void cdda_device::sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples)
{
get_audio_data(&outputs[0][0], &outputs[1][0], samples);
m_audio_volume[0] = (int16_t)outputs[0][0];
m_audio_volume[1] = (int16_t)outputs[1][0];
}
static void get_audio_data(cdda_info *info, stream_sample_t *bufL, stream_sample_t *bufR, UINT32 samples_wanted)
{
int i, sectoread, remaining;
INT16 *audio_cache = (INT16 *) info->audio_cache;
/* if no file, audio not playing, audio paused, or out of disc data,
just zero fill */
if (!info->disc || !info->audio_playing || info->audio_pause || (!info->audio_length && !info->audio_samples))
{
if( info->disc && info->audio_playing && !info->audio_pause && !info->audio_length )
{
info->audio_playing = FALSE;
info->audio_ended_normally = TRUE;
}
memset(bufL, 0, sizeof(stream_sample_t)*samples_wanted);
memset(bufR, 0, sizeof(stream_sample_t)*samples_wanted);
return;
}
/* if we've got enough samples, just feed 'em out */
if (samples_wanted <= info->audio_samples)
{
for (i = 0; i < samples_wanted; i++)
{
*bufL++ = audio_cache[ info->audio_bptr++ ];
*bufR++ = audio_cache[ info->audio_bptr++ ];
}
info->audio_samples -= samples_wanted;
return;
}
/* we don't have enough, so first feed what we've got */
for (i = 0; i < info->audio_samples; i++)
{
*bufL++ = audio_cache[ info->audio_bptr++ ];
*bufR++ = audio_cache[ info->audio_bptr++ ];
}
/* remember how much left for later */
remaining = samples_wanted - info->audio_samples;
/* reset the buffer and get what we can from the disc */
info->audio_samples = 0;
if (info->audio_length >= MAX_SECTORS)
{
sectoread = MAX_SECTORS;
}
else
{
sectoread = info->audio_length;
}
for (i = 0; i < sectoread; i++)
{
cdrom_read_data(info->disc, info->audio_lba, &info->audio_cache[CD_MAX_SECTOR_DATA*i], CD_TRACK_AUDIO);
info->audio_lba++;
}
info->audio_samples = (CD_MAX_SECTOR_DATA*sectoread)/4;
info->audio_length -= sectoread;
/* CD-DA data on the disc is big-endian, flip if we're not */
if (ENDIANNESS_NATIVE == ENDIANNESS_LITTLE)
{
for( i = 0; i < info->audio_samples * 2; i++ )
{
audio_cache[ i ] = BIG_ENDIANIZE_INT16( audio_cache[ i ] );
}
}
/* reset feedout ptr */
info->audio_bptr = 0;
/* we've got data, feed it out by calling ourselves recursively */
get_audio_data(info, bufL, bufR, remaining);
}
static STREAM_UPDATE( cdda_update )
{
cdda_info *info = (cdda_info *)param;
get_audio_data(info, &outputs[0][0], &outputs[1][0], samples);
}
int main(int argc, char **argv) {
if(argc != 2) exit(0);
if(!glfwInit()) {
fprintf(stderr, "Failed to initialize GLFW\n");
return -1;
}
glfwWindowHint(GLFW_SAMPLES, 4);
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
window = glfwCreateWindow(1920, 1080, "Audio Visualization", glfwGetPrimaryMonitor(), NULL);
if(window == NULL) {
fprintf(stderr, "Failed to open GLFW window. If you have an Intel GPU, they are not 3.3 compatible. Try the 2.1 version of the tutorials.\n");
