549 lines
20 KiB
C++
549 lines
20 KiB
C++
#include "pch.h"
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#include "legacy_node_canvas_draw_services.h"
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#include <algorithm>
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#include <array>
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#include <cstdint>
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#include <memory>
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#include <vector>
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#include "app.h"
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#include "legacy_canvas_draw_merge_services.h"
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#include "legacy_preference_storage.h"
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#include "legacy_ui_gl_dispatch.h"
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#include "legacy_ui_overlay_services.h"
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#include "log.h"
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#include "node_panel_grid.h"
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#include "node_image_texture.h"
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#include "paint_renderer/compositor.h"
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#include "renderer_gl/opengl_capabilities.h"
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#include "util.h"
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namespace {
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void set_active_texture_unit(std::uint32_t unit_index)
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{
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pp::legacy::ui_gl::activate_texture_unit(unit_index, "NodeCanvas");
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}
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void unbind_texture_2d()
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{
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pp::legacy::ui_gl::unbind_texture_2d("NodeCanvas");
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}
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void apply_node_canvas_viewport(std::int32_t x, std::int32_t y, std::int32_t width, std::int32_t height)
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{
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pp::legacy::ui_gl::apply_viewport(x, y, width, height, "NodeCanvas");
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}
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pp::renderer::gl::OpenGlViewportRect query_node_canvas_viewport()
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{
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return pp::legacy::ui_gl::query_viewport_rect("NodeCanvas");
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}
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std::array<float, 4> query_node_canvas_clear_color()
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{
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return pp::legacy::ui_gl::query_clear_color("NodeCanvas");
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}
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void apply_node_canvas_clear_color(std::array<float, 4> color)
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{
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pp::legacy::ui_gl::set_clear_color(color, "NodeCanvas");
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}
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void clear_node_canvas_color_buffer(std::array<float, 4> color)
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{
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pp::legacy::ui_gl::clear_color_buffer(color, "NodeCanvas");
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}
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void apply_node_canvas_capability(std::uint32_t state, bool enabled)
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{
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pp::legacy::ui_gl::set_capability(state, enabled, "NodeCanvas");
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}
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bool query_node_canvas_capability(std::uint32_t state)
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{
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return pp::legacy::ui_gl::query_capability(state, "NodeCanvas");
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}
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pp::renderer::RenderDeviceFeatures node_canvas_stroke_composite_features() noexcept
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{
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return ShaderManager::render_device_features();
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}
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pp::paint_renderer::CanvasBlendGatePlan node_canvas_blend_gate_plan(
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int width,
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int height,
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const std::vector<std::shared_ptr<Layer>>& layers,
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const Brush* brush) noexcept
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{
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std::vector<int> layer_blend_modes;
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layer_blend_modes.reserve(layers.size());
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for (const auto& layer : layers) {
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if (!layer) {
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continue;
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}
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layer_blend_modes.push_back(layer->m_blend_mode);
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}
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const auto plan = pp::paint_renderer::plan_canvas_blend_gate(
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node_canvas_stroke_composite_features(),
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pp::paint_renderer::CanvasBlendGateRequest {
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.extent = pp::renderer::Extent2D {
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.width = static_cast<std::uint32_t>(std::max(width, 0)),
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.height = static_cast<std::uint32_t>(std::max(height, 0)),
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},
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.layer_blend_modes = layer_blend_modes,
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.has_stroke_blend_mode = brush != nullptr,
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.stroke_blend_mode = brush ? brush->m_blend_mode : 0,
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});
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if (plan) {
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return plan.value();
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}
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pp::paint_renderer::CanvasBlendGatePlan fallback;
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fallback.shader_blend = true;
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fallback.complex_blend = true;
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fallback.compatibility_fallback = true;
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return fallback;
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}
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pp::panopainter::LegacyCanvasDrawMergeLayerPathExecution make_node_canvas_layer_path_execution(
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NodeCanvas& node_canvas,
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size_t layer_index,
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int plane_index,
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const glm::mat4& plane_mvp_z,
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const Brush* brush,
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bool copy_blend_destination,
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bool use_nearest_sampler)
