void viewRenderUserOperation::addUIDrawables( MHWRender::MUIDrawManager& drawManager, const MHWRender::MFrameContext& frameContext ) { drawManager.beginDrawable(); drawManager.setColor( MColor( 0.95f, 0.5f, 0.1f ) ); drawManager.text( MPoint( 0, 2, 0 ), MString("UI draw test in user operation") ); drawManager.line( MPoint( 0, 0, 0), MPoint( 0, 2, 0 ) ); drawManager.setColor( MColor( 1.0f, 1.0f, 1.0f ) ); drawManager.sphere( MPoint( 0, 2, 0 ), 0.8, false ); drawManager.setColor( MColor( 0.95f, 0.5f, 0.1f, 0.4f ) ); drawManager.sphere( MPoint( 0, 2, 0 ), 0.8, true ); drawManager.endDrawable(); }
void uiDrawManagerDrawOverride::addUIDrawables( const MDagPath& objPath, MHWRender::MUIDrawManager& drawManager, const MHWRender::MFrameContext& frameContext, const MUserData* data) { const uiDrawManagerData* thisdata = dynamic_cast<const uiDrawManagerData*>(data); if (!thisdata) { return; } switch (thisdata->fUIType) { case uiDrawManager::kText: { // Draw a text "uiDrawManager" // All drawing operations must take place between calls to beginDrawable() // and endDrawable(). drawManager.beginDrawable(); drawManager.setColor(thisdata->fColor); drawManager.setFontSize(thisdata->fTextFontSize); drawManager.setFontIncline(thisdata->fTextIncline); drawManager.setFontWeight(thisdata->fTextWeight); drawManager.setFontStretch(thisdata->fTextStretch); drawManager.setFontLine(thisdata->fTextLine); MString faceName = uiDrawManagerData::fFontList[thisdata->fFontFaceIndex]; drawManager.setFontName(faceName); int boxSize[] = { thisdata->fTextBoxWidth, thisdata->fTextBoxHeight }; if (thisdata->fDraw2D) { // uiDrawManagerData::fPosition gives a screen space position // where 2D UI item is located. drawManager.text2d(thisdata->fPosition, thisdata->fText, thisdata->fTextAlignment, boxSize[0]+boxSize[1] == 0 ? NULL : boxSize, &thisdata->fTextBoxColor, false); } else { // for 3D items, place it at the origin of the world space. drawManager.text(thisdata->fPosition, thisdata->fText, thisdata->fTextAlignment, boxSize[0]+boxSize[1] == 0 ? NULL : boxSize, &thisdata->fTextBoxColor, false); } drawManager.endDrawable(); } break; case uiDrawManager::kLine: case uiDrawManager::kLineList: case uiDrawManager::kLineStrip: { drawManager.beginDrawable(); drawManager.setColor(thisdata->fColor); drawManager.setLineWidth(thisdata->fLineWidth); drawManager.setLineStyle(thisdata->fLineStyle); if (thisdata->fUIType == uiDrawManager::kLineStrip) drawManager.lineStrip(thisdata->fLines, thisdata->fDraw2D); else drawManager.lineList(thisdata->fLines, thisdata->fDraw2D); drawManager.endDrawable(); } break; case uiDrawManager::kPoint: case uiDrawManager::kPointList: { drawManager.beginDrawable(); drawManager.setColor(thisdata->fColor); drawManager.setPointSize(thisdata->fPointSize); drawManager.points(thisdata->fPoints, thisdata->fDraw2D); drawManager.endDrawable(); } break; case uiDrawManager::kRect: { drawManager.beginDrawable(); drawManager.setColor(thisdata->fColor); drawManager.setLineWidth(thisdata->fLineWidth); drawManager.setLineStyle(thisdata->fLineStyle); drawManager.setPaintStyle(thisdata->fShaded ? MUIDrawManager::kShaded : MUIDrawManager::kFlat); if (thisdata->fDraw2D) { // For 2d rectangle, an up vector in screen space is used to determine its X // and Y directions. In addition, "fRectScaleX" and "fRectScaleY"(in pixels) // specify the half-lengths of the 2d rectangle. drawManager.rect2d(thisdata->fPosition, thisdata->fRectUp, thisdata->fRectScaleX, thisdata->fRectScaleY, thisdata->fIsFilled); } else { // For 3d rectangle, the up vector should not be parallel with the normal vector. drawManager.rect(thisdata->fPosition, thisdata->fRectUp, thisdata->fRectNormal, thisdata->fRectScaleX, thisdata->fRectScaleY, thisdata->fIsFilled); } drawManager.endDrawable(); } break; case uiDrawManager::kQuad: { drawManager.beginDrawable(); drawManager.setColor(thisdata->fColor); drawManager.setLineWidth(thisdata->fLineWidth); drawManager.setLineStyle(thisdata->fLineStyle); // prepare