183 lines
3.5 KiB
C++
183 lines
3.5 KiB
C++
/**
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* @file lldrawpoolsky.cpp
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* @brief LLDrawPoolSky class implementation
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*
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* Copyright (c) 2002-$CurrentYear$, Linden Research, Inc.
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* $License$
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*/
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#include "llviewerprecompiledheaders.h"
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#include "lldrawpoolsky.h"
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#include "imageids.h"
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#include "llagent.h"
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#include "lldrawable.h"
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#include "llface.h"
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#include "llsky.h"
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#include "llviewercamera.h"
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#include "llviewerimagelist.h"
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#include "llviewerregion.h"
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#include "llviewerwindow.h"
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#include "llvosky.h"
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#include "llworld.h" // To get water height
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#include "pipeline.h"
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LLDrawPoolSky::LLDrawPoolSky() :
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LLFacePool(POOL_SKY)
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{
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}
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LLDrawPool *LLDrawPoolSky::instancePool()
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{
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return new LLDrawPoolSky();
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}
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void LLDrawPoolSky::prerender()
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{
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mVertexShaderLevel = gPipeline.getVertexShaderLevel(LLPipeline::SHADER_ENVIRONMENT);
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}
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void LLDrawPoolSky::render(S32 pass)
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{
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if (mDrawFace.empty())
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{
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return;
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}
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LLVOSky *voskyp = gSky.mVOSkyp;
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LLGLSPipelineSkyBox gls_skybox;
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LLGLDepthTest gls_depth(GL_FALSE, GL_FALSE);
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if (gCamera->getOrigin().mV[VZ] < gAgent.getRegion()->getWaterHeight())
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//gWorldPointer->getWaterHeight())
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{
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//gGLSFog.set();
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}
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gPipeline.disableLights();
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glMatrixMode( GL_PROJECTION );
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glPushMatrix();
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//gViewerWindow->setup3DRender();
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glMatrixMode(GL_MODELVIEW);
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glPushMatrix();
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LLVector3 origin = gCamera->getOrigin();
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glTranslatef(origin.mV[0], origin.mV[1], origin.mV[2]);
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glEnableClientState(GL_VERTEX_ARRAY);
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glEnableClientState(GL_TEXTURE_COORD_ARRAY);
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glDisableClientState(GL_NORMAL_ARRAY);
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S32 face_count = (S32)mDrawFace.size();
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for (S32 i = 0; i < llmin(6, face_count); ++i)
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{
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renderSkyCubeFace(i);
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}
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LLFace *hbfaces[3];
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hbfaces[0] = NULL;
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hbfaces[1] = NULL;
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hbfaces[2] = NULL;
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for (S32 curr_face = 0; curr_face < face_count; curr_face++)
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{
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LLFace* facep = mDrawFace[curr_face];
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if (voskyp->isSameFace(LLVOSky::FACE_SUN, facep))
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{
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hbfaces[0] = facep;
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}
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if (voskyp->isSameFace(LLVOSky::FACE_MOON, facep))
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{
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hbfaces[1] = facep;
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}
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if (voskyp->isSameFace(LLVOSky::FACE_BLOOM, facep))
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{
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hbfaces[2] = facep;
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}
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}
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LLGLEnable blend(GL_BLEND);
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if (hbfaces[2])
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{
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renderSunHalo(hbfaces[2]);
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}
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if (hbfaces[0])
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{
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renderHeavenlyBody(0, hbfaces[0]);
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}
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if (hbfaces[1])
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{
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renderHeavenlyBody(1, hbfaces[1]);
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}
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glMatrixMode( GL_PROJECTION );
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glPopMatrix();
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glMatrixMode( GL_MODELVIEW );
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glPopMatrix();
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}
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void LLDrawPoolSky::renderSkyCubeFace(U8 side)
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{
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LLFace &face = *mDrawFace[LLVOSky::FACE_SIDE0 + side];
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if (!face.getGeomCount())
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{
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return;
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}
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mSkyTex[side].bindTexture(TRUE);
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face.renderIndexed();
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if (LLSkyTex::doInterpolate())
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{
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LLGLEnable blend(GL_BLEND);
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mSkyTex[side].bindTexture(FALSE);
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glColor4f(1, 1, 1, LLSkyTex::getInterpVal()); // lighting is disabled
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face.renderIndexed();
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}
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mIndicesDrawn += face.getIndicesCount();
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}
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void LLDrawPoolSky::renderHeavenlyBody(U8 hb, LLFace* face)
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{
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if ( !mHB[hb]->getDraw() ) return;
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if (! face->getGeomCount()) return;
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LLImageGL* tex = face->getTexture();
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tex->bind();
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LLColor4 color(mHB[hb]->getInterpColor());
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LLOverrideFaceColor override(this, color);
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face->renderIndexed();
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mIndicesDrawn += face->getIndicesCount();
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}
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void LLDrawPoolSky::renderSunHalo(LLFace* face)
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{
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if (! mHB[0]->getDraw()) return;
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if (! face->getGeomCount()) return;
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LLImageGL* tex = face->getTexture();
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tex->bind();
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LLColor4 color(mHB[0]->getInterpColor());
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color.mV[3] = llclamp(mHB[0]->getHaloBrighness(), 0.f, 1.f);
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LLOverrideFaceColor override(this, color);
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face->renderIndexed();
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mIndicesDrawn += face->getIndicesCount();
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}
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void LLDrawPoolSky::renderForSelect()
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{
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}
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