1. \u0417\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c VS, \u041e\u0442\u043a\u0440\u044b\u0432\u0430\u0435\u043c C:\\CPP\\a997modeler<\/em>\\p_windows\\p_windows.sln<\/em>.<\/p>\n\n\n\n \u0412\u043e\u0437\u044c\u043c\u0435\u043c \u043a\u0430\u0440\u0442\u0438\u043d\u043a\u0443 C:\\CPP\\a997modeler\\dt\\sample_img.png<\/strong><\/em> \u0438\u0437 \u043f\u0440\u0435\u0434\u044b\u0434\u0443\u0449\u0438\u0445 \u0433\u043b\u0430\u0432.<\/p>\n\n\n\n \u0414\u043e\u043f\u0443\u0441\u0442\u0438\u043c, \u043c\u044b \u0445\u043e\u0442\u0438\u043c \u043d\u0435 \u0432\u0441\u044e \u043a\u0430\u0440\u0442\u0438\u043d\u0443, \u0430 \u0442\u043e\u043b\u044c\u043a\u043e 256×128 \u0444\u0440\u0430\u0433\u043c\u0435\u043d\u0442 \u0441 11×12 \u043f\u043e\u0437\u0438\u0446\u0438\u0438 (2 \u043b\u0435\u0432\u044b\u0445 \u0440\u044b\u0446\u0430\u0440\u044f):<\/p>\n\n\n\n <\/p>\n\n\n\n \u0422\u0430\u043a\u0436\u0435, \u0441\u043a\u0430\u0436\u0435\u043c, \u043c\u044b \u0445\u043e\u0442\u0438\u043c \u043f\u0435\u0440\u0435\u0432\u0435\u0440\u043d\u0443\u0442\u044c \u0435\u0435 \u0432\u0432\u0435\u0440\u0445 \u043d\u043e\u0433\u0430\u043c\u0438.<\/p>\n\n\n\n \u0412\u043e-\u043f\u0435\u0440\u0432\u044b\u0445, \u043d\u0430\u043c \u043d\u0430\u0434\u043e \u043f\u0435\u0440\u0435\u0441\u0447\u0438\u0442\u0430\u0442\u044c \u044d\u0442\u0438 \u0447\u0438\u0441\u043b\u0430 \u0432 GL-\u043e\u0432\u0441\u043a\u0438\u0439 “tUV” \u0444\u043e\u0440\u043c\u0430\u0442, \u043e\u0442 0 \u0434\u043e 1. \u041f\u043e\u0442\u043e\u043c \u043d\u0430\u0434\u043e \u0440\u0435\u043e\u0440\u0433\u0430\u043d\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u043d\u044b\u0435 \u043a\u043e\u043e\u0440\u0434\u0438\u043d\u0430\u0442\u044b \u0447\u0442\u043e\u0431\u044b \u043e\u0442\u0440\u0430\u0437\u0438\u0442\u044c \u0440\u0430\u0437\u0432\u043e\u0440\u043e\u0442. \u0421\u0434\u0435\u043b\u0430\u0435\u043c \u044d\u0442\u043e \u0432 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e\u043c \u043a\u043b\u0430\u0441\u0441\u0435.<\/p>\n\n\n\n 2. \u041f\u043e\u0434 modeler <\/em>\u0434\u043e\u0431\u0430\u0432\u0438\u043c \u043d\u043e\u0432\u044b\u0439 header file TexCoords.h<\/strong><\/p>\n\n\n\n Location – C:\\CPP\\engine\\modeler<\/em><\/p>\n\n\n\n \u041a\u043e\u0434:<\/p>\n\n\n <\/p>\n\n\n\n 3. \u041f\u043e\u0434 modeler <\/em>\u0434\u043e\u0431\u0430\u0432\u0438\u043c \u043d\u043e\u0432\u044b\u0439 C++ file TexCoords.cpp<\/strong><\/p>\n\n\n\n Location – C:\\CPP\\engine\\modeler<\/em><\/p>\n\n\n\n \u041a\u043e\u0434:<\/p>\n\n\n <\/p>\n\n\n\n \u0412 TheGame.cpp<\/em> \u0432\u043c\u0435\u0441\u0442\u043e \u0441\u043c\u0435\u043d\u044b \u0446\u0432\u0435\u0442\u0430 \u0434\u043b\u044f \u043f\u0440\u0430\u0432\u043e\u0439 \u0441\u0442\u043e\u0440\u043e\u043d\u044b, \u0437\u0430\u043c\u0435\u043d\u0438\u043c Material \u0446\u0435\u043b\u0438\u043a\u043e\u043c. \u0415\u0449\u0435 \u0431\u0443\u0434\u0435\u0442 \u043d\u0443\u0436\u043d\u043e \u043f\u0435\u0440\u0435\u0434\u0430\u0442\u044c \u0442\u0435\u043a\u0441\u0442\u0443\u0440\u043d\u044b\u0435 \u043a\u043e\u043e\u0440\u0434\u0438\u043d\u0430\u0442\u044b TexCoords <\/em>\u0432 \u0444\u0443\u043d\u043a\u0446\u0438\u044e pMB->buildBoxFace<\/em>.<\/p>\n\n\n\n 4. \u0417\u0430\u043c\u0435\u043d\u0438\u043c TheGame.cpp<\/em> \u043a\u043e\u0434 \u043d\u0430:<\/p>\n\n\n <\/p>\n\n\n\n \u0422\u0435\u043f\u0435\u0440\u044c \u0432 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 ModelBuilder::buildBoxFace(\u2026)<\/em> \u0443 \u043d\u0430\u0441 \u043d\u043e\u0432\u044b\u0435 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u044b TexCoords*<\/em>. \u0418 \u043d\u043e\u0432\u0430\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u044f ModelBuilder::groupApplyTexture2(\u2026)<\/em>.<\/p>\n\n\n\n 5. \u0417\u0430\u043c\u0435\u043d\u0438\u043c ModelBuilder.h<\/em> \u043a\u043e\u0434 \u043d\u0430:<\/p>\n\n\n <\/p>\n\n\n\n 6. \u0417\u0430\u043c\u0435\u043d\u0438\u043c ModelBuilder.cpp<\/em> \u0435\u043e\u0434 \u043d\u0430: <\/p>\n\n\n <\/p>\n\n\n\n 7. \u041a\u043e\u043c\u043f\u0438\u043b\u044f\u0446\u0438\u044f \u0438 \u0437\u0430\u043f\u0443\u0441\u043a:<\/p>\n\n\n\n <\/p>\n\n\n\n
