void BaseShapeUI::getDrawRequests( const MDrawInfo & info, bool objectAndActiveOnly, MDrawRequestQueue & requests ) {
MStatus status;
MDrawData data;
BaseShape *shape = (BaseShape *) surfaceShape();
MDrawRequest request = info.getPrototype(*this);
M3dView view = info.view();
getDrawData(shape, data);
request.setDrawData(data);
MDagPath path = request.multiPath();
MMaterial material = MPxSurfaceShapeUI::material(path);
if (!(status = material.evaluateMaterial(view, path)))
status.perror("MMaterial::evaluateMaterial");
if (!(status = material.evaluateDiffuse()))
status.perror("MMaterial::evaluateDiffuse");
request.setMaterial(material);
request.setToken(info.displayStyle());
requests.add(request);
}
void MFixedRenderer::drawOpaques(MSubMesh * subMesh, MArmature * armature)
{
M_PROFILE_SCOPE(MFixedRenderer::drawOpaques);
// data
MVector3 * vertices = subMesh->getVertices();
MVector3 * normals = subMesh->getNormals();
MColor * colors = subMesh->getColors();
if(! vertices)
return;
MSkinData * skinData = subMesh->getSkinData();
if(armature && skinData)
{
unsigned int verticesSize = subMesh->getVerticesSize();
unsigned int normalsSize = subMesh->getNormalsSize();
MVector3 * skinVertices = getVertices(verticesSize);
MVector3 * skinNormals = getNormals(normalsSize);
computeSkinning(armature, skinData, vertices, normals, NULL, skinVertices, skinNormals, NULL);
subMesh->getBoundingBox()->initFromPoints(skinVertices, verticesSize);
vertices = skinVertices;
normals = skinNormals;
}
unsigned int i;
unsigned int displayNumber = subMesh->getDisplaysNumber();
for(i=0; i<displayNumber; i++)
{
MDisplay * display = subMesh->getDisplay(i);
if(! display->isVisible())
continue;
MMaterial * material = display->getMaterial();
if(material)
{
if(material->getBlendMode() == M_BLENDING_NONE)
drawDisplay(subMesh, display, vertices, normals, colors);
}
}
}
void animateMaterials(MMesh * mesh, MMaterialsAnim * materialsAnim, float t)
{
M_PROFILE_SCOPE(animateMaterials);
MMaterialAnim * matAnim = materialsAnim->getMaterialsAnim();
float opacity;
float shininess;
float customValue;
MVector3 diffuse;
MVector3 specular;
MVector3 emit;
MVector3 customColor;
unsigned int m;
unsigned int mSize = materialsAnim->getMaterialsAnimNumber();
for (m = 0; m < mSize; m++)
{
MMaterial * material = mesh->getMaterial(m);
// opacity
if(animateFloat(matAnim->getOpacityKeys(), matAnim->getOpacityKeysNumber(), t, &opacity))
material->setOpacity(opacity);
// shininess
if(animateFloat(matAnim->getShininessKeys(), matAnim->getShininessKeysNumber(), t, &shininess))
material->setShininess(shininess);
// customValue
if(animateFloat(matAnim->getCustomValueKeys(), matAnim->getCustomValueKeysNumber(), t, &customValue))
material->setCustomValue(customValue);
// diffuse
if(animateVector3(matAnim->getDiffuseKeys(), matAnim->getDiffuseKeysNumber(), t, &diffuse))
material->setDiffuse(diffuse);
// specular
if(animateVector3(matAnim->getSpecularKeys(), matAnim->getSpecularKeysNumber(), t, &specular))
material->setSpecular(specular);
// emit
if(animateVector3(matAnim->getEmitKeys(), matAnim->getEmitKeysNumber(), t, &emit))
material->setEmit(emit);
// customColor
if(animateVector3(matAnim->getCustomColorKeys(), matAnim->getCustomColorKeysNumber(), t, &customColor))
material->setCustomColor(customColor);
matAnim++;
}
}
void BaseShapeUI::draw( const MDrawRequest & request, M3dView & view ) const {
if (s_drawData.failure)
return;
MStatus status;
view.beginGL();
if (!s_drawData.initialized)
initializeDraw();
BaseShape *shape = (BaseShape *) surfaceShape();
Model::Base base(MFnDagNode(shape->thisMObject()).parent(0, &status));
if (!status) {
status.perror("MFnDagNode::parent");
return;
}
//MDagPath path = request.multiPath();
MMaterial material = request.material();
MColor color, borderColor;
if (!(status = material.getDiffuse(color))) {
status.perror("MMaterial::getDiffuse");
return;
}
bool wireframe = (M3dView::DisplayStyle) request.token() == M3dView::kWireFrame;
if (wireframe) {
glPushAttrib(GL_POLYGON_BIT);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
}
glUseProgram(s_drawData.program);
switch (request.displayStatus())
{
case M3dView::kLead :
borderColor = view.colorAtIndex( LEAD_COLOR);
//glUniform1f(s_drawData.border_uniform, 1.0f);
s_drawData.updateBorderUniform(1.0f);
//glUniform3f(s_drawData.borderColor_uniform, borderColor.r, borderColor.g, borderColor.b);
s_drawData.updateBorderColorUniform(borderColor.r, borderColor.g, borderColor.b);
break;
case M3dView::kActive :
borderColor = view.colorAtIndex( ACTIVE_COLOR);
//glUniform1f(s_drawData.border_uniform, 1.0f);
s_drawData.updateBorderUniform(1.0f);
//glUniform3f(s_drawData.borderColor_uniform, borderColor.r, borderColor.g, borderColor.b);
s_drawData.updateBorderColorUniform(borderColor.r, borderColor.g, borderColor.b);
break;
case M3dView::kActiveAffected :
borderColor = view.colorAtIndex( ACTIVE_AFFECTED_COLOR);
//glUniform1f(s_drawData.border_uniform, 0.0f);
s_drawData.updateBorderUniform(0.0f);
break;
case M3dView::kDormant :
borderColor = view.colorAtIndex( DORMANT_COLOR, M3dView::kDormantColors);
//glUniform1f(s_drawData.border_uniform, 0.0f);
s_drawData.updateBorderUniform(0.0f);
break;
case M3dView::kHilite :
borderColor = view.colorAtIndex( HILITE_COLOR);
//glUniform1f(s_drawData.border_uniform, 1.0f);
s_drawData.updateBorderUniform(1.0f);
//glUniform3f(s_drawData.borderColor_uniform, borderColor.r, borderColor.g, borderColor.b);
s_drawData.updateBorderColorUniform(borderColor.r, borderColor.g, borderColor.b);
break;
}
//glUniform3f(s_drawData.color_uniform, color.r, color.g, color.b);
s_drawData.updateColorUniform(color.r, color.g, color.b);
glCallList(s_drawData.display_list);
if (wireframe)
glPopAttrib();
view.endGL();
}
// Mesh bin export
bool exportMeshBin(const char * filename, MMesh * mesh)
{
int version = 2;
char rep[256];
bool state;
// create file
MFile * file = M_fopen(filename, "wb");
if(! file)
{
printf("Error : can't create file %s\n", filename);
return false;
}
// get file directory
getRepertory(rep, filename);
// header
M_fwrite(M_MESH_HEADER, sizeof(char), 8, file);
// version
M_fwrite(&version, sizeof(int), 1, file);
// Animation
{
// anim refs
MArmatureAnimRef * armatureAnimRef = mesh->getArmatureAnimRef();
MTexturesAnimRef * texturesAnimRef = mesh->getTexturesAnimRef();
MMaterialsAnimRef * materialsAnimRef = mesh->getMaterialsAnimRef();
// armature anim ref
writeDataRef(file, armatureAnimRef, rep);
// textures anim ref
writeDataRef(file, texturesAnimRef, rep);
// materials anim ref
writeDataRef(file, materialsAnimRef, rep);
// anims ranges
unsigned int animsRangesNumber = mesh->getAnimsRangesNumber();
MAnimRange * animsRanges = mesh->getAnimsRanges();
M_fwrite(&animsRangesNumber, sizeof(int), 1, file);
if(animsRangesNumber > 0)
M_fwrite(animsRanges, sizeof(MAnimRange), animsRangesNumber, file);
}
// Textures
{
unsigned int t, texturesNumber = mesh->getTexturesNumber();
M_fwrite(&texturesNumber, sizeof(int), 1, file);
for(t=0; t<texturesNumber; t++)
{
MTexture * texture = mesh->getTexture(t);
MTextureRef * textureRef = texture->getTextureRef();
M_TEX_GEN_MODES genMode = texture->getGenMode();
M_WRAP_MODES UWrapMode = texture->getUWrapMode();
M_WRAP_MODES VWrapMode = texture->getVWrapMode();
MVector2 texTranslate = texture->getTexTranslate();