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{
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auto* layer = node_canvas.m_canvas->m_layers[layer_index].get();
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const auto plane_mvp = plane_mvp_z;
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const auto brush_ptr = brush;
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const auto smask_active = node_canvas.m_canvas->m_smask_active;
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auto draw_layer_frame = pp::panopainter::make_legacy_canvas_draw_merge_layer_frame_draw(
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layer,
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&node_canvas.m_face_plane,
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set_active_texture_unit,
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plane_index,
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layer->m_opacity);
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glm::vec2 patt_scale = glm::vec2(brush_ptr->m_pattern_scale);
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if (brush_ptr->m_pattern_flipx)
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patt_scale.x *= -1.f;
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if (brush_ptr->m_pattern_flipy)
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patt_scale.y *= -1.f;
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return pp::panopainter::make_legacy_canvas_draw_merge_layer_path_gl_execution(
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{
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.temporary_erase = {
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.mvp = plane_mvp,
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.texture_slot = 0,
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.stroke_texture_slot = 1,
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.mask_texture_slot = 2,
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.mask_enabled = smask_active,
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},
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.temporary_paint = {
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.resolution = Canvas::I->m_size,
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.pattern = {
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.scale = patt_scale,
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.invert = static_cast<float>(brush_ptr->m_pattern_invert),
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.brightness = brush_ptr->m_pattern_brightness,
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.contrast = brush_ptr->m_pattern_contrast,
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.depth = brush_ptr->m_pattern_depth,
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.blend_mode = brush_ptr->m_pattern_blend_mode,
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.offset = Canvas::I->m_pattern_offset,
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},
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.mvp = plane_mvp,
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.layer_alpha = 1.0f,
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.alpha_lock = layer->m_alpha_locked,
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.mask_enabled = smask_active,
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.use_fragcoord = false,
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.blend_mode = brush_ptr->m_blend_mode,
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.use_dual = brush_ptr->m_dual_enabled,
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.dual_blend_mode = brush_ptr->m_dual_blend_mode,
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.dual_alpha = brush_ptr->m_dual_opacity,
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.use_pattern = brush_ptr->m_pattern_enabled && !brush_ptr->m_pattern_eachsample,
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},
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.layer_texture = {
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.mvp = plane_mvp,
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.texture_slot = 0,
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.alpha = 1.f,
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.highlight = layer->m_hightlight,
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},
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.blend = {
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.shader = {
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.mvp = glm::ortho(-1, 1, -1, 1),
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.texture_slot = 0,
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.destination_texture_slot = 2,
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.use_destination_texture = copy_blend_destination,
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.blend_mode = layer->m_blend_mode,
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.alpha = 1.f,
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},
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.copy_destination = copy_blend_destination,
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},
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.use_nearest_sampler = use_nearest_sampler,
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.use_dual_texture = brush_ptr->m_dual_enabled,
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},
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[&node_canvas] {
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node_canvas.m_blender_rtt.bindFramebuffer();
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},
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[&node_canvas] {
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node_canvas.m_blender_rtt.clear();
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},
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[&node_canvas] {
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node_canvas.m_blender_rtt.unbindFramebuffer();
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},
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[&node_canvas](int unit) {
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node_canvas.m_sampler.bind(unit);
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},
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[&node_canvas](int unit) {
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node_canvas.m_sampler_nearest.bind(unit);
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},
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[&node_canvas](int unit) {
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node_canvas.m_sampler_stencil.bind(unit);
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},
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[](int unit) {
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set_active_texture_unit(unit);
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},
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[&node_canvas, plane_index] {
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node_canvas.m_canvas->m_tmp[plane_index].bindTexture();
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},
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[&node_canvas, plane_index] {
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node_canvas.m_canvas->m_tmp[plane_index].unbindTexture();
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},
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[&node_canvas, plane_index] {
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node_canvas.m_canvas->m_smask.rtt(plane_index).bindTexture();
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},
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[&node_canvas, plane_index] {
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node_canvas.m_canvas->m_smask.rtt(plane_index).unbindTexture();
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},
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[&node_canvas, plane_index] {
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node_canvas.m_canvas->m_tmp_dual[plane_index].bindTexture();
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},
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[&node_canvas, plane_index] {
