Files
OrcaSlicer/src/libvgcode/src/ViewerImpl.cpp
SoftFever 779f4a890d QoL: improve gcode marker (#11881)
QoL: Improve gcode marker
2026-01-09 11:52:30 +08:00

2117 lines
82 KiB
C++

///|/ Copyright (c) Prusa Research 2023 Enrico Turri @enricoturri1966, Pavel Mikuš @Godrak, Vojtěch Bubník @bubnikv, Oleksandra Iushchenko @YuSanka
///|/
///|/ libvgcode is released under the terms of the AGPLv3 or higher
///|/
#include "ViewerImpl.hpp"
#include "../include/GCodeInputData.hpp"
#include "Shaders.hpp"
#include "ShadersES.hpp"
#include "OpenGLUtils.hpp"
#include "Utils.hpp"
#include <map>
#include <assert.h>
#include <stdexcept>
#include <cstdio>
#include <string>
#include <algorithm>
#include <cmath>
#include <numeric>
namespace libvgcode {
template<class T, class O = T>
using IntegerOnly = std::enable_if_t<std::is_integral<T>::value, O>;
// Rounding up.
// 1.5 is rounded to 2
// 1.49 is rounded to 1
// 0.5 is rounded to 1,
// 0.49 is rounded to 0
// -0.5 is rounded to 0,
// -0.51 is rounded to -1,
// -1.5 is rounded to -1.
// -1.51 is rounded to -2.
// If input is not a valid float (it is infinity NaN or if it does not fit)
// the float to int conversion produces a max int on Intel and +-max int on ARM.
template<typename I>
inline IntegerOnly<I, I> fast_round_up(double a)
{
// Why does Java Math.round(0.49999999999999994) return 1?
// https://stackoverflow.com/questions/9902968/why-does-math-round0-49999999999999994-return-1
return a == 0.49999999999999994 ? I(0) : I(floor(a + 0.5));
}
// Round to a bin with minimum two digits resolution.
// Equivalent to conversion to string with sprintf(buf, "%.2g", value) and conversion back to float, but faster.
static float round_to_bin(const float value)
{
// assert(value >= 0);
constexpr float const scale[5] = { 100.f, 1000.f, 10000.f, 100000.f, 1000000.f };
constexpr float const invscale[5] = { 0.01f, 0.001f, 0.0001f, 0.00001f, 0.000001f };
constexpr float const threshold[5] = { 0.095f, 0.0095f, 0.00095f, 0.000095f, 0.0000095f };
// Scaling factor, pointer to the tables above.
int i = 0;
// While the scaling factor is not yet large enough to get two integer digits after scaling and rounding:
for (; value < threshold[i] && i < 4; ++i);
// At least on MSVC std::round() calls a complex function, which is pretty expensive.
// our fast_round_up is much cheaper and it could be inlined.
// return std::round(value * scale[i]) * invscale[i];
double a = value * scale[i];
assert(std::abs(a) < double(std::numeric_limits<int64_t>::max()));
return fast_round_up<int64_t>(a) * invscale[i];
}
static Mat4x4 inverse(const Mat4x4& m)
{
// ref: https://stackoverflow.com/questions/1148309/inverting-a-4x4-matrix
Mat4x4 inv;
inv[0] = m[5] * m[10] * m[15] -
m[5] * m[11] * m[14] -
m[9] * m[6] * m[15] +
m[9] * m[7] * m[14] +
m[13] * m[6] * m[11] -
m[13] * m[7] * m[10];
inv[4] = -m[4] * m[10] * m[15] +
m[4] * m[11] * m[14] +
m[8] * m[6] * m[15] -
m[8] * m[7] * m[14] -
m[12] * m[6] * m[11] +
m[12] * m[7] * m[10];
inv[8] = m[4] * m[9] * m[15] -
m[4] * m[11] * m[13] -
m[8] * m[5] * m[15] +
m[8] * m[7] * m[13] +
m[12] * m[5] * m[11] -
m[12] * m[7] * m[9];
inv[12] = -m[4] * m[9] * m[14] +
m[4] * m[10] * m[13] +
m[8] * m[5] * m[14] -
m[8] * m[6] * m[13] -
m[12] * m[5] * m[10] +
m[12] * m[6] * m[9];
inv[1] = -m[1] * m[10] * m[15] +
m[1] * m[11] * m[14] +
m[9] * m[2] * m[15] -
m[9] * m[3] * m[14] -
m[13] * m[2] * m[11] +
m[13] * m[3] * m[10];
inv[5] = m[0] * m[10] * m[15] -
m[0] * m[11] * m[14] -
m[8] * m[2] * m[15] +
m[8] * m[3] * m[14] +
m[12] * m[2] * m[11] -
m[12] * m[3] * m[10];
inv[9] = -m[0] * m[9] * m[15] +
m[0] * m[11] * m[13] +
m[8] * m[1] * m[15] -
m[8] * m[3] * m[13] -
m[12] * m[1] * m[11] +
m[12] * m[3] * m[9];
inv[13] = m[0] * m[9] * m[14] -
m[0] * m[10] * m[13] -
m[8] * m[1] * m[14] +
m[8] * m[2] * m[13] +
m[12] * m[1] * m[10] -
m[12] * m[2] * m[9];
inv[2] = m[1] * m[6] * m[15] -
m[1] * m[7] * m[14] -
m[5] * m[2] * m[15] +
m[5] * m[3] * m[14] +
m[13] * m[2] * m[7] -
m[13] * m[3] * m[6];
inv[6] = -m[0] * m[6] * m[15] +
m[0] * m[7] * m[14] +
m[4] * m[2] * m[15] -
m[4] * m[3] * m[14] -
m[12] * m[2] * m[7] +
m[12] * m[3] * m[6];
inv[10] = m[0] * m[5] * m[15] -
m[0] * m[7] * m[13] -
m[4] * m[1] * m[15] +
m[4] * m[3] * m[13] +
m[12] * m[1] * m[7] -
m[12] * m[3] * m[5];
inv[14] = -m[0] * m[5] * m[14] +
m[0] * m[6] * m[13] +
m[4] * m[1] * m[14] -
m[4] * m[2] * m[13] -
m[12] * m[1] * m[6] +
m[12] * m[2] * m[5];
inv[3] = -m[1] * m[6] * m[11] +
m[1] * m[7] * m[10] +
m[5] * m[2] * m[11] -
m[5] * m[3] * m[10] -
m[9] * m[2] * m[7] +
m[9] * m[3] * m[6];
inv[7] = m[0] * m[6] * m[11] -
m[0] * m[7] * m[10] -
m[4] * m[2] * m[11] +
m[4] * m[3] * m[10] +
m[8] * m[2] * m[7] -
m[8] * m[3] * m[6];
inv[11] = -m[0] * m[5] * m[11] +
m[0] * m[7] * m[9] +
m[4] * m[1] * m[11] -
m[4] * m[3] * m[9] -
m[8] * m[1] * m[7] +
m[8] * m[3] * m[5];
inv[15] = m[0] * m[5] * m[10] -
m[0] * m[6] * m[9] -
m[4] * m[1] * m[10] +
m[4] * m[2] * m[9] +
m[8] * m[1] * m[6] -
m[8] * m[2] * m[5];
float det = m[0] * inv[0] + m[1] * inv[4] + m[2] * inv[8] + m[3] * inv[12];
assert(det != 0.0f);
det = 1.0f / det;
std::array<float, 16> ret = {};
for (int i = 0; i < 16; ++i) {
ret[i] = inv[i] * det;
}
return ret;
}
std::string check_shader(GLuint handle)
{
std::string ret;
GLint params;
glsafe(glGetShaderiv(handle, GL_COMPILE_STATUS, &params));
if (params == GL_FALSE) {
glsafe(glGetShaderiv(handle, GL_INFO_LOG_LENGTH, &params));
ret.resize(params);
glsafe(glGetShaderInfoLog(handle, params, &params, ret.data()));
}
return ret;
}
std::string check_program(GLuint handle)
{
std::string ret;
GLint params;
glsafe(glGetProgramiv(handle, GL_LINK_STATUS, &params));
if (params == GL_FALSE) {
glsafe(glGetProgramiv(handle, GL_INFO_LOG_LENGTH, &params));
ret.resize(params);
glsafe(glGetProgramInfoLog(handle, params, &params, ret.data()));
}
return ret;
}
unsigned int init_shader(const std::string& shader_name, const char* vertex_shader, const char* fragment_shader)
{
const GLuint vs_id = glCreateShader(GL_VERTEX_SHADER);
glcheck();
glsafe(glShaderSource(vs_id, 1, &vertex_shader, nullptr));
glsafe(glCompileShader(vs_id));
std::string res = check_shader(vs_id);
if (!res.empty()) {
glsafe(glDeleteShader(vs_id));
throw std::runtime_error("LibVGCode: Unable to compile vertex shader:\n" + shader_name + "\n" + res + "\n");
}
const GLuint fs_id = glCreateShader(GL_FRAGMENT_SHADER);
glcheck();
glsafe(glShaderSource(fs_id, 1, &fragment_shader, nullptr));
glsafe(glCompileShader(fs_id));
res = check_shader(fs_id);
if (!res.empty()) {
glsafe(glDeleteShader(vs_id));
glsafe(glDeleteShader(fs_id));
throw std::runtime_error("LibVGCode: Unable to compile fragment shader:\n" + shader_name + "\n" + res + "\n");
}
const GLuint shader_id = glCreateProgram();
glcheck();
glsafe(glAttachShader(shader_id, vs_id));
glsafe(glAttachShader(shader_id, fs_id));
glsafe(glLinkProgram(shader_id));
res = check_program(shader_id);
if (!res.empty()) {
glsafe(glDetachShader(shader_id, vs_id));
glsafe(glDetachShader(shader_id, fs_id));
glsafe(glDeleteShader(vs_id));
glsafe(glDeleteShader(fs_id));
glsafe(glDeleteProgram(shader_id));
throw std::runtime_error("LibVGCode: Unable to link shader program:\n" + shader_name + "\n" + res + "\n");
}
glsafe(glDetachShader(shader_id, vs_id));
glsafe(glDetachShader(shader_id, fs_id));
glsafe(glDeleteShader(vs_id));
glsafe(glDeleteShader(fs_id));
return shader_id;
}
static void delete_textures(unsigned int& id)
{
if (id != 0) {
glsafe(glDeleteTextures(1, &id));
id = 0;
}
}
static void delete_buffers(unsigned int& id)
{
if (id != 0) {
glsafe(glDeleteBuffers(1, &id));
id = 0;
}
}
static const std::array<Color, size_t(EGCodeExtrusionRole::COUNT)> DEFAULT_EXTRUSION_ROLES_COLORS = { {
{ 230, 179, 179 }, // None
{ 255, 230, 77 }, // Perimeter
{ 255, 125, 56 }, // ExternalPerimeter
{ 31, 31, 255 }, // OverhangPerimeter
{ 176, 48, 41 }, // InternalInfill
{ 150, 84, 204 }, // SolidInfill
{ 240, 64, 64 }, // TopSolidInfill
{ 255, 140, 105 }, // Ironing
{ 77, 128, 186 }, // BridgeInfill
{ 255, 255, 255 }, // GapFill
{ 0, 135, 110 }, // Skirt
{ 0, 255, 0 }, // SupportMaterial
{ 0, 128, 0 }, // SupportMaterialInterface
{ 179, 227, 171 }, // WipeTower
{ 94, 209, 148 }, // Custom
// ORCA
{ 102, 92, 199 }, // BottomSurface
{ 77, 128, 186 }, // InternalBridgeInfill
{ 0, 59, 110 }, // Brim
{ 0, 64, 0 }, // SupportTransition
{ 128, 128, 128 }, // Mixed
} };
static const std::array<Color, size_t(EOptionType::COUNT)> DEFAULT_OPTIONS_COLORS{ {
{ 56, 72, 155 }, // Travels
{ 255, 255, 0 }, // Wipes
{ 205, 34, 214 }, // Retractions
{ 73, 173, 207 }, // Unretractions
{ 230, 230, 230 }, // Seams
{ 193, 190, 99 }, // ToolChanges
{ 218, 148, 139 }, // ColorChanges
{ 82, 240, 131 }, // PausePrints
{ 226, 210, 67 } // CustomGCodes
} };
#ifdef ENABLE_OPENGL_ES