\n\n\n\n![](\"https:\/\/writingagame.com\/img\/b01\/c21\/01.jpg\")
<\/p>\n\n\n\n
\n\n\n\n\n#pragma once\n#include <string>\n\nclass TexCoords\n{\npublic:\n\tfloat tuvTopLeft[2] = { 0.0f,0.0f };\n\tfloat tuvBottomRight[2] = { 1.0f,1.0f };\npublic:\n\tvoid set(int texN, float x, float y, float w, float h, std::string flip) { set(this, texN, x, y, w, h, flip); };\n\tstatic void set(TexCoords* pTC, int texN, float x, float y, float w, float h, std::string flipStr);\n\tstatic void set_GL(TexCoords* pTC, float x, float y, float w, float h, std::string flipStr);\n\tstatic void flip(TexCoords* pTC, std::string flipStr); \/\/possible flips: "90" (CCW), "-90" (CW), "180", "h" (horizontal), "v" (vertical) \n};\n\n<\/pre><\/div>\n\n\n
\n\n\n\n\n#include "TexCoords.h"\n#include "Texture.h"\n\nvoid TexCoords::set(TexCoords* pTC, int texN, float x, float y, float w, float h, std::string flipStr) {\n\tif (texN < 0)\n\t\treturn;\n\tTexture* pTex = Texture::textures.at(texN);\n\tx = x \/ pTex->size[0];\n\ty = y \/ pTex->size[1];\n\tw = w \/ pTex->size[0];\n\th = h \/ pTex->size[1];\n\tset_GL(pTC, x, y, w, h, flipStr);\n}\nvoid TexCoords::set_GL(TexCoords* pTC, float x, float y, float w, float h, std::string flipStr) {\n\t\/\/assuming that x,y,w,h - in GL 0-to-1 format\n\tpTC->tuvTopLeft[0] = x;\n\tpTC->tuvTopLeft[1] = y;\n\tpTC->tuvBottomRight[0] = x + w;\n\tpTC->tuvBottomRight[1] = y + h;\n\tflip(pTC, flipStr);\n}\nvoid TexCoords::flip(TexCoords* pTC, std::string flipStr) {\n\t\/\/possible flips: "90" (CCW), "-90" (CW), "180", "h" (horizontal), "v" (vertical) \n\tif (flipStr.compare("") == 0)\n\t\treturn;\n\tTexCoords outTC;\n\tif (flipStr.find("90") == 0) { \/\/CCW\n\t\toutTC.tuvTopLeft[0] = pTC->tuvBottomRight[0];\n\t\toutTC.tuvTopLeft[1] = pTC->tuvTopLeft[1];\n\t\toutTC.tuvBottomRight[0] = pTC->tuvTopLeft[0];\n\t\toutTC.tuvBottomRight[1] = pTC->tuvBottomRight[1];\n\t}\n\telse if (flipStr.find("-90") == 0) { \/\/CW\n\t\toutTC.tuvTopLeft[0] = pTC->tuvTopLeft[0];\n\t\toutTC.tuvTopLeft[1] = pTC->tuvBottomRight[1];\n\t\toutTC.tuvBottomRight[0] = pTC->tuvBottomRight[0];\n\t\toutTC.tuvBottomRight[1] = pTC->tuvTopLeft[1];\n\t}\n\telse if (flipStr.find("180") == 0) {\n\t\toutTC.tuvTopLeft[0] = pTC->tuvBottomRight[0];\n\t\toutTC.tuvTopLeft[1] = pTC->tuvBottomRight[1];\n\t\toutTC.tuvBottomRight[0] = pTC->tuvTopLeft[0];\n\t\toutTC.tuvBottomRight[1] = pTC->tuvTopLeft[1];\n\t}\n\telse if (flipStr.find("h") == 0) { \/\/horizontal\n\t\toutTC.tuvTopLeft[0] = pTC->tuvBottomRight[0];\n\t\toutTC.tuvTopLeft[1] = pTC->tuvTopLeft[1];\n\t\toutTC.tuvBottomRight[0] = pTC->tuvTopLeft[0];\n\t\toutTC.tuvBottomRight[1] = pTC->tuvBottomRight[1];\n\t}\n\telse if (flipStr.find("v") == 0) { \/\/vertical\n\t\toutTC.tuvTopLeft[0] = pTC->tuvTopLeft[0];\n\t\toutTC.tuvTopLeft[1] = pTC->tuvBottomRight[1];\n\t\toutTC.tuvBottomRight[0] = pTC->tuvBottomRight[0];\n\t\toutTC.tuvBottomRight[1] = pTC->tuvTopLeft[1];\n\t}\n\tmemcpy(pTC, &outTC, sizeof(TexCoords));\n}\n\n<\/pre><\/div>\n\n\n
\n\n\n\n\n#include "TheGame.h"\n#include "platform.h"\n#include "utils.h"\n#include "linmath.h"\n#include "Texture.h"\n#include "Shader.h"\n#include "DrawJob.h"\n#include "ModelBuilder.h"\n#include "TexCoords.h"\n\nextern std::string filesRoot;\n\nstd::vector<GameSubj*> TheGame::gameSubjs;\n\nint TheGame::getReady() {\n bExitGame = false;\n Shader::loadShaders();\n glEnable(GL_CULL_FACE);\n\n \/\/=== create box ========================\n GameSubj* pGS = new GameSubj();\n gameSubjs.push_back(pGS);\n\n pGS->name.assign("box1");\n pGS->ownCoords.setPosition(0, 0, 0);\n pGS->ownCoords.setDegrees(0, 0, 0);\n pGS->ownSpeed.setDegrees(0,1,0);\n\n ModelBuilder* pMB = new ModelBuilder();\n