MaterialPtr PerformerLoader::traverseGState(NodePtr node, pfGeoState *gstate)
{
FDEBUG(("PerformerLoader::traverseGState: traversing %p\n", gstate));
if(_materials.find(gstate) != _materials.end())
{
FDEBUG(("PfL:traverseGState: found in matmap.\n"));
return _materials[gstate];
}
ChunkMaterialPtr mat = ChunkMaterial::create();
beginEditCP(mat);
uint64_t inherit;
inherit = gstate->getInherit();
static int pcolormode[] = { PFMTL_CMODE_AMBIENT_AND_DIFFUSE,
PFMTL_CMODE_AMBIENT,
PFMTL_CMODE_DIFFUSE,
PFMTL_CMODE_EMISSION,
PFMTL_CMODE_SPECULAR,
PFMTL_CMODE_OFF,
-1
};
static int ocolormode[] = { GL_AMBIENT_AND_DIFFUSE,
GL_AMBIENT,
GL_DIFFUSE,
GL_EMISSION,
GL_SPECULAR,
GL_NONE
};
pair<void *, void*> key;
if((inherit & (PFSTATE_FRONTMTL | PFSTATE_BACKMTL)) !=
(PFSTATE_FRONTMTL | PFSTATE_BACKMTL)
)
{
MaterialChunkPtr matc;
key.first = NULL;
if (!(inherit & PFSTATE_FRONTMTL))
key.first = gstate->getAttr(PFSTATE_FRONTMTL);
key.second = NULL;
if (!(inherit & PFSTATE_BACKMTL))
key.second = gstate->getAttr(PFSTATE_BACKMTL);
if(_chunks.find(key) != _chunks.end())
{
matc = MaterialChunkPtr::dcast(_chunks[key]);
}
else
{
matc = MaterialChunk::create();
beginEditCP(matc);
if (!(inherit & PFSTATE_FRONTMTL))
{
pfMaterial *mat = (pfMaterial*)gstate->getAttr(PFSTATE_FRONTMTL);
float r,g,b,a;
a = mat->getAlpha();
mat->getColor(PFMTL_AMBIENT, &r, &g, &b);
matc->setAmbient(Color4f(r,g,b,0));
mat->getColor(PFMTL_DIFFUSE, &r, &g, &b);
matc->setDiffuse(Color4f(r,g,b,a));
mat->getColor(PFMTL_SPECULAR, &r, &g, &b);
matc->setSpecular(Color4f(r,g,b,0));
mat->getColor(PFMTL_EMISSION, &r, &g, &b);
matc->setEmission(Color4f(r,g,b,0));
matc->setShininess(mat->getShininess());
int cm = mat->getColorMode(PFMTL_FRONT);
UInt32 om = GL_NONE;
for (UInt16 i = 0; pcolormode[i] != -1; ++i)
if(pcolormode[i] == cm)
om = ocolormode[i];
matc->setColorMaterial(om);
}
if (!(inherit & PFSTATE_BACKMTL))
{
pfMaterial *mat = (pfMaterial*)gstate->getAttr(PFSTATE_BACKMTL);
matc->setBackMaterial(true);
float r,g,b,a;
a = mat->getAlpha();
mat->getColor(PFMTL_AMBIENT, &r, &g, &b);
matc->setBackAmbient(Color4f(r,g,b,0));
mat->getColor(PFMTL_DIFFUSE, &r, &g, &b);
matc->setBackDiffuse(Color4f(r,g,b,a));
mat->getColor(PFMTL_SPECULAR, &r, &g, &b);
matc->setBackSpecular(Color4f(r,g,b,0));
mat->getColor(PFMTL_EMISSION, &r, &g, &b);
matc->setBackEmission(Color4f(r,g,b,0));
matc->setBackShininess(mat->getShininess());
int cm = mat->getColorMode(PFMTL_FRONT);
UInt32 om = GL_NONE;
for (UInt16 i = 0; pcolormode[i] != -1; ++i)
if(pcolormode[i] == cm)
om = ocolormode[i];
matc->setBackColorMaterial(om);
}
endEditCP(matc);
}
mat->addChunk(matc);
}
if((inherit & (PFSTATE_TEXTURE | PFSTATE_TEXENV)) !=
(PFSTATE_TEXTURE | PFSTATE_TEXENV)
)
{
TextureChunkPtr texc;
for(int t = 0; t < PF_MAX_TEXTURES; ++t)
{
if(gstate->getMultiAttr(PFSTATE_TEXTURE, t) == NULL)
continue;
key.first = NULL;
if (!(inherit & PFSTATE_TEXTURE) &&
gstate->getMultiAttr(PFSTATE_TEXTURE, t))
key.first = gstate->getMultiAttr(PFSTATE_TEXTURE, t);
key.second = NULL;
if (!(inherit & PFSTATE_TEXENV) &&
gstate->getMultiAttr(PFSTATE_TEXENV, t))
key.second = gstate->getMultiAttr(PFSTATE_TEXENV, t);
if(_chunks.find(key) != _chunks.end())
{