static std::pair<size_t, size_t> width_height(size_t count)
{
std::pair<size_t, size_t> ret;
ret.first = std::min(count, OpenGLWrapper::max_texture_size());
size_t rows_count = count / ret.first;
if (count > rows_count * ret.first)
++rows_count;
ret.second = std::min(rows_count, OpenGLWrapper::max_texture_size());
return ret;
}
void ViewerImpl::TextureData::init(size_t vertices_count)
{
if (vertices_count == 0)
return;
m_width = std::min(vertices_count, OpenGLWrapper::max_texture_size());
size_t rows_count = vertices_count / m_width;
if (vertices_count > rows_count * m_width)
++rows_count;
m_height = std::min(rows_count, OpenGLWrapper::max_texture_size());
m_count = rows_count / m_height;
if (rows_count > m_count * m_height)
++m_count;
const std::pair<size_t, size_t> test = width_height(vertices_count);
assert(test.first == m_width);
assert(test.second == m_height);
m_tex_ids = std::vector<TexIds>(m_count);
}
void ViewerImpl::TextureData::set_positions(const std::vector<Vec3>& positions)
{
if (m_count == 0)
return;
for (TexIds& ids : m_tex_ids) {
delete_textures(ids.positions.first);
ids.positions.second = 0;
}
m_positions_size = 0;
if (positions.empty())
return;
int curr_bound_texture = 0;
glsafe(glGetIntegerv(GL_TEXTURE_BINDING_2D, &curr_bound_texture));
int curr_unpack_alignment = 0;
glsafe(glGetIntegerv(GL_UNPACK_ALIGNMENT, &curr_unpack_alignment));
glsafe(glPixelStorei(GL_UNPACK_ALIGNMENT, 1));
const size_t tex_capacity = max_texture_capacity();
size_t remaining = positions.size();
for (size_t i = 0; i < m_count; ++i) {
const auto [w, h] = width_height(std::min(remaining, tex_capacity));
const size_t offset = i * tex_capacity;
glsafe(glGenTextures(1, &m_tex_ids[i].positions.first));
glsafe(glBindTexture(GL_TEXTURE_2D, m_tex_ids[i].positions.first));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0));
if (remaining >= tex_capacity) {
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB32F, static_cast<GLsizei>(w), static_cast<GLsizei>(h), 0, GL_RGB, GL_FLOAT, &positions[offset]));
m_tex_ids[i].positions.second = w * h;
}
else {
// the last row is only partially fitted with data, send it separately
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB32F, static_cast<GLsizei>(w), static_cast<GLsizei>(h), 0, GL_RGB, GL_FLOAT, nullptr));
glsafe(glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, static_cast<GLsizei>(w), static_cast<GLsizei>(h - 1), GL_RGB, GL_FLOAT, &positions[offset]));
glsafe(glTexSubImage2D(GL_TEXTURE_2D, 0, 0, static_cast<GLsizei>(h - 1), static_cast<GLsizei>(remaining % w), 1, GL_RGB, GL_FLOAT, &positions[offset + w * (h - 1)]));
m_tex_ids[i].positions.second = w * (h - 1) + remaining % w;
}
m_positions_size += m_tex_ids[i].positions.second * sizeof(Vec3);
remaining = (remaining > tex_capacity) ? remaining - tex_capacity: 0;
}
glsafe(glBindTexture(GL_TEXTURE_2D, curr_bound_texture));
glsafe(glPixelStorei(GL_UNPACK_ALIGNMENT, curr_unpack_alignment));
}
void ViewerImpl::TextureData::set_heights_widths_angles(const std::vector<Vec3>& heights_widths_angles)
{
if (m_count == 0)
return;
for (TexIds& ids : m_tex_ids) {
delete_textures(ids.heights_widths_angles.first);
ids.heights_widths_angles.second = 0;
}
m_height_width_angle_size = 0;
if (heights_widths_angles.empty())
return;
int curr_bound_texture = 0;
glsafe(glGetIntegerv(GL_TEXTURE_BINDING_2D, &curr_bound_texture));
int curr_unpack_alignment = 0;
glsafe(glGetIntegerv(GL_UNPACK_ALIGNMENT, &curr_unpack_alignment));
glsafe(glPixelStorei(GL_UNPACK_ALIGNMENT, 1));
const size_t tex_capacity = max_texture_capacity();
size_t remaining = heights_widths_angles.size();
for (size_t i = 0; i < m_count; ++i) {
const auto [w, h] = width_height(std::min(remaining, tex_capacity));
const size_t offset = i * tex_capacity;
glsafe(glGenTextures(1, &m_tex_ids[i].heights_widths_angles.first));
glsafe(glBindTexture(GL_TEXTURE_2D, m_tex_ids[i].heights_widths_angles.first));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0));
if (remaining >= tex_capacity) {
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB32F, static_cast<GLsizei>(w), static_cast<GLsizei>(h), 0, GL_RGB, GL_FLOAT, &heights_widths_angles[offset]));
m_tex_ids[i].heights_widths_angles.second = w * h;
}
else {
// the last row is only partially fitted with data, send it separately
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB32F, static_cast<GLsizei>(w), static_cast<GLsizei>(h), 0, GL_RGB, GL_FLOAT, nullptr));
glsafe(glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, static_cast<GLsizei>(w), static_cast<GLsizei>(h - 1), GL_RGB, GL_FLOAT, &heights_widths_angles[offset]));
glsafe(glTexSubImage2D(GL_TEXTURE_2D, 0, 0, static_cast<GLsizei>(h - 1), static_cast<GLsizei>(remaining % w), 1, GL_RGB, GL_FLOAT, &heights_widths_angles[offset + w * (h - 1)]));
m_tex_ids[i].heights_widths_angles.second = w * (h - 1) + remaining % w;
}
m_height_width_angle_size += m_tex_ids[i].heights_widths_angles.second * sizeof(Vec3);
remaining = (remaining > tex_capacity) ? remaining - tex_capacity : 0;
}
glsafe(glBindTexture(GL_TEXTURE_2D, curr_bound_texture));
glsafe(glPixelStorei(GL_UNPACK_ALIGNMENT, curr_unpack_alignment));
}
void ViewerImpl::TextureData::set_colors(const std::vector<float>& colors)
{
if (m_count == 0)
return;
for (TexIds& ids : m_tex_ids) {
delete_textures(ids.colors.first);
ids.colors.second = 0;
}
m_colors_size = 0;
if (colors.empty())
return;
int curr_bound_texture = 0;
glsafe(glGetIntegerv(GL_TEXTURE_BINDING_2D, &curr_bound_texture));
int curr_unpack_alignment = 0;
glsafe(glGetIntegerv(GL_UNPACK_ALIGNMENT, &curr_unpack_alignment));
glsafe(glPixelStorei(GL_UNPACK_ALIGNMENT, 1));
const size_t tex_capacity = max_texture_capacity();
size_t remaining = colors.size();
for (size_t i = 0; i < m_count; ++i) {
const auto [w, h] = width_height(std::min(remaining, tex_capacity));
const size_t offset = i * tex_capacity;
glsafe(glGenTextures(1, &m_tex_ids[i].colors.first));
glsafe(glBindTexture(GL_TEXTURE_2D, m_tex_ids[i].colors.first));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0));
if (remaining >= tex_capacity) {
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_R32F, static_cast<GLsizei>(w), static_cast<GLsizei>(h), 0, GL_RED, GL_FLOAT, &colors[offset]));
m_tex_ids[i].colors.second = w * h;
}
else {
// the last row is only partially fitted with data, send it separately
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_R32F, static_cast<GLsizei>(w), static_cast<GLsizei>(h), 0, GL_RED, GL_FLOAT, nullptr));
glsafe(glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, static_cast<GLsizei>(w), static_cast<GLsizei>(h - 1), GL_RED, GL_FLOAT, &colors[offset]));
glsafe(glTexSubImage2D(GL_TEXTURE_2D, 0, 0, static_cast<GLsizei>(h - 1), static_cast<GLsizei>(remaining % w), 1, GL_RED, GL_FLOAT, &colors[offset + w * (h - 1)]));
m_tex_ids[i].colors.second = w * (h - 1) + remaining % w;
}
m_colors_size += m_tex_ids[i].colors.second * sizeof(float);
remaining = (remaining > tex_capacity) ? remaining - tex_capacity : 0;
}
glsafe(glBindTexture(GL_TEXTURE_2D, curr_bound_texture));
glsafe(glPixelStorei(GL_UNPACK_ALIGNMENT, curr_unpack_alignment));
}
void ViewerImpl::TextureData::set_enabled_segments(const std::vector<uint32_t>& enabled_segments)
{
if (m_count == 0)
return;
for (TexIds& ids : m_tex_ids) {
delete_textures(ids.enabled_segments.first);
ids.enabled_segments.second = 0;
}
m_enabled_segments_size = 0;
if (enabled_segments.empty())
return;
int curr_bound_texture = 0;
glsafe(glGetIntegerv(GL_TEXTURE_BINDING_2D, &curr_bound_texture));
int curr_unpack_alignment = 0;
glsafe(glGetIntegerv(GL_UNPACK_ALIGNMENT, &curr_unpack_alignment));
glsafe(glPixelStorei(GL_UNPACK_ALIGNMENT, 1));
const size_t tex_capacity = max_texture_capacity();
size_t curr_tex_id = 0;
std::vector<uint32_t> curr_segments;
for (size_t i = 0; i < enabled_segments.size(); ++i) {
uint32_t seg = enabled_segments[i];
const bool new_tex = static_cast<size_t>(seg) > (curr_tex_id + 1) * tex_capacity;
if (!new_tex)
curr_segments.push_back(seg - static_cast<uint32_t>(curr_tex_id * tex_capacity));
if (i + 1 == enabled_segments.size() || new_tex) {
const auto [w, h] = width_height(curr_segments.size());
glsafe(glGenTextures(1, &m_tex_ids[curr_tex_id].enabled_segments.first));
glsafe(glBindTexture(GL_TEXTURE_2D, m_tex_ids[curr_tex_id].enabled_segments.first));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0));
if (curr_segments.size() == tex_capacity) {
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_R32UI, static_cast<GLsizei>(w), static_cast<GLsizei>(h), 0, GL_RED_INTEGER, GL_UNSIGNED_INT, curr_segments.data()));
m_tex_ids[curr_tex_id].enabled_segments.second = w * h;
}
else {
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_R32UI, static_cast<GLsizei>(w), static_cast<GLsizei>(h), 0, GL_RED_INTEGER, GL_UNSIGNED_INT, nullptr));
