438 lines
17 KiB
C++
438 lines
17 KiB
C++
#include "pch.h"
|
|
#include "app.h"
|
|
#include "log.h"
|
|
#include "node_canvas.h"
|
|
#include "node_image_texture.h"
|
|
|
|
Node* NodeCanvas::clone_instantiate() const
|
|
{
|
|
return new NodeCanvas();
|
|
}
|
|
|
|
void NodeCanvas::init()
|
|
{
|
|
m_mouse_ignore = false;
|
|
m_canvas = std::make_unique<ui::Canvas>();
|
|
m_canvas->create(CANVAS_RES, CANVAS_RES);
|
|
m_canvas->m_unsaved = false;
|
|
m_canvas->m_node = this;
|
|
|
|
m_sampler.create();
|
|
m_sampler.set_filter(GL_LINEAR, GL_NEAREST);
|
|
|
|
m_sampler_linear.create(GL_LINEAR);
|
|
m_sampler_stencil.create(GL_LINEAR, GL_REPEAT);
|
|
m_face_plane.create<1>(2, 2);
|
|
m_line.create();
|
|
CanvasMode::node = this;
|
|
CanvasMode::canvas = m_canvas.get();
|
|
for (int i = 0; i < (int)ui::Canvas::kCanvasMode::COUNT; i++)
|
|
for (auto m : ui::Canvas::modes[i])
|
|
m->init();
|
|
|
|
m_grid.create(1, 1, m_grid_divs);
|
|
}
|
|
|
|
void NodeCanvas::restore_context()
|
|
{
|
|
Node::restore_context();
|
|
m_canvas->create(CANVAS_RES, CANVAS_RES);
|
|
|
|
m_sampler.create();
|
|
|
|
m_sampler.set_filter(GL_LINEAR, GL_NEAREST);
|
|
m_face_plane.create<1>(2, 2);
|
|
m_canvas->snapshot_restore();
|
|
CanvasMode::node = this;
|
|
CanvasMode::canvas = m_canvas.get();
|
|
for (int i = 0; i < (int)ui::Canvas::kCanvasMode::COUNT; i++)
|
|
for (auto m : ui::Canvas::modes[i])
|
|
m->init();
|
|
}
|
|
|
|
void NodeCanvas::clear_context()
|
|
{
|
|
Node::clear_context();
|
|
m_canvas->snapshot_save(data_path);
|
|
m_canvas->clear_context();
|
|
// TODO: clear CanvasMode objects
|
|
}
|
|
|
|
void NodeCanvas::draw()
|
|
{
|
|
using namespace ui;
|
|
GLint vp[4];
|
|
GLfloat cc[4];
|
|
glGetIntegerv(GL_VIEWPORT, vp);
|
|
glGetFloatv(GL_COLOR_CLEAR_VALUE, cc);
|
|
|
|
glClearColor(0, 0, 0, 1);
|
|
glClear(GL_COLOR_BUFFER_BIT);
|
|
float zoom = root()->m_zoom;
|
|
auto box = m_clip * zoom;
|
|
glm::ivec4 c = (glm::ivec4)glm::vec4(box.x, (int)(vp[3] - box.y - box.w), box.z, box.w);
|
|
glViewport(c.x, c.y, c.z, c.w);
|
|
|
|
//m_canvas->m_cam_rot = m_pan * 0.003f;
|
|
|
|
glm::mat4 ortho_proj = glm::ortho(0.f, box.z, 0.f, box.w, -1000.f, 1000.f);
|
|
glm::mat4 proj = glm::perspective(glm::radians(m_canvas->m_cam_fov), box.z / box.w, 0.01f, 1000.f);
|
|
glm::mat4 camera = glm::eulerAngleXY(m_canvas->m_cam_rot.y, m_canvas->m_cam_rot.x) *
|
|
glm::translate(m_canvas->m_cam_pos);
|
|
|
|
m_canvas->m_mv = camera;
|
|
m_canvas->m_proj = proj;
|
|
m_canvas->m_box = box;
|
|
m_canvas->m_vp = c;
|
|
|
|
// auto plane_mvp = proj * camera * transform *
|
|
// glm::scale(glm::vec3(sz, 1));
|
|
|
|
|
|
m_sampler.bind(0);
|
|