MVector2 texScale = texture->getTexScale();
float texRotate = texture->getTexRotate();
// texture ref
writeDataRef(file, textureRef, rep);
if(textureRef)
{
bool mipmap = textureRef->isMipmapEnabled();
M_fwrite(&mipmap, sizeof(bool), 1, file);
}
// data
M_fwrite(&genMode, sizeof(M_TEX_GEN_MODES), 1, file);
M_fwrite(&UWrapMode, sizeof(M_WRAP_MODES), 1, file);
M_fwrite(&VWrapMode, sizeof(M_WRAP_MODES), 1, file);
M_fwrite(&texTranslate, sizeof(MVector2), 1, file);
M_fwrite(&texScale, sizeof(MVector2), 1, file);
M_fwrite(&texRotate, sizeof(float), 1, file);
}
}
// Materials
{
unsigned int m, materialsNumber = mesh->getMaterialsNumber();
M_fwrite(&materialsNumber, sizeof(int), 1, file);
for(m=0; m<materialsNumber; m++)
{
MMaterial * material = mesh->getMaterial(m);
int type = material->getType();
float opacity = material->getOpacity();
float shininess = material->getShininess();
float customValue = material->getCustomValue();
M_BLENDING_MODES blendMode = material->getBlendMode();
MVector3 emit = material->getEmit();
MVector3 diffuse = material->getDiffuse();
MVector3 specular = material->getSpecular();
MVector3 customColor = material->getCustomColor();
MFXRef * FXRef = material->getFXRef();
MFXRef * ZFXRef = material->getZFXRef();
// FX ref
state = FXRef != NULL;
M_fwrite(&state, sizeof(bool), 1, file);
if(FXRef)
{
MShaderRef * vertShadRef = FXRef->getVertexShaderRef();
MShaderRef * pixShadRef = FXRef->getPixelShaderRef();
writeDataRef(file, vertShadRef, rep);
writeDataRef(file, pixShadRef, rep);
}
// Z FX ref
state = ZFXRef != NULL;
M_fwrite(&state, sizeof(bool), 1, file);
if(ZFXRef)
{
MShaderRef * vertShadRef = ZFXRef->getVertexShaderRef();
MShaderRef * pixShadRef = ZFXRef->getPixelShaderRef();
writeDataRef(file, vertShadRef, rep);
writeDataRef(file, pixShadRef, rep);
}
// data
M_fwrite(&type, sizeof(int), 1, file);
M_fwrite(&opacity, sizeof(float), 1, file);
M_fwrite(&shininess, sizeof(float), 1, file);
M_fwrite(&customValue, sizeof(float), 1, file);
M_fwrite(&blendMode, sizeof(M_BLENDING_MODES), 1, file);
M_fwrite(&emit, sizeof(MVector3), 1, file);
M_fwrite(&diffuse, sizeof(MVector3), 1, file);
M_fwrite(&specular, sizeof(MVector3), 1, file);
M_fwrite(&customColor, sizeof(MVector3), 1, file);
// textures pass
unsigned int t, texturesPassNumber = material->getTexturesPassNumber();
M_fwrite(&texturesPassNumber, sizeof(int), 1, file);
for(t=0; t<texturesPassNumber; t++)
{
MTexturePass * texturePass = material->getTexturePass(t);
MTexture * texture = texturePass->getTexture();
unsigned int mapChannel = texturePass->getMapChannel();
M_TEX_COMBINE_MODES combineMode = texturePass->getCombineMode();
// texture id
int textureId = getTextureId(mesh, texture);
M_fwrite(&textureId, sizeof(int), 1, file);
// data
M_fwrite(&mapChannel, sizeof(int), 1, file);
M_fwrite(&combineMode, sizeof(M_TEX_COMBINE_MODES), 1, file);
}
}
}
// Bones
{
MArmature * armature = mesh->getArmature();
state = armature != NULL;
M_fwrite(&state, sizeof(bool), 1, file);
if(armature)
{
unsigned int b, bonesNumber = armature->getBonesNumber();
M_fwrite(&bonesNumber, sizeof(int), 1, file);
for(b=0; b<bonesNumber; b++)
{
MOBone * bone = armature->getBone(b);
MObject3d * parent = bone->getParent();
MVector3 position = bone->getPosition();
MVector3 scale = bone->getScale();
MQuaternion rotation = bone->getRotation();
// name
writeString(file, bone->getName());
// parent id
int parentId = -1;
if(parent)
{
unsigned int id;
if(armature->getBoneId(parent->getName(), &id))
parentId = (int)id;
}
M_fwrite(&parentId, sizeof(int), 1, file);
// position / rotation / scale
M_fwrite(&position, sizeof(MVector3), 1, file);
M_fwrite(&rotation, sizeof(MQuaternion), 1, file);
M_fwrite(&scale, sizeof(MVector3), 1, file);
}
}
}
// BoundingBox
{
MBox3d * box = mesh->getBoundingBox();
M_fwrite(box, sizeof(MBox3d), 1, file);
}
// SubMeshs
{
unsigned int s, subMeshsNumber = mesh->getSubMeshsNumber();
MSubMesh * subMeshs = mesh->getSubMeshs();
M_fwrite(&subMeshsNumber, sizeof(int), 1, file);
for(s=0; s<subMeshsNumber; s++)
{
MSubMesh * subMesh = &(subMeshs[s]);
unsigned int indicesSize = subMesh->getIndicesSize();
unsigned int verticesSize = subMesh->getVerticesSize();
unsigned int normalsSize = subMesh->getNormalsSize();
unsigned int tangentsSize = subMesh->getTangentsSize();
unsigned int texCoordsSize = subMesh->getTexCoordsSize();
unsigned int colorsSize = subMesh->getColorsSize();
M_TYPES indicesType = subMesh->getIndicesType();
void * indices = subMesh->getIndices();
MColor * colors = subMesh->getColors();
MVector3 * vertices = subMesh->getVertices();
MVector3 * normals = subMesh->getNormals();
MVector3 * tangents = subMesh->getTangents();
MVector2 * texCoords = subMesh->getTexCoords();
MBox3d * box = subMesh->getBoundingBox();
MSkinData * skin = subMesh->getSkinData();
map<unsigned int, unsigned int> * mapChannelOffsets = subMesh->getMapChannelOffsets();
// BoundingBox
M_fwrite(box, sizeof(MBox3d), 1, file);
// indices
M_fwrite(&indicesSize, sizeof(int), 1, file);
if(indicesSize > 0)
{
// indice type
M_fwrite(&indicesType, sizeof(M_TYPES), 1, file);
switch(indicesType)
{
case M_USHORT:
M_fwrite(indices, sizeof(short), indicesSize, file);
break;
case M_UINT:
M_fwrite(indices, sizeof(int), indicesSize, file);
break;
}
}
// vertices
M_fwrite(&verticesSize, sizeof(int), 1, file);
if(verticesSize > 0)
M_fwrite(vertices, sizeof(MVector3), verticesSize, file);
// normals
M_fwrite(&normalsSize, sizeof(int), 1, file);
if(normalsSize > 0)
M_fwrite(normals, sizeof(MVector3), normalsSize, file);
// tangents
M_fwrite(&tangentsSize, sizeof(int), 1, file);
if(tangentsSize > 0)
M_fwrite(tangents, sizeof(MVector3), tangentsSize, file);
// texCoords
M_fwrite(&texCoordsSize, sizeof(int), 1, file);
if(texCoordsSize > 0)
M_fwrite(texCoords, sizeof(MVector2), texCoordsSize, file);
// colors
M_fwrite(&colorsSize, sizeof(int), 1, file);
if(colorsSize > 0)
M_fwrite(colors, sizeof(MColor), colorsSize, file);
// mapChannels
{
unsigned int size = mapChannelOffsets->size();
M_fwrite(&size, sizeof(int), 1, file);
map<unsigned int, unsigned int>::iterator
mit (mapChannelOffsets->begin()),
mend(mapChannelOffsets->end());
for(;mit!=mend;++mit)
{
M_fwrite(&mit->first, sizeof(int), 1, file);
M_fwrite(&mit->second, sizeof(int), 1, file);
}
}
// Skins
state = skin != NULL;
M_fwrite(&state, sizeof(bool), 1, file);
if(skin)
{
// skin point
unsigned int p, pointsNumber = skin->getPointsNumber();
M_fwrite(&pointsNumber, sizeof(int), 1, file);
for(p=0; p<pointsNumber; p++)
{
MSkinPoint * skinPoint = skin->getPoint(p);
unsigned int vertexId = skinPoint->getVertexId();
unsigned int bonesNumber = skinPoint->getBonesNumber();
unsigned short * bonesIds = skinPoint->getBonesIds();
float * bonesWeights = skinPoint->getBonesWeights();
// data
M_fwrite(&vertexId, sizeof(int), 1, file);
M_fwrite(&bonesNumber, sizeof(int), 1, file);
if(bonesNumber > 0)
{
M_fwrite(bonesIds, sizeof(short), bonesNumber, file);
M_fwrite(bonesWeights, sizeof(float), bonesNumber, file);
}
}
}
// Displays
unsigned int d, displaysNumber = subMesh->getDisplaysNumber();
M_fwrite(&displaysNumber, sizeof(int), 1, file);
for(d=0; d<displaysNumber; d++)
{
MDisplay * display = subMesh->getDisplay(d);
M_PRIMITIVE_TYPES primitiveType = display->getPrimitiveType();
