Program *textureProg, *plainProg, *reflectProg, *pbrProg, *cursorProg;
-ControlWindow controlWindow;
-
std::vector<Skybox> skyboxes;
int activeSkybox = 0;
Assimp::Importer importer; // Need to keep this around, otherwise stuff disappears!
-Model *sceneModel;
+/* Model *sceneModel; */
glm::vec3 camPos = {0, 0, -5}, camFront = {0, 0, 1}, camUp = {0, 1, 0};
float fov = glm::radians(30.f), znear = 0.01f, zfar = 10000.f;
bool discoLights = false;
int windowWidth = 800, windowHeight = 600;
-
-enum Mode {
- Default,
- Blendshapes
-};
-Mode curMode;
-
float aspect() {
return (float)windowWidth / (float)windowHeight;
}
return res;
}
+bool keyStates[256] = {false};
+
+void keyboard(unsigned char key, int x, int y) {
+ keyStates[key] = true;
+ if (key == 'z')
+ activeSkybox = (activeSkybox + 1) % skyboxes.size();
+ if (key == 'c')
+ discoLights = !discoLights;
+}
+
+void keyboardUp(unsigned char key, int x, int y) {
+ keyStates[key] = false;
+}
+
+int mouseX, mouseY;
+
+struct Mode {
+ virtual void display(float d) = 0;
+ virtual void timer() = 0;
+ virtual void motion(int x, int y, int dx, int dy) = 0;
+ virtual void passiveMotion(int x, int y, int dx, int dy) = 0;
+ virtual void mouse(int button, int state, int x, int y) = 0;
+};
+
+struct AnimationMode : public Mode {
+ Model *sceneModel;
+
+ AnimationMode(std::string modelPath) {
+ const aiScene *scene = importer.ReadFile(
+ modelPath, aiProcess_Triangulate | aiProcess_CalcTangentSpace |
+ aiProcess_GenNormals | aiProcess_FlipUVs);
+ if (!scene) {
+ std::cerr << importer.GetErrorString() << std::endl;
+ exit(1);
+ }
+
+ if (scene->mNumCameras > 0) {
+ aiCamera *cam = scene->mCameras[0];
+ glm::mat4 camTrans;
+ if (findNodeTrans(scene->mRootNode, cam->mName, &camTrans) != 0)
+ abort(); // there must be a node with the same name as camera
+
+ camPos = {camTrans[3][0], camTrans[3][1], camTrans[3][2]};
+
+ glm::vec3 camLookAt =
+ glm::vec3(cam->mLookAt.x, cam->mLookAt.y, cam->mLookAt.z);
+ camFront = camLookAt - camPos;
+
+ camUp = glm::vec3(cam->mUp.x, cam->mUp.y, cam->mUp.z);
+
+ fov = cam->mHorizontalFOV;
+ // TODO: aspectRatio = cam->mAspect;
+ znear = cam->mClipPlaneNear;
+ zfar = cam->mClipPlaneFar;
+ }
+
+ for (int i = 0; i < scene->mNumLights; i++) {
+ aiLight *light = scene->mLights[i];
+ glm::mat4 trans;
+ findNodeTrans(scene->mRootNode, light->mName, &trans);
+ glm::vec3 col = {light->mColorAmbient.r, light->mColorAmbient.g,
+ light->mColorAmbient.b};
+ Light l = {trans, col};
+ lights.push_back(l);
+ }
+
+ sceneModel = new Model(scene, *pbrProg);
+ }
+
+ void display(float d) override {
+ sceneModel->draw(skyboxes[activeSkybox], d * 1000);
+ }
+
+ void timer() override {};
+ void motion(int x, int y, int dx, int dy) override {}
+ void passiveMotion(int x, int y, int dx, int dy) override {}
+ void mouse(int button, int state, int x, int y) override {}
+};
+
+
+// TODO: move these inside
+bool needToCalculateClosestVertex = false;
+bool needToInterpolateBlendshapes = false;
+struct BlendshapeMode : public Mode {
+
+ class Delegate : public ControlWindowDelegate {
+ public:
+
+ virtual void weightChanged(int blendshape, float weight) override {