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node_canvas.m_canvas->m_tmp_dual[plane_index].unbindTexture();
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},
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[brush_ptr] {
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brush_ptr->m_pattern_texture ? brush_ptr->m_pattern_texture->bind() : unbind_texture_2d();
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},
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[&node_canvas] {
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node_canvas.m_face_plane.draw_fill();
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},
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[&node_canvas] {
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node_canvas.m_blender_rtt.bindTexture();
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},
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[&node_canvas] {
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node_canvas.m_blender_rtt.unbindTexture();
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},
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[&node_canvas] {
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node_canvas.m_blender_bg.bind();
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},
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[&node_canvas] {
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node_canvas.m_blender_bg.unbind();
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},
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[&node_canvas] {
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copy_framebuffer_to_texture_2d(
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0,
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0,
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0,
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0,
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node_canvas.m_blender_bg.size().x,
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node_canvas.m_blender_bg.size().y);
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},
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#ifdef _DEBUG
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[&node_canvas, layer_index, plane_index, plane_mvp] {
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auto bb = node_canvas.m_canvas->m_layers[layer_index]->box(plane_index) / (float)node_canvas.m_canvas->m_layers[layer_index]->w;
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glm::vec2 bbmin = xy(bb);
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glm::vec2 bbsz = zw(bb) - xy(bb);
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pp::panopainter::configure_legacy_ui_color_shader(
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plane_mvp
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* glm::translate(glm::vec3(bbmin * 2.f, 0))
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* glm::translate(glm::vec3(-1, -1, 0))
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* glm::scale(glm::vec3(bbsz, 1))
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* glm::translate(glm::vec3(1, 1, 0)),
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{ 1, 0, 0, 1 });
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node_canvas.m_face_plane.draw_stroke();
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},
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#else
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[] {
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},
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#endif
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draw_layer_frame);
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}
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void execute_node_canvas_draw_unmerged_pass(
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NodeCanvas& node_canvas,
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const glm::mat4& proj,
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const glm::mat4& camera,
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const glm::ivec4& c,
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float yaw,
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float pitch,
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float roll)
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{
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const auto blend_gate = node_canvas_blend_gate_plan(
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node_canvas.m_cache_rtt.getWidth(),
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node_canvas.m_cache_rtt.getHeight(),
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node_canvas.m_canvas->m_layers,
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node_canvas.m_canvas->m_current_stroke ? node_canvas.m_canvas->m_current_stroke->m_brush.get() : nullptr);
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const bool use_blend = blend_gate.shader_blend;
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const bool copy_blend_destination = use_blend && !blend_gate.reads_destination_color;
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const auto layer_orientation = glm::eulerAngleYXZ(yaw, pitch, roll);
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pp::panopainter::execute_legacy_canvas_draw_node_canvas_unmerged_pass(
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node_canvas,
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use_blend,
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copy_blend_destination,
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proj,
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camera,
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layer_orientation,
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c,
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[&](int x, int y, int width, int height) {
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apply_node_canvas_viewport(x, y, width, height);
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},
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[&](auto state, bool enabled) {
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apply_node_canvas_capability(state, enabled);
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},
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[&] {
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node_canvas.m_sampler.bind(0);
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set_active_texture_unit(0);
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},
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[&](size_t layer_index, int plane_index, const glm::mat4& plane_mvp_z, const Brush* brush, bool copy_blend_destination, bool use_nearest_sampler) {
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return make_node_canvas_layer_path_execution(
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node_canvas,
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layer_index,
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plane_index,
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plane_mvp_z,
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brush,
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copy_blend_destination,
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use_nearest_sampler);
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},
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[&](const char* message) {
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LOG("NodeCanvas onion frame range failed: %s", message);
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});
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}
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void execute_node_canvas_draw_merged_pass(
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NodeCanvas& node_canvas,
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const glm::mat4& proj,
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const glm::mat4& camera)
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{
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pp::panopainter::execute_legacy_canvas_draw_merged_pass(
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node_canvas,
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proj,