if (h == 1) {
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_R32UI, static_cast<GLsizei>(w), 1, 0, GL_RED_INTEGER, GL_UNSIGNED_INT, curr_segments.data()));
m_tex_ids[curr_tex_id].enabled_segments.second = w;
}
else {
// the last row is only partially fitted with data, send it separately
glsafe(glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, static_cast<GLsizei>(w), static_cast<GLsizei>(h - 1), GL_RED_INTEGER, GL_UNSIGNED_INT, curr_segments.data()));
glsafe(glTexSubImage2D(GL_TEXTURE_2D, 0, 0, static_cast<GLsizei>(h - 1), static_cast<GLsizei>(curr_segments.size() % w), 1, GL_RED_INTEGER, GL_UNSIGNED_INT, &curr_segments[w * (h - 1)]));
m_tex_ids[curr_tex_id].enabled_segments.second = w * (h - 1) + curr_segments.size() % w;
}
}
m_enabled_segments_size += m_tex_ids[curr_tex_id].enabled_segments.second * sizeof(uint32_t);
if (new_tex) {
curr_segments.clear();
++curr_tex_id;
curr_segments.push_back(seg - static_cast<uint32_t>(curr_tex_id * tex_capacity));
}
}
}
glsafe(glBindTexture(GL_TEXTURE_2D, curr_bound_texture));
glsafe(glPixelStorei(GL_UNPACK_ALIGNMENT, curr_unpack_alignment));
}
void ViewerImpl::TextureData::set_enabled_options(const std::vector<uint32_t>& enabled_options)
{
if (m_count == 0)
return;
for (TexIds& ids : m_tex_ids) {
delete_textures(ids.enabled_options.first);
ids.enabled_options.second = 0;
}
m_enabled_options_size = 0;
if (enabled_options.empty())
return;
int curr_bound_texture = 0;
glsafe(glGetIntegerv(GL_TEXTURE_BINDING_2D, &curr_bound_texture));
int curr_unpack_alignment = 0;
glsafe(glGetIntegerv(GL_UNPACK_ALIGNMENT, &curr_unpack_alignment));
glsafe(glPixelStorei(GL_UNPACK_ALIGNMENT, 1));
const size_t tex_capacity = max_texture_capacity();
size_t curr_tex_id = 0;
std::vector<uint32_t> curr_options;
for (size_t i = 0; i < enabled_options.size(); ++i) {
uint32_t opt = enabled_options[i];
const bool new_tex = static_cast<size_t>(opt) > (curr_tex_id + 1) * tex_capacity;
if (!new_tex)
curr_options.push_back(opt - static_cast<uint32_t>(curr_tex_id * tex_capacity));
if (i + 1 == enabled_options.size() || new_tex) {
const auto [w, h] = width_height(curr_options.size());
glsafe(glGenTextures(1, &m_tex_ids[curr_tex_id].enabled_options.first));
glsafe(glBindTexture(GL_TEXTURE_2D, m_tex_ids[curr_tex_id].enabled_options.first));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST));
glsafe(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0));
if (curr_options.size() == tex_capacity) {
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_R32UI, static_cast<GLsizei>(w), static_cast<GLsizei>(h), 0, GL_RED_INTEGER, GL_UNSIGNED_INT, curr_options.data()));
m_tex_ids[curr_tex_id].enabled_options.second = w * h;
}
else {
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_R32UI, static_cast<GLsizei>(w), static_cast<GLsizei>(h), 0, GL_RED_INTEGER, GL_UNSIGNED_INT, nullptr));
if (h == 1) {
glsafe(glTexImage2D(GL_TEXTURE_2D, 0, GL_R32UI, static_cast<GLsizei>(w), 1, 0, GL_RED_INTEGER, GL_UNSIGNED_INT, curr_options.data()));
m_tex_ids[curr_tex_id].enabled_options.second = w;
}
else {
// the last row is only partially fitted with data, send it separately
glsafe(glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, static_cast<GLsizei>(w), static_cast<GLsizei>(h - 1), GL_RED_INTEGER, GL_UNSIGNED_INT, curr_options.data()));
glsafe(glTexSubImage2D(GL_TEXTURE_2D, 0, 0, static_cast<GLsizei>(h - 1), static_cast<GLsizei>(curr_options.size() % w), 1, GL_RED_INTEGER, GL_UNSIGNED_INT, &curr_options[w * (h - 1)]));
m_tex_ids[curr_tex_id].enabled_options.second = w * (h - 1) + curr_options.size() % w;
}
}
m_enabled_options_size += m_tex_ids[curr_tex_id].enabled_options.second * sizeof(uint32_t);
if (new_tex) {
curr_options.clear();
++curr_tex_id;
curr_options.push_back(opt - static_cast<uint32_t>(curr_tex_id * tex_capacity));
}
}
}
glsafe(glBindTexture(GL_TEXTURE_2D, curr_bound_texture));
glsafe(glPixelStorei(GL_UNPACK_ALIGNMENT, curr_unpack_alignment));
}
void ViewerImpl::TextureData::reset()
{
for (TexIds& ids : m_tex_ids) {
delete_textures(ids.enabled_options.first);
delete_textures(ids.enabled_segments.first);
delete_textures(ids.colors.first);
delete_textures(ids.heights_widths_angles.first);
delete_textures(ids.positions.first);
}
m_tex_ids.clear();
m_width = 0;
m_height = 0;
m_count = 0;
m_positions_size = 0;
m_height_width_angle_size = 0;
m_colors_size = 0;
m_enabled_segments_size = 0;
m_enabled_options_size = 0;
}
std::pair<unsigned int, size_t> ViewerImpl::TextureData::get_positions_tex_id(size_t id) const
{
assert(id < m_tex_ids.size());
return m_tex_ids[id].positions;
}
std::pair<unsigned int, size_t> ViewerImpl::TextureData::get_heights_widths_angles_tex_id(size_t id) const
{
assert(id < m_tex_ids.size());
return m_tex_ids[id].heights_widths_angles;
}
std::pair<unsigned int, size_t> ViewerImpl::TextureData::get_colors_tex_id(size_t id) const
{
assert(id < m_tex_ids.size());
return m_tex_ids[id].colors;
}
std::pair<unsigned int, size_t> ViewerImpl::TextureData::get_enabled_segments_tex_id(size_t id) const
{
assert(id < m_tex_ids.size());
return m_tex_ids[id].enabled_segments;
}
std::pair<unsigned int, size_t> ViewerImpl::TextureData::get_enabled_options_tex_id(size_t id) const
{
assert(id < m_tex_ids.size());
return m_tex_ids[id].enabled_options;
}
size_t ViewerImpl::TextureData::get_enabled_segments_count() const
{
size_t ret = 0;
for (size_t i = 0; i < m_count; ++i) {
ret += m_tex_ids[i].enabled_segments.second;
}
return ret;
}
size_t ViewerImpl::TextureData::get_enabled_options_count() const
{
size_t ret = 0;
for (size_t i = 0; i < m_count; ++i) {
ret += m_tex_ids[i].enabled_options.second;
}
return ret;
}
size_t ViewerImpl::TextureData::get_used_gpu_memory() const
{
size_t ret = 0;
ret += m_positions_size;
ret += m_height_width_angle_size;
ret += m_colors_size;
ret += m_enabled_segments_size;
ret += m_enabled_options_size;
return ret;
}
#endif // ENABLE_OPENGL_ES
ViewerImpl::ViewerImpl()
{
reset_default_extrusion_roles_colors();
reset_default_options_colors();
}
void ViewerImpl::init(const std::string& opengl_context_version)
{
if (m_initialized)
return;
if (!OpenGLWrapper::load_opengl(opengl_context_version)) {
if (OpenGLWrapper::is_valid_context())
throw std::runtime_error("LibVGCode was unable to initialize the GLAD library.\n");
else {
#ifdef ENABLE_OPENGL_ES
throw std::runtime_error("LibVGCode requires an OpenGL ES context based on OpenGL ES 3.0 or higher.\n");
#else
throw std::runtime_error("LibVGCode requires an OpenGL context based on OpenGL 3.2 or higher.\n");
#endif // ENABLE_OPENGL_ES
}
}
// segments shader
#ifdef ENABLE_OPENGL_ES
m_segments_shader_id = init_shader("segments", Segments_Vertex_Shader_ES, Segments_Fragment_Shader_ES);
#else
m_segments_shader_id = init_shader("segments", Segments_Vertex_Shader, Segments_Fragment_Shader);
#endif // ENABLE_OPENGL_ES
m_uni_segments_view_matrix_id = glGetUniformLocation(m_segments_shader_id, "view_matrix");
m_uni_segments_projection_matrix_id = glGetUniformLocation(m_segments_shader_id, "projection_matrix");
m_uni_segments_camera_position_id = glGetUniformLocation(m_segments_shader_id, "camera_position");
m_uni_segments_positions_tex_id = glGetUniformLocation(m_segments_shader_id, "position_tex");
m_uni_segments_height_width_angle_tex_id = glGetUniformLocation(m_segments_shader_id, "height_width_angle_tex");
m_uni_segments_colors_tex_id = glGetUniformLocation(m_segments_shader_id, "color_tex");
m_uni_segments_segment_index_tex_id = glGetUniformLocation(m_segments_shader_id, "segment_index_tex");
glcheck();
assert(m_uni_segments_view_matrix_id != -1 &&
m_uni_segments_projection_matrix_id != -1 &&
m_uni_segments_camera_position_id != -1 &&
m_uni_segments_positions_tex_id != -1 &&
m_uni_segments_height_width_angle_tex_id != -1 &&
m_uni_segments_colors_tex_id != -1 &&
m_uni_segments_segment_index_tex_id != -1);
m_segment_template.init();
// options shader
#ifdef ENABLE_OPENGL_ES
m_options_shader_id = init_shader("options", Options_Vertex_Shader_ES, Options_Fragment_Shader_ES);
#else
m_options_shader_id = init_shader("options", Options_Vertex_Shader, Options_Fragment_Shader);
#endif // ENABLE_OPENGL_ES
m_uni_options_view_matrix_id = glGetUniformLocation(m_options_shader_id, "view_matrix");
m_uni_options_projection_matrix_id = glGetUniformLocation(m_options_shader_id, "projection_matrix");
m_uni_options_positions_tex_id = glGetUniformLocation(m_options_shader_id, "position_tex");
m_uni_options_height_width_angle_tex_id = glGetUniformLocation(m_options_shader_id, "height_width_angle_tex");
m_uni_options_colors_tex_id = glGetUniformLocation(m_options_shader_id, "color_tex");
m_uni_options_segment_index_tex_id = glGetUniformLocation(m_options_shader_id, "segment_index_tex");
