Material* Material::MaterialFactory(MObject &set) {
MObject shaderNode = findShader(set);
if (shaderNode == MObject::kNullObj) return NULL;
MFnDependencyNode depNode(shaderNode);
if (depNode.typeName() == "blinn") {
return new Uber(depNode);
} else if (depNode.typeName() == "lambert") {
return new Plastic(depNode);
} else if (depNode.typeName() == "anisotropic") {
// need to find a better material
} else if (depNode.typeName() == "phong") {
return new PhongMat(depNode);
} else {
return new Uber(depNode);
}
return NULL;
}
bool DX11ViewportRenderer::drawSurface( const MDagPath &dagPath, bool active, bool templated)
{
bool drewSurface = false;
if ( !dagPath.hasFn( MFn::kMesh ))
{
MMatrix matrix = dagPath.inclusiveMatrix();
MFnDagNode dagNode(dagPath);
MBoundingBox box = dagNode.boundingBox();
float color[3] = {0.6f, 0.3f, 0.0f};
if (active)
{
color[0] = 1.0f;
color[1] = 1.0f;
color[2] = 1.0f;
}
else if (templated)
{
color[0] = 1.0f;
color[1] = 0.686f;
color[2] = 0.686f;
}
drawBounds( matrix, box, color);
return true;
}
if ( dagPath.hasFn( MFn::kMesh ))
{
MMatrix matrix = dagPath.inclusiveMatrix();
MFnDagNode dagNode(dagPath);
// Look for any hardware shaders which can draw D3D first.
//
bool drewWithHwShader = false;
{
MFnMesh fnMesh(dagPath);
MObjectArray sets;
MObjectArray comps;
unsigned int instanceNum = dagPath.instanceNumber();
if (!fnMesh.getConnectedSetsAndMembers(instanceNum, sets, comps, true))
MGlobal::displayError("ERROR : MFnMesh::getConnectedSetsAndMembers");
for ( unsigned i=0; i<sets.length(); i++ )
{
MObject set = sets[i];
MObject comp = comps[i];
MStatus status;
MFnSet fnSet( set, &status );
if (status == MS::kFailure) {
MGlobal::displayError("ERROR: MFnSet::MFnSet");
continue;
}
MObject shaderNode = findShader(set);
if (shaderNode != MObject::kNullObj)
{
MPxHardwareShader * hwShader =
MPxHardwareShader::getHardwareShaderPtr( shaderNode );
if (hwShader)
{
const MRenderProfile & profile = hwShader->profile();
if (profile.hasRenderer( MRenderProfile::kMayaD3D))
{
// Render a Maya D3D hw shader here....
//printf("Found a D3D hw shader\n");
//drewWithHwShader = true;
}
}
}
}
}
// Get the geometry buffers for this bad boy and render them
D3DGeometry* Geometry = m_resourceManager.getGeometry( dagPath, m_pD3DDevice);
if( Geometry)
{
// Transform from object to world space
//
XMMATRIX objectToWorld = XMMATRIX
(
(float)matrix.matrix[0][0], (float)matrix.matrix[0][1], (float)matrix.matrix[0][2], (float)matrix.matrix[0][3],
(float)matrix.matrix[1][0], (float)matrix.matrix[1][1], (float)matrix.matrix[1][2], (float)matrix.matrix[1][3],
(float)matrix.matrix[2][0], (float)matrix.matrix[2][1], (float)matrix.matrix[2][2], (float)matrix.matrix[2][3],
(float)matrix.matrix[3][0], (float)matrix.matrix[3][1], (float)matrix.matrix[3][2], (float)matrix.matrix[3][3]
);
FixedFunctionConstants cb;
if (!drewWithHwShader)
{
// Get material properties for shader associated with mesh
//
// 1. Try to draw with the sample internal programmable shader
bool drewGeometryWithShader = false;
// 2. Draw with fixed function shader
if (!drewGeometryWithShader)
{
// Set up a default material, just in case there is none.