+ bsModel.blendshapes[blendshape].weight = weight;
+ needToInterpolateBlendshapes = true;
+ }
+
+ virtual void solveWeights(std::vector<float> &newWeights) override {
+ ::solveWeights(&bsModel, manipulators);
+ for (int i = 0; i < newWeights.size(); i++)
+ newWeights[i] = bsModel.blendshapes[i].weight;
+ needToInterpolateBlendshapes = true;
+ }
+
+ virtual void resetManipulators() override {
+ manipulators.clear();
+ curManipulator = { -1, -1 };
+ }
+
+ virtual void playbackChanged(bool playing) override {
+ playBlendshapeAnim = playing;
+ }
+ };
+
+ Delegate cwDelegate;
+ ControlWindow controlWindow;
+
+ BlendshapeMode(std::string directory) {
+ loadBlendshapes(directory, *pbrProg, &bsModel);
+ targetModel = bsModel.model;
+
+ size_t numBlends = bsModel.blendshapes.size();
+ std::vector<std::string> names(numBlends);
+ for (int i = 0; i < numBlends; i++) names[i] = bsModel.blendshapes[i].name;
+
+ controlWindow = createControlWindow(names, &cwDelegate);
+
+ camPos = { 0, 18, 81 };
+ camFront = { 0, 0, -1 };
+ camUp = { 0, 1, 0 };
+ zfar = 10000;
+ znear = 0.1f;
+ }
+
void drawCursor(glm::vec3 pos, glm::vec3 color, float scale = 1) {
glUseProgram(cursorProg->progId);
glBindVertexArray(cursorVao);
glDrawElements(GL_TRIANGLES, cursorNumIndices, GL_UNSIGNED_INT, 0);
}
+ void display(float d) override {
+ if (closestVertex.distance < closestVertexThreshold)
+ drawCursor(closestVertex.pos, {0.5,0,1}, 0.9);
+
+ for (auto v: manipulators) {
+ glm::vec3 color = { 0.4, 1, 0 };
+ if (closestVertex.meshIdx == v.first.first &&
+ closestVertex.vertIdx == v.first.second)
+ color = {1, 0, 0};
+ drawCursor(v.second, color);
+
+ glm::vec3 origVertex = aiVector3DToVec3(bsModel.model->meshes[v.first.first].ai.mVertices[v.first.second]);
+ drawCursor(origVertex, {0,0,1}, 0.7);
+ }
+
+ bsModel.model->draw(skyboxes[activeSkybox], d * 1000);
+ }
+
+ void timer() override {
+ float xSpeed = 0, ySpeed = 0, zSpeed = 0;
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wchar-subscripts"
+ if (keyStates['w'])
+ zSpeed = 0.1f;
+ if (keyStates['s'])
+ zSpeed = -0.1f;
+ if (keyStates['a'])
+ xSpeed = 0.1f;
+ if (keyStates['d'])
+ xSpeed = -0.1f;
+ if (keyStates['q'])
+ ySpeed = 0.1f;
+ if (keyStates['e'])
+ ySpeed = -0.1f;
+#pragma clang diagnostic pop
+
+ if (playBlendshapeAnim) {
+ stepBlendshapeAnim(&bsModel);
+ needToInterpolateBlendshapes = true;
+ std::vector<float> newWeights(bsModel.blendshapes.size());
+ for (int i = 0; i < bsModel.blendshapes.size(); i++)
+ newWeights[i] = bsModel.blendshapes[i].weight;
+ updateWeights(&controlWindow, newWeights);
+ }
+
+ if (curManipulator.first != -1 && curManipulator.second != -1) {
+ manipulators[curManipulator].x += xSpeed;
+ manipulators[curManipulator].y += ySpeed;
+ manipulators[curManipulator].z += zSpeed;
+ }
+
+ if (needToInterpolateBlendshapes) {
+ interpolateBlendshapes(&bsModel);
+ needToInterpolateBlendshapes = false;
+ }
+
+ if (needToCalculateClosestVertex) {
+ GLint vpArr[4]; glGetIntegerv(GL_VIEWPORT, vpArr);
+ glm::vec4 viewport(vpArr[0], vpArr[1], vpArr[2], vpArr[3]);
+ glm::vec3 selectedPos = glm::unProject(glm::vec3(mouseX * 2, viewport[3] - mouseY * 2, 1), // hidpi
