//--------------------------------------------------------------
void ofApp::draw() {
pbr.makeDepthMap(scene);
firstPass.begin();
ofClear(0);
cam.begin();
scene();
cam.end();
firstPass.end();
postEffect.begin();
postEffect.setUniform1f("gamma", 2.2);
postEffect.setUniform1f("exposure", 1.0);
firstPass.draw(0, 0);
postEffect.end();
gui.begin();
{
ImGui::Text(ofToString(ofGetFrameRate()).c_str());
if (ImGui::Button("load bvh file")) {
ofFileDialogResult openFileResult = ofSystemLoadDialog("Select a image");
if (openFileResult.bSuccess) {
bvhFile.open(openFileResult.getPath());
if (bvhFile.getExtension() == "bvh") {
bvh = ofxBvh();
bvh.load(bvhFile.getAbsolutePath());
bvh.setLoop(true);
bvh.play();
fileName = bvhFile.getBaseName() + "." + bvhFile.getExtension();
setupJoints();
}
}
}
ImGui::Text(fileName.c_str());
ImGui::DragFloat("timestep", ×tep, 0.001, 0.0, 1.0);
ImGui::DragFloat("scale", &scale, 0.001, 0.0, 1.0);
ImGui::DragFloat("maxLifetime", &lifetime, 1.0, 0.0, 500.0);
ImGui::DragFloat3("box size", &boxSize[0], 1.0, 1.0, 100.0);
pbrHelper.drawGui();
}
gui.end();
}
//--------------------------------------------------------------
void ofApp::setup() {
ofSetFrameRate(60);
scene = bind(&ofApp::renderScene, this);
gui.setup();
ofDisableArbTex();
pbr.setup(1024);
ofxPBRFiles::getInstance()->setup("ofxPBRAssets");
pbrHelper.setup(&pbr, ofxPBRFiles::getInstance()->getPath() + "/settings", true);
pbrHelper.addLight(&pbrLight1, "light1");
pbrHelper.addMaterial(&jointMaterial, "joint");
pbrHelper.addMaterial(&material1, "material1");
pbrHelper.addMaterial(&floorMaterial, "floor");
pbrHelper.addCubeMap(&cubemap, "cubeMap1");
particlesShader.load("shaders/particles");
postEffect.load("shaders/tonemap");
resizeFbos();
cam.setupPerspective(false, 60, 1, 12000);
float * position = new float[numParticles * 3];
for (int i = 0; i < numParticles; i++) {
position[i * 3 + 0] = ofRandom(-1, 1);
position[i * 3 + 1] = ofRandom(-1, 1);
position[i * 3 + 2] = ofRandom(-1, 1);
}
float * velocity = new float[numParticles * 3];
for (int i = 0; i < numParticles; i++) {
velocity[i * 3 + 0] = ofRandom(-1, 1);
velocity[i * 3 + 1] = ofRandom(-1, 1);
velocity[i * 3 + 2] = ofRandom(-1, 1);
}
float * age = new float[numParticles];
for (int i = 0; i < numParticles; i++) {
age[i] = 0;
}
float * lifetime = new float[numParticles];
for (int i = 0; i < numParticles; i++) {
lifetime[i] = 1;
}
tf.setup(numParticles, "shaders/tf.vert");
tf.addBufferObject("inPosition", "outPosition", 3, GL_RGB32F, position);