texc = TextureChunkPtr::dcast(_chunks[key]);
}
else
{
texc = TextureChunk::create();
beginEditCP(texc);
if (!(inherit & PFSTATE_TEXTURE))
{
pfTexture *tex =
(pfTexture*)gstate->getMultiAttr(PFSTATE_TEXTURE, t);
unsigned int* pdata;
int pf, w, h, d, type, comp, sides;
UInt32 intformat = 0, extformat = 0;
tex->getImage(&pdata, &comp, &w, &h, &d);
sides = tex->getFormat(PFTEX_CUBE_MAP) ? 6 : 1;
pf = tex->getFormat(PFTEX_IMAGE_FORMAT);
if(pf == 0x7fff)
{
switch(comp)
{
case 1: pf = Image::OSG_L_PF; break;
case 2: pf = Image::OSG_LA_PF; break;
case 3: pf = Image::OSG_RGB_PF; break;
case 4: pf = Image::OSG_RGBA_PF; break;
}
}
switch(tex->getFormat(PFTEX_EXTERNAL_FORMAT))
{
case PFTEX_PACK_8: type = Image::OSG_UINT8_IMAGEDATA;
break;
case PFTEX_PACK_16: type = Image::OSG_UINT16_IMAGEDATA;
break;
default:
type = Image::OSG_UINT8_IMAGEDATA;
FWARNING(("PerformerLoader::traverseGState: "
"Unknown tex format %d!\n",
tex->getFormat(PFTEX_EXTERNAL_FORMAT)));
extformat = tex->getFormat(PFTEX_EXTERNAL_FORMAT);
break;
}
intformat = tex->getFormat(PFTEX_INTERNAL_FORMAT);
ImagePtr img = Image::create();
beginEditCP(img);
img->set(pf, w, h, d, 1, 1, 0, NULL, type, 1, sides);
if(sides == 1)
{
memcpy(img->getData(), pdata, img->getSize());
}
else
{
FWARNING(("PerformerLoader::traverseGState: "
"CubeTex not impl yet!\n"));
}
endEditCP(img);
texc->setImage(img);
texc->setInternalFormat(intformat);
texc->setWrapS(tex->getRepeat(PFTEX_WRAP_S));
texc->setWrapT(tex->getRepeat(PFTEX_WRAP_T));
texc->setWrapR(tex->getRepeat(PFTEX_WRAP_R));
static int ptexfilter[] = { PFTEX_POINT,
PFTEX_LINEAR,
PFTEX_BILINEAR,
PFTEX_TRILINEAR,
PFTEX_QUADLINEAR,
PFTEX_MIPMAP_POINT,
PFTEX_MIPMAP_LINEAR,
PFTEX_MIPMAP_BILINEAR,
PFTEX_MIPMAP_TRILINEAR,
PFTEX_MIPMAP_QUADLINEAR,
-1
};
static int otexfilter[] = { GL_NEAREST,
GL_LINEAR,
GL_LINEAR,
GL_LINEAR,
GL_LINEAR,
GL_NEAREST_MIPMAP_NEAREST,
GL_NEAREST_MIPMAP_LINEAR,
GL_LINEAR_MIPMAP_NEAREST,
GL_LINEAR_MIPMAP_LINEAR,
GL_LINEAR_MIPMAP_LINEAR
};
int ptf = tex->getFilter(PFTEX_MINFILTER);
UInt32 otf = GL_NONE;
for (UInt16 i = 0; ptexfilter[i] != -1; ++i)
if(ptexfilter[i] == ptf)
otf = otexfilter[i];
texc->setMinFilter(otf);
ptf = tex->getFilter(PFTEX_MAGFILTER);
otf = GL_NONE;
for (UInt16 i = 0; ptexfilter[i] != -1; ++i)
if(ptexfilter[i] == ptf)
otf = otexfilter[i];
texc->setMagFilter(otf);
}
if (!(inherit & PFSTATE_TEXENV))
{
pfTexEnv *te =
(pfTexEnv*)gstate->getMultiAttr(PFSTATE_TEXENV, t);
if(te != NULL)
{
texc->setEnvMode(te->getMode());
float r,g,b,a;
te->getBlendColor(&r,&g,&b,&a);
texc->setEnvColor(Color4f(r,g,b,a));
}
}
endEditCP(texc);
}
mat->addChunk(texc);
} // for t
}
/* Unhandled: lightmodel, lights, fog, texgen, texlod, vtxprog, fragprog,
gprogparms, colortable, highlight, lpointstate, shadprog
*/
endEditCP(mat);
_materials[gstate] = mat;
return mat;
}
FBOViewportPtr createSceneFBO(void)
{
//Create Camera Beacon
Matrix CameraMat;
CameraMat.setTranslate(0.0f,0.0f,4.0f);
TransformPtr CameraBeconCore = Transform::create();
beginEditCP(CameraBeconCore, Transform::MatrixFieldMask);
CameraBeconCore->setMatrix(CameraMat);
endEditCP(CameraBeconCore, Transform::MatrixFieldMask);
NodePtr CameraBeconNode = Node::create();