//
float diffuse[3];
if (active)
{
if (templated)
{
m_pD3DDeviceCtx->RSSetState( m_pWireframeRS );
diffuse[0] = 1.0f; diffuse[1] = 0.686f; diffuse[2] = 0.686f;
}
else
{
m_pD3DDeviceCtx->RSSetState( m_pNormalRS );
diffuse[0] = 0.6f; diffuse[1] = 0.6f; diffuse[2] = 0.6f;
}
}
else
{
if (templated)
{
m_pD3DDeviceCtx->RSSetState( m_pWireframeRS );
diffuse[0] = 1.0f; diffuse[1] = 0.686f; diffuse[2] = 0.686f;
}
else
{
m_pD3DDeviceCtx->RSSetState( m_pNormalRS );
diffuse[0] = 0.5f; diffuse[1] = 0.5f; diffuse[2] = 0.5f;
}
}
// Set constant buffer
XMVECTOR det;
cb.wvIT = XMMatrixInverse( &det, objectToWorld * m_currentViewMatrix );
cb.wvp = XMMatrixTranspose( objectToWorld * m_currentViewMatrix * m_currentProjectionMatrix );
cb.wv = XMMatrixTranspose( objectToWorld * m_currentViewMatrix );
cb.lightDir = XMFLOAT4( 0.0f, 0.0f, 1.0f, 0.0f );
cb.lightColor = XMFLOAT4( 1.0f, 1.0f, 1.0f, 0.0f );
cb.ambientLight = XMFLOAT4( 0.2f, 0.2f, 0.2f, 0.0f );
cb.diffuseMaterial = XMFLOAT4( diffuse[0], diffuse[1], diffuse[2], 0.0f );
cb.specularColor = XMFLOAT4( 0.2f, 0.2f, 0.2f, 0.0f );
cb.diffuseCoeff = 1.0f;
cb.shininess = 16.0f;
cb.transparency = 1.0f;
m_pD3DDeviceCtx->UpdateSubresource( m_pFixedFunctionConstantBuffer, 0, NULL, &cb, 0, 0 );
// get shader
SurfaceEffectItemList::const_iterator it = m_resourceManager.getSurfaceEffectItemList().find( "Maya_fixedFunction" );
if ( it == m_resourceManager.getSurfaceEffectItemList().end() )
return false;
const SurfaceEffectItem* sei = it->second;
// bind shaders
m_pD3DDeviceCtx->VSSetShader( sei->fVertexShader, NULL, 0 );
m_pD3DDeviceCtx->VSSetConstantBuffers( 0, 1, &m_pFixedFunctionConstantBuffer );
m_pD3DDeviceCtx->IASetInputLayout( sei->fInputLayout );
m_pD3DDeviceCtx->PSSetShader( sei->fPixelShader, NULL, 0 );
m_pD3DDeviceCtx->PSSetConstantBuffers( 0, 1, &m_pFixedFunctionConstantBuffer );
Geometry->Render( m_pD3DDeviceCtx );
drewSurface = true;
}
}
// Draw wireframe on top
//
if ( drewSurface && active )
{
bool drawActiveWithBounds = false;
if (drawActiveWithBounds)
{
MBoundingBox box = dagNode.boundingBox();
float color[3] = {1.0f, 1.0f, 1.0f};
drawBounds( matrix, box, color );
}
else
{
cb.lightColor = XMFLOAT4( 0.0f, 0.0f, 0.0f, 0.0f );
cb.ambientLight = XMFLOAT4( 1.0f, 1.0f, 1.0f, 0.0f );
cb.diffuseMaterial = XMFLOAT4( 1.0f, 1.0f, 1.0f, 0.0f );
cb.specularColor = XMFLOAT4( 0.0f, 0.0f, 0.0f, 0.0f );
m_pD3DDeviceCtx->UpdateSubresource( m_pFixedFunctionConstantBuffer, 0, NULL, &cb, 0, 0 );
m_pD3DDeviceCtx->RSSetState( m_pWireframeRS );
Geometry->Render( m_pD3DDeviceCtx );
}
}
} // If Geometry
}
return drewSurface;
}
MStatus findTexturesPerPolygon::doIt( const MArgList& )
//
// Description:
// Find the texture files that apply to the color of each polygon of
// a selected shape if the shape has its polygons organized into sets.
//
{
// Get the selection and choose the first path on the selection list.
//
MStatus status;
MDagPath path;
MObject cmp;
MSelectionList slist;
MGlobal::getActiveSelectionList(slist);
slist.getDagPath(0, path, cmp);
// Have to make the path include the shape below it so that
// we can determine if the underlying shape node is instanced.
// By default, dag paths only include transform nodes.
//
path.extendToShape();
// If the shape is instanced then we need to determine which
// instance this path refers to.
//
int instanceNum = 0;
if (path.isInstanced())
instanceNum = path.instanceNumber();
// Get a list of all sets pertaining to the selected shape and the
// members of those sets.
//
MFnMesh fnMesh(path);
MObjectArray sets;
MObjectArray comps;
if (!fnMesh.getConnectedSetsAndMembers(instanceNum, sets, comps, true))
cerr << "ERROR: MFnMesh::getConnectedSetsAndMembers\n";
// Loop through all the sets. If the set is a polygonal set, find the
// shader attached to the and print out the texture file name for the
// set along with the polygons in the set.
//
for ( unsigned i=0; i<sets.length(); i++ ) {
MObject set = sets[i];
MObject comp = comps[i];
MFnSet fnSet( set, &status );
if (status == MS::kFailure) {
cerr << "ERROR: MFnSet::MFnSet\n";
continue;
}
// Make sure the set is a polygonal set. If not, continue.