+ viewMat(),
+ projMat(),
+ viewport);
+
+ closestVertex = targetModel->closestVertex(targetModel->getRoot(), camPos, selectedPos);
+ needToCalculateClosestVertex = false;
+ }
+ }
+
+
+ void motion(int x, int y, int dx, int dy) override {
+ if (closestVertex.distance > closestVertexThreshold) {
+ const glm::vec3 origin(0,18,0);
+ const float sensitivity = 0.003f;
+ auto camMat = glm::translate(glm::mat4(1), origin + camPos);
+ auto rotation = glm::rotate(glm::rotate(glm::mat4(1), -dx * sensitivity, {0, 1, 0}),
+ -dy * sensitivity, {1, 0, 0});
+ auto rotAroundOrig = camMat * rotation * glm::translate(glm::mat4(1), origin - camPos);
+ camPos = rotAroundOrig * glm::vec4(camPos, 0);
+ camFront = origin - camPos; // face center
+ }
+ needToCalculateClosestVertex = true;
+ }
+
+ void passiveMotion(int x, int y, int dx, int dy) override {
+ needToCalculateClosestVertex = true;
+ }
+
+ void mouse(int button, int state, int x, int y) override {
+ if (isPanelFocused(controlWindow))
+ return;
+
+ if (button == GLUT_LEFT_BUTTON && state == GLUT_UP) {
+ if (closestVertex.distance < closestVertexThreshold) {
+ VertIdx idx = { closestVertex.meshIdx, closestVertex.vertIdx };
+ if (manipulators.count(idx) <= 0)
+ manipulators[idx] = closestVertex.pos;
+ curManipulator = idx;
+ }
+ }
+ }
+};
+
+Mode *curMode;
+
+
void display() {
glClearColor(0.5, 0.5, 0.5, 1);
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
}
#endif
- if (curMode == Default)
- sceneModel->draw(skyboxes[activeSkybox], d * 1000);
-
- if (curMode == Blendshapes) {
- if (closestVertex.distance < closestVertexThreshold)
- drawCursor(closestVertex.pos, {0.5,0,1}, 0.9);
-
- for (auto v: manipulators) {
- glm::vec3 color = { 0.4, 1, 0 };
- if (closestVertex.meshIdx == v.first.first &&
- closestVertex.vertIdx == v.first.second)
- color = {1, 0, 0};
- drawCursor(v.second, color);
-
- glm::vec3 origVertex = aiVector3DToVec3(bsModel.model->meshes[v.first.first].ai.mVertices[v.first.second]);
- drawCursor(origVertex, {0,0,1}, 0.7);
- }
-
- bsModel.model->draw(skyboxes[activeSkybox], d * 1000);
- }
+ curMode->display(d);
for (Light &light: lights) drawLight(light);
return indices.size();
}
-bool needToCalculateClosestVertex = false;
-bool needToInterpolateBlendshapes = false;
-
-class Delegate : public ControlWindowDelegate {
- public:
-
- virtual void weightChanged(int blendshape, float weight) {
- bsModel.blendshapes[blendshape].weight = weight;
- needToInterpolateBlendshapes = true;
- }
-
- virtual void solveWeights(std::vector<float> &newWeights) {
- ::solveWeights(&bsModel, manipulators);
- for (int i = 0; i < newWeights.size(); i++)
- newWeights[i] = bsModel.blendshapes[i].weight;
- needToInterpolateBlendshapes = true;
- }
-
- virtual void resetManipulators() {
- manipulators.clear();
- curManipulator = { -1, -1 };
- }
-
- virtual void playbackChanged(bool playing) {
- playBlendshapeAnim = playing;
- }
-};
-
-Delegate cwDelegate;
-
void init() {
initUtilProg();
pbrProg = new Program("pbrvert.glsl", "pbrfrag.glsl");
glUseProgram(pbrProg->progId);
- if (curMode == Default) {
- const std::string scenePath = "models/cowedboy.glb";
