llvosky.cpp File Reference

LLVOSky class implementation. More...

#include "llviewerprecompiledheaders.h"
#include "llvosky.h"
#include "imageids.h"
#include "llfeaturemanager.h"
#include "llviewercontrol.h"
#include "llframetimer.h"
#include "timing.h"
#include "llagent.h"
#include "lldrawable.h"
#include "llface.h"
#include "llcubemap.h"
#include "lldrawpoolsky.h"
#include "lldrawpoolwater.h"
#include "llglheaders.h"
#include "llsky.h"
#include "llviewercamera.h"
#include "llviewerimagelist.h"
#include "llviewerobjectlist.h"
#include "llviewerregion.h"
#include "llworld.h"
#include "pipeline.h"
#include "lldrawpoolwlsky.h"
#include "llwlparammanager.h"
#include "llwaterparammanager.h"

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Classes

class LLFastLn

Functions

void color_pow (LLColor3 &col, const F32 e)

LLColor3 color_norm (const LLColor3 &col)

void color_gamma_correct (LLColor3 &col)

static LLColor3 componentDiv (LLColor3 const &left, LLColor3 const &right)

static LLColor3 componentMult (LLColor3 const &left, LLColor3 const &right)

static LLColor3 componentExp (LLColor3 const &v)

static LLColor3 componentPow (LLColor3 const &v, F32 exponent)

static LLColor3 componentSaturate (LLColor3 const &v)

static LLColor3 componentSqrt (LLColor3 const &v)

static void componentMultBy (LLColor3 &left, LLColor3 const &right)

static LLColor3 colorMix (LLColor3 const &left, LLColor3 const &right, F32 amount)

static F32 texture2D (LLPointer< LLImageRaw > const &tex, LLVector2 const &uv)

static LLColor3 smear (F32 val)

BOOL clip_quad_to_horizon (F32 &t_left, F32 &t_right, LLVector3 v_clipped[4], const LLVector3 v_corner[4], const F32 cos_max_angle)

F32 clip_side_to_horizon (const LLVector3 &V0, const LLVector3 &V1, const F32 cos_max_angle)

F32 dtReflection (const LLVector3 &p, F32 cos_dir_from_top, F32 sin_dir_from_top, F32 diff_angl_dir)

F32 dtClip (const LLVector3 &v0, const LLVector3 &v1, F32 far_clip2)

F32 color_norm_pow (LLColor3 &col, F32 e, BOOL postmultiply)

F32 azimuth (const LLVector3 &v)

Variables

static const S32 NUM_TILES_X = 8

static const S32 NUM_TILES_Y = 4

static const S32 NUM_TILES = NUM_TILES_X * NUM_TILES_Y

static const F32 SUN_DISK_RADIUS = 0.5f

static const F32 MOON_DISK_RADIUS = SUN_DISK_RADIUS * 0.9f

static const F32 SUN_INTENSITY = 1e5

static const F32 SUN_DISK_INTENSITY = 24.f

static const LLVector2 TEX00 = LLVector2(0.f, 0.f)

static const LLVector2 TEX01 = LLVector2(0.f, 1.f)

static const LLVector2 TEX10 = LLVector2(1.f, 0.f)

static const LLVector2 TEX11 = LLVector2(1.f, 1.f)

LLUUID gSunTextureID = IMG_SUN

LLUUID gMoonTextureID = IMG_MOON

static LLFastLn gFastLn

Detailed Description

LLVOSky class implementation.

LicenseInfo: firstyear=2001&license=viewergpl

Second Life Viewer Source Code The source code in this file ("Source Code") is provided by Linden Lab to you under the terms of the GNU General Public License, version 2.0 ("GPL"), unless you have obtained a separate licensing agreement ("Other License"), formally executed by you and Linden Lab. Terms of the GPL can be found in doc/GPL-license.txt in this distribution, or online at http://secondlifegrid.net/programs/open_source/licensing/gplv2

There are special exceptions to the terms and conditions of the GPL as it is applied to this Source Code. View the full text of the exception in the file doc/FLOSS-exception.txt in this software distribution, or online at http://secondlifegrid.net/programs/open_source/licensing/flossexception

By copying, modifying or distributing this software, you acknowledge that you have read and understood your obligations described above, and agree to abide by those obligations.

ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, COMPLETENESS OR PERFORMANCE. $/LicenseInfo$

Definition in file llvosky.cpp.

Function Documentation

F32 azimuth ( const LLVector3 & v )

Definition at line 2174 of file llvosky.cpp.

References azimuth(), F_PI, LLVector3::mV, VX, and VY.

Referenced by azimuth(), and LLVOAvatar::updateShadowFaces().

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BOOL clip_quad_to_horizon	(	F32 &	t_left,
		F32 &	t_right,
		LLVector3	v_clipped[4],
		const LLVector3	v_corner[4],
		const F32	cos_max_angle
	)

Definition at line 1518 of file llvosky.cpp.