glcheck();
assert(m_uni_options_view_matrix_id != -1 &&
m_uni_options_projection_matrix_id != -1 &&
m_uni_options_positions_tex_id != -1 &&
m_uni_options_height_width_angle_tex_id != -1 &&
m_uni_options_colors_tex_id != -1 &&
m_uni_options_segment_index_tex_id != -1);
m_option_template.init(16);
#if VGCODE_ENABLE_COG_AND_TOOL_MARKERS
// cog marker shader
#ifdef ENABLE_OPENGL_ES
m_cog_marker_shader_id = init_shader("cog_marker", Cog_Marker_Vertex_Shader_ES, Cog_Marker_Fragment_Shader_ES);
#else
m_cog_marker_shader_id = init_shader("cog_marker", Cog_Marker_Vertex_Shader, Cog_Marker_Fragment_Shader);
#endif // ENABLE_OPENGL_ES
m_uni_cog_marker_world_center_position = glGetUniformLocation(m_cog_marker_shader_id, "world_center_position");
m_uni_cog_marker_scale_factor = glGetUniformLocation(m_cog_marker_shader_id, "scale_factor");
m_uni_cog_marker_view_matrix = glGetUniformLocation(m_cog_marker_shader_id, "view_matrix");
m_uni_cog_marker_projection_matrix = glGetUniformLocation(m_cog_marker_shader_id, "projection_matrix");
glcheck();
assert(m_uni_cog_marker_world_center_position != -1 &&
m_uni_cog_marker_scale_factor != -1 &&
m_uni_cog_marker_view_matrix != -1 &&
m_uni_cog_marker_projection_matrix != -1);
m_cog_marker.init(32, 1.0f);
// tool marker shader
#ifdef ENABLE_OPENGL_ES
m_tool_marker_shader_id = init_shader("tool_marker", Tool_Marker_Vertex_Shader_ES, Tool_Marker_Fragment_Shader_ES);
#else
m_tool_marker_shader_id = init_shader("tool_marker", Tool_Marker_Vertex_Shader, Tool_Marker_Fragment_Shader);
#endif // ENABLE_OPENGL_ES
m_uni_tool_marker_world_origin = glGetUniformLocation(m_tool_marker_shader_id, "world_origin");
m_uni_tool_marker_scale_factor = glGetUniformLocation(m_tool_marker_shader_id, "scale_factor");
m_uni_tool_marker_view_matrix = glGetUniformLocation(m_tool_marker_shader_id, "view_matrix");
m_uni_tool_marker_projection_matrix = glGetUniformLocation(m_tool_marker_shader_id, "projection_matrix");
m_uni_tool_marker_color_base = glGetUniformLocation(m_tool_marker_shader_id, "color_base");
glcheck();
assert(m_uni_tool_marker_world_origin != -1 &&
m_uni_tool_marker_scale_factor != -1 &&
m_uni_tool_marker_view_matrix != -1 &&
m_uni_tool_marker_projection_matrix != -1 &&
m_uni_tool_marker_color_base != -1);
m_tool_marker.init(32, 2.0f, 4.0f, 1.0f, 8.0f);
#endif // VGCODE_ENABLE_COG_AND_TOOL_MARKERS
m_initialized = true;
}
void ViewerImpl::shutdown()
{
reset();
#if VGCODE_ENABLE_COG_AND_TOOL_MARKERS
m_tool_marker.shutdown();
m_cog_marker.shutdown();
#endif // VGCODE_ENABLE_COG_AND_TOOL_MARKERS
m_option_template.shutdown();
m_segment_template.shutdown();
if (m_options_shader_id != 0) {
glsafe(glDeleteProgram(m_options_shader_id));
m_options_shader_id = 0;
}
if (m_segments_shader_id != 0) {
glsafe(glDeleteProgram(m_segments_shader_id));
m_segments_shader_id = 0;
}
m_initialized = false;
OpenGLWrapper::unload_opengl();
}
void ViewerImpl::reset()
{
m_layers.reset();
m_view_range.reset();
m_extrusion_roles.reset();
m_options.clear();
m_used_extruders.clear();
m_total_time = { 0.0f, 0.0f };
m_travels_time = { 0.0f, 0.0f };
m_vertices.clear();
m_vertices_colors.clear();
m_valid_lines_bitset.clear();
#if VGCODE_ENABLE_COG_AND_TOOL_MARKERS
m_cog_marker.reset();
#endif // VGCODE_ENABLE_COG_AND_TOOL_MARKERS
#ifdef ENABLE_OPENGL_ES
m_texture_data.reset();
#else
m_enabled_segments_count = 0;
m_enabled_options_count = 0;
m_settings_used_for_ranges = std::nullopt;
delete_textures(m_enabled_options_tex_id);
delete_buffers(m_enabled_options_buf_id);
delete_textures(m_enabled_segments_tex_id);
delete_buffers(m_enabled_segments_buf_id);
delete_textures(m_colors_tex_id);
delete_buffers(m_colors_buf_id);
delete_textures(m_heights_widths_angles_tex_id);
delete_buffers(m_heights_widths_angles_buf_id);
delete_textures(m_positions_tex_id);
delete_buffers(m_positions_buf_id);
#endif // ENABLE_OPENGL_ES
}
// On some graphic cards texture buffers using GL_RGB32F format do not work, see:
// https://dev.prusa3d.com/browse/SPE-2411
// https://github.com/prusa3d/PrusaSlicer/issues/12908
// To let all drivers be happy, we use GL_RGBA32F format, so we need to add an extra (currently unused) float
// to position and heights_widths_angles vectors
using Vec4 = std::array<float, 4>;
static void extract_pos_and_or_hwa(const std::vector<PathVertex>& vertices, float travels_radius, float wipes_radius, BitSet<>& valid_lines_bitset,
std::vector<Vec4>* positions = nullptr, std::vector<Vec4>* heights_widths_angles = nullptr, bool update_bitset = false) {
static constexpr const Vec3 ZERO = { 0.0f, 0.0f, 0.0f };
if (positions == nullptr && heights_widths_angles == nullptr)
return;
if (vertices.empty())
return;
if (travels_radius <= 0.0f || wipes_radius <= 0.0f)
return;
if (positions != nullptr)
positions->reserve(vertices.size());
if (heights_widths_angles != nullptr)
heights_widths_angles->reserve(vertices.size());
for (size_t i = 0; i < vertices.size(); ++i) {
const PathVertex& v = vertices[i];
const EMoveType move_type = v.type;
const bool prev_line_valid = i > 0 && valid_lines_bitset[i - 1];
const Vec3 prev_line = prev_line_valid ? v.position - vertices[i - 1].position : ZERO;
const bool this_line_valid = i + 1 < vertices.size() &&
vertices[i + 1].position != v.position &&
vertices[i + 1].type == move_type &&
move_type != EMoveType::Seam;
const Vec3 this_line = this_line_valid ? vertices[i + 1].position - v.position : ZERO;
if (this_line_valid) {
// there is a valid path between point i and i+1.
}
else {
// the connection is invalid, there should be no line rendered, ever
if (update_bitset)
valid_lines_bitset.reset(i);
}
if (positions != nullptr) {
// the last component is a dummy float to comply with GL_RGBA32F format
Vec4 position = { v.position[0], v.position[1], v.position[2], 0.0f };
if (move_type == EMoveType::Extrude)
// push down extrusion vertices by half height to render them at the right z
position[2] -= 0.5f * v.height;
positions->emplace_back(position);
}
if (heights_widths_angles != nullptr) {
float height = 0.0f;
float width = 0.0f;
if (v.is_travel()) {
height = travels_radius;
width = travels_radius;
}
else if (v.is_wipe()) {
height = wipes_radius;
width = wipes_radius;
}
else {
height = v.height;
width = v.width;
}
// the last component is a dummy float to comply with GL_RGBA32F format
heights_widths_angles->push_back({ height, width,
std::atan2(prev_line[0] * this_line[1] - prev_line[1] * this_line[0], dot(prev_line, this_line)), 0.0f });
}
}
}
void ViewerImpl::load(GCodeInputData&& gcode_data)
{
if (!m_initialized)
return;
if (gcode_data.vertices.empty())
return;
reset();
m_vertices = std::move(gcode_data.vertices);
m_tool_colors = std::move(gcode_data.tools_colors);
m_color_print_colors = std::move(gcode_data.color_print_colors);
m_vertices_colors.resize(m_vertices.size());
m_settings.spiral_vase_mode = gcode_data.spiral_vase_mode;
for (size_t i = 0; i < m_vertices.size(); ++i) {
const PathVertex& v = m_vertices[i];
m_layers.update(v, static_cast<uint32_t>(i));
for (size_t j = 0; j < TIME_MODES_COUNT; ++j) {
m_total_time[j] += v.times[j];
if (v.type == EMoveType::Travel)
m_travels_time[j] += v.times[j];
}
const EOptionType option_type = move_type_to_option(v.type);
if (option_type != EOptionType::COUNT)
m_options.emplace_back(option_type);
if (v.type == EMoveType::Extrude) {
m_extrusion_roles.add(v.role, v.times);
auto estruder_it = m_used_extruders.find(v.extruder_id);
if (estruder_it == m_used_extruders.end())
estruder_it = m_used_extruders.insert({ v.extruder_id, std::vector<ColorPrint>() }).first;
if (estruder_it->second.empty() || estruder_it->second.back().color_id != v.color_id) {
const ColorPrint cp = { v.extruder_id, v.color_id, v.layer_id, m_total_time };
estruder_it->second.emplace_back(cp);
}
}
if (i > 0) {
#if VGCODE_ENABLE_COG_AND_TOOL_MARKERS
// updates calculation for center of gravity
if (v.type == EMoveType::Extrude &&
v.role != EGCodeExtrusionRole::Skirt &&
v.role != EGCodeExtrusionRole::SupportMaterial &&
v.role != EGCodeExtrusionRole::SupportMaterialInterface &&
v.role != EGCodeExtrusionRole::WipeTower &&
v.role != EGCodeExtrusionRole::Custom &&
v.role != EGCodeExtrusionRole::Brim &&
v.role != EGCodeExtrusionRole::SupportTransition) {
m_cog_marker.update(0.5f * (v.position + m_vertices[i - 1].position), v.weight);
}
#endif // VGCODE_ENABLE_COG_AND_TOOL_MARKERS
}
}
// Populate layer_duration for each vertex from the accumulated layer times
for (PathVertex& v : m_vertices) {
v.layer_duration = m_layers.get_layer_time(m_settings.time_mode, static_cast<size_t>(v.layer_id));
}
if (!m_layers.empty())
m_layers.set_view_range(0, static_cast<uint32_t>(m_layers.count()) - 1);
std::sort(m_options.begin(), m_options.end());