beginEditCP(CameraBeconNode, Node::CoreFieldMask);
CameraBeconNode->setCore(CameraBeconCore);
endEditCP(CameraBeconNode, Node::CoreFieldMask);
//Create Camera
PerspectiveCameraPtr TheCamera = PerspectiveCamera::create();
beginEditCP(TheCamera);
TheCamera->setFov(deg2rad(60.0f));
TheCamera->setAspect(1.0f);
TheCamera->setNear(0.1f);
TheCamera->setFar(100.0f);
TheCamera->setBeacon(CameraBeconNode);
endEditCP(TheCamera);
//Make the Material
BlinnMaterialPtr TheMaterial = BlinnMaterial::create();
beginEditCP(TheMaterial);
TheMaterial->setDiffuse(0.8);
TheMaterial->setColor(Color3f(1.0,1.0,1.0));
TheMaterial->setAmbientColor(Color3f(1.0,1.0,1.0));
TheMaterial->setNumLights(1);
endEditCP(TheMaterial);
// Make Torus Node (creates Torus in background of scene)
NodePtr TorusGeometryNode = makeTorus(.5, 2, 24, 48);
beginEditCP(TorusGeometryNode->getCore());
GeometryPtr::dcast(TorusGeometryNode->getCore())->setMaterial(TheMaterial);
endEditCP(TorusGeometryNode->getCore());
calcVertexNormals(GeometryPtr::dcast(TorusGeometryNode->getCore()));
calcVertexTangents(GeometryPtr::dcast(TorusGeometryNode->getCore()),0,Geometry::TexCoords7FieldId, Geometry::TexCoords6FieldId);
RootTransformCore = Transform::create();
NodePtr TorusTransformNode = Node::create();
beginEditCP(TorusTransformNode, Node::CoreFieldMask);
TorusTransformNode->setCore(RootTransformCore);
TorusTransformNode->addChild(TorusGeometryNode);
endEditCP(TorusTransformNode, Node::CoreFieldMask);
//Create Light Beacon
Matrix LightMat;
LightMat.setTranslate(0.0f,10.0f,1.0f);
TransformPtr LightBeconCore = Transform::create();
beginEditCP(LightBeconCore, Transform::MatrixFieldMask);
LightBeconCore->setMatrix(LightMat);
endEditCP(LightBeconCore, Transform::MatrixFieldMask);
NodePtr LightBeconNode = Node::create();
beginEditCP(LightBeconNode, Node::CoreFieldMask);
LightBeconNode->setCore(LightBeconCore);
endEditCP(LightBeconNode, Node::CoreFieldMask);
//Create Light
TheLight = PointLight::create();
beginEditCP(TheLight);
TheLight->setBeacon(LightBeconNode);
endEditCP(TheLight);
NodePtr LightNode = Node::create();
beginEditCP(LightNode, Node::CoreFieldMask);
LightNode->setCore(TheLight);
LightNode->addChild(TorusTransformNode);
endEditCP(LightNode, Node::CoreFieldMask);
//Create Root
NodePtr TheRoot = Node::create();
beginEditCP(TheRoot);
TheRoot->setCore(Group::create());
TheRoot->addChild(CameraBeconNode);
TheRoot->addChild(LightNode);
TheRoot->addChild(LightBeconNode);
endEditCP(TheRoot);
//Create Background
SolidBackgroundPtr TheBackground = SolidBackground::create();
TheBackground->setColor(Color3f(1.0,0.0,0.0));
//DepthClearBackgroundPtr TheBackground = DepthClearBackground::create();
//Create the Image
ImagePtr TheColorImage = Image::create();
TheColorImage->set(Image::OSG_RGB_PF,2,2,1,1,1,0.0f,0,Image::OSG_FLOAT16_IMAGEDATA);
//Create the texture
TextureChunkPtr TheColorTextureChunk = TextureChunk::create();
beginEditCP(TheColorTextureChunk);
TheColorTextureChunk->setImage(TheColorImage);
TheColorTextureChunk->setMinFilter(GL_NEAREST);
TheColorTextureChunk->setMagFilter(GL_NEAREST);
TheColorTextureChunk->setWrapS(GL_CLAMP_TO_EDGE);
TheColorTextureChunk->setWrapR(GL_CLAMP_TO_EDGE);