unsigned int begin = display->getBegin();
unsigned int size = display->getSize();
MMaterial * material = display->getMaterial();
M_CULL_MODES cullMode = display->getCullMode();
int materialId = getMaterialId(mesh, material);
// data
M_fwrite(&primitiveType, sizeof(M_PRIMITIVE_TYPES), 1, file);
M_fwrite(&begin, sizeof(int), 1, file);
M_fwrite(&size, sizeof(int), 1, file);
M_fwrite(&materialId, sizeof(int), 1, file);
M_fwrite(&cullMode, sizeof(M_CULL_MODES), 1, file);
}
}
}
M_fclose(file);
return true;
}
void MFixedRenderer::drawTransparents(MSubMesh * subMesh, MArmature * armature)
{
M_PROFILE_SCOPE(MFixedRenderer::drawTransparents);
MRenderingContext * render = MEngine::getInstance()->getRenderingContext();
// data
MVector3 * vertices = subMesh->getVertices();
MVector3 * normals = subMesh->getNormals();
MColor * colors = subMesh->getColors();
if(! vertices)
return;
MSkinData * skinData = subMesh->getSkinData();
if(armature && skinData)
{
unsigned int verticesSize = subMesh->getVerticesSize();
unsigned int normalsSize = subMesh->getNormalsSize();
MVector3 * skinVertices = getVertices(verticesSize);
MVector3 * skinNormals = getNormals(normalsSize);
computeSkinning(armature, skinData, vertices, normals, NULL, skinVertices, skinNormals, NULL);
subMesh->getBoundingBox()->initFromPoints(skinVertices, verticesSize);
vertices = skinVertices;
normals = skinNormals;
}
render->setColorMask(0, 0, 0, 0);
unsigned int i;
unsigned int displayNumber = subMesh->getDisplaysNumber();
for(i=0; i<displayNumber; i++)
{
MDisplay * display = subMesh->getDisplay(i);
if((! display->isVisible()) || (! display->getMaterial()))
continue;
if(display->getMaterial()->getBlendMode() == M_BLENDING_ALPHA)
drawDisplayTriangles(subMesh, display, vertices);
}
render->setColorMask(1, 1, 1, 1);
render->setDepthMask(0);
for(i=0; i<displayNumber; i++)
{
MDisplay * display = subMesh->getDisplay(i);
if(! display->isVisible())
continue;
MMaterial * material = display->getMaterial();
if(material)
{
if(material->getBlendMode() != M_BLENDING_NONE)
drawDisplay(subMesh, display, vertices, normals, colors);
}
}
render->setDepthMask(1);
}
void MFixedRenderer::drawDisplay(MSubMesh * subMesh, MDisplay * display, MVector3 * vertices, MVector3 * normals, MColor * colors)
{
M_PROFILE_SCOPE(MFixedRenderer::drawDisplay);
MEngine * engine = MEngine::getInstance();
MRenderingContext * render = engine->getRenderingContext();
render->setColor4(MVector4(1, 1, 1, 1));
// get material
MMaterial * material = display->getMaterial();
{
float opacity = material->getOpacity();
if(opacity <= 0.0f)
return;
// data
M_TYPES indicesType = subMesh->getIndicesType();
void * indices = subMesh->getIndices();
MVector2 * texCoords = subMesh->getTexCoords();
// begin / size
unsigned int begin = display->getBegin();
unsigned int size = display->getSize();
// get properties
M_PRIMITIVE_TYPES primitiveType = display->getPrimitiveType();
M_BLENDING_MODES blendMode = material->getBlendMode();
M_CULL_MODES cullMode = display->getCullMode();
MVector3 * diffuse = material->getDiffuse();
MVector3 * specular = material->getSpecular();
MVector3 * emit = material->getEmit();
float shininess = material->getShininess();
// get current fog color
MVector3 currentFogColor;
render->getFogColor(¤tFogColor);
// set cull mode
if(cullMode == M_CULL_NONE){
render->disableCullFace();
}
else{
render->enableCullFace();
render->setCullMode(cullMode);
}
// texture passes
unsigned int texturesPassNumber = MIN(8, material->getTexturesPassNumber());
// set blending mode
render->setBlendingMode(blendMode);
// alpha test
if(blendMode != M_BLENDING_ALPHA && texturesPassNumber > 0)
{
MTexturePass * texturePass = material->getTexturePass(0);
MTexture * texture = texturePass->getTexture();
if(texture)
{
if(texture->getTextureRef()->getComponents() > 3)
render->setAlphaTest(0.5f);
}
}
// set fog color depending on blending
switch(blendMode)
{
case M_BLENDING_ADD:
case M_BLENDING_LIGHT:
render->setFogColor(MVector3(0, 0, 0));
break;
case M_BLENDING_PRODUCT:
render->setFogColor(MVector3(1, 1, 1));
break;
}
// fixed pipeline
{
// no FX
render->bindFX(0);
// Vertex
render->enableVertexArray();
render->setVertexPointer(M_FLOAT, 3, vertices);
// Normal
if(normals)
{
render->enableNormalArray();
render->setNormalPointer(M_FLOAT, normals);
}
// Color
if(colors)
{
render->disableLighting();
render->enableColorArray();
render->setColorPointer(M_UBYTE, 4, colors);
}
// Material
render->setMaterialDiffuse(MVector4(diffuse->x, diffuse->y, diffuse->z, opacity));
render->setMaterialSpecular(MVector4(*specular));
render->setMaterialAmbient(MVector4());
render->setMaterialEmit(MVector4(*emit));
render->setMaterialShininess(shininess);
// switch to texture matrix mode
if(texturesPassNumber > 0)
render->setMatrixMode(M_MATRIX_TEXTURE);
else
render->disableTexture();
// Textures
int id = texturesPassNumber;
for(unsigned int t=0; t<texturesPassNumber; t++)
{
MTexturePass * texturePass = material->getTexturePass(t);
MTexture * texture = texturePass->getTexture();
if((! texture) || (! texCoords))
{
render->bindTexture(0, t);
render->disableTexture();
render->disableTexCoordArray();
continue;
}
// texCoords
unsigned int offset = 0;
if(subMesh->isMapChannelExist(texturePass->getMapChannel()))
offset = subMesh->getMapChannelOffset(texturePass->getMapChannel());
// texture id
unsigned int textureId = 0;
MTextureRef * texRef = texture->getTextureRef();
if(texRef)
textureId = texRef->getTextureId();
// bind texture
render->bindTexture(textureId, t);
render->enableTexture();
render->setTextureCombineMode(texturePass->getCombineMode());
render->setTextureUWrapMode(texture->getUWrapMode());
render->setTextureVWrapMode(texture->getVWrapMode());
// texture matrix
render->loadIdentity();
render->translate(MVector2(0.5f, 0.5f));
render->scale(*texture->getTexScale());
render->rotate(MVector3(0, 0, -1), texture->getTexRotate());
render->translate(MVector2(-0.5f, -0.5f));
render->translate(*texture->getTexTranslate());
// texture coords
render->enableTexCoordArray();
render->setTexCoordPointer(M_FLOAT, 2, texCoords + offset);
}
// switch back to modelview matrix mode
if(texturesPassNumber > 0)
render->setMatrixMode(M_MATRIX_MODELVIEW);
// draw
if(indices)
{
switch(indicesType)
{
case M_USHORT:
render->drawElement(primitiveType, size, indicesType, (unsigned short*)indices + begin);
break;
case M_UINT:
render->drawElement(primitiveType, size, indicesType, (unsigned int*)indices + begin);
break;
}
}
else{
render->drawArray(primitiveType, begin, size);
}
// disable arrays
render->disableVertexArray();
if(normals)
render->disableNormalArray();
if(colors)
render->disableColorArray();
// restore textures
for(int t=(int)(id-1); t>=0; t--)
{
render->bindTexture(0, t);
render->disableTexture();
render->disableTexCoordArray();
render->setTextureCombineMode(M_TEX_COMBINE_MODULATE);
render->setMatrixMode(M_MATRIX_TEXTURE);
render->loadIdentity();
render->setMatrixMode(M_MATRIX_MODELVIEW);
}
}
// restore fog and alpha test
render->setFogColor(currentFogColor);
if(blendMode != M_BLENDING_ALPHA)
render->setAlphaTest(0.0f);
// restore lighting
if(colors)
render->enableLighting();
}
}
/// \todo We should be firing off a separate drawRequest for the components, then we can be done with the "hiliteGroups" mechanism.