pMB->useSubjN(gameSubjs.size() - 1);\n\n \/\/define VirtualShape\n VirtualShape vs;\n vs.setShapeType("box-tank");\n vs.whl[0] = 60;\n vs.whl[1] = 160;\n vs.whl[2] = 390;\n vs.setExt(20);\n vs.extD = 0;\n vs.extF = 0; \/\/to make front face "flat"\n vs.sectionsR = 2;\n\n Material mt;\n \/\/define material - flat red\n mt.shaderN = Shader::spN_phong_ucolor;\n mt.primitiveType = GL_TRIANGLES;\n mt.uColor.setRGBA(255, 0, 0,255); \/\/red\n pMB->useMaterial(&mt);\n\n pMB->buildBoxFace(pMB,"front v", &vs);\n pMB->buildBoxFace(pMB, "back v", &vs);\n pMB->buildBoxFace(pMB, "top", &vs);\n pMB->buildBoxFace(pMB, "bottom", &vs);\n pMB->buildBoxFace(pMB, "left all", &vs);\n\n mt.uColor.clear(); \/\/ set to zero;\n mt.uTex0 = Texture::loadTexture(filesRoot + "\/dt\/sample_img.png");\n mt.shaderN = Shader::spN_flat_tex;\n pMB->useMaterial(&mt);\n TexCoords tc;\n tc.set(mt.uTex0, 11, 12, 256, 128, "180");\n pMB->buildBoxFace(pMB, "right all", &vs, &tc);\n\n pMB->buildDrawJobs(gameSubjs);\n\n delete pMB;\n\n \/\/===== set up camera\n v3set(mainCamera.ownCoords.pos, 0, 200, 1000); \/\/set position\n float cameraDir[3];\n v3set(cameraDir, 0, -200, -1000); \/\/set direction vector\n float cameraYawDg = v3yawDg(cameraDir);\n float cameraPitchDg = v3pitchDg(cameraDir);\n \/\/mylog("cameraYaw=%f, cameraPitch=%f\\n", cameraYawDg, cameraPitchDg);\n\n mainCamera.ownCoords.setDegrees(cameraPitchDg, cameraYawDg, 0);\n float cameraUp[4] = { 0,1,0,0 }; \/\/y - up\n mat4x4_mul_vec4plus(cameraUp, *mainCamera.ownCoords.getRotationMatrix(), cameraUp, 0);\n\n mat4x4_look_at(mainCamera.lookAtMatrix, mainCamera.ownCoords.pos, pGS->ownCoords.pos, cameraUp);\n\n \/\/===== set up light\n v3set(dirToMainLight, -1, 1, 1);\n vec3_norm(dirToMainLight, dirToMainLight);\n\n return 1;\n}\nint TheGame::drawFrame() {\n myPollEvents();\n\n \/\/glClearColor(0.0, 0.0, 0.5, 1.0);\n glClear(GL_COLOR_BUFFER_BIT);\n\n \/\/calculate halfVector\n float dirToCamera[4] = { 0,0,-1,0 }; \/\/-z\n mat4x4_mul_vec4plus(dirToCamera, *mainCamera.ownCoords.getRotationMatrix(), dirToCamera, 0);\n\n float uHalfVector[4] = { 0,0,0,0 };\n for (int i = 0; i < 3; i++)\n uHalfVector[i] = (dirToCamera[i] + dirToMainLight[i]) \/ 2;\n vec3_norm(uHalfVector, uHalfVector);\n\n mat4x4 mProjection, mViewProjection, mMVP, mMV4x4;\n \/\/mat4x4_ortho(mProjection, -(float)screenSize[0] \/ 2, (float)screenSize[0] \/ 2, -(float)screenSize[1] \/ 2, (float)screenSize[1] \/ 2, 100.f, 500.f);\n mat4x4_perspective(mProjection, 3.14f \/ 6.0f, (float)screenSize[0] \/ screenSize[1], 700.f, 1300.f);\n mat4x4_mul(mViewProjection, mProjection, mainCamera.lookAtMatrix);\n \/\/mViewProjection[1][3] = 0; \/\/keystone effect\n\n \/\/scan subjects\n int subjsN = gameSubjs.size();\n for (int subjN = 0; subjN < subjsN; subjN++) {\n GameSubj* pGS = gameSubjs.at(subjN);\n \/\/behavior - apply rotation speed\n pGS->moveSubj();\n \/\/prepare subject for rendering\n pGS->buildModelMatrix(pGS);\n \/\/build MVP matrix for given subject\n mat4x4_mul(mMVP, mViewProjection, pGS->ownModelMatrix);\n \/\/build Model-View (rotation) matrix for normals\n mat4x4_mul(mMV4x4, mainCamera.lookAtMatrix, (vec4*)pGS->ownCoords.getRotationMatrix());\n \/\/convert to 3x3 matrix\n float mMV3x3[3][3];\n for (int y = 0; y < 3; y++)\n for (int x = 0; x < 3; x++)\n mMV3x3[y][x] = mMV4x4[y][x];\n \/\/render subject\n for (int i = 0; i < pGS->djTotalN; i++) {\n DrawJob* pDJ = DrawJob::drawJobs.at(pGS->djStartN + i);\n pDJ->execute((float*)mMVP, *mMV3x3, dirToMainLight, uHalfVector, NULL);\n }\n }\n mySwapBuffers();\n return 1;\n}\n\nint TheGame::cleanUp() {\n int itemsN = gameSubjs.size();\n \/\/delete all UISubjs\n for (int i = 0; i < itemsN; i++) {\n GameSubj* pGS = gameSubjs.at(i);\n delete pGS;\n }\n gameSubjs.clear();\n \/\/clear all other classes\n Texture::cleanUp();\n Shader::cleanUp();\n DrawJob::cleanUp();\n return 1;\n}\nint TheGame::onScreenResize(int width, int height) {\n if (screenSize[0] == width && screenSize[1] == height)\n return 0;\n screenSize[0] = width;\n screenSize[1] = height;\n screenRatio = (float)width \/ (float)height;\n glViewport(0, 0, width, height);\n mylog(" screen size %d x %d\\n", width, height);\n return 1;\n}\nint TheGame::run() {\n getReady();\n while (!bExitGame) {\n drawFrame();\n }\n cleanUp();\n return 1;\n}\n\n<\/pre><\/div>\n\n\n