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camera,
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[&](auto state, bool enabled) {
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apply_node_canvas_capability(state, enabled);
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},
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[](int unit) {
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set_active_texture_unit(unit);
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},
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[&] {
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node_canvas.m_face_plane.draw_fill();
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});
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}
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void execute_node_canvas_draw_merge_tail(
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NodeCanvas& node_canvas,
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const glm::mat4& ortho_proj,
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const glm::mat4& proj,
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const glm::mat4& camera,
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const glm::ivec4& c)
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{
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apply_node_canvas_capability(pp::renderer::gl::depth_test_state(), false);
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pp::panopainter::execute_legacy_canvas_draw_merge_post_draw_callbacks(
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node_canvas.m_canvas->m_smask_active,
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node_canvas.m_canvas->m_current_mode == kCanvasMode::Copy || node_canvas.m_canvas->m_current_mode == kCanvasMode::Cut,
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node_canvas.m_canvas->m_smask_mode,
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node_canvas.m_canvas->m_current_mode != kCanvasMode::Grid,
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[&] {
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node_canvas.m_canvas->modes[(int)kCanvasMode::MaskFree][0]->on_Draw(ortho_proj, proj, camera);
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},
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[&] {
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node_canvas.m_canvas->modes[(int)kCanvasMode::MaskLine][0]->on_Draw(ortho_proj, proj, camera);
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},
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[&] {
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pp::panopainter::execute_legacy_canvas_draw_merge_smask_faces(
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pp::panopainter::LegacyCanvasDrawMergeTextureMaskUniforms {
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.texture_slot = 0,
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.pattern_offset = node_canvas.m_outline_pan,
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},
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proj,
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camera,
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node_canvas.m_canvas->m_layers.size() + 500.f,
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std::to_array(node_canvas.m_canvas->m_plane_transform),
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{
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.set_active_texture_unit = [&] {
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set_active_texture_unit(0);
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},
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.enable_blend = [&] {
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apply_node_canvas_capability(pp::renderer::gl::blend_state(), true);
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},
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.bind_face_texture = [&](int plane_index) {
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node_canvas.m_canvas->m_smask.rtt(plane_index).bindTexture();
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},
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.draw_face = [&] {
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node_canvas.m_face_plane.draw_fill();
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},
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.unbind_face_texture = [&](int plane_index) {
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node_canvas.m_canvas->m_smask.rtt(plane_index).unbindTexture();
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},
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});
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},
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pp::panopainter::make_legacy_canvas_draw_merge_grid_modes_draw(
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&Canvas::modes[(int)kCanvasMode::Grid],
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ortho_proj,
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proj,
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camera),
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pp::panopainter::make_legacy_canvas_draw_merge_heightmap_draw(App::I->grid.get(), proj, camera),
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pp::panopainter::make_legacy_canvas_draw_merge_current_modes_draw(
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node_canvas.m_canvas->m_mode,
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ortho_proj,
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proj,
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camera));
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if (node_canvas.m_density != 1.f) {
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pp::panopainter::execute_legacy_canvas_draw_merge_display_resolve(
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pp::panopainter::LegacyCanvasDrawMergeDisplayResolveUniforms {
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.texture = {
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.mvp = glm::ortho<float>(-1, 1, -1, 1),
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.texture_slot = 0,
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},
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},
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{
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.unbind_resolve_framebuffer = [&] {
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node_canvas.m_rtt.unbindFramebuffer();
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},
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.clear_color_buffer = [&] {
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clear_node_canvas_color_buffer({ 1.f, 1.f, 1.f, 0.f });
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},
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.apply_viewport = [&] {
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apply_node_canvas_viewport(c.x + App::I->off_x, c.y + App::I->off_y, c.z, c.w);
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},
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.bind_sampler = [&] {
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node_canvas.m_sampler_nearest.bind(0);
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},
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.bind_resolve_texture = [&] {
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set_active_texture_unit(0);
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node_canvas.m_rtt.bindTexture();
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},
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.draw = [&] {
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node_canvas.m_face_plane.draw_fill();
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},
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.unbind_resolve_texture = [&] {
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node_canvas.m_rtt.unbindTexture();
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},
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});
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}
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}
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} // namespace