m_sampler.bind(1);
|
|
m_sampler.bind(2);
|
|
m_sampler_stencil.bind(3);
|
|
auto blend = glIsEnabled(GL_BLEND);
|
|
auto depth = glIsEnabled(GL_DEPTH_TEST);
|
|
|
|
glDisable(GL_BLEND);
|
|
glDisable(GL_DEPTH_TEST);
|
|
glClear(GL_DEPTH_BUFFER_BIT);
|
|
|
|
for (int plane_index = 0; plane_index < 6; plane_index++)
|
|
{
|
|
auto plane_mvp = proj * camera *
|
|
glm::scale(glm::vec3(m_canvas->m_order.size() + 500)) *
|
|
m_canvas->m_plane_transform[plane_index] *
|
|
glm::translate(glm::vec3(0, 0, -1));
|
|
|
|
ui::ShaderManager::use(kShader::Checkerboard);
|
|
ui::ShaderManager::u_mat4(kShaderUniform::MVP, plane_mvp);
|
|
m_face_plane.draw_fill();
|
|
}
|
|
|
|
glEnable(GL_BLEND);
|
|
glEnable(GL_DEPTH_TEST);
|
|
glClear(GL_DEPTH_BUFFER_BIT);
|
|
|
|
float pitch = 0;
|
|
if (auto slider = root()->find<NodeSliderH>("pitch-slider"))
|
|
pitch = (slider->get_value() - 0.5) * glm::half_pi<float>();
|
|
float yaw = 0;
|
|
if (auto slider = root()->find<NodeSliderH>("yaw-slider"))
|
|
yaw = (slider->get_value() - 0.5) * glm::half_pi<float>();
|
|
float roll = 0;
|
|
if (auto slider = root()->find<NodeSliderH>("roll-slider"))
|
|
roll = (slider->get_value() - 0.5) * glm::half_pi<float>();
|
|
|
|
|
|
for (size_t i = 0; i < m_canvas->m_order.size(); i++)
|
|
{
|
|
auto layer_index = m_canvas->m_order[i];
|
|
for (int plane_index = 0; plane_index < 6; plane_index++)
|
|
{
|
|
if (m_canvas->m_layers[layer_index].m_opacity == .0f)
|
|
continue;
|
|
|
|
int z = (int)m_canvas->m_order.size() - i;
|
|
auto plane_mvp_z = proj * camera *
|
|
glm::scale(glm::vec3(z + 1)) *
|
|
glm::eulerAngleYXZ(yaw, pitch, roll) *
|
|
m_canvas->m_plane_transform[plane_index] *
|
|
glm::translate(glm::vec3(0, 0, -1));
|
|
|
|
if (m_canvas->m_state == ui::Canvas::kCanvasMode::Erase && m_canvas->m_show_tmp && m_canvas->m_current_layer_idx == layer_index)
|
|
{
|
|
m_sampler.bind(0);
|
|
ui::ShaderManager::use(kShader::CompErase);
|
|
ui::ShaderManager::u_int(kShaderUniform::Tex, 0);
|
|
ui::ShaderManager::u_int(kShaderUniform::TexStroke, 1);
|
|
//ui::ShaderManager::u_int(kShaderUniform::TexMask, 2);
|
|
ui::ShaderManager::u_float(kShaderUniform::Alpha, m_canvas->m_current_stroke->m_brush.m_tip_opacity);
|
|
//ui::ShaderManager::u_int(kShaderUniform::Lock, m_canvas->m_layers[layer_index].m_alpha_locked);
|
|
//ui::ShaderManager::u_int(kShaderUniform::Mask, m_canvas->m_smask_active);
|
|
ui::ShaderManager::u_mat4(kShaderUniform::MVP, plane_mvp_z);
|
|
glActiveTexture(GL_TEXTURE0);
|
|
m_canvas->m_layers[layer_index].m_rtt[plane_index].bindTexture();
|
|
glActiveTexture(GL_TEXTURE1);
|
|
m_canvas->m_tmp[plane_index].bindTexture();
|
|
glActiveTexture(GL_TEXTURE2);