References clip_side_to_horizon(), FALSE, S32, and TRUE.

Referenced by LLVOSky::updateHeavenlyBodyGeometry().

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F32 clip_side_to_horizon	(	const LLVector3 &	V0,
		const LLVector3 &	V1,
		const F32	cos_max_angle
	)

Definition at line 1553 of file llvosky.cpp.

References B, and LLVector3::mV.

Referenced by clip_quad_to_horizon(), and LLVOSky::updateReflectionGeometry().

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void color_gamma_correct ( LLColor3 & col ) [inline]

Definition at line 172 of file llvosky.cpp.

References LLColor3::mV, and LLFastLn::pow().

Referenced by LLVOSky::updateFog().

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LLColor3 color_norm ( const LLColor3 & col ) [inline]

Definition at line 162 of file llvosky.cpp.

References color_max().

Referenced by LLVOSky::updateFog().

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F32 color_norm_pow	(	LLColor3 &	col,
		F32	e,
		BOOL	postmultiply
	)

Definition at line 2154 of file llvosky.cpp.

References color_max(), and color_pow().

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void color_pow	(	LLColor3 &	col,
		const F32	e
	)			`[inline]`

Definition at line 155 of file llvosky.cpp.

References LLColor3::mV, and LLFastLn::pow().

Referenced by color_norm_pow().

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static LLColor3 colorMix	(	LLColor3 const &	left,
		LLColor3 const &	right,
		F32	amount
	)			`[inline, static]`

Definition at line 609 of file llvosky.cpp.

Referenced by LLVOSky::calcSkyColorWLVert().

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static LLColor3 componentDiv	(	LLColor3 const &	left,
		LLColor3 const &	right
	)			`[inline, static]`

Definition at line 557 of file llvosky.cpp.

References LLColor3::mV.

Referenced by LLVOSky::calcAtmospherics(), and LLVOSky::calcSkyColorWLVert().

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static LLColor3 componentExp ( LLColor3 const & v ) [inline, static]

Definition at line 573 of file llvosky.cpp.

References LLColor3::mV.

Referenced by LLVOSky::calcAtmospherics(), and LLVOSky::calcSkyColorWLVert().

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static LLColor3 componentMult	(	LLColor3 const &	left,
		LLColor3 const &	right
	)			`[inline, static]`

Definition at line 565 of file llvosky.cpp.

References LLColor3::mV.

Referenced by LLVOSky::calcAtmospherics(), LLVOSky::calcSkyColorWLVert(), LLVOSky::createAmbientFromWL(), and LLVOSky::createDiffuseFromWL().

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static void componentMultBy	(	LLColor3 &	left,
		LLColor3 const &	right
	)			`[inline, static]`

Definition at line 602 of file llvosky.cpp.

References LLColor3::mV.

Referenced by LLVOSky::calcAtmospherics(), and LLVOSky::calcSkyColorWLVert().

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static LLColor3 componentPow	(	LLColor3 const &	v,
		F32	exponent
	)			`[inline, static]`

Definition at line 580 of file llvosky.cpp.

References LLColor3::mV.

Referenced by LLVOSky::calcAtmospherics(), and LLVOSky::calcSkyColorWLFrag().

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static LLColor3 componentSaturate ( LLColor3 const & v ) [inline, static]

Definition at line 587 of file llvosky.cpp.

References LLColor3::mV.

Referenced by LLVOSky::calcSkyColorWLFrag().

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static LLColor3 componentSqrt ( LLColor3 const & v ) [inline, static]

Definition at line 595 of file llvosky.cpp.

References LLColor3::mV.

Referenced by LLVOSky::calcSkyColorWLVert().

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F32 dtClip	(	const LLVector3 &	v0,
		const LLVector3 &	v1,
		F32	far_clip2
	)

Definition at line 1678 of file llvosky.cpp.

References B, and LLVector3::magVecSquared().

Referenced by LLVOSky::updateReflectionGeometry().

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F32 dtReflection	(	const LLVector3 &	p,
		F32	cos_dir_from_top,
		F32	sin_dir_from_top,
		F32	diff_angl_dir
	)

Definition at line 1654 of file llvosky.cpp.

References LLVector3::mV, LLVector3::normVec(), and VZ.

Referenced by LLVOSky::updateReflectionGeometry().

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static LLColor3 smear ( F32 val ) [inline, static]

Definition at line 629 of file llvosky.cpp.

Referenced by LLVOSky::calcAtmospherics(), LLVOSky::calcSkyColorInDir(), LLVOSky::calcSkyColorWLFrag(), and LLVOSky::calcSkyColorWLVert().