void ProceduralHolderUI::getDrawRequests( const MDrawInfo &info, bool objectAndActiveOnly, MDrawRequestQueue &requests )
{
// it's easy if noone want to look at us
if( !info.objectDisplayStatus( M3dView::kDisplayMeshes ) )
{
return;
}
// the node we're meant to be drawing
ProceduralHolder *proceduralHolder = (ProceduralHolder *)surfaceShape();
// draw data encapsulating that node
MDrawData drawData;
getDrawData( proceduralHolder, drawData );
// a request for the bound if necessary
MPlug pDrawBound( proceduralHolder->thisMObject(), ProceduralHolder::aDrawBound );
bool drawBound = true;
pDrawBound.getValue( drawBound );
if( drawBound )
{
MDrawRequest request = info.getPrototype( *this );
request.setDrawData( drawData );
request.setToken( BoundDrawMode );
request.setDisplayStyle( M3dView::kWireFrame );
setWireFrameColors( request, info.displayStatus() );
requests.add( request );
}
// requests for the scene if necessary
MPlug pGLPreview( proceduralHolder->thisMObject(), ProceduralHolder::aGLPreview );
bool glPreview = false;
pGLPreview.getValue( glPreview );
if( glPreview )
{
if( info.displayStyle()==M3dView::kGouraudShaded || info.displayStyle()==M3dView::kFlatShaded )
{
// make a request for solid drawing with a material
MDrawRequest solidRequest = info.getPrototype( *this );
solidRequest.setDrawData( drawData );
MDagPath path = info.multiPath();
M3dView view = info.view();
MMaterial material = MPxSurfaceShapeUI::material( path );
if( !material.evaluateMaterial( view, path ) )
{
MString pathName = path.fullPathName();
IECore::msg( IECore::Msg::Warning, "ProceduralHolderUI::getDrawRequests", boost::format( "Failed to evaluate material for \"%s\"." ) % pathName.asChar() );
}
if( material.materialIsTextured() )
{
material.evaluateTexture( drawData );
}
solidRequest.setMaterial( material );
// set the transparency request. we don't have a decent way of finding out
// if shaders applied by the procedural are transparent, so we've got a transparency
// attribute on the procedural holder for users to use. maya materials may also say
// they're transparent. if either asks for transparency then we'll ask for it here
bool transparent = false;
material.getHasTransparency( transparent );
if( !transparent )
{
MPlug pT( proceduralHolder->thisMObject(), ProceduralHolder::aTransparent );
bool transparent = false;
pT.getValue( transparent );
}
solidRequest.setIsTransparent( transparent );
solidRequest.setToken( SceneDrawMode );
requests.add( solidRequest );
// and add another request for wireframe drawing if we're selected
if( info.displayStatus()==M3dView::kActive || info.displayStatus()==M3dView::kLead || info.displayStatus()==M3dView::kHilite )
{
MDrawRequest wireRequest = info.getPrototype( *this );
wireRequest.setDrawData( drawData );
wireRequest.setDisplayStyle( M3dView::kWireFrame );
wireRequest.setToken( SceneDrawMode );
setWireFrameColors( wireRequest, info.displayStatus() );
wireRequest.setComponent( MObject::kNullObj );
if ( !objectAndActiveOnly )
{
if ( proceduralHolder->hasActiveComponents() )
{
MObjectArray components = proceduralHolder->activeComponents();
MObject component = components[0]; // Should filter list
wireRequest.setComponent( component );
}
}
requests.add( wireRequest );
}
}
else
{
MDrawRequest request = info.getPrototype( *this );
request.setDrawData( drawData );
setWireFrameColors( request, info.displayStatus() );
request.setToken( SceneDrawMode );
request.setComponent( MObject::kNullObj );
if ( !objectAndActiveOnly )
{
if ( proceduralHolder->hasActiveComponents() )
{
MObjectArray components = proceduralHolder->activeComponents();
MObject component = components[0]; // Should filter list
request.setComponent( component );
}
}
requests.add( request );
}
}
}
/* virtual */
MStatus pnTriangles::bind(const MDrawRequest& request, M3dView& view)
//
// Description:
// This bind demonstrates the usage of internal material
// and texture properties. This shader must be connected
// to the "hardwareShader" attribute of a lambert derived
// shader.
//
{
// Setup the view
view.beginGL();
glPushAttrib( GL_ALL_ATTRIB_BITS );
glPushClientAttrib(GL_CLIENT_VERTEX_ARRAY_BIT);
MColor diffuse(1.0F, 1.0F, 0.0F, 1.0F);
MColor specular(1.0F, 1.0F, 1.0F, 1.0F);
MColor emission(0.0F, 0.0F, 0.0F, 1.0F);
MColor ambient(0.2F, 0.2F, 0.2F, 1.0F);
// Get the diffuse and specular colors
//
float shininess;
bool hasTransparency = false;
MMaterial material = request.material();
fInTexturedMode = material.materialIsTextured();
// Setting this to true will get the default "green" material back
// since it will try and evaluate this shader, which internally
// Maya does not understand -> thus giving the "green" material back
bool useInternalMaterialSetting = false;
if (!useInternalMaterialSetting)
{
material.getEmission( emission );
material.getSpecular( specular );
shininess = 13.0;
}
material.getHasTransparency( hasTransparency );
if (!fInTexturedMode)
{
if (!fTestVertexProgram && !useInternalMaterialSetting)
material.getDiffuse( diffuse );
}
// In textured mode. Diffuse material is always white
// for texture blends
else
{
if (!useInternalMaterialSetting)
diffuse.r = diffuse.g = diffuse.b = diffuse.a = 1.0;
}
// Use a vertex program to set up shading
//
if (fTestVertexProgram)
{
bindVertexProgram(diffuse, specular, emission, ambient);
}
else if (fTestFragmentProgram)
{
bindFragmentProgram();
}
// Don't use a vertex program to set up shading
//
else
{
// Set up the material state
//
glEnable(GL_COLOR_MATERIAL);
glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT);
glColor4fv(&ambient.r);
if (fInTexturedMode)
{
glEnable( GL_TEXTURE_2D );
MDrawData drawData = request.drawData();
material.applyTexture( view, drawData );
float scaleS, scaleT, translateS, translateT, rotate;
material.getTextureTransformation(scaleS, scaleT, translateS,
translateT, rotate);
rotate = DEG_TO_RAD(-rotate);
float c = cosf(rotate);
float s = sinf(rotate);
translateS += ((c+s)/2.0F);
translateT += ((c-s)/2.0F);
glMatrixMode(GL_TEXTURE);
glPushMatrix();
glLoadIdentity();
if(scaleS != 1.0f || scaleT != 1.0f)
glScalef(1.0f/scaleS, 1.0f/scaleT, 1.0f);
if(translateS != 0.0f || translateT != 0.0f)
glTranslatef(0.5f-translateS, 0.5f-translateT, 0.0f);
else
glTranslatef(0.5f, 0.5f, 0.0f);
if(rotate != 0.0f)
glRotatef(-rotate, 0.0f, 0.0f, 1.0f);
glMatrixMode(GL_MODELVIEW);
}
if (!useInternalMaterialSetting)
{
glColorMaterial(GL_FRONT_AND_BACK, GL_DIFFUSE);
glColor4fv(&diffuse.r);
glColorMaterial(GL_FRONT_AND_BACK, GL_SPECULAR);
glColor4fv(&specular.r);
glColorMaterial(GL_FRONT_AND_BACK, GL_EMISSION);
glColor4fv(&emission.r);
glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, shininess);
}
else
{
const MDagPath dagPath = request.multiPath();
material.evaluateMaterial( view, dagPath );
material.setMaterial(dagPath, hasTransparency);
}
}
// Do PN triangles in hardware, or do nothing
// if LOD = 0
if (fExtensionSupported[kPNTriangesEXT] || (fSubdivisions == 0))
{
if (fSubdivisions != 0)
{
glEnable( GL_PN_TRIANGLES_ATI );
// Set point mode
//
if (fPointMode == kPointLinear)
glPNTrianglesiATI( GL_PN_TRIANGLES_POINT_MODE_ATI,
GL_PN_TRIANGLES_POINT_MODE_LINEAR_ATI);
else
glPNTrianglesiATI( GL_PN_TRIANGLES_POINT_MODE_ATI,
GL_PN_TRIANGLES_POINT_MODE_CUBIC_ATI);
// Set normal mode
//
if (fNormalMode == kNormalLinear)
glPNTrianglesiATI( GL_PN_TRIANGLES_NORMAL_MODE_ATI,
GL_PN_TRIANGLES_NORMAL_MODE_LINEAR_ATI);
else
glPNTrianglesiATI( GL_PN_TRIANGLES_NORMAL_MODE_ATI,
GL_PN_TRIANGLES_NORMAL_MODE_QUADRATIC_ATI);
// Set tessellation level
//
glPNTrianglesiATI( GL_PN_TRIANGLES_TESSELATION_LEVEL_ATI,
fSubdivisions );
}
}
view.endGL();
return MS::kSuccess;
}
/* override */
void apiSimpleShapeUI::getDrawRequests( const MDrawInfo & info,
bool objectAndActiveOnly,
MDrawRequestQueue & queue )
//
// Description:
//
// Add draw requests to the draw queue
//
// Arguments:
//
// info - current drawing state
// objectsAndActiveOnly - no components if true
// queue - queue of draw requests to add to
//
{
// Get the data necessary to draw the shape
//
MDrawData data;
apiSimpleShape* shape = (apiSimpleShape*) surfaceShape();
MVectorArray* geomPtr = shape->getControlPoints();
// This call creates a prototype draw request that we can fill
// in and then add to the draw queue.
//
MDrawRequest request = info.getPrototype( *this );
// Stuff our data into the draw request, it'll be used when the drawing
// actually happens
getDrawData( geomPtr, data );
request.setDrawData( data );
// Decode the draw info and determine what needs to be drawn
//
M3dView::DisplayStyle appearance = info.displayStyle();
M3dView::DisplayStatus displayStatus = info.displayStatus();
switch ( appearance )
{
case M3dView::kWireFrame :
{
request.setToken( kDrawWireframe );
M3dView::ColorTable activeColorTable = M3dView::kActiveColors;
M3dView::ColorTable dormantColorTable = M3dView::kDormantColors;
switch ( displayStatus )
{
case M3dView::kLead :
request.setColor( LEAD_COLOR, activeColorTable );
break;
case M3dView::kActive :
request.setColor( ACTIVE_COLOR, activeColorTable );
break;
case M3dView::kActiveAffected :
request.setColor( ACTIVE_AFFECTED_COLOR, activeColorTable );
break;
case M3dView::kDormant :
request.setColor( DORMANT_COLOR, dormantColorTable );
break;
case M3dView::kHilite :
request.setColor( HILITE_COLOR, activeColorTable );
break;
default:
break;
}
queue.add( request );
break;
}
case M3dView::kGouraudShaded :
{
// Create the smooth shaded draw request
//
request.setToken( kDrawSmoothShaded );
// Need to get the material info
//
MDagPath path = info.multiPath(); // path to your dag object
M3dView view = info.view();; // view to draw to
MMaterial material = MPxSurfaceShapeUI::material( path );
// Evaluate the material and if necessary, the texture.
