82 lines
1.9 KiB
C++
82 lines
1.9 KiB
C++
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#include "ui.hpp"
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#include <GL/glew.h>
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#include <GLFW/glfw3.h>
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#include <glm/ext/matrix_transform.hpp>
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#include "data/mesh.hpp"
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#include "data/glmesh.hpp"
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#include "data/arrays.hpp"
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#include "data/font.hpp"
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#include "data/texture.hpp"
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#include "resize.hpp"
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#include "shader.hpp"
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#include "widget/clock.hpp"
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using namespace Sim::Graphics;
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static Data::GLMesh gm_ui;
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static Data::GLMesh gm_dynamic_slow[2];
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static Widget::Clock w_clock;
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static int gm_dynamic_slow_at = 0;
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void UI::init()
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{
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Data::Mesh m;
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unsigned int handle = Data::Texture::handle_white;
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m.indices = {0, 1, 3, 0, 3, 2};
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m.vertices = {
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{.texid=handle, .texpos={0, 0}, .pos={-1, -1, 0}, .normal={0, 0, -1}, .colour={1, 1, 1, 1}, .material={0, 0, 1}},
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{.texid=handle, .texpos={0, 1}, .pos={-1, 1, 0}, .normal={0, 0, -1}, .colour={1, 1, 1, 1}, .material={0, 0, 1}},
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{.texid=handle, .texpos={1, 0}, .pos={ 1, -1, 0}, .normal={0, 0, -1}, .colour={1, 1, 1, 1}, .material={0, 0, 1}},
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{.texid=handle, .texpos={1, 1}, .pos={ 1, 1, 0}, .normal={0, 0, -1}, .colour={1, 1, 1, 1}, .material={0, 0, 1}},
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};
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m.bake_transforms();
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gm_ui.bind();
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gm_ui.set(m, GL_STATIC_DRAW);
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}
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void UI::update(double dt)
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{
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w_clock.update(dt);
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}
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void UI::update_slow()
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{
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Data::Mesh mesh;
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w_clock.remesh_slow(mesh);
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mesh.bake_transforms();
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gm_dynamic_slow[gm_dynamic_slow_at].bind();
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gm_dynamic_slow[gm_dynamic_slow_at].set(mesh, GL_DYNAMIC_DRAW);
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gm_dynamic_slow_at = (gm_dynamic_slow_at + 1) % 2;
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}
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void UI::render()
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{
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glClear(GL_DEPTH_BUFFER_BIT);
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glm::vec2 wsize(Resize::get_size() / 2);
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glm::mat4 mat_projection = glm::mat4(1);
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glm::mat4 mat_camera = glm::scale(glm::mat4(1), glm::vec3(1.0f / wsize * glm::vec2(1, -1), -1));
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glUniformMatrix4fv(Shader::MAIN["projection"], 1, false, &mat_projection[0][0]);
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glUniformMatrix4fv(Shader::MAIN["camera"], 1, false, &mat_camera[0][0]);
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gm_ui.bind();
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gm_ui.render();
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gm_dynamic_slow[gm_dynamic_slow_at].bind();
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gm_dynamic_slow[gm_dynamic_slow_at].render();
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}
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