|
|
m_canvas->m_smask.m_rtt[plane_index].bindTexture();
|
|
m_face_plane.draw_fill();
|
|
m_canvas->m_smask.m_rtt[plane_index].unbindTexture();
|
|
glActiveTexture(GL_TEXTURE1);
|
|
m_canvas->m_tmp[plane_index].unbindTexture();
|
|
glActiveTexture(GL_TEXTURE0);
|
|
m_canvas->m_layers[layer_index].m_rtt[plane_index].unbindTexture();
|
|
}
|
|
else if(m_canvas->m_show_tmp && m_canvas->m_current_layer_idx == layer_index)
|
|
{
|
|
m_sampler.bind(0);
|
|
auto& paper = TextureManager::get(const_hash("data/paper.jpg"));
|
|
ui::ShaderManager::use(kShader::CompDraw);
|
|
ui::ShaderManager::u_int(kShaderUniform::Tex, 0);
|
|
ui::ShaderManager::u_int(kShaderUniform::TexStroke, 1);
|
|
ui::ShaderManager::u_int(kShaderUniform::TexMask, 2);
|
|
//ui::ShaderManager::u_int(kShaderUniform::TexStencil, 3);
|
|
ui::ShaderManager::u_float(kShaderUniform::Alpha, m_canvas->m_current_stroke->m_brush.m_tip_opacity);
|
|
ui::ShaderManager::u_int(kShaderUniform::Lock, m_canvas->m_layers[layer_index].m_alpha_locked);
|
|
ui::ShaderManager::u_int(kShaderUniform::Mask, m_canvas->m_smask_active);
|
|
ui::ShaderManager::u_int(kShaderUniform::BlendMode, m_canvas->m_current_stroke->m_brush.m_blend_mode);
|
|
ui::ShaderManager::u_mat4(kShaderUniform::MVP, plane_mvp_z);
|
|
glActiveTexture(GL_TEXTURE0);
|
|
m_canvas->m_layers[layer_index].m_rtt[plane_index].bindTexture();
|
|
glActiveTexture(GL_TEXTURE1);
|
|
m_canvas->m_tmp[plane_index].bindTexture();
|
|
glActiveTexture(GL_TEXTURE2);
|
|
m_canvas->m_smask.m_rtt[plane_index].bindTexture();
|
|
glActiveTexture(GL_TEXTURE3);
|
|
paper.bind();
|
|
m_face_plane.draw_fill();
|
|
paper.unbind();
|
|
glActiveTexture(GL_TEXTURE2);
|
|
m_canvas->m_smask.m_rtt[plane_index].unbindTexture();
|
|
glActiveTexture(GL_TEXTURE1);
|
|
m_canvas->m_tmp[plane_index].unbindTexture();
|
|
glActiveTexture(GL_TEXTURE0);
|
|
m_canvas->m_layers[layer_index].m_rtt[plane_index].unbindTexture();
|
|
}
|
|
else
|
|
{
|
|
m_sampler.bind(0);
|
|
m_sampler_linear.bind(1);
|
|
ui::ShaderManager::use(kShader::TextureAlphaSep);
|
|
ui::ShaderManager::u_int(kShaderUniform::Tex, 0);
|
|
ui::ShaderManager::u_int(kShaderUniform::TexA, 1);
|
|
ui::ShaderManager::u_float(kShaderUniform::Alpha, m_canvas->m_layers[layer_index].m_opacity);
|
|
ui::ShaderManager::u_int(kShaderUniform::Highlight, m_canvas->m_layers[layer_index].m_hightlight);
|
|
ui::ShaderManager::u_mat4(kShaderUniform::MVP, plane_mvp_z);
|
|
|
|
glActiveTexture(GL_TEXTURE0);
|
|
m_canvas->m_layers[layer_index].m_rtt[plane_index].bindTexture();
|
|
glActiveTexture(GL_TEXTURE1);
|
|
m_canvas->m_layers[layer_index].m_rtt[plane_index].bindTexture();
|
|
|
|