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static F32 texture2D	(	LLPointer< LLImageRaw > const &	tex,
		LLVector2 const &	uv
	)			`[inline, static]`

Definition at line 614 of file llvosky.cpp.

References r.

Variable Documentation

LLFastLn gFastLn [static]

Definition at line 143 of file llvosky.cpp.

LLUUID gMoonTextureID = IMG_MOON

Definition at line 82 of file llvosky.cpp.

Referenced by idle_startup(), and LLDrawPoolWater::LLDrawPoolWater().

LLUUID gSunTextureID = IMG_SUN

Definition at line 81 of file llvosky.cpp.

Referenced by idle_startup(), and LLDrawPoolWater::LLDrawPoolWater().

const F32 MOON_DISK_RADIUS = SUN_DISK_RADIUS * 0.9f [static]

Definition at line 69 of file llvosky.cpp.

const S32 NUM_TILES = NUM_TILES_X * NUM_TILES_Y [static]

Definition at line 65 of file llvosky.cpp.

Referenced by LLVOSky::init(), and LLVOSky::updateSky().

const S32 NUM_TILES_X = 8 [static]

Definition at line 63 of file llvosky.cpp.

Referenced by LLVOSky::createSkyTexture(), and LLVOSky::initSkyTextureDirs().

const S32 NUM_TILES_Y = 4 [static]

Definition at line 64 of file llvosky.cpp.

const F32 SUN_DISK_INTENSITY = 24.f [static]

Definition at line 71 of file llvosky.cpp.

const F32 SUN_DISK_RADIUS = 0.5f [static]

Definition at line 68 of file llvosky.cpp.

const F32 SUN_INTENSITY = 1e5 [static]

Definition at line 70 of file llvosky.cpp.

Referenced by LLVOSky::LLVOSky().

const LLVector2 TEX00 = LLVector2(0.f, 0.f) [static]

Definition at line 75 of file llvosky.cpp.

const LLVector2 TEX01 = LLVector2(0.f, 1.f) [static]

Definition at line 76 of file llvosky.cpp.

const LLVector2 TEX10 = LLVector2(1.f, 0.f) [static]

Definition at line 77 of file llvosky.cpp.

const LLVector2 TEX11 = LLVector2(1.f, 1.f) [static]

Definition at line 78 of file llvosky.cpp.


Classes
class	LLFastLn
Functions
void	color_pow (LLColor3 &col, const F32 e)
LLColor3	color_norm (const LLColor3 &col)
void	color_gamma_correct (LLColor3 &col)
static LLColor3	componentDiv (LLColor3 const &left, LLColor3 const &right)
static LLColor3	componentMult (LLColor3 const &left, LLColor3 const &right)
static LLColor3	componentExp (LLColor3 const &v)
static LLColor3	componentPow (LLColor3 const &v, F32 exponent)
static LLColor3	componentSaturate (LLColor3 const &v)
static LLColor3	componentSqrt (LLColor3 const &v)
static void	componentMultBy (LLColor3 &left, LLColor3 const &right)
static LLColor3	colorMix (LLColor3 const &left, LLColor3 const &right, F32 amount)
static F32	texture2D (LLPointer< LLImageRaw > const &tex, LLVector2 const &uv)
static LLColor3	smear (F32 val)
BOOL	clip_quad_to_horizon (F32 &t_left, F32 &t_right, LLVector3 v_clipped[4], const LLVector3 v_corner[4], const F32 cos_max_angle)
F32	clip_side_to_horizon (const LLVector3 &V0, const LLVector3 &V1, const F32 cos_max_angle)
F32	dtReflection (const LLVector3 &p, F32 cos_dir_from_top, F32 sin_dir_from_top, F32 diff_angl_dir)
F32	dtClip (const LLVector3 &v0, const LLVector3 &v1, F32 far_clip2)
F32	color_norm_pow (LLColor3 &col, F32 e, BOOL postmultiply)
F32	azimuth (const LLVector3 &v)
Variables
static const S32	NUM_TILES_X = 8
static const S32	NUM_TILES_Y = 4
static const S32	NUM_TILES = NUM_TILES_X * NUM_TILES_Y
static const F32	SUN_DISK_RADIUS = 0.5f
static const F32	MOON_DISK_RADIUS = SUN_DISK_RADIUS * 0.9f
static const F32	SUN_INTENSITY = 1e5
static const F32	SUN_DISK_INTENSITY = 24.f
static const LLVector2	TEX00 = LLVector2(0.f, 0.f)
static const LLVector2	TEX01 = LLVector2(0.f, 1.f)
static const LLVector2	TEX10 = LLVector2(1.f, 0.f)
static const LLVector2	TEX11 = LLVector2(1.f, 1.f)
LLUUID	gSunTextureID = IMG_SUN
LLUUID	gMoonTextureID = IMG_MOON
static LLFastLn	gFastLn