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namespace pp::panopainter {
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void init_legacy_node_canvas_shell(NodeCanvas& node_canvas)
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{
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const auto preferences = read_legacy_canvas_preferences();
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node_canvas.m_density = preferences.viewport_density;
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node_canvas.m_cursor_visibility = (NodeCanvas::kCursorVisibility)preferences.cursor_mode;
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node_canvas.m_mouse_ignore = false;
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node_canvas.m_canvas = std::make_unique<Canvas>();
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const int canvas_resolution = App::I->default_canvas_resolution();
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node_canvas.m_canvas->create(canvas_resolution, canvas_resolution);
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node_canvas.m_canvas->m_unsaved = false;
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node_canvas.m_canvas->m_node = &node_canvas;
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node_canvas.m_sampler.create();
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//node_canvas.m_sampler.set_filter(pp::renderer::gl::linear_texture_filter(), pp::renderer::gl::nearest_texture_filter());
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node_canvas.m_sampler_nearest.create(pp::renderer::gl::nearest_texture_filter());
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node_canvas.m_sampler_linear.create(pp::renderer::gl::linear_texture_filter());
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node_canvas.m_sampler_stencil.create(
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pp::renderer::gl::linear_texture_filter(),
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pp::renderer::gl::repeat_texture_wrap());
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node_canvas.m_face_plane.create<1>(2, 2);
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node_canvas.m_line.create();
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CanvasMode::node = &node_canvas;
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for (int i = 0; i < (int)kCanvasMode::COUNT; i++)
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for (auto m : Canvas::modes[i])
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m->init();
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node_canvas.m_grid.create(1, 1, node_canvas.m_grid_divs);
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}
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|
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void draw_legacy_node_canvas_shell(NodeCanvas& node_canvas)
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{
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// sanity checks
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float zoom = node_canvas.root()->m_zoom;
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if (zoom == 0.f)
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zoom = 1.f;
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auto box = node_canvas.m_clip * zoom;
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if (box.z == 0 || box.w == 0)
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return;
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|
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const auto vp = query_node_canvas_viewport();
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const auto cc = query_node_canvas_clear_color();
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const auto blend = query_node_canvas_capability(pp::renderer::gl::blend_state());
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const auto depth = query_node_canvas_capability(pp::renderer::gl::depth_test_state());
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const auto scissor = query_node_canvas_capability(pp::renderer::gl::scissor_test_state());
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|
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apply_node_canvas_capability(pp::renderer::gl::scissor_test_state(), false);
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|
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glm::ivec4 c = (glm::ivec4)glm::vec4(box.x, (int)(vp.height - box.y - box.w), box.z, box.w);
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|
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//m_canvas->m_cam_rot = m_pan * 0.003f;
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|
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glm::mat4 ortho_proj = glm::ortho(0.f, box.z, 0.f, box.w, -1000.f, 1000.f);
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glm::mat4 proj = glm::perspective(glm::radians(node_canvas.m_canvas->m_cam_fov), box.z / box.w, 0.001f, 1000.f);
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glm::mat4 camera = glm::translate(node_canvas.m_canvas->m_cam_pos) * node_canvas.m_canvas->m_cam_rot;
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|
|
|
float pitch = 0;
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|
if (auto slider = node_canvas.root()->find<NodeSliderH>("pitch-slider"))
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|
pitch = (slider->get_value() - 0.5) * glm::half_pi<float>();
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|
float yaw = 0;
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|
if (auto slider = node_canvas.root()->find<NodeSliderH>("yaw-slider"))
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|
yaw = (slider->get_value() - 0.5) * glm::half_pi<float>();
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|
float roll = 0;
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|
if (auto slider = node_canvas.root()->find<NodeSliderH>("roll-slider"))
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|
roll = (slider->get_value() - 0.5) * glm::half_pi<float>();
|
|
|
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prepare_legacy_node_canvas_draw_setup(node_canvas, box, c, proj, camera);
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|
|
|
// NOTE: draw_merge has been disabled for worst performance
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|
bool draw_merged = !(node_canvas.m_canvas->m_current_mode == kCanvasMode::Camera);
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|
draw_merged = false;
|
|
|
|
execute_legacy_canvas_draw_node_canvas_shell(
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|
node_canvas.m_density != 1.f,
|
|
draw_merged,
|
|
[&] {
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|
node_canvas.m_rtt.bindFramebuffer();
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|
clear_node_canvas_color_buffer({ 1.f, 1.f, 0.f, 0.f });
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|
apply_node_canvas_viewport(0, 0, node_canvas.m_rtt.getWidth(), node_canvas.m_rtt.getHeight());
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|
},
|
|
[&] {
|
|
clear_node_canvas_color_buffer({ 1.f, 1.f, 1.f, 0.f });
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|
apply_node_canvas_viewport(c.x + App::I->off_x, c.y + App::I->off_y, c.z, c.w);
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|
},
|
|
[&] {
|
|
execute_node_canvas_draw_merged_pass(node_canvas, proj, camera);
|
|
},
|
|
[&] {
|
|
execute_node_canvas_draw_unmerged_pass(node_canvas, proj, camera, c, yaw, pitch, roll);
|
|
});
|
|
|
|
execute_node_canvas_draw_merge_tail(node_canvas, ortho_proj, proj, camera, c);
|
|
|
|
scissor ? apply_node_canvas_capability(pp::renderer::gl::scissor_test_state(), true) : apply_node_canvas_capability(pp::renderer::gl::scissor_test_state(), false);
|
|
blend ? apply_node_canvas_capability(pp::renderer::gl::blend_state(), true) : apply_node_canvas_capability(pp::renderer::gl::blend_state(), false);
|
|
depth ? apply_node_canvas_capability(pp::renderer::gl::depth_test_state(), true) : apply_node_canvas_capability(pp::renderer::gl::depth_test_state(), false);
|
|
apply_node_canvas_viewport(vp.x, vp.y, vp.width, vp.height);
|
|
apply_node_canvas_clear_color(cc);
|
|
}
|
|
|
|
} // namespace pp::panopainter
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