m_options.erase(std::unique(m_options.begin(), m_options.end()), m_options.end());
m_options.shrink_to_fit();
// reset segments visibility bitset
m_valid_lines_bitset = BitSet<>(m_vertices.size());
m_valid_lines_bitset.setAll();
if (m_settings.time_mode != ETimeMode::Normal && m_total_time[static_cast<size_t>(m_settings.time_mode)] == 0.0f)
m_settings.time_mode = ETimeMode::Normal;
// buffers to send to gpu
// the last component is a dummy float to comply with GL_RGBA32F format
std::vector<Vec4> positions;
std::vector<Vec4> heights_widths_angles;
positions.reserve(m_vertices.size());
heights_widths_angles.reserve(m_vertices.size());
extract_pos_and_or_hwa(m_vertices, m_travels_radius, m_wipes_radius, m_valid_lines_bitset, &positions, &heights_widths_angles, true);
if (!positions.empty()) {
#ifdef ENABLE_OPENGL_ES
m_texture_data.init(positions.size());
// create and fill position textures
m_texture_data.set_positions(positions);
// create and fill height, width and angle textures
m_texture_data.set_heights_widths_angles(heights_widths_angles);
#else
m_positions_tex_size = positions.size() * sizeof(Vec3);
m_height_width_angle_tex_size = heights_widths_angles.size() * sizeof(Vec3);
int old_bound_texture = 0;
glsafe(glGetIntegerv(GL_TEXTURE_BINDING_BUFFER, &old_bound_texture));
// create and fill positions buffer
glsafe(glGenBuffers(1, &m_positions_buf_id));
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, m_positions_buf_id));
glsafe(glBufferData(GL_TEXTURE_BUFFER, positions.size() * sizeof(Vec4), positions.data(), GL_STATIC_DRAW));
glsafe(glGenTextures(1, &m_positions_tex_id));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_positions_tex_id));
// create and fill height, width and angles buffer
glsafe(glGenBuffers(1, &m_heights_widths_angles_buf_id));
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, m_heights_widths_angles_buf_id));
glsafe(glBufferData(GL_TEXTURE_BUFFER, heights_widths_angles.size() * sizeof(Vec4), heights_widths_angles.data(), GL_DYNAMIC_DRAW));
glsafe(glGenTextures(1, &m_heights_widths_angles_tex_id));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_heights_widths_angles_tex_id));
// create (but do not fill) colors buffer (data is set in update_colors())
glsafe(glGenBuffers(1, &m_colors_buf_id));
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, m_colors_buf_id));
glsafe(glGenTextures(1, &m_colors_tex_id));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_colors_tex_id));
// create (but do not fill) enabled segments buffer (data is set in update_enabled_entities())
glsafe(glGenBuffers(1, &m_enabled_segments_buf_id));
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, m_enabled_segments_buf_id));
glsafe(glGenTextures(1, &m_enabled_segments_tex_id));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_enabled_segments_tex_id));
// create (but do not fill) enabled options buffer (data is set in update_enabled_entities())
glsafe(glGenBuffers(1, &m_enabled_options_buf_id));
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, m_enabled_options_buf_id));
glsafe(glGenTextures(1, &m_enabled_options_tex_id));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_enabled_options_tex_id));
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, 0));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, old_bound_texture));
#endif // ENABLE_OPENGL_ES
}
update_view_full_range();
m_view_range.set_visible(m_view_range.get_enabled());
update_enabled_entities();
update_colors();
}
void ViewerImpl::update_enabled_entities()
{
if (m_vertices.empty())
return;
std::vector<uint32_t> enabled_segments;
std::vector<uint32_t> enabled_options;
Interval range = m_view_range.get_visible();
// when top layer only visualization is enabled, we need to render
// all the toolpaths in the other layers as grayed, so extend the range
// to contain them
if (m_settings.top_layer_only_view_range)
range[0] = m_view_range.get_full()[0];
// to show the options at the current tool marker position we need to extend the range by one extra step
if (m_vertices[range[1]].is_option() && range[1] < static_cast<uint32_t>(m_vertices.size()) - 1)
++range[1];
if (m_settings.spiral_vase_mode) {
// when spiral vase mode is enabled and only one layer is shown, extend the range by one step
const Interval& layers_range = m_layers.get_view_range();
if (layers_range[0] > 0 && layers_range[0] == layers_range[1])
--range[0];
}
for (size_t i = range[0]; i < range[1]; ++i) {
const PathVertex& v = m_vertices[i];
if (!m_valid_lines_bitset[i] && !v.is_option())
continue;
if (v.is_travel()) {
if (!m_settings.options_visibility[size_t(EOptionType::Travels)])
continue;
}
else if (v.is_wipe()) {
if (!m_settings.options_visibility[size_t(EOptionType::Wipes)])
continue;
}
else if (v.is_option()) {
if (!m_settings.options_visibility[size_t(move_type_to_option(v.type))])
continue;
}
else if (v.is_extrusion()) {
if (!m_settings.extrusion_roles_visibility[size_t(v.role)])
continue;
}
else
continue;
if (v.is_option())
enabled_options.push_back(static_cast<uint32_t>(i));
else
enabled_segments.push_back(static_cast<uint32_t>(i));
}
#ifdef ENABLE_OPENGL_ES
m_texture_data.set_enabled_segments(enabled_segments);
m_texture_data.set_enabled_options(enabled_options);
#else
m_enabled_segments_count = enabled_segments.size();
m_enabled_options_count = enabled_options.size();
m_enabled_segments_tex_size = enabled_segments.size() * sizeof(uint32_t);
m_enabled_options_tex_size = enabled_options.size() * sizeof(uint32_t);
// update gpu buffer for enabled segments
assert(m_enabled_segments_buf_id > 0);
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, m_enabled_segments_buf_id));
if (!enabled_segments.empty())
glsafe(glBufferData(GL_TEXTURE_BUFFER, enabled_segments.size() * sizeof(uint32_t), enabled_segments.data(), GL_STATIC_DRAW));
else
glsafe(glBufferData(GL_TEXTURE_BUFFER, 0, nullptr, GL_STATIC_DRAW));
// update gpu buffer for enabled options
assert(m_enabled_options_buf_id > 0);
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, m_enabled_options_buf_id));
if (!enabled_options.empty())
glsafe(glBufferData(GL_TEXTURE_BUFFER, enabled_options.size() * sizeof(uint32_t), enabled_options.data(), GL_STATIC_DRAW));
else
glsafe(glBufferData(GL_TEXTURE_BUFFER, 0, nullptr, GL_STATIC_DRAW));
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, 0));
#endif // ENABLE_OPENGL_ES
m_settings.update_enabled_entities = false;
}
static float encode_color(const Color& color) {
const int r = static_cast<int>(color[0]);
const int g = static_cast<int>(color[1]);
const int b = static_cast<int>(color[2]);
const int i_color = r << 16 | g << 8 | b;
return static_cast<float>(i_color);
}
void ViewerImpl::update_colors_texture()
{
#if !defined(ENABLE_OPENGL_ES)
if (m_colors_buf_id == 0)
return;
#endif // ENABLE_OPENGL_ES
const size_t top_layer_id = m_settings.top_layer_only_view_range ? m_layers.get_view_range()[1] : 0;
const bool color_top_layer_only = m_view_range.get_full()[1] != m_view_range.get_visible()[1];
// Based on current settings and slider position, we might want to render some
// vertices as dark grey. Use either that or the normal color (from the cache).
std::vector<float> colors(m_vertices_colors.size());
assert(colors.size() == m_vertices.size() && m_vertices_colors.size() == m_vertices.size());
for (size_t i=0; i<m_vertices.size(); ++i)
colors[i] = (color_top_layer_only && m_vertices[i].layer_id < top_layer_id &&
(!m_settings.spiral_vase_mode || i != m_view_range.get_enabled()[0])) ?
encode_color(DUMMY_COLOR) : m_vertices_colors[i];
#ifdef ENABLE_OPENGL_ES
if (!colors.empty())
// update gpu buffer for colors
m_texture_data.set_colors(colors);
#else
m_colors_tex_size = colors.size() * sizeof(float);
// update gpu buffer for colors
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, m_colors_buf_id));
glsafe(glBufferData(GL_TEXTURE_BUFFER, colors.size() * sizeof(float), colors.data(), GL_STATIC_DRAW));
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, 0));
#endif // ENABLE_OPENGL_ES
}
void ViewerImpl::update_colors()
{
if (!m_used_extruders.empty()) {
// ensure that the number of defined tool colors matches the max id of the used extruders
const size_t max_used_extruder_id = 1 + static_cast<size_t>(m_used_extruders.rbegin()->first);
const size_t tool_colors_size = m_tool_colors.size();
if (m_tool_colors.size() < max_used_extruder_id) {
for (size_t i = 0; i < max_used_extruder_id - tool_colors_size; ++i) {
m_tool_colors.emplace_back(DUMMY_COLOR);
}
}
}
update_color_ranges();
// Recalculate "normal" colors of all the vertices for current view settings.
// If some part of the preview should be rendered in dark grey, it is taken
// care of in update_colors_texture. That is to avoid the need to recalculate
// the "normal" color on every slider move.