//
if ( ! material.evaluateMaterial( view, path ) ) {
cerr << "Couldnt evaluate\n";
}
bool drawTexture = true;
if ( drawTexture && material.materialIsTextured() ) {
material.evaluateTexture( data );
}
request.setMaterial( material );
// request.setDisplayStyle( appearance );
bool materialTransparent = false;
material.getHasTransparency( materialTransparent );
if ( materialTransparent ) {
request.setIsTransparent( true );
}
queue.add( request );
// create a draw request for wireframe on shaded if
// necessary.
//
if ( (displayStatus == M3dView::kActive) ||
(displayStatus == M3dView::kLead) ||
(displayStatus == M3dView::kHilite) )
{
MDrawRequest wireRequest = info.getPrototype( *this );
wireRequest.setDrawData( data );
wireRequest.setToken( kDrawWireframeOnShaded );
wireRequest.setDisplayStyle( M3dView::kWireFrame );
M3dView::ColorTable activeColorTable = M3dView::kActiveColors;
switch ( displayStatus )
{
case M3dView::kLead :
wireRequest.setColor( LEAD_COLOR, activeColorTable );
break;
case M3dView::kActive :
wireRequest.setColor( ACTIVE_COLOR, activeColorTable );
break;
case M3dView::kHilite :
wireRequest.setColor( HILITE_COLOR, activeColorTable );
break;
default :
break;
}
queue.add( wireRequest );
}
break;
}
case M3dView::kFlatShaded :
request.setToken( kDrawFlatShaded );
break;
default:
break;
}
// Add draw requests for components
//
if ( !objectAndActiveOnly ) {
// Inactive components
//
if ( (appearance == M3dView::kPoints) ||
(displayStatus == M3dView::kHilite) )
{
MDrawRequest vertexRequest = info.getPrototype( *this );
vertexRequest.setDrawData( data );
vertexRequest.setToken( kDrawVertices );
vertexRequest.setColor( DORMANT_VERTEX_COLOR,
M3dView::kActiveColors );
queue.add( vertexRequest );
}
// Active components
//
if ( surfaceShape()->hasActiveComponents() ) {
MDrawRequest activeVertexRequest = info.getPrototype( *this );
activeVertexRequest.setDrawData( data );
activeVertexRequest.setToken( kDrawVertices );
activeVertexRequest.setColor( ACTIVE_VERTEX_COLOR,
M3dView::kActiveColors );
MObjectArray clist = surfaceShape()->activeComponents();
MObject vertexComponent = clist[0]; // Should filter list
activeVertexRequest.setComponent( vertexComponent );
queue.add( activeVertexRequest );
}
}
}
bool xmlMeshLoad(const char * filename, void * data)
{
MLOG_DEBUG("xmlMeshLoad " << filename?filename:"NULL");
MLevel * level = MEngine::getInstance()->getLevel();
// read document
TiXmlDocument doc(filename);
if(! doc.LoadFile())
{
MLOG_WARNING("TiXmlDocument load failed : " << doc.ErrorDesc() << " line " << doc.ErrorRow());
return false;
}
TiXmlHandle hDoc(&doc);
TiXmlElement * pRootNode;
TiXmlHandle hRoot(0);
// Maratis
pRootNode = hDoc.FirstChildElement().Element();
if(! pRootNode)
{
MLOG_WARNING("Cannot find any root node");
return false;
}
if(strcmp(pRootNode->Value(), "Maratis") != 0)
{
MLOG_WARNING("Cannot find Maratis root node");
return false;
}
hRoot = TiXmlHandle(pRootNode);
// Mesh
TiXmlElement * pMeshNode = pRootNode->FirstChildElement("Mesh");
if(! pMeshNode)
{
MLOG_WARNING("Cannot find a Mesh node");
return false;
}
// create new mesh
MMesh * mesh = (MMesh *)data;
mesh->clear();
char path[256];
char meshRep[256];
char vertShadPath[256];
char fragShadPath[256];
// mesh rep
getRepertory(meshRep, filename);
// animation
if(! loadAnim(pMeshNode, meshRep, mesh))
{
// load external anim file (depracated)
char animFilename[256];
strcpy(animFilename, filename);
strcpy(animFilename + strlen(animFilename) - 4, "anim");
loadAnimFile(mesh, animFilename, meshRep);
}
// Textures
TiXmlElement * texturesNode = pMeshNode->FirstChildElement("Textures");
if(texturesNode)
{
MLOG_DEBUG("entering Textures node");
unsigned int numTextures = 0;
texturesNode->QueryUIntAttribute("num", &numTextures);
mesh->allocTextures(numTextures);
// Texture
TiXmlElement * textureNode = texturesNode->FirstChildElement("Texture");
for(textureNode; textureNode; textureNode=textureNode->NextSiblingElement("Texture"))
{
const char * file = NULL;
bool mipmap = true;
// image
TiXmlElement * imageNode = textureNode->FirstChildElement("image");
if(imageNode)
{
int value = 1;
file = imageNode->Attribute("filename");
imageNode->QueryIntAttribute("mipmap", &value);
mipmap = (value == 1);
}
if(! file)
{
mesh->addNewTexture(NULL);
continue;
}
// load texture
getGlobalFilename(path, meshRep, file);
MTextureRef * texRef = level->loadTexture(path, mipmap);
MTexture * texture = mesh->addNewTexture(texRef);
// tile
TiXmlElement * tileNode = textureNode->FirstChildElement("tile");
if(tileNode)
{
const char * uTile = tileNode->Attribute("u");
const char * vTile = tileNode->Attribute("v");
if(uTile){
if(strcmp(uTile, "clamp") == 0)
texture->setUWrapMode(M_WRAP_CLAMP);
else
texture->setUWrapMode(M_WRAP_REPEAT);
}
if(vTile){
if(strcmp(vTile, "clamp") == 0)
texture->setVWrapMode(M_WRAP_CLAMP);
else
texture->setVWrapMode(M_WRAP_REPEAT);
}
}
// translate
TiXmlElement * translateNode = textureNode->FirstChildElement("translate");
if(translateNode)
{
MVector2 translate = texture->getTexTranslate();
translateNode->QueryFloatAttribute("x", &translate.x);
translateNode->QueryFloatAttribute("y", &translate.y);
texture->setTexTranslate(translate);
}
// scale
TiXmlElement * scaleNode = textureNode->FirstChildElement("scale");
if(scaleNode)
{
MVector2 scale = texture->getTexScale();
scaleNode->QueryFloatAttribute("x", &scale.x);
scaleNode->QueryFloatAttribute("y", &scale.y);
texture->setTexScale(scale);
}
// rotate
TiXmlElement * rotateNode = textureNode->FirstChildElement("rotate");
if(rotateNode)
{
float angle = 0;
rotateNode->QueryFloatAttribute("angle", &angle);
texture->setTexRotate(angle);
}
}
}
// Materials
TiXmlElement * materialsNode = pMeshNode->FirstChildElement("Materials");
if(materialsNode)
{
MLOG_DEBUG("entering Materials node");
unsigned int numMaterials = 0;
materialsNode->QueryUIntAttribute("num", &numMaterials);
mesh->allocMaterials(numMaterials);
// Material
TiXmlElement * materialNode = materialsNode->FirstChildElement("Material");
for(materialNode; materialNode; materialNode=materialNode->NextSiblingElement("Material"))
{
MMaterial * material = mesh->addNewMaterial();
int type = 0;
materialNode->QueryIntAttribute("type", &type);
material->setType(type);
float opacity=1, shininess=0, customValue=0;
MVector3 diffuseColor;
MVector3 specularColor;
MVector3 emitColor;
MVector3 customColor;
// blend
int blendType = 0;
TiXmlElement * blendNode = materialNode->FirstChildElement("blend");
if(blendNode)
blendNode->QueryIntAttribute("type", &blendType);
switch(blendType)
{
case 2:
material->setBlendMode(M_BLENDING_ALPHA);
break;
case 3:
material->setBlendMode(M_BLENDING_ADD);
break;
case 4:
material->setBlendMode(M_BLENDING_PRODUCT);
break;
}
// opacity
TiXmlElement * opacityNode = materialNode->FirstChildElement("opacity");
if(opacityNode)
opacityNode->QueryFloatAttribute("value", &opacity);
// shininess
TiXmlElement * shininessNode = materialNode->FirstChildElement("shininess");
if(shininessNode)
shininessNode->QueryFloatAttribute("value", &shininess);
// customValue
TiXmlElement * customValueNode = materialNode->FirstChildElement("customValue");
if(customValueNode)
customValueNode->QueryFloatAttribute("value", &customValue);
material->setOpacity(opacity);
material->setShininess(shininess);
material->setCustomValue(customValue);
// diffuseColor
TiXmlElement * diffuseColorNode = materialNode->FirstChildElement("diffuseColor");
if(diffuseColorNode){
diffuseColorNode->QueryFloatAttribute("r", &diffuseColor.x);
diffuseColorNode->QueryFloatAttribute("g", &diffuseColor.y);