glfwTerminate();
return -1;
}
glfwMakeContextCurrent(window);
glewExperimental = true; //Needed for core profile
if(glewInit() != GLEW_OK) {
fprintf(stderr, "Failed to initialize GLEW\n");
return -1;
}
glfwSetInputMode(window, GLFW_STICKY_KEYS, GL_TRUE);
glfwSetInputMode(window, GLFW_CURSOR_DISABLED, GL_TRUE);
// glClearColor(0.f / 255.f, 63.f / 255.f, 0.f / 255.f, 1.0f);
glClearColor(0.1, 0.1, 0.1, 1.0);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LESS);
GLuint VertexArrayID;
glGenVertexArrays(1, &VertexArrayID);
glBindVertexArray(VertexArrayID);
/* ShaderInfo shaders[] = {
{GL_VERTEX_SHADER, "VertexShader.vert"},
{GL_FRAGMENT_SHADER, "FragmentShader.frag"},
{GL_GEOMETRY_SHADER, "GeometryShader.geom"},
{GL_NONE, NULL}};
GLuint programID = LoadShaders(shaders);*/
GLuint programID = LoadShaders("shaders/VertexShader.vert", "shaders/FragmentShader.frag", NULL);//"shaders/GeometryShader.geom");
GLuint MatrixID = glGetUniformLocation(programID, "MVP");
GLuint objectID = glGetUniformLocation(programID, "object");
GLuint topID = glGetUniformLocation(programID, "top");
glm::mat4 Projection = glm::perspective(45.0f, 4.0f / 3.0f, 0.1f, 100.0f);
glm::mat4 View = glm::lookAt(
glm::vec3(10,15,20), //Camera is at (4,3,-3), in World Space
glm::vec3(0,0,0), //and looks at the origin
glm::vec3(0,1,0)); //Head is up (set to 0,-1,0 to look upside-down)
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 PV = Projection * View;
glm::mat4 MVP = PV * Model;
static const GLfloat g_vertex_buffer_data1[] = {
-1.0f,-1.0f,-1.0f, //left
-1.0f,-1.0f, 1.0f,
-1.0f, 1.0f, 1.0f,
-1.0f,-1.0f,-1.0f,
-1.0f, 1.0f,-1.0f,
-1.0f, 1.0f, 1.0f,
1.0f,-1.0f,-1.0f, //right
1.0f,-1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
1.0f,-1.0f,-1.0f,
1.0f, 1.0f,-1.0f,
1.0f, 1.0f, 1.0f,
-1.0f,-1.0f, 1.0f, //front
1.0f,-1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
-1.0f,-1.0f, 1.0f,
-1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
-1.0f, 1.0f,-1.0f, //top
1.0f, 1.0f,-1.0f,
1.0f, 1.0f, 1.0f,
-1.0f, 1.0f,-1.0f,
-1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
-1.0f,-1.0f,-1.0f, //back
1.0f,-1.0f,-1.0f,
1.0f, 1.0f,-1.0f,
-1.0f,-1.0f,-1.0f,
-1.0f, 1.0f,-1.0f,
1.0f, 1.0f,-1.0f,
-1.0f,-1.0f,-1.0f, //bottom
1.0f,-1.0f,-1.0f,
1.0f,-1.0f, 1.0f,
-1.0f,-1.0f,-1.0f,
-1.0f,-1.0f, 1.0f,
1.0f,-1.0f, 1.0f
};
static const GLfloat g_vertex_buffer_data2[] = {
-1.0f,-1.0f,-1.0f, //left
-1.0f,-1.0f, 1.0f,
-1.0f, 1.0f, 1.0f,
-1.0f,-1.0f,-1.0f,
-1.0f, 1.0f,-1.0f,
-1.0f, 1.0f, 1.0f,
1.0f,-1.0f,-1.0f, //right
1.0f,-1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
1.0f,-1.0f,-1.0f,
1.0f, 1.0f,-1.0f,
1.0f, 1.0f, 1.0f,
-1.0f,-1.0f, 1.0f, //front
1.0f,-1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
-1.0f,-1.0f, 1.0f,
-1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
-1.0f, 1.0f,-1.0f, //top
1.0f, 1.0f,-1.0f,