tf.addBufferObject("inVelocity", "outVelocity", 3, GL_RGB32F, velocity);
tf.addBufferObject("inAge", "outAge", 1, GL_R32F, age);
tf.addBufferObject("inLifetime", "outLifetime", 1, GL_R32F, lifetime);
tf.generate();
fileName = "05_05.bvh";
bvh.load(fileName);
bvh.setLoop(true);
bvh.play();
ofBoxPrimitive box;
box.set(1, 1, 1, 1, 1, 1);
mesh = box.getMesh();
setupJoints();
}
bool ModelMS3D::loadModel(const char *filename, GLboolean is_absPath) {
FILE *file;
int i, j;
file = fopen(Utils::getFileName(filename, is_absPath), "rb");
if (!file) {
printf("Open MS3D model:%s failure!\n", filename);
#if defined(WIN32) || defined(_WIN32_WCE)
TCHAR errorStr[512];
wsprintf(errorStr, TEXT("Open MS3d model:[%s] error!"), Utils::getFileName(filename));
MessageBox(0, errorStr, TEXT("MS3D"), MB_OK);
#endif
return false;
}
/* initialize model and read header */
fread (&m_header, sizeof (ms3d_header_t), 1, file);
#ifdef DEBUG
printf("id:%s\n", m_header.id);
printf("version:%d\n", m_header.version);
#if defined(WIN32) || defined(_WIN32_WCE)
TCHAR infoStr[512];
wsprintf(infoStr, TEXT("id:%s\nversion: %d"), m_header.id, m_header.version);
MessageBox(0, infoStr, TEXT("MS3D"), MB_OK);
#endif
#endif
if (!strcmp((char *)m_header.id, "MS3D000000") || m_header.version != 4) {
printf("Invalid MS3D model or unsupport version, id:[%s], version[%d]...\n",
m_header.id, m_header.version);
fclose(file);
return false;
}
//read vertices
fread(&m_verticesCount, sizeof(GLushort), 1, file);
#ifdef DEBUG
printf("m_verticesCount:%d\n", m_verticesCount);
#if defined(WIN32) || defined(_WIN32_WCE)
wsprintf(infoStr, TEXT("m_verticesCount: %d"), m_verticesCount);
MessageBox(0, infoStr, TEXT("MS3D"), MB_OK);
#endif
#endif
m_vertices = new ms3d_vertex_t[m_verticesCount];
fread(m_vertices, sizeof(ms3d_vertex_t), m_verticesCount, file);
//read triangles
fread(&m_trianglesCount, sizeof(GLushort), 1, file);
#ifdef DEBUG
printf("m_trianglesCount:%d\n", m_trianglesCount);
#if defined(WIN32) || defined(_WIN32_WCE)
wsprintf(infoStr, TEXT("m_trianglesCount: %d"), m_trianglesCount);
MessageBox(0, infoStr, TEXT("MS3D"), MB_OK);
#endif
#endif
m_triangles = new ms3d_triangle_t[m_trianglesCount];
fread(m_triangles, sizeof(ms3d_triangle_t), m_trianglesCount, file);
//read groups
fread(&m_groupsCount, sizeof(GLushort), 1, file);
#ifdef DEBUG
printf("m_groupsCount:%d\n", m_groupsCount);
#if defined(WIN32) || defined(_WIN32_WCE)
wsprintf(infoStr, TEXT("m_groupsCount: %d"), m_groupsCount);
MessageBox(0, infoStr, TEXT("MS3D"), MB_OK);
#endif
#endif
//set model mesh count to group count to init model meshs.