- const aiScene *scene = importer.ReadFile(
- scenePath, aiProcess_Triangulate | aiProcess_CalcTangentSpace |
- aiProcess_GenNormals | aiProcess_FlipUVs);
- if (!scene) {
- std::cerr << importer.GetErrorString() << std::endl;
- exit(1);
- }
+ /* if (curMode == Default) { */
+ /* const std::string scenePath = "models/cowedboy.glb"; */
+ /* const aiScene *scene = importer.ReadFile( */
+ /* scenePath, aiProcess_Triangulate | aiProcess_CalcTangentSpace | */
+ /* aiProcess_GenNormals | aiProcess_FlipUVs); */
+ /* if (!scene) { */
+ /* std::cerr << importer.GetErrorString() << std::endl; */
+ /* exit(1); */
+ /* } */
- if (scene->mNumCameras > 0) {
- aiCamera *cam = scene->mCameras[0];
- glm::mat4 camTrans;
- if (findNodeTrans(scene->mRootNode, cam->mName, &camTrans) != 0)
- abort(); // there must be a node with the same name as camera
+ /* if (scene->mNumCameras > 0) { */
+ /* aiCamera *cam = scene->mCameras[0]; */
+ /* glm::mat4 camTrans; */
+ /* if (findNodeTrans(scene->mRootNode, cam->mName, &camTrans) != 0) */
+ /* abort(); // there must be a node with the same name as camera */
- camPos = {camTrans[3][0], camTrans[3][1], camTrans[3][2]};
+ /* camPos = {camTrans[3][0], camTrans[3][1], camTrans[3][2]}; */
- glm::vec3 camLookAt =
- glm::vec3(cam->mLookAt.x, cam->mLookAt.y, cam->mLookAt.z);
- camFront = camLookAt - camPos;
+ /* glm::vec3 camLookAt = */
+ /* glm::vec3(cam->mLookAt.x, cam->mLookAt.y, cam->mLookAt.z); */
+ /* camFront = camLookAt - camPos; */
- camUp = glm::vec3(cam->mUp.x, cam->mUp.y, cam->mUp.z);
+ /* camUp = glm::vec3(cam->mUp.x, cam->mUp.y, cam->mUp.z); */
- fov = cam->mHorizontalFOV;
- // TODO: aspectRatio = cam->mAspect;
- znear = cam->mClipPlaneNear;
- zfar = cam->mClipPlaneFar;
- }
+ /* fov = cam->mHorizontalFOV; */
+ /* // TODO: aspectRatio = cam->mAspect; */
+ /* znear = cam->mClipPlaneNear; */
+ /* zfar = cam->mClipPlaneFar; */
+ /* } */
- for (int i = 0; i < scene->mNumLights; i++) {
- aiLight *light = scene->mLights[i];
- glm::mat4 trans;
- findNodeTrans(scene->mRootNode, light->mName, &trans);
- glm::vec3 col = {light->mColorAmbient.r, light->mColorAmbient.g,
- light->mColorAmbient.b};
- Light l = {trans, col};
- lights.push_back(l);
- }
+ /* for (int i = 0; i < scene->mNumLights; i++) { */
+ /* aiLight *light = scene->mLights[i]; */
+ /* glm::mat4 trans; */
+ /* findNodeTrans(scene->mRootNode, light->mName, &trans); */
+ /* glm::vec3 col = {light->mColorAmbient.r, light->mColorAmbient.g, */
+ /* light->mColorAmbient.b}; */
+ /* Light l = {trans, col}; */
+ /* lights.push_back(l); */
+ /* } */
- sceneModel = new Model(scene, *pbrProg);
- }
+ /* sceneModel = new Model(scene, *pbrProg); */
+ /* } */
- if (curMode == Blendshapes) {
- loadBlendshapes("models/high-res-blendshapes/", *pbrProg, &bsModel);
- targetModel = bsModel.model;
+ /* if (curMode == Blendshapes) { */
+ /* loadBlendshapes("models/high-res-blendshapes/", *pbrProg, &bsModel); */
+ /* targetModel = bsModel.model; */
- size_t numBlends = bsModel.blendshapes.size();
- std::vector<std::string> names(numBlends);
- for (int i = 0; i < numBlends; i++) names[i] = bsModel.blendshapes[i].name;