1.0f, 1.0f, 1.0f,
-1.0f, 1.0f,-1.0f,
-1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
-1.0f,-1.0f,-1.0f, //back
1.0f,-1.0f,-1.0f,
1.0f, 1.0f,-1.0f,
-1.0f,-1.0f,-1.0f,
-1.0f, 1.0f,-1.0f,
1.0f, 1.0f,-1.0f,
-1.0f,-1.0f,-1.0f, //bottom
1.0f,-1.0f,-1.0f,
1.0f,-1.0f, 1.0f,
-1.0f,-1.0f,-1.0f,
-1.0f,-1.0f, 1.0f,
1.0f,-1.0f, 1.0f
};
static const GLfloat g_color_buffer_data1[] = {
1.0f, 0.2f, 0.2f, //left
1.0f, 0.5f, 0.5f,
1.0f, 1.0f, 1.0f,
1.0f, 0.2f, 0.2f,
1.0f, 0.5f, 0.5f,
1.0f, 1.0f, 1.0f,
1.0f, 0.2f, 0.2f, //right
1.0f, 0.5f, 0.5f,
1.0f, 1.0f, 1.0f,
1.0f, 0.2f, 0.2f,
1.0f, 0.5f, 0.5f,
1.0f, 1.0f, 1.0f,
1.0f, 0.5f, 0.5f, //front
1.0f, 0.5f, 0.5f,
1.0f, 1.0f, 1.0f,
1.0f, 0.5f, 0.5f,
1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
1.0f, 0.5f, 0.5f, //top
1.0f, 0.5f, 0.5f,
1.0f, 1.0f, 1.0f,
1.0f, 0.5f, 0.5f,
1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
1.0f, 0.2f, 0.2f, //back
1.0f, 0.2f, 0.2f,
1.0f, 0.5f, 0.5f,
1.0f, 0.2f, 0.2f,
1.0f, 0.5f, 0.5f,
1.0f, 0.5f, 0.5f,
1.0f, 0.2f, 0.2f, //bottom
1.0f, 0.2f, 0.2f,
1.0f, 0.5f, 0.5f,
1.0f, 0.2f, 0.2f,
1.0f, 0.5f, 0.5f,
1.0f, 0.5f, 0.5f
};
static const GLfloat g_color_buffer_data2[] = {
0.2f, 0.2f, 1.0f, //left
0.5f, 0.5f, 1.0f,
1.0f, 1.0f, 1.0f,
0.2f, 0.2f, 1.0f,
0.5f, 0.5f, 1.0f,
1.0f, 1.0f, 1.0f,
0.2f, 0.2f, 1.0f, //right
0.5f, 0.5f, 1.0f,
1.0f, 1.0f, 1.0f,
0.2f, 0.2f, 1.0f,
0.5f, 0.5f, 1.0f,
1.0f, 1.0f, 1.0f,
0.5f, 0.5f, 1.0f, //front
0.5f, 0.5f, 1.0f,
1.0f, 1.0f, 1.0f,
0.5f, 0.5f, 1.0f,
1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
0.5f, 0.5f, 1.0f, //top
0.5f, 0.5f, 1.0f,
1.0f, 1.0f, 1.0f,
0.5f, 0.5f, 1.0f,
1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
0.2f, 0.2f, 1.0f, //back
0.2f, 0.2f, 1.0f,
0.5f, 0.5f, 1.0f,
0.2f, 0.2f, 1.0f,
0.5f, 0.5f, 1.0f,
0.5f, 0.5f, 1.0f,
0.2f, 0.2f, 1.0f, //bottom
0.2f, 0.2f, 1.0f,
0.5f, 0.5f, 1.0f,
0.2f, 0.2f, 1.0f,
0.5f, 0.5f, 1.0f,
0.5f, 0.5f, 1.0f
};
GLuint vertexbuffer1; //left column
glGenBuffers(1, &vertexbuffer1);
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer1);
glBufferData(GL_ARRAY_BUFFER, sizeof(g_vertex_buffer_data1), g_vertex_buffer_data1, GL_STATIC_DRAW);
GLuint vertexbuffer2; //right column
glGenBuffers(1, &vertexbuffer2);
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer2);
glBufferData(GL_ARRAY_BUFFER, sizeof(g_vertex_buffer_data2), g_vertex_buffer_data2, GL_STATIC_DRAW);
GLuint vertexbuffer3; //waveform
glGenBuffers(1, &vertexbuffer3);
GLuint vertexbuffer4; //z
glGenBuffers(1, &vertexbuffer4);
GLuint vertexbuffer5; //spectrum
glGenBuffers(1, &vertexbuffer5);
GLuint colorbuffer1;
glGenBuffers(1, &colorbuffer1);
glBindBuffer(GL_ARRAY_BUFFER, colorbuffer1);
glBufferData(GL_ARRAY_BUFFER, sizeof(g_color_buffer_data1), g_color_buffer_data1, GL_STATIC_DRAW);
GLuint colorbuffer2;
glGenBuffers(1, &colorbuffer2);
glBindBuffer(GL_ARRAY_BUFFER, colorbuffer2);