m_face_plane.draw_fill();
|
|
|
|
glActiveTexture(GL_TEXTURE1);
|
|
m_canvas->m_layers[layer_index].m_rtt[plane_index].unbindTexture();
|
|
glActiveTexture(GL_TEXTURE0);
|
|
m_canvas->m_layers[layer_index].m_rtt[plane_index].unbindTexture();
|
|
}
|
|
|
|
// if (m_canvas->m_show_tmp && m_canvas->m_current_layer_idx == layer_index)
|
|
// {
|
|
// glDisable(GL_BLEND);
|
|
// ui::ShaderManager::use(kShader::TextureAlpha);
|
|
// ui::ShaderManager::u_int(kShaderUniform::Tex, 0);
|
|
// ui::ShaderManager::u_float(kShaderUniform::Alpha, m_canvas->m_layers[layer_index].m_opacity);
|
|
// ui::ShaderManager::u_mat4(kShaderUniform::MVP, plane_mvp_z);
|
|
// ui::ShaderManager::u_float(kShaderUniform::Alpha, 1);
|
|
// m_canvas->m_tmp[plane_index].bindTexture();
|
|
// m_face_plane.draw_fill();
|
|
// m_canvas->m_tmp[plane_index].unbindTexture();
|
|
// glEnable(GL_BLEND);
|
|
// }
|
|
}
|
|
}
|
|
|
|
/*
|
|
if (m_canvas->m_smask_active && !m_canvas->m_show_tmp)
|
|
{
|
|
glDisable(GL_DEPTH_TEST);
|
|
glClear(GL_DEPTH_BUFFER_BIT);
|
|
for (int plane_index = 0; plane_index < 6; plane_index++)
|
|
{
|
|
auto plane_mvp = proj * camera *
|
|
m_canvas->m_plane_transform[plane_index] *
|
|
glm::translate(glm::vec3(0, 0, -1));
|
|
|
|
ui::ShaderManager::use(kShader::TextureAlpha);
|
|
ui::ShaderManager::u_int(kShaderUniform::Tex, 0);
|
|
ui::ShaderManager::u_float(kShaderUniform::Alpha, 0.5f);
|
|
ui::ShaderManager::u_int(kShaderUniform::Highlight, 0);
|
|
ui::ShaderManager::u_mat4(kShaderUniform::MVP, plane_mvp);
|
|
glActiveTexture(GL_TEXTURE0);
|
|
m_canvas->m_smask.m_rtt[plane_index].bindTexture();
|
|
m_face_plane.draw_fill();
|
|
m_canvas->m_smask.m_rtt[plane_index].unbindTexture();
|
|
}
|
|
}
|
|
*/
|
|
for (auto& mode : *m_canvas->m_mode)
|
|
mode->on_Draw(ortho_proj, proj, camera);
|
|
|
|
glDisable(GL_DEPTH_TEST);
|
|
if (m_canvas->m_smask_active)
|
|
{
|
|
m_canvas->modes[(int)Canvas::kCanvasMode::MaskFree][0]->on_Draw(ortho_proj, proj, camera);
|
|
m_canvas->modes[(int)Canvas::kCanvasMode::MaskLine][0]->on_Draw(ortho_proj, proj, camera);
|
|
}
|
|
|
|
// keep drawing the grids
|
|
if (m_canvas->m_state != ui::Canvas::kCanvasMode::Grid)
|
|
for (auto& mode : ui::Canvas::modes[(int)ui::Canvas::kCanvasMode::Grid])
|
|
mode->on_Draw(ortho_proj, proj, camera);
|
|
|
|
|
|
if (App::I.grid->m_groud_opacity->get_value() > 0.f)
|
|
{
|
|
glEnable(GL_DEPTH_TEST);
|
|
glClear(GL_DEPTH_BUFFER_BIT);
|
|
|
|
// DRAW GRIDS
|
|
ui::ShaderManager::use(kShader::Color);
|
|
|
|
// ground grid
|
|
int grid_divs = glm::floor(App::I.grid->m_groud_scale->get_value() * 100);
|
|
if (grid_divs != m_grid_divs && (grid_divs % 2) == 0)
|
|
{
|
|
