Synthasmagoria/transformation_visualizer
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Synthasmagoria 2026-07-31 14:05:19 +02:00
commit 2026024949
2 changed files with 63 additions and 6 deletions
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49
program.odin
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@ -7,11 +7,13 @@ import "core:fmt"
UiContainerType :: enum {
Normal,
Matrix,
Scroll,
}
UiElementData_Container :: struct {
type: UiContainerType,
thickness: f32,
scroll: f32,
}
UiElementData_Slider :: struct {
@ -61,6 +63,8 @@ Program :: struct {
matrix_float_pool: []f32,
matrix_value_string_pool: []InputFloatField,
matrix_count: int,
matrix_scroll: f32,
matrix_scroll_speed: f32,
grid: Grid,
font_style: FontStyle,
state: ProgramState,
@ -87,6 +91,7 @@ matrix_pool_get_mat3 :: proc() -> ^mat3 {
program_init :: proc(allocator := context.allocator) {
program.matrix_float_pool = make(type_of(program.matrix_float_pool), MATRIX_POOL_SIZE)
program.matrix_value_string_pool = make(type_of(program.matrix_value_string_pool), MATRIX_POOL_SIZE)
program.matrix_scroll_speed = 32.0
program.font_style = {
font = rl.GetFontDefault(),
size = 16.0,
@ -129,7 +134,9 @@ program_build_ui :: proc() -> []ui.Element {
ui.container_end()
side_bar_container_config := ui.ElementConfiguration {margin = V2_ONE * 4.0}
ui.container_begin({ui.Size_Percentage(0.2), ui.Size_PercentageRemainder(1.0)}, side_bar_container_config)
side_bar_container_data := new(UiElementData_Container, context.temp_allocator)
side_bar_container_data^ = {type = .Scroll, scroll = program.matrix_scroll}
matrix_container := ui.container_begin({ui.Size_Percentage(0.2), ui.Size_PercentageRemainder(1.0)}, side_bar_container_config, side_bar_container_data)
for i in 0..<program.matrix_count {
container_config := ui.ElementConfiguration{margin = V2_ONE * 8.0, label = fmt.ctprintf("Matrix %d", i)}
container_dimensions := ui.Dimensions {ui.Size_Percentage(1.0), ui.Size_Pixels(112.0)}
@ -138,7 +145,14 @@ program_build_ui :: proc() -> []ui.Element {
ui_mat3(mat, value_strings, container_dimensions, container_config)
}
ui.container_end()
return ui.end()
elements := ui.end()
mouse := rl.GetMousePosition()
if rect_has_point(rect2(matrix_container.area), mouse) {
program.matrix_scroll = max(0, program.matrix_scroll - rl.GetMouseWheelMove() * program.matrix_scroll_speed)
}
return elements
}
ui_mat3 :: proc(mat: []f32, value_strings: []InputFloatField, dimensions: ui.Dimensions, config: ui.ElementConfiguration, allocator := context.temp_allocator) {
@ -161,8 +175,27 @@ ui_mat3 :: proc(mat: []f32, value_strings: []InputFloatField, dimensions: ui.Dim
}
program_render_ui :: proc(ctx: ^ui.Context, elements: []ui.Element) {
for element in elements {
area := rl.Rectangle(element.area)
scissor_container: ^ui.Element
defer {
if scissor_container != nil {
rl.EndScissorMode()
scissor_container = nil
}
}
for &element in elements {
offset: v2
if scissor_container != nil {
if element.id.container_index < scissor_container.id.container_index {
rl.EndScissorMode()
scissor_container = nil
} else {
offset.y = -(cast(^UiElementData_Container)scissor_container.data).scroll
}
}
area := rect_translate(rl.Rectangle(element.area), offset)
switch element.type {
case .Container:
dim := rl.Color {0, 0, 0, 192}
@ -173,8 +206,7 @@ program_render_ui :: proc(ctx: ^ui.Context, elements: []ui.Element) {
rl.DrawRectangleRounded(area, 0.1, 4.0, dim)
rl.GuiGroupBox(area, element.label)
case .Matrix:
matrix_area := ui.rect_grow(element.area, element.margin / 2.0)
matrix_area := ui.rect_grow(ui.rect2(area), element.margin / 2.0)
tl, tr, br, bl := ui.rect_get_corners(matrix_area)
col := rl.WHITE
hook_length: f32 = 4.0
@ -184,6 +216,11 @@ program_render_ui :: proc(ctx: ^ui.Context, elements: []ui.Element) {
rl.DrawLineEx(tr, br, data.thickness, col)
rl.DrawLineEx(tr, tr + V2_LEFT * hook_length, data.thickness, col)
rl.DrawLineEx(br, br + V2_LEFT * hook_length, data.thickness, col)
case .Scroll:
rl.DrawRectangleRounded(area, 0.1, 4.0, dim)
rl.GuiGroupBox(area, element.label)
scissor_container = &element
rl.BeginScissorMode(**rect2_to_irect2(area))
}
} else {
rl.DrawRectangleRounded(area, 0.1, 4.0, dim)