diffuseColorNode->QueryFloatAttribute("b", &diffuseColor.z);
material->setDiffuse(diffuseColor);
}
// specularColor
TiXmlElement * specularColorNode = materialNode->FirstChildElement("specularColor");
if(specularColorNode){
specularColorNode->QueryFloatAttribute("r", &specularColor.x);
specularColorNode->QueryFloatAttribute("g", &specularColor.y);
specularColorNode->QueryFloatAttribute("b", &specularColor.z);
material->setSpecular(specularColor);
}
// emitColor
TiXmlElement * emitColorNode = materialNode->FirstChildElement("emitColor");
if(emitColorNode){
emitColorNode->QueryFloatAttribute("r", &emitColor.x);
emitColorNode->QueryFloatAttribute("g", &emitColor.y);
emitColorNode->QueryFloatAttribute("b", &emitColor.z);
material->setEmit(emitColor);
}
// customColor
TiXmlElement * customColorNode = materialNode->FirstChildElement("customColor");
if(customColorNode){
customColorNode->QueryFloatAttribute("r", &customColor.x);
customColorNode->QueryFloatAttribute("g", &customColor.y);
customColorNode->QueryFloatAttribute("b", &customColor.z);
material->setCustomColor(customColor);
}
// TexturesPass
TiXmlElement * texturesPassNode = materialNode->FirstChildElement("TexturesPass");
if(texturesPassNode)
{
unsigned int numTexturesPass = 0;
texturesPassNode->QueryUIntAttribute("num", &numTexturesPass);
material->allocTexturesPass(numTexturesPass);
// texturePass
TiXmlElement * texturePassNode = texturesPassNode->FirstChildElement("texturePass");
for(texturePassNode; texturePassNode; texturePassNode=texturePassNode->NextSiblingElement("texturePass"))
{
int textureId = -1;
unsigned int mapChannel = 0;
const char * mode = texturePassNode->Attribute("mode");
texturePassNode->QueryIntAttribute("texture", &textureId);
if(textureId < 0)
{
material->addTexturePass(NULL, M_TEX_COMBINE_MODULATE, 0);
continue;
}
texturePassNode->QueryUIntAttribute("mapChannel", &mapChannel);
// combine mode
M_TEX_COMBINE_MODES texCombine = M_TEX_COMBINE_MODULATE;
if(strcmp(mode, "modulate") == 0)
texCombine = M_TEX_COMBINE_MODULATE;
else if(strcmp(mode, "replace") == 0)
texCombine = M_TEX_COMBINE_REPLACE;
else if(strcmp(mode, "alpha") == 0)
texCombine = M_TEX_COMBINE_ALPHA;
else if(strcmp(mode, "dot") == 0)
texCombine = M_TEX_COMBINE_DOT;
else if(strcmp(mode, "add") == 0)
texCombine = M_TEX_COMBINE_ADD;
else if(strcmp(mode, "sub") == 0)
texCombine = M_TEX_COMBINE_SUB;
// add texture pass
material->addTexturePass(mesh->getTexture(textureId), texCombine, mapChannel);
}
}
// FX
{
// vertexShader
const char * vertShadFile = NULL;
TiXmlElement * vertexShaderNode = materialNode->FirstChildElement("vertexShader");
if(vertexShaderNode){
vertShadFile = vertexShaderNode->Attribute("file");
}
// fragmentShader
const char * fragShadFile = NULL;
TiXmlElement * fragmentShaderNode = materialNode->FirstChildElement("fragmentShader");
if(fragmentShaderNode){
fragShadFile = fragmentShaderNode->Attribute("file");
}
// create FX
if(vertShadFile && fragShadFile)
{
getGlobalFilename(vertShadPath, meshRep, vertShadFile);
getGlobalFilename(fragShadPath, meshRep, fragShadFile);
MShaderRef * vertShad = level->loadShader(vertShadPath, M_SHADER_VERTEX);
MShaderRef * pixShad = level->loadShader(fragShadPath, M_SHADER_PIXEL);
if(vertShad && pixShad)
{
MFXRef * FXRef = level->createFX(vertShad, pixShad);
material->setFXRef(FXRef);
}
}
}
// ZFX (optional optim)
{
// ZVertexShader
const char * vertShadFile = NULL;
TiXmlElement * vertexShaderNode = materialNode->FirstChildElement("ZVertexShader");
if(vertexShaderNode){
vertShadFile = vertexShaderNode->Attribute("file");
}
// ZFragmentShader
const char * fragShadFile = NULL;
TiXmlElement * fragmentShaderNode = materialNode->FirstChildElement("ZFragmentShader");
if(fragmentShaderNode){
fragShadFile = fragmentShaderNode->Attribute("file");
}
// create ZFX
if(vertShadFile && fragShadFile)
{
getGlobalFilename(vertShadPath, meshRep, vertShadFile);
getGlobalFilename(fragShadPath, meshRep, fragShadFile);
MShaderRef * vertShad = level->loadShader(vertShadPath, M_SHADER_VERTEX);
MShaderRef * pixShad = level->loadShader(fragShadPath, M_SHADER_PIXEL);
if(vertShad && pixShad)
{
MFXRef * ZFXRef = level->createFX(vertShad, pixShad);
material->setZFXRef(ZFXRef);
}
}
}
}
}
// Bones
TiXmlElement * bonesNode = pMeshNode->FirstChildElement("Bones");
if(bonesNode)
{
MLOG_DEBUG("entering Bones node");
MArmature * armature = mesh->createArmature();
unsigned int b, numBones = 0;
bonesNode->QueryUIntAttribute("num", &numBones);
armature->allocBones(numBones);
// add bones
for(b=0; b<numBones; b++)
armature->addNewBone();
b = 0;
// Bone
TiXmlElement * boneNode = bonesNode->FirstChildElement("Bone");
for(boneNode; boneNode; boneNode=boneNode->NextSiblingElement("Bone"))
{
if(b >= armature->getBonesNumber())
break;
MOBone * bone = armature->getBone(b);
const char * name = boneNode->Attribute("name");
if(name)
bone->setName(name);
// parent
TiXmlElement * parentNode = boneNode->FirstChildElement("parent");
if(parentNode){
unsigned int boneId = 0;
parentNode->QueryUIntAttribute("id", &boneId);
bone->linkTo(armature->getBone(boneId));
}
// position
TiXmlElement * positionNode = boneNode->FirstChildElement("position");
if(positionNode){
MVector3 position;
positionNode->QueryFloatAttribute("x", &position.x);
positionNode->QueryFloatAttribute("y", &position.y);
positionNode->QueryFloatAttribute("z", &position.z);
bone->setPosition(position);
}
// rotation
TiXmlElement * rotationNode = boneNode->FirstChildElement("rotation");
if(rotationNode){
MVector3 euler;
rotationNode->QueryFloatAttribute("x", &euler.x);
rotationNode->QueryFloatAttribute("y", &euler.y);
rotationNode->QueryFloatAttribute("z", &euler.z);
bone->setEulerRotation(euler);
}
// scale
TiXmlElement * scaleNode = boneNode->FirstChildElement("scale");
if(scaleNode){
MVector3 scale;
scaleNode->QueryFloatAttribute("x", &scale.x);
scaleNode->QueryFloatAttribute("y", &scale.y);
scaleNode->QueryFloatAttribute("z", &scale.z);
bone->setScale(scale);
}
b++;
}
// construct bones inverse pose matrix
armature->constructBonesInversePoseMatrix();
}
// SubMeshs
TiXmlElement * subMeshsNode = pMeshNode->FirstChildElement("SubMeshs");
if(! subMeshsNode)
return true;
unsigned int numSubMeshs = 0;
subMeshsNode->QueryUIntAttribute("num", &numSubMeshs);
if(numSubMeshs == 0)
return true;
// alloc subMeshs
MSubMesh * subMeshs = mesh->allocSubMeshs(numSubMeshs);
// BoundingBox
TiXmlElement * boundingBoxNode = pMeshNode->FirstChildElement("BoundingBox");
if(boundingBoxNode)
{
MVector3 * min = &mesh->getBoundingBox()->min;
MVector3 * max = &mesh->getBoundingBox()->max;
boundingBoxNode->QueryFloatAttribute("minx", &min->x);
boundingBoxNode->QueryFloatAttribute("miny", &min->y);
boundingBoxNode->QueryFloatAttribute("minz", &min->z);
boundingBoxNode->QueryFloatAttribute("maxx", &max->x);
boundingBoxNode->QueryFloatAttribute("maxy", &max->y);
boundingBoxNode->QueryFloatAttribute("maxz", &max->z);
}
// SubMesh
TiXmlElement * SubMeshNode = subMeshsNode->FirstChildElement("SubMesh");
for(SubMeshNode; SubMeshNode; SubMeshNode=SubMeshNode->NextSiblingElement("SubMesh"))
{
MSubMesh * subMesh = subMeshs;
// BoundingBox
boundingBoxNode = SubMeshNode->FirstChildElement("BoundingBox");
if(boundingBoxNode)
{
MVector3 * min = &subMesh->getBoundingBox()->min;
MVector3 * max = &subMesh->getBoundingBox()->max;
boundingBoxNode->QueryFloatAttribute("minx", &min->x);
boundingBoxNode->QueryFloatAttribute("miny", &min->y);
boundingBoxNode->QueryFloatAttribute("minz", &min->z);
boundingBoxNode->QueryFloatAttribute("maxx", &max->x);
boundingBoxNode->QueryFloatAttribute("maxy", &max->y);
