Crizomb/RayMarchingGo
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Grid

Browse source
This commit is contained in:
Crizomb 2025-09-26 22:11:26 +02:00
parent 9e8028f904
commit a7b5306fa9
2 changed files with 29 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

27
material.go
View file

@ -1,9 +1,28 @@
package main package main
import "math"
type Color interface { type Color interface {
GetColor(Vector3) Vector3 GetColor(Vector3) Vector3
} }
type GridColor struct {
color1 Color
color2 Color
size float64
}
func (grid GridColor) GetColor(p Vector3) Vector3 {
ix := int(math.Floor(p.X / grid.size))
iy := int(math.Floor(p.Y / grid.size))
iz := int(math.Floor(p.Z / grid.size))
if (ix+iy+iz)%2 == 0 {
return grid.color1.GetColor(p)
}
return grid.color2.GetColor(p)
}
// Ambre je te copie // Ambre je te copie
type Material struct { type Material struct {
ambiantColor Color ambiantColor Color
@ -56,6 +75,11 @@ var BLUE = Vector3{0, 0, 255}
var WHITE = Vector3{255, 255, 255} var WHITE = Vector3{255, 255, 255}
var GREY = Vector3{127, 127, 127} var GREY = Vector3{127, 127, 127}
var WHITE_GREY_GRID = GridColor{WHITE, GREY, 5}
var RED_BLUE_GRID = GridColor{RED, BLUE, 5}
var GRID_OF_GRID = GridColor{WHITE_GREY_GRID, RED_BLUE_GRID, 10}
// Materials // Materials
var RED_MAT = DefaultMaterial(RED) var RED_MAT = DefaultMaterial(RED)
@ -63,3 +87,6 @@ var GREEN_MAT = DefaultMaterial(GREEN)
var BLUE_MAT = DefaultMaterial(BLUE) var BLUE_MAT = DefaultMaterial(BLUE)
var WHITE_MAT = DefaultMaterial(WHITE) var WHITE_MAT = DefaultMaterial(WHITE)
var GREY_MAT = DefaultMaterial(GREY) var GREY_MAT = DefaultMaterial(GREY)
var WHITE_GREY_GRID_MAT = DefaultMaterial(WHITE_GREY_GRID)
var GRID_OF_GRID_MAT = DefaultMaterial(GRID_OF_GRID)

4
ray_marching.go
View file

@ -18,8 +18,8 @@ const HEIGHT = 500
const PI = math.Pi const PI = math.Pi
var lightPos Vector3 = Vector3{0, 200, 400} var lightPos Vector3 = Vector3{0, 200, 400}
var sphere Sphere = Sphere{Vector3{0, 100, 10}, 10, RED_MAT} var sphere Sphere = Sphere{Vector3{0, 100, 10}, 10, WHITE_GREY_GRID_MAT}
var plane Plane = Plane{Vector3{0, 0, 1}, -10, GREY_MAT} var plane Plane = Plane{Vector3{0, 0, 1}, -10, GRID_OF_GRID_MAT}
var scene UnionSDF = UnionSDF{sphere, plane} var scene UnionSDF = UnionSDF{sphere, plane}
var cameraPos Vector3 = Vector3{0, -10, 0} var cameraPos Vector3 = Vector3{0, -10, 0}