Synthasmagoria/transformation_visualizer
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Synthasmagoria 2026-07-23 23:23:43 +02:00
commit af44a9c367
4 changed files with 159 additions and 22 deletions
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2
libraries/pool/pool.odin
View file

@ -25,7 +25,7 @@ usage :: proc(pool: Pool($T)) -> int {
return pool.usage
}
get_allocated_elems :: proc(pool: Pool($T)) -> []T {
get_allocated_elements :: proc(pool: Pool($T)) -> []T {
return pool.pool[:pool.usage]
}

84
program.odin
View file

@ -3,8 +3,6 @@ package main
import rl "libraries/raylib"
import fixed_pool "libraries/pool"
import "base:runtime"
import "core:math"
import "core:math/linalg"
import "core:fmt"
WINDOW_WIDTH :: 1280
@ -25,6 +23,7 @@ FontStyle :: struct {
Program :: struct {
ui_state: UiState,
matrix_field_pool: FieldPool(f32),
matrix_mode: MatrixType,
grid: Grid,
font_style: FontStyle,
}
@ -99,11 +98,9 @@ draw_text_aligned :: proc(text: cstring, position: v2, style: FontStyle, halign:
draw_text(text, position, style, color)
}
field_pool_add_mat2 :: proc(pool: ^FieldPool(f32), m: mat2) {
values, _ := field_pool_get(pool, 4)
m := m
floats := cast([^]f32)&m[0, 0]
#unroll for i in 0..<4 {values[i] = floats[i]}
UiButton_AddMat2CallbackData :: struct {
program: ^Program,
mat: mat2,
}
program_add_mat2 :: proc(data: rawptr) {
@ -111,9 +108,45 @@ program_add_mat2 :: proc(data: rawptr) {
field_pool_add_mat2(&data.program.matrix_field_pool, data.mat)
}
UiButton_AddMat2CallbackData :: struct {
field_pool_add_mat2 :: proc(pool: ^FieldPool(f32), m: mat2) {
values, _ := field_pool_get(pool, 4)
m := m
floats := cast([^]f32)&m[0, 0]
#unroll for i in 0..<4 {values[i] = floats[i]}
}
UiButton_AddMat3CallbackData :: struct {
program: ^Program,
mat: mat2,
mat: mat3,
}
program_add_mat3 :: proc(data: rawptr) {
data := cast(^UiButton_AddMat3CallbackData)data
field_pool_add_mat3(&data.program.matrix_field_pool, data.mat)
}
field_pool_add_mat3 :: proc(pool: ^FieldPool(f32), m: mat3) {
values, _ := field_pool_get(pool, 9)
m := m
floats := cast([^]f32)&m[0, 0]
#unroll for i in 0..<9 {values[i] = floats[i]}
}
UiButton_AddMat4CallbackData :: struct {
program: ^Program,
mat: mat4,
}
program_add_mat4 :: proc(data: rawptr) {
data := cast(^UiButton_AddMat3CallbackData)data
field_pool_add_mat3(&data.program.matrix_field_pool, data.mat)
}
field_pool_add_mat4 :: proc(pool: ^FieldPool(f32), m: mat4) {
values, _ := field_pool_get(pool, 16)
m := m
floats := cast([^]f32)&m[0, 0]
#unroll for i in 0..<16 {values[i] = floats[i]}
}
measure_text :: proc(text: cstring, style: FontStyle) -> v2 {
@ -161,16 +194,13 @@ init :: proc() {
}
update :: proc() {
if rl.IsMouseButtonPressed(.LEFT) {
ui_element_focus_reset(&program.ui_state)
}
matrix_add_button_callback_data := UiButton_AddMat2CallbackData {
program = &program,
mat = mat2{0, 1, 2, 3},
}
ui_button_size_top_bar := v2{32.0, 32.0}
ui_dropdown_size_top_bar := v2{96.0, 32.0}
ui_start(&program.ui_state)
ui_container_begin({label = ""})
ui_button(ui_button_size_top_bar, {label = "#10#", callback = program_add_mat2, callback_data = cast(rawptr)&matrix_add_button_callback_data})
@ -178,22 +208,22 @@ update :: proc() {
ui_button(ui_button_size_top_bar, {label = "#11#"})
ui_same_line()
ui_button(ui_button_size_top_bar, {label = "#12#"})
ui_same_line()
matrix_options := enum_to_raygui_options_string(MatrixType, context.temp_allocator)
matrix_mode_ref := cast(^i32)&program.matrix_mode
ui_dropdown(ui_dropdown_size_top_bar, {label = matrix_options, active = matrix_mode_ref})
ui_container_end()
ui_container_begin({label = "Matrices"})
field_pool := &program.matrix_field_pool
if fixed_pool.usage(field_pool.values) == 0 {
ui_text({text = "Add matrices", color = rl.WHITE})
} else {
fields := field_pool_get_allocated_elems(field_pool)
matrix_count := len(fields) / 4
matrix_field_input_size := v2{48.0, 32.0}
inputs := fixed_pool.get_allocated_elements(program.matrix_field_pool.inputs)
matrix_count := len(inputs) / 4
field_size := v2{48.0, 32.0}
for i in 0..<matrix_count {
ui_input(matrix_field_input_size, {label = "", min = 0, max = 1000, input = fields[i * 4 + 0].input[:]})
ui_same_line()
ui_input(matrix_field_input_size, {label = "", min = 0, max = 1000, input = fields[i * 4 + 1].input[:]})
ui_input(matrix_field_input_size, {label = "", min = 0, max = 1000, input = fields[i * 4 + 2].input[:]})
ui_same_line()
ui_input(matrix_field_input_size, {label = "", min = 0, max = 1000, input = fields[i * 4 + 3].input[:]})
inputs_slice: [][]byte = {inputs[i * 4 + 0][:], inputs[i * 4 + 1][:], inputs[i * 4 + 2][:], inputs[i * 4 + 3][:]}
ui_mat2(field_size, inputs_slice, 0, 1000)
}
}
ui_container_end()
@ -228,6 +258,16 @@ update :: proc() {
data := element.data.(UiElementData_Text)
style := program.ui_state.style
draw_text(data.text, rect_get_tl(element.area), style.font_style, data.color)
case .DropDown:
data := element.data.(UiElementData_DropDown)
edit_mode := ui_element_is_editing(program.ui_state, element.id)
if rl.GuiDropdownBox(element.area, data.label, data.active, edit_mode) {
if edit_mode {
ui_element_focus_reset(&program.ui_state)
} else {
ui_element_focus(&program.ui_state, element.id)
}
}
}
}