setMeshCount(m_groupsCount);
m_groups = new ms3d_group_t[m_groupsCount];
for (i = 0; i < m_groupsCount; i++) {
fread(&m_groups[i].flags, sizeof(GLubyte), 1, file);
fread(&m_groups[i].name, MS3D_NAME_SIZE, 1, file);
fread(&m_groups[i].numTriangles, sizeof(GLushort), 1, file);
//after read triangles count, read triangle indices
m_groups[i].triangleIndices = new GLushort[m_groups[i].numTriangles];
fread(&m_groups[i].triangleIndices[0], sizeof(GLushort), m_groups[i].numTriangles, file);
//read material index
fread(&m_groups[i].materialIndex, sizeof(char), 1, file);
//set mesh triangle count
setTriangleNums(m_groups[i].numTriangles, i);
#ifdef DEBUG
printf("m_groups[%d] name:%s\n", i, m_groups[i].name);
printf("m_groups[%d] numTriangles:%d\n", i, m_groups[i].numTriangles);
printf("m_groups[%d] materialIndex:%d\n", i, m_groups[i].materialIndex);
#endif
}
//read materials
fread(&m_materialsCount, sizeof(GLushort), 1, file);
#ifdef DEBUG
printf("m_materialsCount:%d\n", m_materialsCount);
#endif
if (m_materialsCount > 0) {
m_materials = new ms3d_material_t[m_materialsCount];
fread(m_materials, sizeof(ms3d_material_t), m_materialsCount, file);
#ifdef DEBUG
for (i = 0; i < m_materialsCount; i++) {
printf("m_materials[%d].name:%s\n", i, m_materials[i].name);
printf("m_materials[%d].texture:%s\n", i, m_materials[i].texture);
}
#endif
}
//read animation fps, current time, total frames
fread(&m_animationFPS, sizeof(float), 1, file);
fread(&m_currentTime, sizeof(float), 1, file);
fread(&m_totalFrames, sizeof(int), 1, file);
//set frame count & frame index to 0
m_frameCount = m_totalFrames - 1; // totleFrames start with "1", not "0"
m_frameIdx = 0;
#ifdef DEBUG
printf("m_animationFPS:%.4f\n", m_animationFPS);
printf("m_currentTime:%.4f\n", m_currentTime);
printf("m_totalFrames:%d\n", m_totalFrames);
#endif
//read joints
fread(&m_jointsCount, sizeof(GLushort), 1, file);
#ifdef DEBUG
printf("m_jointsCount:%d\n", m_jointsCount);
#if defined(WIN32) || defined(_WIN32_WCE)
wsprintf(infoStr, TEXT("m_jointsCount: %d"), m_jointsCount);
MessageBox(0, infoStr, TEXT("MS3D"), MB_OK);
#endif
#endif
if (m_jointsCount > 0) {
m_joints = new ms3d_joint_t[m_jointsCount];
for (i = 0; i < m_jointsCount; i++) {
fread(&m_joints[i].header, sizeof(ms3d_joint_header_t), 1, file);
//read frame rots
m_joints[i].keyFramesRot = new ms3d_keyframe_rot_t[m_joints[i].header.numKeyFramesRot];
fread(&m_joints[i].keyFramesRot[0], sizeof(ms3d_keyframe_rot_t),
m_joints[i].header.numKeyFramesRot, file);
//read frame trans
m_joints[i].keyFramesTrans = new ms3d_keyframe_pos_t[m_joints[i].header.numKeyFramesTrans];
fread(&m_joints[i].keyFramesTrans[0], sizeof(ms3d_keyframe_pos_t),
m_joints[i].header.numKeyFramesTrans, file);
//get parent index by parentName
m_joints[i].parentJointIndex = -1;
if (strlen(m_joints[i].header.parentName) > 0) {
for (j = 0; j < i; j++) {
if (strcmp(m_joints[i].header.parentName, m_joints[j].header.name) == 0) {
m_joints[i].parentJointIndex = j;
//find the parent index by name, break!
break;
}
}
}
//init matrices
m_joints[i].absMatrix = new Matrix();
m_joints[i].relMatrix = new Matrix();
m_joints[i].finMatrix = new Matrix();
#ifdef DEBUG
printf("================================================\n");
printf("m_joints[%d] name:%s\n", i, m_joints[i].header.name);
printf("m_joints[%d] parentName:%s\n", i, m_joints[i].header.parentName);
printf("m_joints[%d] numKeyFramesRot:%d\n", i, m_joints[i].header.numKeyFramesRot);
printf("m_joints[%d] numKeyFramesTrans:%d\n", i, m_joints[i].header.numKeyFramesTrans);
printf("m_joints[%d] parentJointIndex:%d\n", i, m_joints[i].parentJointIndex);
#endif
}
}
//ignore other sections, such as sub version, comments, etc...
fclose(file);
setupJoints();
return true;
}