TheColorTextureChunk->setScale(false);
TheColorTextureChunk->setNPOTMatrixScale(true);
TheColorTextureChunk->setEnvMode(GL_REPLACE);
TheColorTextureChunk->setInternalFormat(GL_RGB16F);
endEditCP(TheColorTextureChunk);
//Create FBO
FBOViewportPtr TheFBO = FBOViewport::create();
beginEditCP(TheFBO);
TheFBO->setBackground(TheBackground);
TheFBO->setRoot(TheRoot);
TheFBO->setCamera(TheCamera);
TheFBO->setEnabled(true);
TheFBO->getTextures().push_back(TheColorTextureChunk);
TheFBO->setStorageWidth(TheColorTextureChunk->getImage()->getWidth());
TheFBO->setStorageHeight(TheColorTextureChunk->getImage()->getHeight());
TheFBO->setSize(0,0,TheColorTextureChunk->getImage()->getWidth()-1, TheColorTextureChunk->getImage()->getHeight()-1);
endEditCP(TheFBO);
return TheFBO;
}
int main(int argc, char **argv)
{
// OSG init
osgInit(argc,argv);
// Set up Window
TutorialWindowEventProducer = createDefaultWindowEventProducer();
WindowPtr MainWindow = TutorialWindowEventProducer->initWindow();
TutorialWindowEventProducer->setDisplayCallback(display);
TutorialWindowEventProducer->setReshapeCallback(reshape);
TutorialKeyListener TheKeyListener;
TutorialWindowEventProducer->addKeyListener(&TheKeyListener);
// Create the SimpleSceneManager helper
mgr = new SimpleSceneManager;
// Tell the Manager what to manage
mgr->setWindow(MainWindow);
// Make Torus Node (creates Torus in background of scene)
NodePtr TorusGeometryNode = makeTorus(.5, 2, 16, 16);
// Make Main Scene Node and add the Torus
NodePtr scene = osg::Node::create();
beginEditCP(scene, Node::CoreFieldMask | Node::ChildrenFieldMask);
scene->setCore(osg::Group::create());
scene->addChild(TorusGeometryNode);
endEditCP(scene, Node::CoreFieldMask | Node::ChildrenFieldMask);
//Create the Image
Path ImagePath("./Data/TutorialImage.jpg");
ImagePtr TheImage = ImageFileHandler::the().read(ImagePath.string().c_str());
//Create the texture
TextureChunkPtr TheTextureChunk = TextureChunk::create();
beginEditCP(TheTextureChunk);
TheTextureChunk->setImage(TheImage);
TheTextureChunk->setMinFilter(GL_NEAREST);
TheTextureChunk->setMagFilter(GL_NEAREST);
TheTextureChunk->setWrapS(GL_CLAMP_TO_EDGE);
TheTextureChunk->setWrapR(GL_CLAMP_TO_EDGE);
TheTextureChunk->setScale(false);
TheTextureChunk->setNPOTMatrixScale(true);
TheTextureChunk->setEnvMode(GL_REPLACE);
endEditCP(TheTextureChunk);
//Create a Texture Source
TextureSourceTextureFilterPtr TutorialTextureSourceTextureFilter = TextureSourceTextureFilter::create();
beginEditCP(TutorialTextureSourceTextureFilter, TextureSourceTextureFilter::TextureFieldMask);
TutorialTextureSourceTextureFilter->setTexture(TheTextureChunk);
endEditCP(TutorialTextureSourceTextureFilter, TextureSourceTextureFilter::TextureFieldMask);
//Create a Grayscale filter
std::string GrayScaleFragProg = "uniform sampler2D Slot0Texture; void main() { gl_FragColor = vec4(vec3( dot(vec3(0.3,0.59,0.11), texture2D(Slot0Texture,gl_TexCoord[0].st).rgb)), 1.0); }";
//Create a shader Filter
ShaderTextureFilterPtr GrayscaleTextureFilter = ShaderTextureFilter::create();
GrayscaleTextureFilter->attachSource(TutorialTextureSourceTextureFilter, 0, 0);
GrayscaleTextureFilter->setFragmentSource(GrayScaleFragProg);