\n\n\n\n\n#pragma once\n#include "ModelBuilder1base.h"\n#include "TexCoords.h"\n\nclass ModelBuilder : public ModelBuilder1base\n{\npublic:\n\tvirtual ~ModelBuilder();\n\tstatic int buildFace(ModelBuilder* pMB, std::string applyTo, VirtualShape* pVS, TexCoords* pTC = NULL, TexCoords* pTC2nm = NULL);\n\tstatic int buildBoxFace(ModelBuilder* pMB, std::string applyTo, VirtualShape* pVS, TexCoords* pTC = NULL, TexCoords* pTC2nm = NULL);\n\tstatic int buildBoxFacePlain(ModelBuilder* pMB, std::string applyTo, VirtualShape* pVS);\n\tstatic int buildBoxFaceTank(ModelBuilder* pMB, std::string applyTo, VirtualShape* pVS);\n\tstatic int cylinderWrap(ModelBuilder* pMB, VirtualShape* pVS, float angleFrom, float angleTo);\n\tstatic int capWrap(ModelBuilder* pMB, VirtualShape* pVS, float angleFrom, float angleTo);\n\tstatic int groupApplyTexture2(ModelBuilder* pMB, std::string applyTo, TexCoords* pTC, bool isNormakMap);\n};\n\n<\/pre><\/div>\n\n\n
\n\n\n\n\n#include "ModelBuilder.h"\n#include "platform.h"\n#include "utils.h"\n#include "DrawJob.h"\n#include "Shader.h"\n\nextern float degrees2radians;\n\nModelBuilder::~ModelBuilder() {\n}\n\nint ModelBuilder::buildFace(ModelBuilder* pMB, std::string applyTo, VirtualShape* pVS, TexCoords* pTC, TexCoords* pTC2nm) {\n\tif (strstr(pVS->shapeType, "box") == pVS->shapeType)\n\t\treturn buildBoxFace(pMB, applyTo, pVS, pTC, pTC2nm);\n\treturn -1;\n}\nint ModelBuilder::buildBoxFace(ModelBuilder* pMB, std::string applyTo, VirtualShape* pVS, TexCoords* pTC, TexCoords* pTC2nm) {\n\t\/\/this code is for simple box\n\tVirtualShape vs; \/\/face VS, \n\tmat4x4 transformMatrix = { 1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1 };\n\tvs.sectionsR = pVS->sectionsR;\n\t\/\/rotate desirable side to face us. \n\tif (applyTo.find("front") == 0) {\n\t\t\/\/Side <front> is facing us as is.\n\t\tvs.whl[0] = pVS->whl[0];\n\t\tvs.whl[1] = pVS->whl[1];\n\t\tvs.sections[0] = pVS->sections[0];\n\t\tvs.sections[1] = pVS->sections[1];\n\t\t\/\/extensions\n\t\tvs.extF = pVS->extF;\n\t\tvs.extL = pVS->extL;\n\t\tvs.extR = pVS->extR;\n\t\tvs.extU = pVS->extU;\n\t\tvs.extD = pVS->extD;\n\t\t\/\/define how to move\/place generated face back to the VirtualShape\n\t\t\/\/just shift closer to us by length\/2\n\t\tmat4x4_translate(transformMatrix, 0, 0, pVS->whl[2] \/ 2);\n\t}\n\telse if (applyTo.find("back") == 0) {\n\t\tvs.whl[0] = pVS->whl[0];\n\t\tvs.whl[1] = pVS->whl[1];\n\t\tvs.sections[0] = pVS->sections[0];\n\t\tvs.sections[1] = pVS->sections[1];\n\t\t\/\/extensions\n\t\tvs.extF = pVS->extB;\n\t\tvs.extL = pVS->extR;\n\t\tvs.extR = pVS->extL;\n\t\tvs.extU = pVS->extU;\n\t\tvs.extD = pVS->extD;\n\t\t\/\/rotate 180 degrees around Y and shift farther from us by half-length\n\t\tmat4x4_translate(transformMatrix, 0, 0, -pVS->whl[2] \/ 2);\n\t\tmat4x4_rotate_Y(transformMatrix, transformMatrix, degrees2radians * 180);\n\t}\n\telse if (applyTo.find("left") == 0) {\n\t\tvs.whl[0] = pVS->whl[2]; \/\/width = original length\n\t\tvs.whl[1] = pVS->whl[1];\n\t\tvs.sections[0] = pVS->sections[2];\n\t\tvs.sections[1] = pVS->sections[1];\n\t\t\/\/extensions\n\t\tvs.extF = pVS->extL;\n\t\tvs.extL = pVS->extB;\n\t\tvs.extR = pVS->extF;\n\t\tvs.extU = pVS->extU;\n\t\tvs.extD = pVS->extD;\n\t\t\/\/rotate -90 degrees around Y (CW) and shift half-width to the left\n\t\tmat4x4_translate(transformMatrix, -pVS->whl[0] \/ 2, 0, 0);\n\t\tmat4x4_rotate_Y(transformMatrix, transformMatrix, -degrees2radians * 90);\n\t}\n\telse if (applyTo.find("right") == 0) {\n\t\tvs.whl[0] = pVS->whl[2]; \/\/width = original length\n\t\tvs.whl[1] = pVS->whl[1];\n\t\tvs.sections[0] = pVS->sections[2];\n\t\tvs.sections[1] = pVS->sections[1];\n\t\t\/\/extensions\n\t\tvs.extF = pVS->extR;\n\t\tvs.extL = pVS->extF;\n\t\tvs.extR = pVS->extB;\n\t\tvs.extU = pVS->extU;\n\t\tvs.extD = pVS->extD;\n\t\t\/\/rotate +90 degrees around Y (CCW) and shift half-width to the right\n\t\tmat4x4_translate(transformMatrix, pVS->whl[0] \/ 2, 0, 0);\n\t\tmat4x4_rotate_Y(transformMatrix, transformMatrix, degrees2radians * 90);\n\t}\n\telse if (applyTo.find("top") == 0) {\n\t\tvs.whl[0] = pVS->whl[0];\n\t\tvs.whl[1] = pVS->whl[2]; \/\/height = original length\n\t\tvs.sections[0] = pVS->sections[0];\n\t\tvs.sections[1] = pVS->sections[2];\n\t\t\/\/extensions\n\t\tvs.extF = pVS->extU;\n\t\tvs.extL = pVS->extR;\n\t\tvs.extR = pVS->extL;\n\t\tvs.extU = pVS->extF;\n\t\tvs.extD = pVS->extB;\n\t\t\/\/rotate -90 degrees around X (CW) and 180 around Y, and shift half-height up\n\t\tmat4x4_translate(transformMatrix, 0, pVS->whl[1] \/ 2, 0);\n\t\tmat4x4_rotate_Y(transformMatrix, transformMatrix, -degrees2radians * 180);\n\t\tmat4x4_rotate_X(transformMatrix, transformMatrix, -degrees2radians * 90);\n\t}\n\telse if (applyTo.find("bottom") == 0) {\n\t\tvs.whl[0] = pVS->whl[0];\n\t\tvs.whl[1] = pVS->whl[2]; \/\/height = original length\n\t\tvs.sections[0] = pVS->sections[0];\n\t\tvs.sections[1] = pVS->sections[2];\n\t\t\/\/extensions\n\t\tvs.extF = pVS->extD;\n\t\tvs.extL = pVS->extL;\n\t\tvs.extR = pVS->extR;\n\t\tvs.extU = pVS->extF;\n\t\tvs.extD = pVS->extB;\n\t\t\/\/rotate 90 around X (CCW) and shift half-height down\n\t\tmat4x4_translate(transformMatrix, 0, -pVS->whl[1] \/ 2, 0);\n\t\tmat4x4_rotate_X(transformMatrix, transformMatrix, degrees2radians * 90);\n\t}\n\tlockGroup(pMB);\n\t\/\/create vertices\n\tif (strstr(pVS->shapeType, "tank") != nullptr)\n\t\tbuildBoxFaceTank(pMB, applyTo, &vs);\n\telse\n\t\tbuildBoxFacePlain(pMB, applyTo, &vs);\n\n\tgroupApplyTexture2(pMB, "front", pTC, false);\n\tgroupApplyTexture2(pMB, "front", pTC2nm, true); \/\/for normal map\n\n\t\/\/move face to it's place (apply transform matrix)\n\tint vertsN = pMB->vertices.size();\n\tfor (int i = pMB->pCurrentGroup->fromVertexN; i < vertsN; i++) {\n\t\tVertex01* pVX = pMB->vertices.at(i);\n\t\tmat4x4_mul_vec4plus(pVX->aPos, transformMatrix, pVX->aPos, 1);\n\t\tmat4x4_mul_vec4plus(pVX->aNormal, transformMatrix, pVX->aNormal, 0);\n\t}\n\treleaseGroup(pMB);\n\treturn 1;\n}\nint ModelBuilder::buildBoxFacePlain(ModelBuilder* pMB, std::string applyTo, VirtualShape* pVS) {\n\tif (pVS->whl[0] == 0 || pVS->whl[1] == 0)\n\t\treturn 0;\n\t\/\/create vertices\n\tint sectionsX = pVS->sections[0];\n\tint sectionsY = pVS->sections[1];\n\tint pointsX = sectionsX + 1;\n\tint pointsY = sectionsY + 1;\n\tfloat stepX = pVS->whl[0] \/ sectionsX;\n\tfloat stepY = pVS->whl[1] \/ sectionsY;\n\tfloat kY = pVS->whl[1] \/ 2;\n\tfor (int iy = 0; iy < pointsY; iy++) {\n\t\tfloat kX = -pVS->whl[0] \/ 2;\n\t\tfor (int ix = 0; ix < pointsX; ix++) {\n\t\t\tint nSE = addVertex(pMB, kX, kY, pVS->extF, 0, 0, 1); \/\/vertex number on south-east\n\t\t\tif (iy > 0 && ix > 0) {\n\t\t\t\t\/\/add 2 triangles\n\t\t\t\tint nSW = nSE - 1; \/\/vertex number south-west\n\t\t\t\tint nNE = nSE - pointsX; \/\/north-east\n\t\t\t\tint nNW = nSW - pointsX; \/\/north-west\n\t\t\t\tadd2triangles(pMB, nNW, nNE, nSW, nSE, iy + ix);\n\t\t\t}\n\t\t\tkX += stepX;\n\t\t}\n\t\tkY -= stepY;\n\t}\n\treturn 1;\n}\nint ModelBuilder::buildBoxFaceTank(ModelBuilder* pMB, std::string applyTo, VirtualShape* pVS) {\n\t\/\/for diamond effect - sectionsRad=1, don't merge normals\n\tbool drawMiddle = true;\n\t\/\/edges\n\tbool drawTop = false;\n\tbool drawBottom = false;\n\tbool drawLeft = false;\n\tbool drawRight = false;\n\t\/\/corners\n\tbool drawTopLeft = false;\n\tbool drawTopRight = false;\n\tbool drawBottomLeft = false;\n\tbool drawBottomRight = false;\n\tif (pVS->extF == 0 || applyTo.find(" all") != std::string::npos) {\n\t\tdrawTop = true;\n\t\tdrawBottom = true;\n\t\tdrawLeft = true;\n\t\tdrawRight = true;\n\t\tdrawTopLeft = true;\n\t\tdrawTopRight = true;\n\t\tdrawBottomLeft = true;\n\t\tdrawBottomRight = true;\n\t}\n\telse if (applyTo.find(" h") != std::string::npos) {\n\t\tdrawLeft = true;\n\t\tdrawRight = true;\n\t}\n\telse if (applyTo.find(" v") != std::string::npos) {\n\t\tdrawTop = true;\n\t\tdrawBottom = true;\n\t}\n\tif (applyTo.find(" no") != std::string::npos) {\n\t\tif (applyTo.find(" noM") != std::string::npos) {\n\t\t\t\/\/middle\n\t\t\tif (applyTo.find(" noMrow") != std::string::npos) {\n\t\t\t\tdrawMiddle = false;\n\t\t\t\tdrawLeft = false;\n\t\t\t\tdrawRight = false;\n\t\t\t}\n\t\t\tif (applyTo.find(" noMcol") != std::string::npos) {\n\t\t\t\tdrawMiddle = false;\n\t\t\t\tdrawTop = false;\n\t\t\t\tdrawBottom = false;\n\t\t\t}\n\t\t\tif (applyTo.find(" noMid") != std::string::npos)\n\t\t\t\tdrawMiddle = false;\n\t\t}\n\t\tif (applyTo.find(" noN") != std::string::npos) {\n\t\t\t\/\/north\n\t\t\tif (applyTo.find(" noNrow") != std::string::npos) {\n\t\t\t\tdrawTop = false;\n\t\t\t\tdrawTopLeft = false;\n\t\t\t\tdrawTopRight = false;\n\t\t\t}\n\t\t\tif (applyTo.find(" noNedge") != std::string::npos)\n\t\t\t\tdrawTop = false;\n\t\t\tif (applyTo.find(" noNW") != std::string::npos)\n\t\t\t\tdrawTopLeft = false;\n\t\t\tif (applyTo.find(" noNE") != std::string::npos)\n\t\t\t\tdrawTopRight = false;\n\t\t}\n\t\tif (applyTo.find(" noS") != std::string::npos) {\n\t\t\t\/\/south\n\t\t\tif (applyTo.find(" noSrow") != std::string::npos) {\n\t\t\t\tdrawBottom = false;\n\t\t\t\tdrawBottomLeft = false;\n\t\t\t\tdrawBottomRight = false;\n\t\t\t}\n\t\t\tif (applyTo.find(" noSedge") != std::string::npos)\n\t\t\t\tdrawBottom = false;\n\t\t\tif (applyTo.find(" noSW") != std::string::npos)\n\t\t\t\tdrawBottomLeft = false;\n\t\t\tif (applyTo.find(" noSE") != std::string::npos)\n\t\t\t\tdrawBottomRight = false;\n\t\t}\n\t\tif (applyTo.find(" noW") != std::string::npos) {\n\t\t\t\/\/west\n\t\t\tif (applyTo.find(" noWcol") != std::string::npos) {\n\t\t\t\tdrawLeft = false;\n\t\t\t\tdrawTopLeft = false;\n\t\t\t\tdrawBottomLeft = false;\n\t\t\t}\n\t\t\tif (applyTo.find(" noWedge") != std::string::npos)\n\t\t\t\tdrawLeft = false;\n\t\t}\n\t\tif (applyTo.find(" noE") != std::string::npos) {\n\t\t\t\/\/east\n\t\t\tif (applyTo.find(" noEcol") != std::string::npos) {\n\t\t\t\tdrawRight = false;\n\t\t\t\tdrawTopRight = false;\n\t\t\t\tdrawBottomRight = false;\n\t\t\t}\n\t\t\tif (applyTo.find(" noEedge") != std::string::npos)\n\t\t\t\tdrawRight = false;\n\t\t}\n\t}\n\tlockGroup(pMB);\n\t\/\/middle\n\tif (pVS->whl[0] > 0 && pVS->whl[1] > 0 && drawMiddle) {\n\t\tbuildBoxFacePlain(pMB, applyTo, pVS);\n\t}\n\tVirtualShape vs;\n\t\/\/edges\n\t\/\/vs.type.assign("cylinder");\n\tvs.sectionsR = pVS->sectionsR;\n\tif (pVS->whl[0] > 0) {\n\t\tvs.sections[2] = pVS->sections[0]; \/\/cylinder Z sections n\n\t\tvs.whl[2] = pVS->whl[0]; \/\/cylinder length Z\n\t\tvs.whl[0] = pVS->extF * 2; \/\/cylinder diameter X\n\t\tif (pVS->extU > 0 && drawTop) {\n\t\t\tvs.whl[1] = pVS->extU * 2; \/\/cylinder diameter Y\n\t\t\tlockGroup(pMB);\n\t\t\tcylinderWrap(pMB, &vs, 0, 90);\n\t\t\t\/\/rotate -90 degrees around Y and shift up\n\t\t\tmoveGroupDg(pMB, 0, -90, 0, 0, pVS->whl[1] * 0.5f, 0);\n\t\t\treleaseGroup(pMB);\n\t\t}\n\t\tif (pVS->extD > 0 && drawBottom) {\n\t\t\tvs.whl[1] = pVS->extD * 2; \/\/cylinder diameter Y\n\t\t\tlockGroup(pMB);\n\t\t\tcylinderWrap(pMB, &vs, -90, 0);\n\t\t\t\/\/rotate -90 degrees around Y and shift down\n\t\t\tmoveGroupDg(pMB, 0, -90, 0, 0, -pVS->whl[1] * 0.5f, 0);\n\t\t\treleaseGroup(pMB);\n\t\t}\n\t}\n\tif (pVS->whl[1] > 0) {\n\t\tvs.sections[2] = pVS->sections[1]; \/\/cylinder Z sections n\n\t\tvs.whl[2] = pVS->whl[1]; \/\/cylinder length Z\n\t\tvs.whl[1] = pVS->extF * 2; \/\/cylinder diameter Y\n\t\tif (pVS->extL > 0 && drawLeft) {\n\t\t\tvs.whl[0] = pVS->extL * 2; \/\/cylinder diameter X\n\t\t\tlockGroup(pMB);\n\t\t\tcylinderWrap(pMB, &vs, 90, 180);\n\t\t\t\/\/rotate 90 degrees around Y and shift left\n\t\t\tmoveGroupDg(pMB, 90, 0, 0, -pVS->whl[0] * 0.5f, 0, 0);\n\t\t\treleaseGroup(pMB);\n\t\t}\n\t\tif (pVS->extR > 0 && drawRight) {\n\t\t\tvs.whl[0] = pVS->extR * 2; \/\/cylinder diameter X\n\t\t\tlockGroup(pMB);\n\t\t\tcylinderWrap(pMB, &vs, 0, 90);\n\t\t\t\/\/rotate 90 degrees around Y and shift left\n\t\t\tmoveGroupDg(pMB, 90, 0, 0, pVS->whl[0] * 0.5f, 0, 0);\n\t\t\treleaseGroup(pMB);\n\t\t}\n\t}\n\t\/\/corners\n\t\/\/vs.type.assign("cap");\n\tvs.sectionsR = pVS->sectionsR;\n\tvs.sections[2] = pVS->sectionsR;\n\tvs.whl[2] = pVS->extF;\n\tif (pVS->extU > 0) {\n\t\t\/\/top corners\n\t\tvs.whl[1] = pVS->extU * 2;\n\t\tif (pVS->extL > 0 && drawTopLeft) {\n\t\t\tvs.whl[0] = pVS->extL * 2;\n\t\t\tlockGroup(pMB);\n\t\t\tcapWrap(pMB, &vs, 90, 180);\n\t\t\t\/\/rotate 90 degrees around Y and shift left\n\t\t\tmoveGroupDg(pMB, 0, 0, 0, -pVS->whl[0] * 0.5f, pVS->whl[1] * 0.5f, 0);\n\t\t\treleaseGroup(pMB);\n\t\t}\n\t\tif (pVS->extR > 0 && drawTopRight) {\n\t\t\tvs.whl[0] = pVS->extR * 2;\n\t\t\tlockGroup(pMB);\n\t\t\tcapWrap(pMB, &vs, 0, 90);\n\t\t\t\/\/rotate 90 degrees around Y and shift left\n\t\t\tmoveGroupDg(pMB, 0, 0, 0, pVS->whl[0] * 0.5f, pVS->whl[1] * 0.5f, 0);\n\t\t\treleaseGroup(pMB);\n\n\t\t}\n\t}\n\tif (pVS->extD > 0) {\n\t\t\/\/bottom corners\n\t\tvs.whl[1] = pVS->extD * 2;\n\t\tif (pVS->extL > 0 && drawBottomLeft) {\n\t\t\tvs.whl[0] = pVS->extL * 2;\n\t\t\tlockGroup(pMB);\n\t\t\tcapWrap(pMB, &vs, -180, -90);\n\t\t\t\/\/rotate 90 degrees around Y and shift left\n\t\t\tmoveGroupDg(pMB, 0, 0, 0, -pVS->whl[0] * 0.5f, -pVS->whl[1] * 0.5f, 0);\n\t\t\treleaseGroup(pMB);\n\t\t}\n\t\tif (pVS->extR > 0 && drawBottomRight) {\n\t\t\tvs.whl[0] = pVS->extR * 2;\n\t\t\tlockGroup(pMB);\n\t\t\tcapWrap(pMB, &vs, -90, 0);\n\t\t\t\/\/rotate 90 degrees around Y and shift left\n\t\t\tmoveGroupDg(pMB, 0, 0, 0, pVS->whl[0] * 0.5f, -pVS->whl[1] * 0.5f, 0);\n\t\t\treleaseGroup(pMB);\n\t\t}\n\t}\n\tif (pVS->extF == 0) {\n\t\tint vertsN = pMB->vertices.size();\n\t\tfor (int i = pMB->pCurrentGroup->fromVertexN; i < vertsN; i++) {\n\t\t\tVertex01* pVX = pMB->vertices.at(i);\n\t\t\t\/\/normal\n\t\t\tv3set(pVX->aNormal, 0, 0, 1);\n\t\t}\n\t}\n\treleaseGroup(pMB);\n\treturn 1;\n}\n\nint ModelBuilder::cylinderWrap(ModelBuilder* pMB, VirtualShape* pVS, float angleFrom, float angleTo) {\n\t\/\/ angleFrom\/To - in degrees\n\tlockGroup(pMB);\n\tfloat stepZ = pVS->whl[2] \/ pVS->sections[2];\n\tfloat stepDg = (angleTo - angleFrom) \/ pVS->sectionsR; \/\/in degrees\n\tfor (int nz = 0; nz <= pVS->sections[2]; nz++) {\n\t\tfloat kz = stepZ * nz - pVS->whl[2] * 0.5f;\n\t\tfor (int rpn = 0; rpn <= pVS->sectionsR; rpn++) {\n\t\t\t\/\/ rpn - radial point number\n\t\t\tfloat angleRd = (angleFrom + stepDg * rpn) * degrees2radians;\n\t\t\tfloat kx = cosf(angleRd);\n\t\t\tfloat ky = sinf(angleRd);\n\t\t\tint nSE = addVertex(pMB, kx, ky, kz, kx, ky, 0);\n\t\t\tif (nz > 0 && rpn > 0) {\n\t\t\t\tint nSW = nSE - 1;\n\t\t\t\tint nNW = nSW - pVS->sectionsR - 1;\n\t\t\t\tint nNE = nSE - pVS->sectionsR - 1;\n\t\t\t\tadd2triangles(pMB, nNE, nNW, nSE, nSW, nz + rpn);\n\t\t\t}\n\t\t}\n\t}\n\t\/\/scale to desirable diameters\n\tmat4x4 transformMatrix = { 1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1 };\n\tmat4x4_scale_aniso(transformMatrix, transformMatrix, pVS->whl[0] * 0.5f, pVS->whl[1] * 0.5f, 1);\n\tint vertsN = pMB->vertices.size();\n\tfor (int i = pMB->pCurrentGroup->fromVertexN; i < vertsN; i++) {\n\t\tVertex01* pVX = pMB->vertices.at(i);\n\t\tmat4x4_mul_vec4plus(pVX->aPos, transformMatrix, pVX->aPos, 1);\n\t}\n\treleaseGroup(pMB);\n\treturn 1;\n}\nint ModelBuilder::capWrap(ModelBuilder* pMB, VirtualShape* pVS, float angleFrom, float angleTo) {\n\t\/\/ angleFrom\/To - in degrees\n\tlockGroup(pMB);\n\t\/\/center point\n\tint n0 = addVertex(pMB, 0, 