for (size_t i = 0; i < m_vertices.size(); ++i)
m_vertices_colors[i] = encode_color(get_vertex_color(m_vertices[i]));
update_colors_texture();
m_settings.update_colors = false;
}
void ViewerImpl::render(const Mat4x4& view_matrix, const Mat4x4& projection_matrix)
{
if (m_settings.update_view_full_range)
update_view_full_range();
if (m_settings.update_enabled_entities)
update_enabled_entities();
if (m_settings.update_colors)
update_colors();
const Mat4x4 inv_view_matrix = inverse(view_matrix);
const Vec3 camera_position = { inv_view_matrix[12], inv_view_matrix[13], inv_view_matrix[14] };
render_segments(view_matrix, projection_matrix, camera_position);
render_options(view_matrix, projection_matrix);
#if VGCODE_ENABLE_COG_AND_TOOL_MARKERS
if (m_settings.options_visibility[size_t(EOptionType::ToolMarker)])
render_tool_marker(view_matrix, projection_matrix);
if (m_settings.options_visibility[size_t(EOptionType::CenterOfGravity)])
render_cog_marker(view_matrix, projection_matrix);
#endif // VGCODE_ENABLE_COG_AND_TOOL_MARKERS
}
void ViewerImpl::set_view_type(EViewType type)
{
m_settings.view_type = type;
m_settings.update_colors = true;
}
void ViewerImpl::set_time_mode(ETimeMode mode)
{
m_settings.time_mode = mode;
m_settings.update_colors = true;
// Update layer_duration for all vertices based on the new time mode
for (PathVertex& v : m_vertices) {
v.layer_duration = m_layers.get_layer_time(mode, static_cast<size_t>(v.layer_id));
}
}
void ViewerImpl::set_layers_view_range(Interval::value_type min, Interval::value_type max)
{
min = std::clamp<Interval::value_type>(min, 0, m_layers.count() - 1);
max = std::clamp<Interval::value_type>(max, 0, m_layers.count() - 1);
m_layers.set_view_range(min, max);
// force immediate update of the full range
update_view_full_range();
m_view_range.set_visible(m_view_range.get_enabled());
m_settings.update_enabled_entities = true;
//m_settings.update_colors = true;
update_colors_texture();
}
void ViewerImpl::toggle_top_layer_only_view_range()
{
m_settings.top_layer_only_view_range = !m_settings.top_layer_only_view_range;
update_view_full_range();
m_view_range.set_visible(m_view_range.get_enabled());
m_settings.update_enabled_entities = true;
//m_settings.update_colors = true;
update_colors_texture();
}
std::vector<ETimeMode> ViewerImpl::get_time_modes() const
{
std::vector<ETimeMode> ret;
for (size_t i = 0; i < TIME_MODES_COUNT; ++i) {
if (std::accumulate(m_vertices.begin(), m_vertices.end(), 0.0f,
[i](float a, const PathVertex& v) { return a + v.times[i]; }) > 0.0f)
ret.push_back(static_cast<ETimeMode>(i));
}
return ret;
}
std::vector<uint8_t> ViewerImpl::get_used_extruders_ids() const
{
std::vector<uint8_t> ret;
ret.reserve(m_used_extruders.size());
for (const auto& [id, colors] : m_used_extruders) {
ret.emplace_back(id);
}
return ret;
}
size_t ViewerImpl::get_color_prints_count(uint8_t extruder_id) const
{
const auto it = m_used_extruders.find(extruder_id);
return (it == m_used_extruders.end()) ? 0 : it->second.size();
}
std::vector<ColorPrint> ViewerImpl::get_color_prints(uint8_t extruder_id) const
{
const auto it = m_used_extruders.find(extruder_id);
return (it == m_used_extruders.end()) ? std::vector<ColorPrint>() : it->second;
}
AABox ViewerImpl::get_bounding_box(const std::vector<EMoveType>& types) const
{
Vec3 min = { FLT_MAX, FLT_MAX, FLT_MAX };
Vec3 max = { -FLT_MAX, -FLT_MAX, -FLT_MAX };
for (const PathVertex& v : m_vertices) {
if (std::find(types.begin(), types.end(), v.type) != types.end()) {
for (int j = 0; j < 3; ++j) {
min[j] = std::min(min[j], v.position[j]);
max[j] = std::max(max[j], v.position[j]);
}
}
}
return { min, max };
}
AABox ViewerImpl::get_extrusion_bounding_box(const std::vector<EGCodeExtrusionRole>& roles) const
{
Vec3 min = { FLT_MAX, FLT_MAX, FLT_MAX };
Vec3 max = { -FLT_MAX, -FLT_MAX, -FLT_MAX };
for (const PathVertex& v : m_vertices) {
if (v.is_extrusion() && std::find(roles.begin(), roles.end(), v.role) != roles.end()) {
for (int j = 0; j < 3; ++j) {
min[j] = std::min(min[j], v.position[j]);
max[j] = std::max(max[j], v.position[j]);
}
}
}
return { min, max };
}
bool ViewerImpl::is_option_visible(EOptionType type) const
{
return m_settings.options_visibility[size_t(type)];
}
void ViewerImpl::toggle_option_visibility(EOptionType type)
{
m_settings.options_visibility[size_t(type)] = ! m_settings.options_visibility[size_t(type)];
const Interval old_enabled_range = m_view_range.get_enabled();
update_view_full_range();
const Interval& new_enabled_range = m_view_range.get_enabled();
if (old_enabled_range != new_enabled_range) {
const Interval& visible_range = m_view_range.get_visible();
if (old_enabled_range == visible_range)
m_view_range.set_visible(new_enabled_range);
else if (m_settings.top_layer_only_view_range && new_enabled_range[0] < visible_range[0])
m_view_range.set_visible(new_enabled_range[0], visible_range[1]);
}
m_settings.update_enabled_entities = true;
m_settings.update_colors = true;
}
bool ViewerImpl::is_extrusion_role_visible(EGCodeExtrusionRole role) const
{
return m_settings.extrusion_roles_visibility[size_t(role)];
}
void ViewerImpl::toggle_extrusion_role_visibility(EGCodeExtrusionRole role)
{
m_settings.extrusion_roles_visibility[size_t(role)] = ! m_settings.extrusion_roles_visibility[size_t(role)];
update_view_full_range();
m_settings.update_enabled_entities = true;
m_settings.update_colors = true;
}
void ViewerImpl::set_view_visible_range(Interval::value_type min, Interval::value_type max)
{
// force update of the full range, to avoid clamping the visible range with full old values
// when calling m_view_range.set_visible()
update_view_full_range();
m_view_range.set_visible(min, max);
update_enabled_entities();
//m_settings.update_colors = true;
update_colors_texture();
}
float ViewerImpl::get_estimated_time_at(size_t id) const
{
return std::accumulate(m_vertices.begin(), m_vertices.begin() + id + 1, 0.0f,
[this](float a, const PathVertex& v) { return a + v.times[static_cast<size_t>(m_settings.time_mode)]; });
}
Color ViewerImpl::get_vertex_color(const PathVertex& v) const
{
if (v.type == EMoveType::Noop)
return DUMMY_COLOR;
if ((v.is_wipe() && (m_settings.view_type != EViewType::Speed && m_settings.view_type != EViewType::ActualSpeed)) || v.is_option())
return get_option_color(move_type_to_option(v.type));
switch (m_settings.view_type)
{
case EViewType::FeatureType:
{
return v.is_travel() ? get_option_color(move_type_to_option(v.type)) : get_extrusion_role_color(v.role);
}
case EViewType::Height:
{
return v.is_travel() ? get_option_color(move_type_to_option(v.type)) : m_height_range.get_color_at(v.height);
}
case EViewType::Width:
{
return v.is_travel() ? get_option_color(move_type_to_option(v.type)) : m_width_range.get_color_at(v.width);
}
case EViewType::Speed:
{
return m_speed_range.get_color_at(v.feedrate);
}
case EViewType::ActualSpeed:
{
return m_actual_speed_range.get_color_at(v.actual_feedrate);
}
case EViewType::FanSpeed:
{
return v.is_travel() ? get_option_color(move_type_to_option(v.type)) : m_fan_speed_range.get_color_at(v.fan_speed);
}
case EViewType::Temperature:
{
return v.is_travel() ? get_option_color(move_type_to_option(v.type)) : m_temperature_range.get_color_at(v.temperature);
}
case EViewType::VolumetricFlowRate:
{
return v.is_travel() ? get_option_color(move_type_to_option(v.type)) : m_volumetric_rate_range.get_color_at(v.volumetric_rate());
}
case EViewType::ActualVolumetricFlowRate:
{
return v.is_travel() ? get_option_color(move_type_to_option(v.type)) : m_actual_volumetric_rate_range.get_color_at(v.actual_volumetric_rate());
}
case EViewType::LayerTimeLinear:
{
return v.is_travel() ? get_option_color(move_type_to_option(v.type)) :
m_layer_time_range[0].get_color_at(m_layers.get_layer_time(m_settings.time_mode, static_cast<size_t>(v.layer_id)));
}
case EViewType::LayerTimeLogarithmic:
{
return v.is_travel() ? get_option_color(move_type_to_option(v.type)) :
m_layer_time_range[1].get_color_at(m_layers.get_layer_time(m_settings.time_mode, static_cast<size_t>(v.layer_id)));
}
case EViewType::Tool:
{
assert(static_cast<size_t>(v.extruder_id) < m_tool_colors.size());
return m_tool_colors[v.extruder_id];
}
case EViewType::Summary: // ORCA
case EViewType::ColorPrint:
{
return m_layers.layer_contains_colorprint_options(static_cast<size_t>(v.layer_id)) ? DUMMY_COLOR :
m_color_print_colors[static_cast<size_t>(v.color_id) % m_color_print_colors.size()];
}
default: { break; }
}
return DUMMY_COLOR;
}
void ViewerImpl::set_tool_colors(const Palette& colors)
{
m_tool_colors = colors;
m_settings.update_colors = true;
}
void ViewerImpl::set_color_print_colors(const Palette& colors)
{
m_color_print_colors = colors;
m_settings.update_colors = true;
}
const Color& ViewerImpl::get_extrusion_role_color(EGCodeExtrusionRole role) const
{
return m_extrusion_roles_colors[size_t(role)];
}
void ViewerImpl::set_extrusion_role_color(EGCodeExtrusionRole role, const Color& color)
{
m_extrusion_roles_colors[size_t(role)] = color;
m_settings.update_colors = true;
}
void ViewerImpl::reset_default_extrusion_roles_colors()
{
m_extrusion_roles_colors = DEFAULT_EXTRUSION_ROLES_COLORS;
}
const Color& ViewerImpl::get_option_color(EOptionType type) const
{
return m_options_colors[size_t(type)];
}
void ViewerImpl::set_option_color(EOptionType type, const Color& color)
{
m_options_colors[size_t(type)] = color;
m_settings.update_colors = true;
}
void ViewerImpl::reset_default_options_colors()
{
m_options_colors = DEFAULT_OPTIONS_COLORS;
}
const ColorRange& ViewerImpl::get_color_range(EViewType type) const
{
switch (type)
{
case EViewType::Height: { return m_height_range; }
case EViewType::Width: { return m_width_range; }
case EViewType::Speed: { return m_speed_range; }
case EViewType::ActualSpeed: { return m_actual_speed_range; }
case EViewType::FanSpeed: { return m_fan_speed_range; }
case EViewType::Temperature: { return m_temperature_range; }
case EViewType::VolumetricFlowRate: { return m_volumetric_rate_range; }
case EViewType::ActualVolumetricFlowRate: { return m_actual_volumetric_rate_range; }
case EViewType::LayerTimeLinear: { return m_layer_time_range[0]; }
case EViewType::LayerTimeLogarithmic: { return m_layer_time_range[1]; }
default: { return ColorRange::DUMMY_COLOR_RANGE; }
}
}
void ViewerImpl::set_color_range_palette(EViewType type, const Palette& palette)
{
switch (type)
{
case EViewType::Height: { m_height_range.set_palette(palette); break; }
case EViewType::Width: { m_width_range.set_palette(palette); break; }
case EViewType::Speed: { m_speed_range.set_palette(palette); break; }
case EViewType::ActualSpeed: { m_actual_speed_range.set_palette(palette); break; }
case EViewType::FanSpeed: { m_fan_speed_range.set_palette(palette); break; }
case EViewType::Temperature: { m_temperature_range.set_palette(palette); break; }
case EViewType::VolumetricFlowRate: { m_volumetric_rate_range.set_palette(palette); break; }
case EViewType::ActualVolumetricFlowRate: { m_actual_volumetric_rate_range.set_palette(palette); break; }
case EViewType::LayerTimeLinear: { m_layer_time_range[0].set_palette(palette); break; }
case EViewType::LayerTimeLogarithmic: { m_layer_time_range[1].set_palette(palette); break; }
default: { break; }
}
m_settings.update_colors = true;
}
void ViewerImpl::set_travels_radius(float radius)
{
m_travels_radius = std::clamp(radius, MIN_TRAVELS_RADIUS_MM, MAX_TRAVELS_RADIUS_MM);
update_heights_widths();
}
void ViewerImpl::set_wipes_radius(float radius)
{
m_wipes_radius = std::clamp(radius, MIN_WIPES_RADIUS_MM, MAX_WIPES_RADIUS_MM);
update_heights_widths();
}
size_t ViewerImpl::get_used_cpu_memory() const
{
size_t ret = sizeof(*this);
ret += m_layers.size_in_bytes_cpu();
ret += STDVEC_MEMSIZE(m_options, EOptionType);
ret += m_used_extruders.size() * sizeof(std::map<uint8_t, ColorPrint>::value_type);
ret += sizeof(m_extrusion_roles_colors);
ret += sizeof(m_options_colors);
ret += STDVEC_MEMSIZE(m_vertices, PathVertex);
ret += m_valid_lines_bitset.size_in_bytes_cpu();
ret += m_height_range.size_in_bytes_cpu();
ret += m_width_range.size_in_bytes_cpu();
ret += m_speed_range.size_in_bytes_cpu();
ret += m_actual_speed_range.size_in_bytes_cpu();
ret += m_fan_speed_range.size_in_bytes_cpu();
ret += m_temperature_range.size_in_bytes_cpu();
ret += m_volumetric_rate_range.size_in_bytes_cpu();
ret += m_actual_volumetric_rate_range.size_in_bytes_cpu();
for (size_t i = 0; i < COLOR_RANGE_TYPES_COUNT; ++i) {
ret += m_layer_time_range[i].size_in_bytes_cpu();
}
ret += STDVEC_MEMSIZE(m_tool_colors, Color);
ret += STDVEC_MEMSIZE(m_color_print_colors, Color);
return ret;
}
size_t ViewerImpl::get_used_gpu_memory() const
{
size_t ret = 0;
ret += m_segment_template.size_in_bytes_gpu();
ret += m_option_template.size_in_bytes_gpu();
#if VGCODE_ENABLE_COG_AND_TOOL_MARKERS
ret += m_tool_marker.size_in_bytes_gpu();
ret += m_cog_marker.size_in_bytes_gpu();
#endif // VGCODE_ENABLE_COG_AND_TOOL_MARKERS
#ifdef ENABLE_OPENGL_ES
ret += m_texture_data.get_used_gpu_memory();
#else
ret += m_positions_tex_size;
ret += m_height_width_angle_tex_size;
ret += m_colors_tex_size;
ret += m_enabled_segments_tex_size;
ret += m_enabled_options_tex_size;
#endif // ENABLE_OPENGL_ES
return ret;
}
static bool is_visible(const PathVertex& v, const Settings& settings)
{
const EOptionType option_type = move_type_to_option(v.type);
try
{
return (option_type == EOptionType::COUNT) ?
