1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
/**
* @file lldrawpoolsky.cpp
* @brief LLDrawPoolSky class implementation
*
* $LicenseInfo:firstyear=2002&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "lldrawpoolsky.h"
#include "imageids.h"
#include "llagent.h"
#include "lldrawable.h"
#include "llface.h"
#include "llsky.h"
#include "llviewercamera.h"
#include "llviewertexturelist.h"
#include "llviewerregion.h"
#include "llvosky.h"
#include "llworld.h" // To get water height
#include "pipeline.h"
#include "llviewershadermgr.h"
LLDrawPoolSky::LLDrawPoolSky()
: LLFacePool(POOL_SKY),
mSkyTex(NULL),
mShader(NULL)
{
}
LLDrawPool *LLDrawPoolSky::instancePool()
{
return new LLDrawPoolSky();
}
void LLDrawPoolSky::prerender()
{
mVertexShaderLevel = LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_ENVIRONMENT);
gSky.mVOSkyp->updateGeometry(gSky.mVOSkyp->mDrawable);
}
void LLDrawPoolSky::render(S32 pass)
{
gGL.flush();
if (mDrawFace.empty())
{
return;
}
// Don't draw the sky box if we can and are rendering the WL sky dome.
if (gPipeline.canUseWindLightShaders())
{
return;
}
// use a shader only underwater
if(mVertexShaderLevel > 0 && LLPipeline::sUnderWaterRender)
{
mShader = &gObjectFullbrightWaterProgram;
mShader->bind();
}
else if (LLGLSLShader::sNoFixedFunction)
{ //just use the UI shader (generic single texture no lighting)
gUIProgram.bind();
}
else
{
// don't use shaders!
if (gGLManager.mHasShaderObjects)
{
// Ironically, we must support shader objects to be
// able to use this call.
LLGLSLShader::bindNoShader();
}
mShader = NULL;
}
LLGLSPipelineSkyBox gls_skybox;
LLGLDepthTest gls_depth(GL_TRUE, GL_FALSE);
LLGLSquashToFarClip far_clip(glh_get_current_projection());
LLGLEnable fog_enable( (mVertexShaderLevel < 1 && LLViewerCamera::getInstance()->cameraUnderWater()) ? GL_FOG : 0);
gPipeline.disableLights();
LLGLDisable clip(GL_CLIP_PLANE0);
glPushMatrix();
LLVector3 origin = LLViewerCamera::getInstance()->getOrigin();
glTranslatef(origin.mV[0], origin.mV[1], origin.mV[2]);
S32 face_count = (S32)mDrawFace.size();
LLVertexBuffer::unbind();
glColor4f(1,1,1,1);
for (S32 i = 0; i < llmin(6, face_count); ++i)
{
renderSkyCubeFace(i);
}
glPopMatrix();
}
void LLDrawPoolSky::renderSkyCubeFace(U8 side)
{
LLFace &face = *mDrawFace[LLVOSky::FACE_SIDE0 + side];
if (!face.getGeomCount())
{
return;
}
llassert(mSkyTex);
mSkyTex[side].bindTexture(TRUE);
face.renderIndexed();
if (LLSkyTex::doInterpolate())
{
LLGLEnable blend(GL_BLEND);
mSkyTex[side].bindTexture(FALSE);
glColor4f(1, 1, 1, LLSkyTex::getInterpVal()); // lighting is disabled
face.renderIndexed();
}
}
void LLDrawPoolSky::endRenderPass( S32 pass )
{
}
|
