60 lines
2.0 KiB
C++
60 lines
2.0 KiB
C++
#pragma once
|
|
#include "node_border.h"
|
|
#include "rtt.h"
|
|
#include "brush.h"
|
|
#include "texture.h"
|
|
|
|
class NodeStrokePreview : public NodeBorder
|
|
{
|
|
struct StrokeFrame
|
|
{
|
|
glm::vec4 col;
|
|
float flow;
|
|
float opacity;
|
|
std::array<vertex_t, 4> shapes;
|
|
glm::vec4 m_mixer_rect;
|
|
};
|
|
|
|
static RTT m_rtt;
|
|
static RTT m_rtt_mixer;
|
|
static Texture2D m_tex; // blending tmp texture
|
|
static Texture2D m_tex_dual;
|
|
static Texture2D m_tex_background;
|
|
static Sampler m_sampler_linear;
|
|
static Sampler m_sampler_linear_repeat;
|
|
static Sampler m_sampler_mipmap;
|
|
static DynamicShape m_brush_shape;
|
|
Texture2D m_tex_preview;
|
|
public:
|
|
using parent = NodeBorder;
|
|
static std::atomic_int s_instances;
|
|
static std::atomic_bool s_running;
|
|
static std::thread s_renderer;
|
|
static BlockingQueue<std::shared_ptr<NodeStrokePreview>> s_queue;
|
|
static void terminate_renderer();
|
|
static void empty_queue();
|
|
std::shared_ptr<Brush> m_brush;
|
|
bool m_draw_first = false;
|
|
glm::vec2 m_preview_size = { 0, 0 };
|
|
float m_min_flow = 0.f;
|
|
float m_max_size = 0.f;
|
|
float m_pad_override = NAN;
|
|
virtual Node* clone_instantiate() const override;
|
|
virtual void clone_copy(Node* dest) const override;
|
|
virtual void clone_children(Node* dest) const override;
|
|
virtual void clone_finalize(Node* dest) const override;
|
|
void init_controls();
|
|
virtual void restore_context() override;
|
|
virtual void clear_context() override;
|
|
void stroke_draw_mix(const glm::vec2& bb_min, const glm::vec2& bb_sz);
|
|
// return rect {origin, size}
|
|
glm::vec4 stroke_draw_samples(std::array<vertex_t, 4>& P, Texture2D& blend_tex);
|
|
std::vector<StrokeFrame> stroke_draw_compute(Stroke& stroke) const;
|
|
void draw_stroke();
|
|
void draw_stroke_immediate();
|
|
virtual void draw() override;
|
|
virtual void handle_resize(glm::vec2 old_size, glm::vec2 new_size, float zoom) override;
|
|
virtual void destroy() override;
|
|
virtual void handle_on_screen(bool old_visibility, bool new_visibility) override;
|
|
};
|