boundingBoxNode->QueryFloatAttribute("maxz", &max->z);
}
// Vertices
TiXmlElement * verticesNode = SubMeshNode->FirstChildElement("Vertices");
if(verticesNode)
{
unsigned int numVertices = 0;
verticesNode->QueryUIntAttribute("num", &numVertices);
MVector3 * vertices = subMesh->allocVertices(numVertices);
// vertex
TiXmlElement * vertexNode = verticesNode->FirstChildElement("vertex");
for(vertexNode; vertexNode; vertexNode=vertexNode->NextSiblingElement("vertex"))
{
vertexNode->QueryFloatAttribute("x", &vertices->x);
vertexNode->QueryFloatAttribute("y", &vertices->y);
vertexNode->QueryFloatAttribute("z", &vertices->z);
vertices++;
}
}
// Normals
TiXmlElement * normalsNode = SubMeshNode->FirstChildElement("Normals");
if(normalsNode)
{
unsigned int numNormals = 0;
normalsNode->QueryUIntAttribute("num", &numNormals);
MVector3 * normals = subMesh->allocNormals(numNormals);
// normal
TiXmlElement * normalNode = normalsNode->FirstChildElement("normal");
for(normalNode; normalNode; normalNode=normalNode->NextSiblingElement("normal"))
{
normalNode->QueryFloatAttribute("x", &normals->x);
normalNode->QueryFloatAttribute("y", &normals->y);
normalNode->QueryFloatAttribute("z", &normals->z);
normals->normalize();
normals++;
}
}
// Tangents
TiXmlElement * tangentsNode = SubMeshNode->FirstChildElement("Tangents");
if(tangentsNode)
{
unsigned int numTangents = 0;
tangentsNode->QueryUIntAttribute("num", &numTangents);
MVector3 * tangents = subMesh->allocTangents(numTangents);
// tangent
TiXmlElement * tangentNode = tangentsNode->FirstChildElement("tangent");
for(tangentNode; tangentNode; tangentNode=tangentNode->NextSiblingElement("tangent"))
{
tangentNode->QueryFloatAttribute("x", &tangents->x);
tangentNode->QueryFloatAttribute("y", &tangents->y);
tangentNode->QueryFloatAttribute("z", &tangents->z);
tangents->normalize();
tangents++;
}
}
// TexCoords
TiXmlElement * texCoordsNode = SubMeshNode->FirstChildElement("TexCoords");
if(texCoordsNode)
{
// num
unsigned int numTexCoords = 0;
texCoordsNode->QueryUIntAttribute("num", &numTexCoords);
MVector2 * texCoords = subMesh->allocTexCoords(numTexCoords);
// mapChannels
unsigned int numVertices = subMesh->getVerticesSize();
const char * mapChannelsData = texCoordsNode->Attribute("mapChannels");
// read channels
if(mapChannelsData)
{
char str[256];
strcpy(str, mapChannelsData);
char * pch;
unsigned int offset = 0;
pch = strtok(str, " ");
while(pch != NULL)
{
unsigned int channel = 0;
sscanf(pch, "%d", &channel);
subMesh->setMapChannelOffset(channel, offset);
pch = strtok(NULL, " ");
offset += numVertices;
}
}
// create default channels
else if((numVertices > 0) && (numTexCoords > numVertices))
{
unsigned int numChannels = numTexCoords / numVertices;
for(unsigned int c=0; c<numChannels; c++)
subMesh->setMapChannelOffset(c, numVertices*c);
}
// texCoord
TiXmlElement * texCoordNode = texCoordsNode->FirstChildElement("texCoord");
for(texCoordNode; texCoordNode; texCoordNode=texCoordNode->NextSiblingElement("texCoord"))
{
texCoordNode->QueryFloatAttribute("x", &texCoords->x);
texCoordNode->QueryFloatAttribute("y", &texCoords->y);
texCoords++;
}
}
// Colors
TiXmlElement * colorsNode = SubMeshNode->FirstChildElement("Colors");
if(colorsNode)
{
unsigned int numColors = 0;
colorsNode->QueryUIntAttribute("num", &numColors);
MColor * colors = subMesh->allocColors(numColors);
// color
TiXmlElement * colorNode = colorsNode->FirstChildElement("color");
for(colorNode; colorNode; colorNode=colorNode->NextSiblingElement("color"))
{
float x = 1, y = 1, z = 1, w = 1;
colorNode->QueryFloatAttribute("x", &x);
colorNode->QueryFloatAttribute("y", &y);
colorNode->QueryFloatAttribute("z", &z);
colorNode->QueryFloatAttribute("w", &w);
colors->r = (unsigned char)x*255;
colors->g = (unsigned char)y*255;
colors->b = (unsigned char)z*255;
colors->a = (unsigned char)w*255;;
colors++;
}
}
// Indices
TiXmlElement * indicesNode = SubMeshNode->FirstChildElement("Indices");
if(indicesNode)
{
M_TYPES indicesType;
unsigned int vSize = subMesh->getVerticesSize();
if(vSize < 65536){
indicesType = M_USHORT;
}
else{
indicesType = M_UINT;
}
unsigned int numIndices = 0;
indicesNode->QueryUIntAttribute("num", &numIndices);
subMesh->allocIndices(numIndices, indicesType);
// indices
TiXmlElement * indexNode = indicesNode->FirstChildElement("index");
switch(indicesType)
{
case M_USHORT:
{
unsigned short * indices = (unsigned short *)subMesh->getIndices();
for(indexNode; indexNode; indexNode=indexNode->NextSiblingElement("index"))
{
unsigned int id;
indexNode->QueryUIntAttribute("value", &id);
*indices = (unsigned short)id;
indices++;
}
}
break;
case M_UINT:
{
unsigned int * indices = (unsigned int *)subMesh->getIndices();
for(indexNode; indexNode; indexNode=indexNode->NextSiblingElement("index"))
{
indexNode->QueryUIntAttribute("value", indices);
indices++;
}
}
break;
}
}
// Skins
TiXmlElement * skinsNode = SubMeshNode->FirstChildElement("Skins");
if(skinsNode)
{
MSkinData * skinData = subMesh->createSkinData();
unsigned int numSkins = 0;
skinsNode->QueryUIntAttribute("num", &numSkins);
MSkinPoint * skinPoints = skinData->allocPoints(numSkins);
// skin
TiXmlElement * skinNode = skinsNode->FirstChildElement("skin");
for(skinNode; skinNode; skinNode=skinNode->NextSiblingElement("skin"))
{
unsigned int vertexId = 0;
unsigned int numBones = 0;
skinNode->QueryUIntAttribute("vertex", &vertexId);
skinNode->QueryUIntAttribute("numBones", &numBones);
if(numBones > 0)
{
skinPoints->setVertexId(vertexId);
skinPoints->allocateBonesLinks(numBones);
unsigned short * bonesIds = skinPoints->getBonesIds();
float * bonesWeights = skinPoints->getBonesWeights();
TiXmlElement * boneNode = skinNode->FirstChildElement("bone");
for(boneNode; boneNode; boneNode=boneNode->NextSiblingElement("bone"))
{
unsigned int id;
boneNode->QueryUIntAttribute("id", &id);
boneNode->QueryFloatAttribute("weight", bonesWeights);
*bonesIds = id;
bonesIds++;
bonesWeights++;
}
}
skinPoints++;
}
}
// Displays
TiXmlElement * displaysNode = SubMeshNode->FirstChildElement("Displays");
if(displaysNode)
{
unsigned int numDisplays = 0;
displaysNode->QueryUIntAttribute("num", &numDisplays);
subMesh->allocDisplays(numDisplays);
// display
TiXmlElement * displayNode = displaysNode->FirstChildElement("display");
for(displayNode; displayNode; displayNode=displayNode->NextSiblingElement("display"))
{
unsigned int begin, size, material, cullFace = 0;
displayNode->QueryUIntAttribute("begin", &begin);
displayNode->QueryUIntAttribute("size", &size);
displayNode->QueryUIntAttribute("material", &material);
displayNode->QueryUIntAttribute("cullFace", &cullFace);
// create display
MDisplay * display = subMesh->addNewDisplay(M_PRIMITIVE_TRIANGLES, begin, size);
// set material
if(material < mesh->getMaterialsNumber())
display->setMaterial(mesh->getMaterial(material));
// set cull mode
M_CULL_MODES cullMode = M_CULL_BACK;
if(cullFace == 1)
cullMode = M_CULL_FRONT;
else if(cullFace == 2)
cullMode = M_CULL_NONE;
display->setCullMode(cullMode);
}
}
// generate tangents if needed
if(! subMesh->getTangents())
generateTangents(subMesh);
subMeshs++;
}
MLOG_DEBUG("xmlMeshLoad success: "<<numSubMeshs<<" submeshs found");
return true;
}
void generateTangents(MSubMesh * subMesh)
{
MVector3 * vertices = subMesh->getVertices();
MVector3 * normals = subMesh->getNormals();
MVector2 * texCoords = subMesh->getTexCoords();
if(! (vertices && normals && texCoords))
return;
bool generate = false;
unsigned int mapChannel;
// find normal mapChannel
unsigned int d;
unsigned int dSize = subMesh->getDisplaysNumber();
