MATERIAL, SIO2_CULL_FACE, SIO2_DEPTH_TEST, SIO2_FOG, SIO2_LIGHTING, SIO2_NORMAL_ARRAY, SIO2_NORMALIZE, SIO2_POINT_SIZE_ARRAY, SIO2_POINT_SPRITE, SIO2_TEXTURE_2D0, SIO2_TEXTURE_2D1, SIO2_TEXTURE_COORD_ARRAY0, SIO2_TEXTURE_COORD_ARRAY1, SIO2_VERTEX_ARRAY, sio2DisableState(), sio2IsStateEnabled(), sio2StateSetActiveTexture(), and sio2StateSetClientActiveTexture().

Referenced by sio2EmitterReset(), sio2LampDisableLighting(), sio2MaterialRender(), sio2MaterialReset(), sio2MistReset(), sio2ObjectBindVBO(), and sio2ObjectReset().

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unsigned char sio2StateEnable	(	SIO2state *	_SIO2state,
		unsigned int	_mask
	)

Enable a specific OpenGL machine state and sync it to the SIO2state.

_SIO2state: A valid SIO2state pointer.
_mask: The flag to enable, and sync it with the current OpenGL state.

return 1 or 0 if the state have been changed.

References SIO2state::flags, SIO2_ALPHA_TEST, SIO2_BLEND, SIO2_COLOR_ARRAY, SIO2_COLOR_MATERIAL, SIO2_CULL_FACE, SIO2_DEPTH_TEST, SIO2_FOG, SIO2_LIGHTING, SIO2_NORMAL_ARRAY, SIO2_NORMALIZE, SIO2_POINT_SIZE_ARRAY, SIO2_POINT_SPRITE, SIO2_TEXTURE_2D0, SIO2_TEXTURE_2D1, SIO2_TEXTURE_COORD_ARRAY0, SIO2_TEXTURE_COORD_ARRAY1, SIO2_VERTEX_ARRAY, sio2EnableState(), sio2IsStateEnabled(), sio2StateSetActiveTexture(), and sio2StateSetClientActiveTexture().

Referenced by sio2EmitterRender(), sio2FontPrint(), sio2InitGL(), sio2LampEnableLighting(), sio2MaterialRender(), sio2MistRender(), sio2ObjectBindVBO(), and sio2WidgetRender().

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SIO2state* sio2StateFree

(

SIO2state *

_SIO2state

)

Free a valid SIO2state.

_SIO2state: A valid SIO2state handle.

return a NULL SIO2state pointer.

SIO2state* sio2StateInit

(

void

)

Initialize a plain SIO2state, using the default value that SIO2 is using.

return a new SIO2state handle.

unsigned char sio2StateSetActiveTexture	(	SIO2state *	_SIO2state,
		int	_texture
	)

Set the active texture channel.

_SIO2state: A valid SIO2state pointer.
_texture: The active texture to change to.

return 1 or 0 is the state have been changed.

References SIO2state::a_texture.

Referenced by sio2StateDisable(), and sio2StateEnable().

unsigned char sio2StateSetAlphaFunc	(	SIO2state *	_SIO2state,
		int	_mode,
		float	_v
	)

Change the current alpha tested value.

_SIO2state: A valid SIO2state pointer.
_mode: A valid OpenGL test mode. ex: GL_GREATER _v: The value to use for the alpha test.

return 1 or 0 if the blend mode have been changed.

References SIO2state::alpha_value.

Referenced by sio2MaterialRender().

unsigned char sio2StateSetBlendMode	(	SIO2state *	_SIO2state,
		unsigned char	_blend
	)

Change the current blend mode.

_SIO2state: A valid SIO2state pointer.
_blend: The blend mode to change to.

return 1 or 0 if the blend mode have been changed.

References SIO2state::blend, SIO2_MATERIAL_ADD, SIO2_MATERIAL_COLOR, SIO2_MATERIAL_DIFFERENCE, SIO2_MATERIAL_DIVIDE, SIO2_MATERIAL_MULTIPLY, SIO2_MATERIAL_SCREEN, SIO2_MATERIAL_SUBTRACT, and SIO2_MATERIAL_VALUE.

Referenced by sio2MaterialRender(), and sio2MaterialReset().

unsigned char sio2StateSetClientActiveTexture	(	SIO2state *	_SIO2state,
		int	_texture
	)

Set the client active texture channel.

_SIO2state: A valid SIO2state pointer.
_texture: The active texture to change to.

return 1 or 0 is the state have been changed.

References SIO2state::c_texture.

Referenced by sio2StateDisable(), and sio2StateEnable().

unsigned char sio2StateSetColor	(	SIO2state *	_SIO2state,
		vec4 *	_col
	)

Change the current OpenGL pencil color.

_SIO2state: A valid SIO2state pointer.
_col: The color to change it for.

return 1 or 0 if the blend mode have been changed.

References SIO2state::col, vec4::w, vec4::x, vec4::y, and vec4::z.

Referenced by sio2MaterialRender(), sio2MaterialReset(), and sio2WidgetDebug().