MItMeshPolygon piter(path, comp, &status);
if ((status == MS::kFailure) || comp.isNull())
continue;
// Find the texture that is applied to this set. First, get the
// shading node connected to the set. Then, if there is an input
// attribute called "color", search upstream from it for a texture
// file node.
//
MObject shaderNode = findShader(set);
if (shaderNode == MObject::kNullObj)
continue;
MPlug colorPlug = MFnDependencyNode(shaderNode).findPlug("color", &status);
if (status == MS::kFailure)
continue;
MItDependencyGraph dgIt(colorPlug, MFn::kFileTexture,
MItDependencyGraph::kUpstream,
MItDependencyGraph::kBreadthFirst,
MItDependencyGraph::kNodeLevel,
&status);
if (status == MS::kFailure)
continue;
dgIt.disablePruningOnFilter();
// If no texture file node was found, just continue.
//
if (dgIt.isDone())
continue;
// Print out the texture node name and texture file that it references.
//
MObject textureNode = dgIt.thisNode();
MPlug filenamePlug = MFnDependencyNode(textureNode).findPlug("fileTextureName");
MString textureName;
filenamePlug.getValue(textureName);
cerr << "Set: " << fnSet.name() << endl;
cerr << "Texture Node Name: " << MFnDependencyNode(textureNode).name() << endl;
cerr << "Texture File Name: " << textureName.asChar() << endl;
// Print out the set of polygons that are contained in the current set.
//
for ( ; !piter.isDone(); piter.next() )
cerr << " poly component: " << piter.index() << endl;
}
return MS::kSuccess;
}
MStatus parseShader(MObject &src, SXRShaderData& d)
{
MStatus status;
MFnSet fnSet( src, &status );
if (status == MStatus::kFailure) {
status.perror("Unable to lookup shader from set of shaders for object");
return status;
}
MObject shaderNode = findShader(src,d);
if (shaderNode == MObject::kNullObj)
return (MStatus::kFailure);
MPlug colorPlug = MFnDependencyNode(shaderNode).findPlug("color", &status);
if (status == MStatus::kFailure)
return (status);
MItDependencyGraph dgIt(colorPlug, MFn::kFileTexture,
MItDependencyGraph::kUpstream,
MItDependencyGraph::kBreadthFirst,
MItDependencyGraph::kNodeLevel,
&status);
if (status == MStatus::kFailure)
return (status);
dgIt.disablePruningOnFilter();
// If no texture file node was found, just continue.
//
if (dgIt.isDone()) {
// cout << "no textures found for " << colorPlug.name() << "\n";
return (MStatus::kSuccess);
}
// Print out the texture node name and texture file that it references.
//
MObject textureNode = dgIt.thisNode();
MPlug filenamePlug = MFnDependencyNode(textureNode).findPlug("fileTextureName");
MString textureName;
filenamePlug.getValue(textureName);
MStringArray rgFolders;
if (strchr (textureName.asChar(), '\\'))
{
textureName.split ('\\', rgFolders);
} else {
textureName.split ('/', rgFolders);
}
d.tex_name = rgFolders[rgFolders.length() -1];
// cout << "Found texture file: '" << filename.asChar() << "'\n";
short index;
//double side flag
MPlug xrDoubleSidePlug= MFnDependencyNode(shaderNode).findPlug("xrayDoubleSide", &status);
if (status == MS::kSuccess)
{
MFnEnumAttribute enm = xrDoubleSidePlug.attribute();
if ((status == MS::kSuccess)&&(MS::kSuccess==xrDoubleSidePlug.getValue(index)))
d.double_side = index;
}
//engine
MPlug xrEnginePlug= MFnDependencyNode(shaderNode).findPlug("xrayEngineShader", &status);
if (status == MS::kSuccess)
{
MFnEnumAttribute enm = xrEnginePlug.attribute();
if ((status == MS::kSuccess)&&(MS::kSuccess==xrEnginePlug.getValue(index)))
d.eng_name = enm.fieldName(index);
}
//compiler
MPlug xrCompilerPlug = MFnDependencyNode(shaderNode).findPlug("xrayCompilerShader", &status);
if (status == MS::kSuccess)
{
MFnEnumAttribute enm = xrCompilerPlug.attribute();
if ((status == MS::kSuccess)&&(MS::kSuccess==xrCompilerPlug.getValue(index)))
d.comp_name = enm.fieldName(index);
}
//game material
MPlug xrGameMaterialPlug = MFnDependencyNode(shaderNode).findPlug("xrayGameMaterial", &status);
if (status == MS::kSuccess)
{
MFnEnumAttribute enm = xrGameMaterialPlug.attribute();
if ((status == MS::kSuccess)&&(MS::kSuccess==xrGameMaterialPlug.getValue(index)))
d.gmat_name = enm.fieldName(index);
}
return (MStatus::kSuccess);
}