glBufferData(GL_ARRAY_BUFFER, sizeof(g_color_buffer_data2), g_color_buffer_data2, GL_STATIC_DRAW);
audio_data data = get_audio_data(argv[1]);
int bpf = data.sampling_rate / fps;
int data_index = 0;
double current_time;
double last_time;
double total_time = data.size / data.sampling_rate / 4;
float z[bpf * 2];
for(int i = 0; i < bpf; i++) z[i * 2] = z[i * 2 + 1] = waveform_length / bpf * i - waveform_length / 2;
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer4);
glBufferData(GL_ARRAY_BUFFER, bpf * 8, z, GL_STATIC_DRAW);
int res;
pthread_t a_thread;
void *thread_result;
res = pthread_create(&a_thread, NULL, play_wav_d, argv[1]);
if(res != 0) {
perror("Thread creation failed!");
exit(EXIT_FAILURE);
}
FFT fft;
fft.setDataSize(bpf);
fft.setSampleRate(data.sampling_rate);
float max_l = 0, max_r = 0;
glfwSetTime(0);
do {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glUseProgram(programID);
glEnableVertexAttribArray(0);
glEnableVertexAttribArray(1);
glEnableVertexAttribArray(2);
computeMatricesFromInputs();
glm::mat4 Projection = getProjectionMatrix();
glm::mat4 View = getViewMatrix();
glm::mat4 ModelMatrix = glm::mat4(1.0);
PV = Projection * View;
MVP = PV * ModelMatrix;
glUniformMatrix4fv(MatrixID, 1, GL_FALSE, &MVP[0][0]);
float *FFTdata = fft.calculateFFT((short *)data.data + data_index);
int spectrum_interval = fps / 2;
for(int i = 0; i < bpf; i++) {
for(int j = 1; j < spectrum_interval; j++)
FFTdata[i * spectrum_interval] += FFTdata[i * spectrum_interval + j];
FFTdata[i * spectrum_interval] /= spectrum_interval * 10;
FFTdata[i * spectrum_interval + spectrum_interval / 2] = 0;
}
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer4); //z
glVertexAttribPointer(
2, //attribute. No particular reason for 0, but must match the layout in the shader.
1, //size
GL_FLOAT, //type
GL_FALSE, //normalized?
0, //stride
(void *)0 //array buffer offset
);
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer5); //spectrum
glBufferData(GL_ARRAY_BUFFER, spectrum_interval * bpf * 4, FFTdata, GL_STATIC_DRAW);
glVertexAttribPointer(
0, //attribute. No particular reason for 0, but must match the layout in the shader.
1, //size
GL_FLOAT, //type
GL_FALSE, //normalized?
spectrum_interval * 2, //stride
(void *)0 //array buffer offset
);
glUniform1i(objectID, 6);
glDrawArrays(GL_LINES, 0, bpf * 2); //draw spectrum
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer4); //z
glVertexAttribPointer(
2, //attribute. No particular reason for 0, but must match the layout in the shader.
1, //size
GL_FLOAT, //type
GL_FALSE, //normalized?
(waveform_interval + 1) * 4,
//stride
(void *)0 //array buffer offset
);
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer3); //waveform
glBufferData(GL_ARRAY_BUFFER, bpf * 4, (short *)data.data + data_index, GL_DYNAMIC_DRAW);
glVertexAttribPointer(
0, //attribute. No particular reason for 0, but must match the layout in the shader.