- controlWindow = createControlWindow(names, &cwDelegate);
+ /* size_t numBlends = bsModel.blendshapes.size(); */
+ /* std::vector<std::string> names(numBlends); */
+ /* for (int i = 0; i < numBlends; i++) names[i] = bsModel.blendshapes[i].name; */
+ /* controlWindow = createControlWindow(names, &cwDelegate); */
- camPos = { 0, 18, 81 };
- camFront = { 0, 0, -1 };
- camUp = { 0, 1, 0 };
- zfar = 10000;
- znear = 0.1f;
- }
+ /* camPos = { 0, 18, 81 }; */
+ /* camFront = { 0, 0, -1 }; */
+ /* camUp = { 0, 1, 0 }; */
+ /* zfar = 10000; */
+ /* znear = 0.1f; */
+ /* } */
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
glViewport(0, 0, windowWidth * 2, windowHeight * 2);
}
-bool keyStates[256] = {false};
-
-void keyboard(unsigned char key, int x, int y) {
- keyStates[key] = true;
- if (key == 'z')
- activeSkybox = (activeSkybox + 1) % skyboxes.size();
- if (key == 'c')
- discoLights = !discoLights;
-}
-
-void keyboardUp(unsigned char key, int x, int y) {
- keyStates[key] = false;
-}
-
-int mouseX, mouseY;
/* #define ENABLE_MOVEMENT */
void timer(int _) {
camPos.z += zSpeed * sin(yaw) - xSpeed * cos(yaw);
#endif
- if (curMode == Blendshapes) {
- float xSpeed = 0, ySpeed = 0, zSpeed = 0;
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wchar-subscripts"
- if (keyStates['w'])
- zSpeed = 0.1f;
- if (keyStates['s'])
- zSpeed = -0.1f;
- if (keyStates['a'])
- xSpeed = 0.1f;
- if (keyStates['d'])
- xSpeed = -0.1f;
- if (keyStates['q'])
- ySpeed = 0.1f;
- if (keyStates['e'])
- ySpeed = -0.1f;
-#pragma clang diagnostic pop
-
- if (playBlendshapeAnim) {
- stepBlendshapeAnim(&bsModel);
- needToInterpolateBlendshapes = true;
- std::vector<float> newWeights(bsModel.blendshapes.size());
- for (int i = 0; i < bsModel.blendshapes.size(); i++)
- newWeights[i] = bsModel.blendshapes[i].weight;
- updateWeights(&controlWindow, newWeights);
- }
+ curMode->timer();
+
+ /* if (curMode == Blendshapes) { */
+ /* float xSpeed = 0, ySpeed = 0, zSpeed = 0; */
+/* #pragma clang diagnostic push */
+/* #pragma clang diagnostic ignored "-Wchar-subscripts" */
+ /* if (keyStates['w']) */
+ /* zSpeed = 0.1f; */
+ /* if (keyStates['s']) */
+ /* zSpeed = -0.1f; */
+ /* if (keyStates['a']) */
+ /* xSpeed = 0.1f; */
+ /* if (keyStates['d']) */
+ /* xSpeed = -0.1f; */
+ /* if (keyStates['q']) */
+ /* ySpeed = 0.1f; */
+ /* if (keyStates['e']) */
+ /* ySpeed = -0.1f; */
+/* #pragma clang diagnostic pop */
+
+ /* if (playBlendshapeAnim) { */
+ /* stepBlendshapeAnim(&bsModel); */
+ /* needToInterpolateBlendshapes = true; */
+ /* std::vector<float> newWeights(bsModel.blendshapes.size()); */
+ /* for (int i = 0; i < bsModel.blendshapes.size(); i++) */
+ /* newWeights[i] = bsModel.blendshapes[i].weight; */
+ /* updateWeights(&controlWindow, newWeights); */
+ /* } */
- if (curManipulator.first != -1 && curManipulator.second != -1) {
- manipulators[curManipulator].x += xSpeed;
- manipulators[curManipulator].y += ySpeed;
- manipulators[curManipulator].z += zSpeed;
- }
+ /* if (curManipulator.first != -1 && curManipulator.second != -1) { */
+ /* manipulators[curManipulator].x += xSpeed; */
+ /* manipulators[curManipulator].y += ySpeed; */