//Create a Color Mult filter
std::string ColorMultFragProg = "uniform sampler2D Slot0Texture; void main() { gl_FragColor = vec4(vec3(1.0,0.0,0.0) * texture2D(Slot0Texture,gl_TexCoord[0].st).rgb, 1.0); }";
//Create a shader Filter
ShaderTextureFilterPtr ColorMultTextureFilter = ShaderTextureFilter::create();
ColorMultTextureFilter->attachSource(GrayscaleTextureFilter,0,0);
ColorMultTextureFilter->setFragmentSource(ColorMultFragProg);
////Create a Blur filter
//std::string BlurFragProg = "";
//BlurFragProg +=
//"uniform sampler2D Slot0Texture;"
//"void main()"
//"{"
//" vec2 offsets[9];"
//" offsets[0] = vec2(-0.000625,0.00111111111);"
//" offsets[1] = vec2(0.0,0.00111111111);"
//" offsets[2] = vec2(0.000625,0.00111111111);"
//" offsets[3] = vec2(-0.000625,0.0);"
//" offsets[4] = vec2(0.0,0.0);"
//" offsets[5] = vec2(0.0,0.0);"
//" offsets[6] = vec2(-0.000625,-0.00111111111);"
//" offsets[7] = vec2(0.0,-0.00111111111);"
//" offsets[8] = vec2(0.000625,-0.00111111111);"
//" vec4 kernel[9];"
////" kernel[0] = vec4(0.0);"
////" kernel[1] = vec4(0.0);"
////" kernel[2] = vec4(0.0);"
////" kernel[3] = vec4(0.0);"
////" kernel[4] = vec4(1.0);"
////" kernel[5] = vec4(0.0);"
////" kernel[6] = vec4(0.0);"
////" kernel[7] = vec4(0.0);"
////" kernel[8] = vec4(0.0);"
//" kernel[0] = vec4(0.0);"
//" kernel[1] = vec4(0.15);"
//" kernel[2] = vec4(0.0);"
//" kernel[3] = vec4(0.15);"
//" kernel[4] = vec4(0.4);"
//" kernel[5] = vec4(0.15);"
//" kernel[6] = vec4(0.0);"
//" kernel[7] = vec4(0.15);"
//" kernel[8] = vec4(0.0);"
//" vec4 sum = vec4(0.0);"
//" int i;"
//" for(i = 0 ; i < 9 ; i++)"
//" {"
//" sum += kernel[i] * texture2D(Slot0Texture,gl_TexCoord[0].st + offsets[i]);"
//" }"
//" gl_FragColor = sum;"
//"}";
////Create a shader Filter
//ShaderTextureFilterPtr BlurTextureFilter = ShaderTextureFilter::create();
//BlurTextureFilter->attachSource(ColorMultTextureFilter);
//BlurTextureFilter->setFragmentSource(BlurFragProg);
// Create the ImageProcessed Foreground Object
ImageProcessedForegroundPtr TutorialImageProcessedForeground = ImageProcessedForeground::create();
beginEditCP(TutorialImageProcessedForeground, ImageProcessedForeground::FilterFieldMask | ImageProcessedForeground::OutputSlotFieldMask);
TutorialImageProcessedForeground->setFilter(ColorMultTextureFilter);
TutorialImageProcessedForeground->setOutputSlot(0);
endEditCP(TutorialImageProcessedForeground, ImageProcessedForeground::FilterFieldMask | ImageProcessedForeground::OutputSlotFieldMask);
mgr->setRoot(scene);
// Add the ImageProcessed Foreground Object to the Scene
ViewportPtr TutorialViewport = mgr->getWindow()->getPort(0);
beginEditCP(TutorialViewport, Viewport::ForegroundsFieldMask);
TutorialViewport->getForegrounds().push_back(TutorialImageProcessedForeground);
beginEditCP(TutorialViewport, Viewport::ForegroundsFieldMask);
// Show the whole Scene
mgr->showAll();
//Open Window
Vec2f WinSize(TutorialWindowEventProducer->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindowEventProducer->getDesktopSize() - WinSize) *0.5);
TutorialWindowEventProducer->openWindow(WinPos,
WinSize,
"02SimpleImagePipeline");
//Enter main Loop
TutorialWindowEventProducer->mainLoop();
osgExit();
return 0;
}
