1#ifndef NNGN_RENDER_RENDERERS_H
2#define NNGN_RENDER_RENDERERS_H
9#include "utils/flags.h"
31 Flags<Flag>
flags = {};
32 bool updated()
const {
return this->flags.is_set(Flag::UPDATED); }
36struct SpriteRenderer : Renderer {
38 std::array<vec2, 2>
uv = {{{0, 1}, {1, 0}}};
42 template<
typename T, std::
size_t N>
43 static std::span<float>
uv_span(std::array<T, N> *
a);
54 std::array<vec4, 6>
uv = {};
70template<
typename T, std::
size_t N>
72 constexpr auto n =
N * T::n_dim;
73 static_assert(
sizeof(*a) ==
n *
sizeof(
float));
74 return {&(*a)[0][0],
n};
82 const auto fc0 =
static_cast<vec2>(uv0) / fs;
83 const auto fc1 =
static_cast<vec2>(uv1) / fs;
84 s[0] = fc0.
x,
s[1] = 1 - fc0.y;
85 s[2] = fc1.x,
s[3] = 1 - fc1.y;
Flag
Definition: model.h:13
pos
Definition: lua_audio.cpp:17
precision highp float
Definition: common.h:15
assert
Definition: debug.lua:3
n
Definition: dump_lights.lua:5
load
Definition: entity.lua:7
std::chrono::seconds s
Definition: timing.cpp:6
auto scale(const Timing &t)
Definition: lua_timing.cpp:26
std::uint32_t u32
Definition: def.h:14
vec2_base< std::uint32_t > uvec2
Definition: vec2.h:27
vec2_base< float > vec2
Definition: vec2.h:29
vec3_base< float > vec3
Definition: vec3.h:51
std::uint8_t u8
Definition: def.h:12
Definition: renderers.h:44
float size
Definition: renderers.h:46
void load(const nngn::lua::table &t)
vec3 color
Definition: renderers.h:45
Definition: renderers.h:60
Models::Flag model_flags
Definition: renderers.h:61
std::string obj
Definition: renderers.h:65
vec3 scale
Definition: renderers.h:62
u32 tex
Definition: renderers.h:66
vec4 rot
Definition: renderers.h:63
vec3 trans
Definition: renderers.h:62
Definition: renderers.h:15
float z_off
Definition: renderers.h:27
Entity * entity
Definition: renderers.h:25
void set_pos(vec3 p)
Definition: renderers.h:33
Flag
Definition: renderers.h:27
@ UPDATED
Definition: renderers.h:24
bool updated() const
Definition: renderers.h:32
Type
Definition: renderers.h:18
@ SPRITE
Definition: renderers.h:17
@ SCREEN_SPRITE
Definition: renderers.h:18
@ VOXEL
Definition: renderers.h:21
@ TRANSLUCENT
Definition: renderers.h:19
@ CUBE
Definition: renderers.h:20
@ MODEL
Definition: renderers.h:24
@ N_TYPES
Definition: renderers.h:22
Flags< Flag > flags
Definition: renderers.h:28
static std::span< float > uv_span(std::array< T, N > *a)
void load(nngn::lua::table_view t)
std::array< vec2, 2 > uv
Definition: renderers.h:35
vec2 size
Definition: renderers.h:34
static void uv_coords(uvec2 uv0, uvec2 uv1, uvec2 scale, std::span< float > s)
u32 tex
Definition: renderers.h:36
static std::span< float > uv_span(std::array< T, N > *a)
Definition: renderers.h:58
static void uv_coords(uvec2 uv0, uvec2 uv1, uvec2 scale, std::span< float > s)
Definition: renderers.h:64
Definition: renderers.h:50
u32 tex
Definition: renderers.h:53
void load(const nngn::lua::table &t)
vec3 size
Definition: renderers.h:52
std::array< vec4, 6 > uv
Definition: renderers.h:51
Non-owning reference to a table on the stack.
Definition: table.h:166
Owning reference to a table on the stack, popped when destroyed.
Definition: table.h:172