m_grid_divs = grid_divs;
|
|
m_grid.create(1, 1, grid_divs);
|
|
}
|
|
float grid_scale = m_grid_divs * 0.01f;
|
|
|
|
ui::ShaderManager::u_vec4(kShaderUniform::Col, glm::vec4(
|
|
glm::vec3(App::I.grid->m_groud_value->get_value()),
|
|
App::I.grid->m_groud_opacity->get_value()));
|
|
ui::ShaderManager::u_mat4(kShaderUniform::MVP, proj * camera
|
|
* glm::translate(glm::vec3(0, (App::I.grid->m_groud_height->get_value() - 0.5f) * 2.f, 0))
|
|
* glm::eulerAngleX(glm::radians(90.f))
|
|
* glm::scale(glm::vec3(grid_scale, grid_scale, 1))
|
|
);
|
|
//m_grid.draw_stroke();
|
|
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
|
|
App::I.grid->m_hm_plane.draw_fill();
|
|
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
|
|
App::I.grid->m_hm_plane.draw_stroke();
|
|
}
|
|
|
|
// box grid
|
|
// ceiling
|
|
// ui::ShaderManager::u_vec4(kShaderUniform::Col, glm::vec4(
|
|
// glm::vec3(App::I.grid->m_groud_value->get_value()),
|
|
// App::I.grid->m_box_opacity->get_value()));
|
|
// ui::ShaderManager::u_mat4(kShaderUniform::MVP, proj * camera
|
|
// * glm::translate(glm::vec3(0, (App::I.grid->m_groud_height->get_value() + App::I.grid->m_box_height->get_value() - 0.5f) * 2.f, 0))
|
|
// * glm::eulerAngleX(glm::radians(90.f))
|
|
// * glm::scale(glm::vec3(grid_scale, grid_scale, 1))
|
|
// );
|
|
// m_grid.draw_stroke();
|
|
|
|
|
|
//ui::ShaderManager::use(kShader::Equirect);
|
|
//ui::ShaderManager::u_mat4(kShaderUniform::MVP, glm::scale(glm::vec3(.5, .5, 1)));
|
|
//ui::ShaderManager::u_int(kShaderUniform::Tex, 0);
|
|
//glBindTexture(GL_TEXTURE_CUBE_MAP, m_canvas->cube_id);
|
|
//m_face_plane.draw_fill();
|
|
//glBindTexture(GL_TEXTURE_CUBE_MAP, 0);
|
|
|
|
// ui::ShaderManager::use(kShader::Color);
|
|
// ui::ShaderManager::u_mat4(kShaderUniform::MVP, proj * camera);
|
|
// ui::ShaderManager::u_vec4(kShaderUniform::Col, { 1, 0, 0, 1 });
|
|
// static glm::vec4 AB[4]{ {-.75, 0, -1, 1},{ -.75, 0, 1, 1 } };
|
|
// m_line.update_vertices(AB);
|
|
// m_line.draw_stroke();
|
|
|
|
blend ? glEnable(GL_BLEND) : glDisable(GL_BLEND);
|
|
depth ? glEnable(GL_DEPTH_TEST) : glDisable(GL_DEPTH_TEST);
|
|
m_sampler.unbind();
|
|
glViewport(vp[0], vp[1], vp[2], vp[3]);
|
|
glClearColor(cc[0], cc[1], cc[2], cc[3]);
|
|
}
|
|
|
|
void NodeCanvas::handle_resize(glm::vec2 old_size, glm::vec2 new_size)
|
|
{
|
|
if (new_size.x != m_canvas->m_width || new_size.y != m_canvas->m_height)
|
|
{
|
|
#if __IOS__
|
|
m_canvas->m_mixer.create((int)new_size.x * m_canvas->m_mixer_scale,
|
|
(int)new_size.y * m_canvas->m_mixer_scale, -1, GL_RGBA16F);
|
|
#else
|
|
m_canvas->m_mixer.create((int)new_size.x * m_canvas->m_mixer_scale,
|
|