0, 1, 0, 0, 1);\n\tfloat stepZdg = 90.0f \/ pVS->sections[2]; \/\/in degrees\n\tfloat stepRdg = (angleTo - angleFrom) \/ pVS->sectionsR; \/\/in degrees\n\tfor (int nz = 1; nz <= pVS->sections[2]; nz++) {\n\t\tfloat angleZrd = stepZdg * nz * degrees2radians;\n\t\tfloat kz = cosf(angleZrd);\n\t\tfloat R = sinf(angleZrd);\n\t\tfor (int rpn = 0; rpn <= pVS->sectionsR; rpn++) {\n\t\t\t\/\/ rpn - radial point number\n\t\t\tfloat angleRd = (angleFrom + stepRdg * rpn) * degrees2radians;\n\t\t\tfloat kx = cosf(angleRd) * R;\n\t\t\tfloat ky = sinf(angleRd) * R;\n\t\t\tint nSE = addVertex(pMB, kx, ky, kz, kx, ky, kz);\n\t\t\tif (rpn > 0) {\n\t\t\t\tif (nz == 1) {\n\t\t\t\t\tint nSW = nSE - 1;\n\t\t\t\t\taddTriangle(pMB, n0, nSW, nSE);\n\t\t\t\t}\n\t\t\t\telse {\n\t\t\t\t\tint nSW = nSE - 1;\n\t\t\t\t\tint nNW = nSW - pVS->sectionsR - 1;\n\t\t\t\t\tint nNE = nSE - pVS->sectionsR - 1;\n\t\t\t\t\tadd2triangles(pMB, nNW, nNE, nSW, nSE, nz + rpn);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\t\/\/scale to desirable diameters\n\tmat4x4 transformMatrix = { 1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1 };\n\tmat4x4_scale_aniso(transformMatrix, transformMatrix, pVS->whl[0] * 0.5f, pVS->whl[1] * 0.5f, pVS->whl[2]);\n\tint vertsN = pMB->vertices.size();\n\tfor (int i = pMB->pCurrentGroup->fromVertexN; i < vertsN; i++) {\n\t\tVertex01* pVX = pMB->vertices.at(i);\n\t\tmat4x4_mul_vec4plus(pVX->aPos, transformMatrix, pVX->aPos, 1);\n\t}\n\treleaseGroup(pMB);\n\treturn 1;\n}\nint ModelBuilder::groupApplyTexture2(ModelBuilder* pMB, std::string applyTo, TexCoords* pTC, bool isNormakMap) {\n\tif (pTC == NULL)\n\t\treturn 0;\n\tfloat posMin[3];\n\tfloat posMax[3];\n\tfloat posRange[3];\n\tfor (int i = 0; i < 3; i++) {\n\t\tposMin[i] = 1000000;\n\t\tposMax[i] = -1000000;\n\t}\n\tint vertsN = pMB->vertices.size();\n\tfor (int vN = pMB->pCurrentGroup->fromVertexN; vN < vertsN; vN++) {\n\t\tVertex01* pVX = pMB->vertices.at(vN);\n\t\tif (pVX->flag < 0) \/\/ignore\n\t\t\tcontinue;\n\t\tfor (int i = 0; i < 3; i++) {\n\t\t\tif (posMin[i] > pVX->aPos[i])\n\t\t\t\tposMin[i] = pVX->aPos[i];\n\t\t\tif (posMax[i] < pVX->aPos[i])\n\t\t\t\tposMax[i] = pVX->aPos[i];\n\t\t}\n\t}\n\t\/\/here we have coordinates range\n\tfor (int i = 0; i < 3; i++)\n\t\tposRange[i] = posMax[i] - posMin[i];\n\t\/\/for "front"\n\tint xRateIndex = 0;\n\tbool xRateInverse = false;\n\tint yRateIndex = 1;\n\tbool yRateInverse = true;\n\tif (applyTo.find("front") == 0)\n\t\t; \/\/do nothing\n\telse if (applyTo.find("back") == 0)\n\t\txRateInverse = true;\n\telse if (applyTo.find("left") == 0)\n\t\txRateIndex = 2;\n\telse if (applyTo.find("right") == 0) {\n\t\txRateIndex = 2;\n\t\txRateInverse = true;\n\t}\n\telse if (applyTo.find("top") == 0) {\n\t\txRateInverse = true;\n\t\tyRateIndex = 2;\n\t}\n\telse if (applyTo.find("bottom") == 0)\n\t\tyRateIndex = 2;\n\n\tfloat xRate = 0;\n\tfloat yRate = 0;\n\tfloat tuvRange[2];\n\ttuvRange[0] = pTC->tuvBottomRight[0] - pTC->tuvTopLeft[0];\n\ttuvRange[1] = pTC->tuvBottomRight[1] - pTC->tuvTopLeft[1];\n\tfor (int vN = pMB->pCurrentGroup->fromVertexN; vN < vertsN; vN++) {\n\t\tVertex01* pVX = pMB->vertices.at(vN);\n\t\tif (pVX->flag < 0) \/\/ignore\n\t\t\tcontinue;\n\n\t\tif (posRange[xRateIndex] == 0)\n\t\t\txRate = 0;\n\t\telse {\n\t\t\txRate = (pVX->aPos[xRateIndex] - posMin[xRateIndex]) \/ posRange[xRateIndex];\n\t\t\tif (xRateInverse)\n\t\t\t\txRate = 1.0f - xRate;\n\t\t}\n\t\tif (posRange[yRateIndex] == 0)\n\t\t\tyRate = 0;\n\t\telse {\n\t\t\tyRate = (pVX->aPos[yRateIndex] - posMin[yRateIndex]) \/ posRange[yRateIndex];\n\t\t\tif (yRateInverse)\n\t\t\t\tyRate = 1.0f - yRate;\n\t\t}\n\t\tfloat* pTuv = pVX->aTuv;\n\t\tif(isNormakMap)\n\t\t\tpTuv = pVX->aTuv2;\n\t\tpTuv[0] = pTC->tuvTopLeft[0] + tuvRange[0] * xRate;\n\t\tpTuv[1] = pTC->tuvTopLeft[1] + tuvRange[1] * yRate;\n\t}\n\treturn 1;\n}\n\n<\/pre><\/div>\n\n\n
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