+ /* manipulators[curManipulator].z += zSpeed; */
+ /* } */
- if (needToInterpolateBlendshapes) {
- interpolateBlendshapes(&bsModel);
- needToInterpolateBlendshapes = false;
- }
+ /* if (needToInterpolateBlendshapes) { */
+ /* interpolateBlendshapes(&bsModel); */
+ /* needToInterpolateBlendshapes = false; */
+ /* } */
- if (needToCalculateClosestVertex) {
- GLint vpArr[4]; glGetIntegerv(GL_VIEWPORT, vpArr);
- glm::vec4 viewport(vpArr[0], vpArr[1], vpArr[2], vpArr[3]);
- glm::vec3 selectedPos = glm::unProject(glm::vec3(mouseX * 2, viewport[3] - mouseY * 2, 1), // hidpi
- viewMat(),
- projMat(),
- viewport);
+ /* if (needToCalculateClosestVertex) { */
+ /* GLint vpArr[4]; glGetIntegerv(GL_VIEWPORT, vpArr); */
+ /* glm::vec4 viewport(vpArr[0], vpArr[1], vpArr[2], vpArr[3]); */
+ /* glm::vec3 selectedPos = glm::unProject(glm::vec3(mouseX * 2, viewport[3] - mouseY * 2, 1), // hidpi */
+ /* viewMat(), */
+ /* projMat(), */
+ /* viewport); */
- closestVertex = targetModel->closestVertex(targetModel->getRoot(), camPos, selectedPos);
- needToCalculateClosestVertex = false;
- }
- }
+ /* closestVertex = targetModel->closestVertex(targetModel->getRoot(), camPos, selectedPos); */
+ /* needToCalculateClosestVertex = false; */
+ /* } */
+ /* } */
glutPostRedisplay();
glutTimerFunc(16, timer, 0);
}
float dx = x - prevMouseX, dy = y - prevMouseY;
prevMouseX = x; prevMouseY = y;
- if (curMode == Blendshapes) {
- if (closestVertex.distance > closestVertexThreshold) {
- const glm::vec3 origin(0,18,0);
- const float sensitivity = 0.003f;
- auto camMat = glm::translate(glm::mat4(1), origin + camPos);
- auto rotation = glm::rotate(glm::rotate(glm::mat4(1), -dx * sensitivity, {0, 1, 0}),
- -dy * sensitivity, {1, 0, 0});
- auto rotAroundOrig = camMat * rotation * glm::translate(glm::mat4(1), origin - camPos);
- camPos = rotAroundOrig * glm::vec4(camPos, 0);
- camFront = origin - camPos; // face center
- }
- needToCalculateClosestVertex = true;
- }
+
+ curMode->motion(x, y, dx, dy);
}
void passiveMotion(int x, int y) {
firstMouse = false;
}
mouseX = x; mouseY = y;
- prevMouseX = x;
- prevMouseY = y;
-#ifdef ENABLE_MOVEMENT
-
-
int dx = x - prevMouseX, dy = y - prevMouseY;
-
prevMouseX = x;
prevMouseY = y;
-
+#ifdef ENABLE_MOVEMENT
const float sensitivity = 0.005f;
yaw += dx * sensitivity;
pitch -= dy * sensitivity;
camUp = glm::vec3(0, 1, 0);
}
#endif
- if (curMode == Blendshapes)
- needToCalculateClosestVertex = true;
+
+ curMode->passiveMotion(x, y, dx, dy);
}
void mouse(int button, int state, int x, int y) {
- if (isPanelFocused(controlWindow))
- return;
-
- if (button == GLUT_LEFT_BUTTON && state == GLUT_UP) {
- if (closestVertex.distance < closestVertexThreshold) {
- VertIdx idx = { closestVertex.meshIdx, closestVertex.vertIdx };
- if (manipulators.count(idx) <= 0)
- manipulators[idx] = closestVertex.pos;
- curManipulator = idx;
- }
- }
+ curMode->mouse(button, state, x, y);
#ifdef ENABLE_MOVEMENT
if (button == GLUT_LEFT_BUTTON && state == GLUT_UP)
glewInit();
// TODO: parse argv
- curMode = Blendshapes;
init();
+ curMode = new AnimationMode("movieAssets/scene.glb");
glutKeyboardFunc(keyboard);
glutKeyboardUpFunc(keyboardUp);