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ENH: Dynamically enable and color tilings

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Use multidraw and command buffer
This commit is contained in:
David Allemang
2023-02-10 13:20:34 -05:00
parent 92a55f8c74
commit 53fe3104db
7 changed files with 185 additions and 90 deletions
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52
vis/src/main.cpp
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@@ -15,11 +15,13 @@
#include "comps.hpp"
#include "fmt/core.h"
#include "fmt/ranges.h"
#include <shaders.hpp>
#ifndef NDEBUG
#include <cgl/debug.hpp>
#include <utility>
#endif
#ifdef _WIN32
@@ -36,8 +38,8 @@ struct Matrices {
Eigen::Matrix4f proj;
Eigen::Matrix4f view;
Matrices(const Eigen::Matrix4f &proj, const Eigen::Matrix4f &view)
: proj(proj), view(view) {
Matrices(Eigen::Matrix4f proj, Eigen::Matrix4f view)
: proj(std::move(proj)), view(std::move(view)) {
}
};
@@ -106,6 +108,23 @@ void show_overlay(State &state) {
ImGui::End();
}
void show_options(entt::registry &registry) {
auto view = registry.view<vis::Structure<4>>();
for (auto [entity, structure]: view.each()) {
ImGui::Begin("Structure View Options");
for (int i = 0; i < structure.hull.tilings.size(); ++i) {
std::string label = fmt::format("{}", structure.hull.subgroups[i]);
ImGui::Checkbox(label.c_str(), (bool*) (&(structure.enabled[i])));
ImGui::ColorEdit3(label.c_str(), structure.colors[i].data(), ImGuiColorEditFlags_NoLabel);
}
ImGui::End();
}
}
void set_style() {
ImGui::StyleColorsDark();
@@ -135,16 +154,21 @@ int run(GLFWwindow* window, ImGuiContext* ctx) {
state.dimension = 4;
auto entity = registry.create();
{
// todo move symbol and root to structure
// cache and recompute cells/points on frame (only if changed) in a system.
registry.emplace<vis::Group>(
entity,
tc::schlafli({5, 3, 3, 2}),
vec5{0.80, 0.09, 0.09, 0.09, 0.09},
vec3{0.90, 0.90, 0.90}
);
registry.emplace<vis::VBOs>(entity);
tc::Group group = tc::schlafli({5, 3, 3, 2});
Points points(group, vec5{0.80, 0.3, 0.15, 0.15, 0.03});
Hull<4> hull(group);
vis::upload_groups(registry);
auto& structure = registry.emplace<vis::Structure<4>>(entity, std::move(points), std::move(hull));
registry.emplace<vis::VBOs>(entity);
structure.enabled[0] = false; // disable {0,1,2} cells
}
vis::upload_structure(registry);
auto ubo = cgl::Buffer<Matrices>();
glBindBufferBase(GL_UNIFORM_BUFFER, 1, ubo);
@@ -163,6 +187,7 @@ int run(GLFWwindow* window, ImGuiContext* ctx) {
ImGui::NewFrame();
show_overlay(state);
show_options(registry);
ImGui::Render();
int width, height;
@@ -171,10 +196,10 @@ int run(GLFWwindow* window, ImGuiContext* ctx) {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
ubo.put(build(window, state, ctx));
ubo.put(build(window, state, ctx), GL_STREAM_DRAW);
{
auto &tform = registry.get<vis::VBOs>(entity).tform;
auto &tform = registry.get<vis::Structure<4>>(entity).transform;
if (!io.KeysDown[GLFW_KEY_SPACE]) {
float speed = 1.0 / 8.0;
@@ -202,7 +227,8 @@ int run(GLFWwindow* window, ImGuiContext* ctx) {
tform.translation().w() = std::sin(state.time * 1.4) * 1.0;
}
vis::upload_ubo(registry);
vis::upload_commands(registry);
vis::upload_uniforms(registry);
renderer(registry);