for(d=0; d<dSize; d++)
{
MDisplay * display = subMesh->getDisplay(d);
MMaterial * material = display->getMaterial();
if(material)
{
if(material->getType() == 1) // standard
{
if(material->getTexturesPassNumber() > 2)
{
MTexturePass * texturePass = material->getTexturePass(2); // Normal map pass
if(texturePass)
{
mapChannel = texturePass->getMapChannel();
generate = true;
}
}
}
else
{
unsigned tSize = material->getTexturesPassNumber();
unsigned int t;
for(t=0; t<tSize; t++)
{
MTexturePass * texturePass = material->getTexturePass(t);
if(texturePass)
{
if(texturePass->getCombineMode() == M_TEX_COMBINE_DOT)
{
mapChannel = texturePass->getMapChannel();
generate = true;
}
}
}
}
}
}
// generate
if(generate)
{
M_TYPES indicesType = subMesh->getIndicesType();
void * indices = subMesh->getIndices();
MVector3 * tangents = subMesh->allocTangents(subMesh->getNormalsSize());
// texCoord offset
unsigned int offset = 0;
if(subMesh->isMapChannelExist(mapChannel))
offset = subMesh->getMapChannelOffset(mapChannel);
texCoords = texCoords + offset;
// scan triangles to generate tangents from vertices and texCoords
for(d=0; d<dSize; d++)
{
MDisplay * display = subMesh->getDisplay(d);
if(display->getPrimitiveType() == M_PRIMITIVE_TRIANGLES)
{
unsigned int begin = display->getBegin();
unsigned int size = display->getSize();
if(! indices)
{
for(unsigned int i=begin; i<(begin+size); i+=3)
{
MVector3 * P1 = &vertices[i];
MVector3 * P2 = &vertices[i+1];
MVector3 * P3 = &vertices[i+2];
MVector3 * N1 = &normals[i];
MVector3 * N2 = &normals[i+1];
MVector3 * N3 = &normals[i+2];
MVector2 * UV1 = &texCoords[i];
MVector2 * UV2 = &texCoords[i+1];
MVector2 * UV3 = &texCoords[i+2];
MVector3 tangent = computeTangent(*P1, *P2, *P3, *UV1, *UV2, *UV3);
tangents[i] = (tangent - ((*N1) * tangent.dotProduct(*N1))).getNormalized();
tangents[i+1] = (tangent - ((*N2) * tangent.dotProduct(*N2))).getNormalized();
tangents[i+2] = (tangent - ((*N3) * tangent.dotProduct(*N3))).getNormalized();
}
}
else if(indicesType == M_USHORT)
{
unsigned short * _indices = (unsigned short *)indices;
for(unsigned int i=begin; i<(begin+size); i+=3)
{
unsigned short A = _indices[i];
unsigned short B = _indices[i+1];
unsigned short C = _indices[i+2];
MVector3 * P1 = &vertices[A];
MVector3 * P2 = &vertices[B];
MVector3 * P3 = &vertices[C];
MVector3 * N1 = &normals[A];
MVector3 * N2 = &normals[B];
MVector3 * N3 = &normals[C];
MVector2 * UV1 = &texCoords[A];
MVector2 * UV2 = &texCoords[B];
MVector2 * UV3 = &texCoords[C];
MVector3 tangent = computeTangent(*P1, *P2, *P3, *UV1, *UV2, *UV3);
tangents[A] = (tangent - ((*N1) * tangent.dotProduct(*N1))).getNormalized();
tangents[B] = (tangent - ((*N2) * tangent.dotProduct(*N2))).getNormalized();
tangents[C] = (tangent - ((*N3) * tangent.dotProduct(*N3))).getNormalized();
}
}
else if(indicesType == M_UINT)
{
unsigned int * _indices = (unsigned int *)indices;
for(unsigned int i=begin; i<(begin+size); i+=3)
{
unsigned int A = _indices[i];
unsigned int B = _indices[i+1];
unsigned int C = _indices[i+2];
MVector3 * P1 = &vertices[A];
MVector3 * P2 = &vertices[B];
MVector3 * P3 = &vertices[C];
MVector3 * N1 = &normals[A];
MVector3 * N2 = &normals[B];
MVector3 * N3 = &normals[C];
MVector2 * UV1 = &texCoords[A];
MVector2 * UV2 = &texCoords[B];
MVector2 * UV3 = &texCoords[C];
MVector3 tangent = computeTangent(*P1, *P2, *P3, *UV1, *UV2, *UV3);
tangents[A] = (tangent - ((*N1) * tangent.dotProduct(*N1))).getNormalized();
tangents[B] = (tangent - ((*N2) * tangent.dotProduct(*N2))).getNormalized();
tangents[C] = (tangent - ((*N3) * tangent.dotProduct(*N3))).getNormalized();
}
}
}
}
}
}
void SceneShapeUI::getDrawRequests( const MDrawInfo &info, bool objectAndActiveOnly, MDrawRequestQueue &requests )
{
// it's easy if no one want to look at us
if( !info.objectDisplayStatus( M3dView::kDisplayMeshes ) )
{
return;
}
// the node we're meant to be drawing
SceneShape *sceneShape = (SceneShape *)surfaceShape();
if( !sceneShape->getSceneInterface() )
{
return;
}
// draw data encapsulating that node
MDrawData drawData;
getDrawData( sceneShape, drawData );
// a request for the bound if necessary
MPlug pDrawBound( sceneShape->thisMObject(), SceneShape::aDrawRootBound );
bool drawBound;
pDrawBound.getValue( drawBound );
if( drawBound )
{
bool doDrawBound = true;
// If objectOnly is true, check for an object. If none found, no need to add the bound request.
MPlug pObjectOnly( sceneShape->thisMObject(), SceneShape::aObjectOnly );
bool objectOnly;
pObjectOnly.getValue( objectOnly );
if( objectOnly && !sceneShape->getSceneInterface()->hasObject() )
{
doDrawBound = false;
}
if( doDrawBound )
{
MDrawRequest request = info.getPrototype( *this );
request.setDrawData( drawData );
request.setToken( BoundDrawMode );
request.setDisplayStyle( M3dView::kWireFrame );
setWireFrameColors( request, info.displayStatus() );
requests.add( request );
}
}
MPlug pDrawAllBounds( sceneShape->thisMObject(), SceneShape::aDrawChildBounds );
bool drawAllBounds = false;
pDrawAllBounds.getValue( drawAllBounds );
// requests for the scene if necessary
MPlug pGLPreview( sceneShape->thisMObject(), SceneShape::aDrawGeometry );
bool glPreview;
pGLPreview.getValue( glPreview );
if( glPreview || drawAllBounds )
{
if( info.displayStyle()==M3dView::kGouraudShaded || info.displayStyle()==M3dView::kFlatShaded )
{
// make a request for solid drawing with a material
MDrawRequest solidRequest = info.getPrototype( *this );
solidRequest.setDrawData( drawData );
MDagPath path = info.multiPath();
M3dView view = info.view();
MMaterial material = MPxSurfaceShapeUI::material( path );
if( !material.evaluateMaterial( view, path ) )
{
MString pathName = path.fullPathName();
IECore::msg( IECore::Msg::Warning, "SceneShapeUI::getDrawRequests", boost::format( "Failed to evaluate material for \"%s\"." ) % pathName.asChar() );
}
if( material.materialIsTextured() )
{
material.evaluateTexture( drawData );
}
solidRequest.setMaterial( material );
// set the transparency request. we don't have a decent way of finding out
// if shaders applied by the procedural are transparent, so we've got a transparency
// attribute on the procedural holder for users to use. maya materials may also say
// they're transparent. if either asks for transparency then we'll ask for it here
bool transparent = false;
material.getHasTransparency( transparent );
solidRequest.setIsTransparent( transparent );
solidRequest.setToken( SceneDrawMode );
requests.add( solidRequest );
if( info.displayStatus()==M3dView::kActive || info.displayStatus()==M3dView::kLead || info.displayStatus()==M3dView::kHilite )
{
MDrawRequest wireRequest = info.getPrototype( *this );
wireRequest.setDrawData( drawData );
wireRequest.setDisplayStyle( M3dView::kWireFrame );
wireRequest.setToken( SceneDrawMode );
setWireFrameColors( wireRequest, info.displayStatus() );
wireRequest.setComponent( MObject::kNullObj );
if ( !objectAndActiveOnly )
{
if ( sceneShape->hasActiveComponents() )
{
MObjectArray components = sceneShape->activeComponents();
MObject component = components[0];
wireRequest.setComponent( component );
}
}
requests.add( wireRequest );
}
}
else
{
MDrawRequest request = info.getPrototype( *this );
request.setDrawData( drawData );
setWireFrameColors( request, info.displayStatus() );
request.setToken( SceneDrawMode );
request.setComponent( MObject::kNullObj );
if ( !objectAndActiveOnly )
{
if ( sceneShape->hasActiveComponents() )
{
MObjectArray components = sceneShape->activeComponents();
MObject component = components[0];
request.setComponent( component );
}
}
requests.add( request );
}
}
}