1, //size
GL_SHORT, //type
GL_FALSE, //normalized?
waveform_interval * 4, //stride
(void *)0 //array buffer offset
);
glUniform1i(objectID, 2);
glDrawArrays(GL_LINE_STRIP, 0, bpf / waveform_interval); //draw left waveform
glVertexAttribPointer(
0, //attribute. No particular reason for 0, but must match the layout in the shader.
1, //size
GL_SHORT, //type
GL_FALSE, //normalized?
waveform_interval * 4, //stride
(void *)2 //array buffer offset
);
glUniform1i(objectID, 3);
glDrawArrays(GL_LINE_STRIP, 0, bpf / waveform_interval); //draw right waveform
float sum_l = 0, sum_r = 0;
for(int i = 0; i < bpf; i++) {
sum_l = max(sum_l, abs(((short*)data.data)[data_index++])); //max
sum_r = max(sum_r, abs(((short*)data.data)[data_index++]));
// sum_l += abs(((short*)data.data)[data_index++]); //avg
// sum_r += abs(((short*)data.data)[data_index++]);
}
// sum_l /= bpf; //avg
// sum_r /= bpf;
float scale_l = sum_l / 32768 * column_height;
Model = glm::mat4(
1.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
-2.0, 1.0, 0.0, 1.0);
glm::mat4 scale1 = glm::mat4(
1.0, 0.0, 0.0, 0.0,
0.0, scale_l, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 1.0);
MVP = PV * scale1 * Model;
glUniformMatrix4fv(MatrixID, 1, GL_FALSE, &MVP[0][0]);
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer1); //left column vertex
glVertexAttribPointer(
0, // attribute. No particular reason for 0, but must match the layout in the shader.
3, // size
GL_FLOAT, // type
GL_FALSE, // normalized?
0, // stride
(void *)0 // array buffer offset
);
glBindBuffer(GL_ARRAY_BUFFER, colorbuffer1); //left column color
glVertexAttribPointer(
1, // attribute. No particular reason for 1, but must match the layout in the shader.
3, // size
GL_FLOAT, // type
GL_FALSE, // normalized?
0, // stride
(void *)0 // array buffer offset
);
glUniform1i(objectID, 0);
glDrawArrays(GL_TRIANGLES, 0, 12*3); //draw left column
if(scale_l> max_l) max_l = scale_l;
else max_l -= top_speed;
glm::mat4 translate1 = glm::mat4(
1.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
-2.0, max_l * 2, 0.0, 1.0);
scale1 = glm::mat4(
max_l / 2, 0.0, 0.0, 0.0,
0.0, max_l / 2 * top_height, 0.0, 0.0,
0.0, 0.0, max_l / 2, 0.0,
0.0, 0.0, 0.0, 1.0);
MVP = PV * translate1 * scale1;
glUniformMatrix4fv(MatrixID, 1, GL_FALSE, &MVP[0][0]);
glUniform1i(objectID, 4);
glUniform1f(topID, max_l);
glDrawArrays(GL_TRIANGLES, 0, 12*3); //draw left upper top
translate1 = glm::mat4(
1.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
-2.0, scale_l * 2, 0.0, 1.0);
scale1 = glm::mat4(
scale_l / 2, 0.0, 0.0, 0.0,
0.0, scale_l / 2 * top_height, 0.0, 0.0,
0.0, 0.0, scale_l / 2, 0.0,
0.0, 0.0, 0.0, 1.0);
MVP = PV * translate1 * scale1;
glUniformMatrix4fv(MatrixID, 1, GL_FALSE, &MVP[0][0]);
glUniform1i(objectID, 4);
glUniform1f(topID, scale_l);
glDrawArrays(GL_TRIANGLES, 0, 12*3); //draw left lower top
float scale_r = sum_r / 32768 * column_height;
Model = glm::mat4(
1.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
2.0, 1.0, 0.0, 1.0);
glm::mat4 scale2 = glm::mat4(
1.0, 0.0, 0.0, 0.0,
0.0, scale_r, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 1.0);
MVP = PV * scale2 * Model;
glUniformMatrix4fv(MatrixID, 1, GL_FALSE, &MVP[0][0]);
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer2); //right column vertex
glVertexAttribPointer(
0, // attribute. No particular reason for 0, but must match the layout in the shader.