81
ui.odin
View file

@ -12,6 +12,7 @@ UiElementType :: enum {
Button,
Container,
Text,
DropDown,
}
UiElementData :: union {
@ -19,6 +20,7 @@ UiElementData :: union {
UiElementData_Input,
UiElementData_Container,
UiElementData_Text,
UiElementData_DropDown,
}
UiElement :: struct {
@ -139,6 +141,82 @@ ui_text :: proc(data: UiElementData_Text) {
append(&state.elements, UiElement{id = state.id_current, area = area, type = .Text, data = data})
}
ui_mat2 :: proc(input_field_size: v2, inputs: [][]byte, min, max: f32) {
ui_input(input_field_size, {label = "", input = inputs[0], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[1], min = min, max = max})
ui_input(input_field_size, {label = "", input = inputs[2], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[3], min = min, max = max})
}
ui_mat3 :: proc(input_field_size: v2, inputs: [][]byte, min, max: f32) {
ui_input(input_field_size, {label = "", input = inputs[0], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[1], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[2], min = min, max = max})
ui_input(input_field_size, {label = "", input = inputs[3], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[4], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[5], min = min, max = max})
ui_input(input_field_size, {label = "", input = inputs[6], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[7], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[8], min = min, max = max})
}
ui_mat4 :: proc(input_field_size: v2, inputs: [][]byte, min, max: f32) {
ui_input(input_field_size, {label = "", input = inputs[0], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[1], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[2], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[3], min = min, max = max})
ui_input(input_field_size, {label = "", input = inputs[4], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[5], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[6], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[7], min = min, max = max})
ui_input(input_field_size, {label = "", input = inputs[8], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[9], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[10], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[11], min = min, max = max})
ui_input(input_field_size, {label = "", input = inputs[12], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[13], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[14], min = min, max = max})
ui_same_line()
ui_input(input_field_size, {label = "", input = inputs[15], min = min, max = max})
}
UiElementData_DropDown :: struct {
label: cstring,
active: ^i32,
}
ui_dropdown :: proc(size: v2, data: UiElementData_DropDown) {
state := state_current
area := _ui_advance_element(state, size)
state.id_current.element_index += 1
append(&state.elements, UiElement{id = state.id_current, area = area, type = .DropDown, data = data})
}
ui_same_line :: proc() {
state_current.same_line = true
}
@ -162,7 +240,8 @@ ui_id_invalid :: proc() -> UiElementId {
_ui_advance_element :: proc(state: ^UiState, size: v2) -> rect2 {
if state.group_element_count > 0 {
if state.same_line {
state.position.x += size.x + state.style.padding
previous_element := state.elements[len(state.elements) - 1]
state.position.x += previous_element.area.width + state.style.padding
state.same_line = false
} else {
state.position_left.y += size.y + state.style.padding

18
utils.odin
View file

@ -1,7 +1,11 @@
package main
import rl "libraries/raylib"
import "base:intrinsics"
import "core:strings"
import "core:fmt"
import "core:math/linalg"
import "core:mem"
// Wraps os.read_entire_file and os.write_entire_file, but they also work with emscripten.
@(require_results)
@ -28,6 +32,20 @@ irect2 :: struct {x, y, width, height: i32}
tri2 :: [3]v2
Bezier :: [3]v2
/// ### MISCELANIOUS ### ///
enum_to_raygui_options_string :: proc($T: typeid, allocator: mem.Allocator) -> cstring where intrinsics.type_is_enum(T) {
b := strings.builder_make(allocator)
for element, i in T {
option := fmt.aprint(element, allocator = allocator)
strings.write_string(&b, strings.to_ada_case(option, allocator))
strings.write_rune(&b, ';')
}
strings.builder_replace_all(&b, "_", " ")
b.buf[len(b.buf) - 1] = 0
return cstring(raw_data(b.buf[:len(b.buf)]))
}
/// ### RECTANGLES ### ///
rect_from :: proc {
rect2_from_v2,