From 1cc08c51eb4b0f95c30c0a98ad1fc5ad3459b2df Mon Sep 17 00:00:00 2001 From: Nicolas James Date: Wed, 12 Feb 2025 18:05:18 +1100 Subject: initial commit --- src/client/draw.hh | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 src/client/draw.hh (limited to 'src/client/draw.hh') diff --git a/src/client/draw.hh b/src/client/draw.hh new file mode 100644 index 0000000..821d67b --- /dev/null +++ b/src/client/draw.hh @@ -0,0 +1,59 @@ +#ifndef CLIENT_DRAW_HH_ +#define CLIENT_DRAW_HH_ + +#include + +#include + +#include "client/movement.hh" +#include "client/player.hh" +#include "client/render/camera.hh" +#include "client/render/render.hh" +#include "client/render/program.hh" +#include "client/shared.hh" +#include "client/window.hh" +#include "client/world.hh" + +namespace client { +namespace draw { + +// Scale takes the range [0, 1] and represents an amount of the screen. +// Offset is any value that is added after scale. +struct relative_arg { + glm::vec2 extent; + glm::vec2 offset; + + glm::vec2 to_vec2() const noexcept { + const glm::vec2& window = render::get_window_size(); + const float x = this->extent.x * window.x + this->offset.x; + const float y = this->extent.y * window.y + this->offset.y; + return {x, y}; + } +}; + +struct rectangle_args { + relative_arg pos; + relative_arg size; + glm::vec4 colour; +}; + +struct text_args { + relative_arg pos; + float extent_height; // we don't get width here, + float offset_height; + glm::vec4 colour; + bool has_backing; + bool is_centered; + bool is_vcentered; +}; + +void draw_rectangle(const rectangle_args& args) noexcept; +void draw_colour(const glm::vec4& colour) noexcept; +void draw_text(const std::string_view text, const text_args& args) noexcept; + +void draw(client::players& players, client::world::chunk::map& chunks) noexcept; + +} // namespace draw +} // namespace client + +#endif -- cgit v1.2.3