3, // size
GL_FLOAT, // type
GL_FALSE, // normalized?
0, // stride
(void*)0 // array buffer offset
);
glBindBuffer(GL_ARRAY_BUFFER, colorbuffer2); //right column vertex
glVertexAttribPointer(
1, // attribute. No particular reason for 1, but must match the layout in the shader.
3, // size
GL_FLOAT, // type
GL_FALSE, // normalized?
0, // stride
(void*)0 // array buffer offset
);
glUniform1i(objectID, 1);
glDrawArrays(GL_TRIANGLES, 0, 12*3); //draw right column
if(scale_r > max_r) max_r = scale_r;
else max_r -= top_speed;
glm::mat4 translate2 = glm::mat4(
1.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
2.0, max_r * 2, 0.0, 1.0);
scale2 = glm::mat4(
max_r / 2, 0.0, 0.0, 0.0,
0.0, max_r / 2 * top_height, 0.0, 0.0,
0.0, 0.0, max_r / 2, 0.0,
0.0, 0.0, 0.0, 1.0);//0.25 / max_r);//(4.0 - max_r) * (4.0 - max_r));
MVP = PV * translate2 * scale2;
glUniformMatrix4fv(MatrixID, 1, GL_FALSE, &MVP[0][0]);
glUniform1i(objectID, 5);
glUniform1f(topID, max_r);
glDrawArrays(GL_TRIANGLES, 0, 12*3); //draw right upper top
translate2 = glm::mat4(
1.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
2.0, scale_r * 2, 0.0, 1.0);
scale2 = glm::mat4(
scale_r / 2, 0.0, 0.0, 0.0,
0.0, scale_r / 2 * top_height, 0.0, 0.0,
0.0, 0.0, scale_r / 2, 0.0,
0.0, 0.0, 0.0, 1.0);//0.25 / max_r);//(4.0 - max_r) * (4.0 - max_r));
MVP = PV * translate2 * scale2;
glUniformMatrix4fv(MatrixID, 1, GL_FALSE, &MVP[0][0]);
glUniform1i(objectID, 5);
glUniform1f(topID, scale_r);
glDrawArrays(GL_TRIANGLES, 0, 12*3); //draw right lower top
glDisableVertexAttribArray(0);
glDisableVertexAttribArray(1);
glDisableVertexAttribArray(2);
if(data_index >= data.size / 2) break;
current_time = glfwGetTime();
double left_time = total_time - current_time;
if(left_time <= 0) break;
double accurate_time = data_index / 2.0 / bpf / fps;
double delta = accurate_time - current_time;
printf("%lf %lf %lf %lf %lf\n", current_time - last_time, accurate_time, current_time, delta, left_time);
delta = delta > 0 ? delta : 0;
last_time = current_time;
usleep(delta * 1000000);
glfwSwapBuffers(window);
glfwPollEvents();
} while(glfwGetKey(window, GLFW_KEY_ESCAPE) != GLFW_PRESS && !glfwWindowShouldClose(window));
pthread_cancel(a_thread);
res = pthread_join(a_thread, &thread_result);
if(res != 0) {
perror("Thread join failed!");
exit(EXIT_FAILURE);
}
glDeleteBuffers(1, &vertexbuffer1);
glDeleteBuffers(1, &vertexbuffer2);
glDeleteBuffers(1, &vertexbuffer3);
glDeleteBuffers(1, &vertexbuffer4);
glDeleteBuffers(1, &vertexbuffer5);
glDeleteBuffers(1, &colorbuffer1);
glDeleteBuffers(1, &colorbuffer2);
glDeleteProgram(programID);
glDeleteVertexArrays(1, &VertexArrayID);
glfwTerminate();
return 0;
}