(v.type == EMoveType::Extrude) ? settings.extrusion_roles_visibility[size_t(v.role)] : false :
settings.options_visibility[size_t(option_type)];
}
catch (...)
{
return false;
}
}
void ViewerImpl::update_view_full_range()
{
const Interval& layers_range = m_layers.get_view_range();
const bool travels_visible = m_settings.options_visibility[size_t(EOptionType::Travels)];
const bool wipes_visible = m_settings.options_visibility[size_t(EOptionType::Wipes)];
auto first_it = m_vertices.begin();
while (first_it != m_vertices.end() &&
(first_it->layer_id < layers_range[0] || !is_visible(*first_it, m_settings))) {
++first_it;
}
// If the first vertex is an extrusion, add an extra step to properly detect the first segment
if (first_it != m_vertices.begin() && first_it != m_vertices.end() && first_it->type == EMoveType::Extrude)
--first_it;
if (first_it == m_vertices.end())
m_view_range.set_full(Range());
else {
if (travels_visible || wipes_visible) {
// if the global range starts with a travel/wipe move, extend it to the travel/wipe start
while (first_it != m_vertices.begin() &&
((travels_visible && first_it->is_travel()) ||
(wipes_visible && first_it->is_wipe()))) {
--first_it;
}
}
auto last_it = first_it;
while (last_it != m_vertices.end() && last_it->layer_id <= layers_range[1]) {
++last_it;
}
if (last_it != first_it)
--last_it;
// remove disabled trailing options, if any
auto rev_first_it = std::make_reverse_iterator(first_it);
if (rev_first_it != m_vertices.rbegin())
--rev_first_it;
auto rev_last_it = std::make_reverse_iterator(last_it);
if (rev_last_it != m_vertices.rbegin())
--rev_last_it;
bool reduced = false;
while (rev_last_it != rev_first_it && !is_visible(*rev_last_it, m_settings)) {
++rev_last_it;
reduced = true;
}
if (reduced && rev_last_it != m_vertices.rend())
last_it = rev_last_it.base() - 1;
if (travels_visible || wipes_visible) {
// if the global range ends with a travel/wipe move, extend it to the travel/wipe end
while (last_it != m_vertices.end() && last_it + 1 != m_vertices.end() &&
((travels_visible && last_it->is_travel() && (last_it + 1)->is_travel()) ||
(wipes_visible && last_it->is_wipe() && (last_it + 1)->is_wipe()))) {
++last_it;
}
}
if (first_it != last_it)
m_view_range.set_full(std::distance(m_vertices.begin(), first_it), std::distance(m_vertices.begin(), last_it));
else
m_view_range.set_full(Range());
if (m_settings.top_layer_only_view_range) {
const Interval& full_range = m_view_range.get_full();
auto top_first_it = m_vertices.begin() + full_range[0];
bool shortened = false;
while (top_first_it != m_vertices.end() && (top_first_it->layer_id < layers_range[1] || !is_visible(*top_first_it, m_settings))) {
++top_first_it;
shortened = true;
}
if (shortened)
--top_first_it;
// when spiral vase mode is enabled and only one layer is shown, extend the range by one step
if (m_settings.spiral_vase_mode && layers_range[0] > 0 && layers_range[0] == layers_range[1])
--top_first_it;
m_view_range.set_enabled(std::distance(m_vertices.begin(), top_first_it), full_range[1]);
}
else
m_view_range.set_enabled(m_view_range.get_full());
}
m_settings.update_view_full_range = false;
}
void ViewerImpl::update_color_ranges()
{
// Color ranges do not need to be recalculated that often. If the following settings are the same
// as last time, the current ranges are still valid. The recalculation is quite expensive.
if (m_settings_used_for_ranges.has_value() &&
m_settings.extrusion_roles_visibility == m_settings_used_for_ranges->extrusion_roles_visibility &&
m_settings.options_visibility == m_settings_used_for_ranges->options_visibility)
return;
m_width_range.reset();
m_height_range.reset();
m_speed_range.reset();
m_actual_speed_range.reset();
m_fan_speed_range.reset();
m_temperature_range.reset();
m_volumetric_rate_range.reset();
m_actual_volumetric_rate_range.reset();
m_layer_time_range[0].reset(); // ColorRange::EType::Linear
m_layer_time_range[1].reset(); // ColorRange::EType::Logarithmic
for (size_t i = 0; i < m_vertices.size(); i++) {
const PathVertex& v = m_vertices[i];
if (v.is_extrusion()) {
m_height_range.update(round_to_bin(v.height));
if (!v.is_custom_gcode() || m_settings.extrusion_roles_visibility[size_t(EGCodeExtrusionRole::Custom)]) {
m_width_range.update(round_to_bin(v.width));
m_volumetric_rate_range.update(round_to_bin(v.volumetric_rate()));
m_actual_volumetric_rate_range.update(round_to_bin(v.actual_volumetric_rate()));
}
m_fan_speed_range.update(round_to_bin(v.fan_speed));
m_temperature_range.update(round_to_bin(v.temperature));
}
if ((v.is_travel() && m_settings.options_visibility[size_t(EOptionType::Travels)]) ||
(v.is_wipe() && m_settings.options_visibility[size_t(EOptionType::Wipes)]) ||
v.is_extrusion()) {
m_speed_range.update(v.feedrate);
m_actual_speed_range.update(v.actual_feedrate);
}
}
const std::vector<float> times = m_layers.get_times(m_settings.time_mode);
for (size_t i = 0; i < m_layer_time_range.size(); ++i) {
for (float t : times) {
m_layer_time_range[i].update(t);
}
}
m_settings_used_for_ranges = m_settings;
}
void ViewerImpl::update_heights_widths()
{
#ifdef ENABLE_OPENGL_ES
std::vector<Vec3> heights_widths_angles;
heights_widths_angles.reserve(m_vertices.size());
extract_pos_and_or_hwa(m_vertices, m_travels_radius, m_wipes_radius, m_valid_lines_bitset, nullptr, &heights_widths_angles);
m_texture_data.set_heights_widths_angles(heights_widths_angles);
#else
if (m_heights_widths_angles_buf_id == 0)
return;
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, m_heights_widths_angles_buf_id));
Vec3* buffer = static_cast<Vec3*>(glMapBuffer(GL_TEXTURE_BUFFER, GL_WRITE_ONLY));
glcheck();
for (size_t i = 0; i < m_vertices.size(); ++i) {
const PathVertex& v = m_vertices[i];
if (v.is_travel()) {
buffer[i][0] = m_travels_radius;
buffer[i][1] = m_travels_radius;
}
else if (v.is_wipe()) {
buffer[i][0] = m_wipes_radius;
buffer[i][1] = m_wipes_radius;
}
}
glsafe(glUnmapBuffer(GL_TEXTURE_BUFFER));
glsafe(glBindBuffer(GL_TEXTURE_BUFFER, 0));
#endif // ENABLE_OPENGL_ES
}
void ViewerImpl::render_segments(const Mat4x4& view_matrix, const Mat4x4& projection_matrix, const Vec3& camera_position)
{
if (m_segments_shader_id == 0)
return;
#ifdef ENABLE_OPENGL_ES
if (m_texture_data.get_enabled_segments_count() == 0)
#else
if (m_enabled_segments_count == 0)
#endif // ENABLE_OPENGL_ES
return;
int curr_active_texture = 0;
glsafe(glGetIntegerv(GL_ACTIVE_TEXTURE, &curr_active_texture));
int curr_shader;
glsafe(glGetIntegerv(GL_CURRENT_PROGRAM, &curr_shader));
const bool curr_cull_face = glIsEnabled(GL_CULL_FACE);
glcheck();
glsafe(glUseProgram(m_segments_shader_id));
glsafe(glUniform1i(m_uni_segments_positions_tex_id, 0));
glsafe(glUniform1i(m_uni_segments_height_width_angle_tex_id, 1));
glsafe(glUniform1i(m_uni_segments_colors_tex_id, 2));
glsafe(glUniform1i(m_uni_segments_segment_index_tex_id, 3));
glsafe(glUniformMatrix4fv(m_uni_segments_view_matrix_id, 1, GL_FALSE, view_matrix.data()));
glsafe(glUniformMatrix4fv(m_uni_segments_projection_matrix_id, 1, GL_FALSE, projection_matrix.data()));
glsafe(glUniform3fv(m_uni_segments_camera_position_id, 1, camera_position.data()));
glsafe(glDisable(GL_CULL_FACE));
#ifdef ENABLE_OPENGL_ES
int curr_bound_texture = 0;
glsafe(glGetIntegerv(GL_TEXTURE_BINDING_2D, &curr_bound_texture));
for (size_t i = 0; i < m_texture_data.get_count(); ++i) {
const auto [id, count] = m_texture_data.get_enabled_segments_tex_id(i);
if (count == 0)
continue;
glsafe(glActiveTexture(GL_TEXTURE0));
glsafe(glBindTexture(GL_TEXTURE_2D, m_texture_data.get_positions_tex_id(i).first));
glsafe(glActiveTexture(GL_TEXTURE1));
glsafe(glBindTexture(GL_TEXTURE_2D, m_texture_data.get_heights_widths_angles_tex_id(i).first));
glsafe(glActiveTexture(GL_TEXTURE2));
glsafe(glBindTexture(GL_TEXTURE_2D, m_texture_data.get_colors_tex_id(i).first));
glsafe(glActiveTexture(GL_TEXTURE3));