primitive type MUIDrawManager::Primitive mode = thisdata->fIsFilled ? MUIDrawManager::kTriStrip : MUIDrawManager::kClosedLine; // prepare position list MPointArray position; for (int i = 0; i < 4; ++i) { position.append(thisdata->fQuadVertex[i]); } // prepare index MUintArray index; index.append(0); index.append(1); index.append(3); index.append(2); // draw mesh drawManager.setPaintStyle(thisdata->fShaded ? MUIDrawManager::kShaded : MUIDrawManager::kFlat); if (thisdata->fDraw2D) { drawManager.mesh2d(mode, position, NULL, thisdata->fIsFilled ? &index : NULL); } else { drawManager.mesh(mode, position, NULL, NULL, thisdata->fIsFilled ? &index : NULL); } drawManager.endDrawable(); } break; case uiDrawManager::kSphere: { drawManager.beginDrawable(); drawManager.setColor(thisdata->fColor); drawManager.setLineWidth(thisdata->fLineWidth); drawManager.setLineStyle(thisdata->fLineStyle); drawManager.setPaintStyle(thisdata->fShaded ? MUIDrawManager::kShaded : MUIDrawManager::kFlat); drawManager.sphere(thisdata->fPosition, thisdata->fRadius, thisdata->fIsFilled); drawManager.endDrawable(); } break; case uiDrawManager::kCircle: { drawManager.beginDrawable(); drawManager.setColor(thisdata->fColor); drawManager.setLineWidth(thisdata->fLineWidth); drawManager.setLineStyle(thisdata->fLineStyle); drawManager.setPaintStyle(thisdata->fShaded ? MUIDrawManager::kShaded : MUIDrawManager::kFlat); if (thisdata->fDraw2D) { // The radius in specified as pixel unit for 2d items. drawManager.circle2d(thisdata->fPosition, thisdata->fRadius, thisdata->fIsFilled); } else { drawManager.circle(thisdata->fPosition, thisdata->fCircleNormal, thisdata->fRadius, thisdata->fIsFilled); } drawManager.endDrawable(); } break; case uiDrawManager::kArc: { drawManager.beginDrawable(); drawManager.setColor(thisdata->fColor); drawManager.setLineWidth(thisdata->fLineWidth); drawManager.setLineStyle(thisdata->fLineStyle); drawManager.setPaintStyle(thisdata->fShaded ? MUIDrawManager::kShaded : MUIDrawManager::kFlat); if (thisdata->fDraw2D) { // If 2d, the range of the arc is defined by the start and end vectors // specified in screen space. drawManager.arc2d(thisdata->fPosition, thisdata->fArcStart, thisdata->fArcEnd, thisdata->fRadius, thisdata->fIsFilled); } else { // For 3d arc, the projections of the start and end vectors onto the arc plane( // determined by the normal vector) determine the range of the arc. drawManager.arc(thisdata->fPosition, thisdata->fArcStart, thisdata->fArcEnd, thisdata->fArcNormal, thisdata->fRadius, thisdata->fIsFilled); } drawManager.endDrawable(); } break; case uiDrawManager::kIcon: { MString iconName = uiDrawManagerData::fIconList[thisdata->fIconIndex]; drawManager.beginDrawable(); drawManager.setColor(thisdata->fColor); drawManager.icon(thisdata->fPosition, iconName, thisdata->fIconScale); drawManager.endDrawable(); } break; case uiDrawManager::kCone: { drawManager.beginDrawable(); drawManager.setColor(thisdata->fColor); drawManager.setLineWidth(thisdata->fLineWidth); drawManager.setLineStyle(thisdata->fLineStyle); drawManager.setPaintStyle(thisdata->fShaded ? MUIDrawManager::kShaded : MUIDrawManager::kFlat); drawManager.cone(thisdata->fPosition, thisdata->fConeDirection, thisdata->fRadius, thisdata->fConeHeight, thisdata->fIsFilled); drawManager.endDrawable(); } break; case uiDrawManager::kBox: { drawManager.beginDrawable(); drawManager.setColor(thisdata->fColor); drawManager.setLineWidth(thisdata->fLineWidth); drawManager.setLineStyle(thisdata->fLineStyle); drawManager.setPaintStyle(thisdata->fShaded ? MUIDrawManager::kShaded : MUIDrawManager::kFlat); drawManager.box(thisdata->fPosition, thisdata->fBoxUp, thisdata->fBoxRight, thisdata->fBoxScale[0], thisdata->fBoxScale[1], thisdata->fBoxScale[2], thisdata->fIsFilled); drawManager.endDrawable(); } break; default: perror("unhandled ui types."); break; } }