(int)new_size.y * m_canvas->m_mixer_scale, -1, GL_RGBA32F);
|
|
#endif
|
|
if (auto img = root()->find<NodeImageTexture>("tex-debug"))
|
|
img->tex.assign(m_canvas->m_mixer.getTextureID());
|
|
// m_canvas->resize((int)new_size.x, (int)new_size.y);
|
|
// m_canvas->clear();
|
|
}
|
|
}
|
|
|
|
kEventResult NodeCanvas::handle_event(Event* e)
|
|
{
|
|
static std::vector<CanvasMode>* old_mode = nullptr;
|
|
Node::handle_event(e);
|
|
MouseEvent* me = static_cast<MouseEvent*>(e);
|
|
KeyEvent* ke = static_cast<KeyEvent*>(e);
|
|
GestureEvent* ge = static_cast<GestureEvent*>(e);
|
|
auto loc = (me->m_pos - m_pos) * root()->m_zoom;
|
|
|
|
switch (e->m_type)
|
|
{
|
|
case kEventType::MouseScroll:
|
|
case kEventType::MouseDownL:
|
|
case kEventType::MouseUpL:
|
|
case kEventType::MouseDownR:
|
|
case kEventType::MouseUpR:
|
|
case kEventType::MouseMove:
|
|
case kEventType::MouseCancel:
|
|
m_canvas->m_cur_pos = loc;
|
|
if (!(m_canvas->m_touch_lock && me->m_source == kEventSource::Touch))
|
|
for (auto& mode : *m_canvas->m_mode)
|
|
mode->on_MouseEvent(me, loc);
|
|
break;
|
|
case kEventType::KeyDown:
|
|
if (ke->m_key == kKey::KeyE)
|
|
ui::Canvas::set_mode(ui::Canvas::kCanvasMode::Erase);
|
|
// if (ke->m_key == kKey::KeySpacebar)
|
|
// m_canvas->m_alpha_lock = true;
|
|
// if (ke->m_key == kKey::AndroidVolumeUp)
|
|
// m_zoom_canvas *= 0.9f;
|
|
// if (ke->m_key == kKey::AndroidVolumeDown)
|
|
// m_zoom_canvas *= 1.1f;
|
|
if (ke->m_key == kKey::AndroidBack)
|
|
if (!ActionManager::empty())
|
|
ActionManager::undo();
|
|
|
|
break;
|
|
case kEventType::KeyUp:
|
|
if (ke->m_key == kKey::KeyE)
|
|
ui::Canvas::set_mode(ui::Canvas::kCanvasMode::Draw);
|
|
// if (ke->m_key == kKey::KeySpacebar)
|
|
// m_canvas->m_alpha_lock = false;
|
|
if (ke->m_key == kKey::KeyTab)
|
|
App::I.toggle_ui();
|
|
if (ke->m_key == kKey::KeyZ && App::I.keys[(int)kKey::KeyCtrl])
|
|
App::I.keys[(int)kKey::KeyShift] ? ActionManager::redo() : ActionManager::undo();
|
|
break;
|
|
case kEventType::GestureStart:
|
|
mouse_capture();
|
|
for (auto& mode : *m_canvas->m_mode)
|
|
mode->on_GestureEvent(ge);
|
|
break;
|
|
case kEventType::GestureMove:
|
|
for (auto& mode : *m_canvas->m_mode)
|
|
mode->on_GestureEvent(ge);
|
|
break;
|
|
case kEventType::GestureEnd:
|
|
mouse_release();
|
|
for (auto& mode : *m_canvas->m_mode)
|
|
mode->on_GestureEvent(ge);
|
|
break;
|
|
default:
|
|
return kEventResult::Available;
|
|
break;
|
|
}
|
|
return kEventResult::Consumed;
|
|
}
|
|
|
|
void NodeCanvas::reset_camera()
|
|
{
|
|
m_canvas->m_cam_rot = {0, 0};
|
|
m_canvas->m_cam_pos = {0, 0, 0};
|
|
m_canvas->m_cam_fov = 85;
|
|
m_canvas->m_pan = {0, 0};
|
|
}
|