glsafe(glBindTexture(GL_TEXTURE_2D, id));
m_segment_template.render(count);
}
#else
std::array<int, 4> curr_bound_texture = { 0, 0, 0, 0 };
for (int i = 0; i < curr_bound_texture.size(); ++i) {
glsafe(glActiveTexture(GL_TEXTURE0 + i));
glsafe(glGetIntegerv(GL_TEXTURE_BINDING_BUFFER, &curr_bound_texture[i]));
//assert(curr_bound_texture[i] == 0);
}
glsafe(glActiveTexture(GL_TEXTURE0));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_positions_tex_id));
glsafe(glTexBuffer(GL_TEXTURE_BUFFER, GL_RGBA32F, m_positions_buf_id));
glsafe(glActiveTexture(GL_TEXTURE1));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_heights_widths_angles_tex_id));
glsafe(glTexBuffer(GL_TEXTURE_BUFFER, GL_RGBA32F, m_heights_widths_angles_buf_id));
glsafe(glActiveTexture(GL_TEXTURE2));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_colors_tex_id));
glsafe(glTexBuffer(GL_TEXTURE_BUFFER, GL_R32F, m_colors_buf_id));
glsafe(glActiveTexture(GL_TEXTURE3));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_enabled_segments_tex_id));
glsafe(glTexBuffer(GL_TEXTURE_BUFFER, GL_R32UI, m_enabled_segments_buf_id));
m_segment_template.render(m_enabled_segments_count);
#endif // ENABLE_OPENGL_ES
if (curr_cull_face)
glsafe(glEnable(GL_CULL_FACE));
glsafe(glUseProgram(curr_shader));
#ifdef ENABLE_OPENGL_ES
glsafe(glBindTexture(GL_TEXTURE_2D, curr_bound_texture));
#else
for (int i = 0; i < curr_bound_texture.size(); ++i) {
glsafe(glActiveTexture(GL_TEXTURE0 + i));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, curr_bound_texture[i]));
}
#endif // ENABLE_OPENGL_ES
glsafe(glActiveTexture(curr_active_texture));
}
void ViewerImpl::render_options(const Mat4x4& view_matrix, const Mat4x4& projection_matrix)
{
if (m_options_shader_id == 0)
return;
#ifdef ENABLE_OPENGL_ES
if (m_texture_data.get_enabled_options_count() == 0)
#else
if (m_enabled_options_count == 0)
#endif // ENABLE_OPENGL_ES
return;
int curr_active_texture = 0;
glsafe(glGetIntegerv(GL_ACTIVE_TEXTURE, &curr_active_texture));
int curr_shader;
glsafe(glGetIntegerv(GL_CURRENT_PROGRAM, &curr_shader));
const bool curr_cull_face = glIsEnabled(GL_CULL_FACE);
glcheck();
glsafe(glUseProgram(m_options_shader_id));
glsafe(glUniform1i(m_uni_options_positions_tex_id, 0));
glsafe(glUniform1i(m_uni_options_height_width_angle_tex_id, 1));
glsafe(glUniform1i(m_uni_options_colors_tex_id, 2));
glsafe(glUniform1i(m_uni_options_segment_index_tex_id, 3));
glsafe(glUniformMatrix4fv(m_uni_options_view_matrix_id, 1, GL_FALSE, view_matrix.data()));
glsafe(glUniformMatrix4fv(m_uni_options_projection_matrix_id, 1, GL_FALSE, projection_matrix.data()));
glsafe(glEnable(GL_CULL_FACE));
#ifdef ENABLE_OPENGL_ES
int curr_bound_texture = 0;
glsafe(glGetIntegerv(GL_TEXTURE_BINDING_2D, &curr_bound_texture));
for (size_t i = 0; i < m_texture_data.get_count(); ++i) {
const auto [id, count] = m_texture_data.get_enabled_options_tex_id(i);
if (count == 0)
continue;
glsafe(glActiveTexture(GL_TEXTURE0));
glsafe(glBindTexture(GL_TEXTURE_2D, m_texture_data.get_positions_tex_id(i).first));
glsafe(glActiveTexture(GL_TEXTURE1));
glsafe(glBindTexture(GL_TEXTURE_2D, m_texture_data.get_heights_widths_angles_tex_id(i).first));
glsafe(glActiveTexture(GL_TEXTURE2));
glsafe(glBindTexture(GL_TEXTURE_2D, m_texture_data.get_colors_tex_id(i).first));
glsafe(glActiveTexture(GL_TEXTURE3));
glsafe(glBindTexture(GL_TEXTURE_2D, id));
m_option_template.render(count);
}
#else
std::array<int, 4> curr_bound_texture = { 0, 0, 0, 0 };
for (int i = 0; i < curr_bound_texture.size(); ++i) {
glsafe(glActiveTexture(GL_TEXTURE0 + i));
glsafe(glGetIntegerv(GL_TEXTURE_BINDING_BUFFER, &curr_bound_texture[i]));
//assert(curr_bound_texture[i] == 0);
}
glsafe(glActiveTexture(GL_TEXTURE0));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_positions_tex_id));
glsafe(glTexBuffer(GL_TEXTURE_BUFFER, GL_RGBA32F, m_positions_buf_id));
glsafe(glActiveTexture(GL_TEXTURE1));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_heights_widths_angles_tex_id));
glsafe(glTexBuffer(GL_TEXTURE_BUFFER, GL_RGBA32F, m_heights_widths_angles_buf_id));
glsafe(glActiveTexture(GL_TEXTURE2));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_colors_tex_id));
glsafe(glTexBuffer(GL_TEXTURE_BUFFER, GL_R32F, m_colors_buf_id));
glsafe(glActiveTexture(GL_TEXTURE3));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, m_enabled_options_tex_id));
glsafe(glTexBuffer(GL_TEXTURE_BUFFER, GL_R32UI, m_enabled_options_buf_id));
m_option_template.render(m_enabled_options_count);
#endif // ENABLE_OPENGL_ES
if (!curr_cull_face)
glsafe(glDisable(GL_CULL_FACE));
glsafe(glUseProgram(curr_shader));
#ifdef ENABLE_OPENGL_ES
glsafe(glBindTexture(GL_TEXTURE_2D, curr_bound_texture));
#else
for (int i = 0; i < curr_bound_texture.size(); ++i) {
glsafe(glActiveTexture(GL_TEXTURE0 + i));
glsafe(glBindTexture(GL_TEXTURE_BUFFER, curr_bound_texture[i]));
}
#endif // ENABLE_OPENGL_ES
glsafe(glActiveTexture(curr_active_texture));
}
#if VGCODE_ENABLE_COG_AND_TOOL_MARKERS
void ViewerImpl::render_cog_marker(const Mat4x4& view_matrix, const Mat4x4& projection_matrix)
{
if (m_cog_marker_shader_id == 0)
return;
int curr_shader;
glsafe(glGetIntegerv(GL_CURRENT_PROGRAM, &curr_shader));
const bool curr_cull_face = glIsEnabled(GL_CULL_FACE);
const bool curr_depth_test = glIsEnabled(GL_DEPTH_TEST);
glcheck();
glsafe(glEnable(GL_CULL_FACE));
glsafe(glDisable(GL_DEPTH_TEST));
glsafe(glUseProgram(m_cog_marker_shader_id));
glsafe(glUniform3fv(m_uni_cog_marker_world_center_position, 1, m_cog_marker.get_position().data()));
glsafe(glUniform1f(m_uni_cog_marker_scale_factor, m_cog_marker_scale_factor));
glsafe(glUniformMatrix4fv(m_uni_cog_marker_view_matrix, 1, GL_FALSE, view_matrix.data()));
glsafe(glUniformMatrix4fv(m_uni_cog_marker_projection_matrix, 1, GL_FALSE, projection_matrix.data()));
m_cog_marker.render();
if (curr_depth_test)
glsafe(glEnable(GL_DEPTH_TEST));
if (!curr_cull_face)
glsafe(glDisable(GL_CULL_FACE));
glsafe(glUseProgram(curr_shader));
}
void ViewerImpl::render_tool_marker(const Mat4x4& view_matrix, const Mat4x4& projection_matrix)
{
if (m_tool_marker_shader_id == 0)
return;
if (m_view_range.get_visible()[1] == m_view_range.get_enabled()[1])
return;
m_tool_marker.set_position(get_current_vertex().position);
int curr_shader;
glsafe(glGetIntegerv(GL_CURRENT_PROGRAM, &curr_shader));
const bool curr_cull_face = glIsEnabled(GL_CULL_FACE);
GLboolean curr_depth_mask;
glsafe(glGetBooleanv(GL_DEPTH_WRITEMASK, &curr_depth_mask));
const bool curr_blend = glIsEnabled(GL_BLEND);
glcheck();
int curr_blend_func;
glsafe(glGetIntegerv(GL_BLEND_SRC_ALPHA, &curr_blend_func));
glsafe(glDisable(GL_CULL_FACE));
glsafe(glDepthMask(GL_FALSE));
glsafe(glEnable(GL_BLEND));
glsafe(glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA));
glsafe(glUseProgram(m_tool_marker_shader_id));
const Vec3& origin = m_tool_marker.get_position();
const Vec3 offset = { 0.0f, 0.0f, m_tool_marker.get_offset_z() };
const Vec3 position = origin + offset;
glsafe(glUniform3fv(m_uni_tool_marker_world_origin, 1, position.data()));
glsafe(glUniform1f(m_uni_tool_marker_scale_factor, m_tool_marker_scale_factor));
glsafe(glUniformMatrix4fv(m_uni_tool_marker_view_matrix, 1, GL_FALSE, view_matrix.data()));
glsafe(glUniformMatrix4fv(m_uni_tool_marker_projection_matrix, 1, GL_FALSE, projection_matrix.data()));
const Color& color = m_tool_marker.get_color();
glsafe(glUniform4f(m_uni_tool_marker_color_base, color[0], color[1], color[2], m_tool_marker.get_alpha()));
m_tool_marker.render();
glsafe(glBlendFunc(GL_SRC_ALPHA, curr_blend_func));
if (!curr_blend)
glsafe(glDisable(GL_BLEND));
if (curr_depth_mask == GL_TRUE)
glsafe(glDepthMask(GL_TRUE));
if (curr_cull_face)
glsafe(glEnable(GL_CULL_FACE));
glsafe(glUseProgram(curr_shader));
}
#endif // VGCODE_ENABLE_COG_AND_TOOL_MARKERS
} // namespace libvgcode