gsl-shell.git - gsl-shell

diff --git a/pre3d/test.lua b/pre3d/test.lua
index 5f13e796..6823b67d 100644
--- a/pre3d/test.lua
+++ b/pre3d/test.lua

@@ -35,8 +35,6 @@ function demo1()

-- We need to rebuild the normals after extruding the vertices.

ShapeUtils.rebuildMeta(shape)

- -- shape = ShapeUtils.makeXYFunction(|x,y| 1.2*exp(-x^2-y^2), -2, -2, 2, 2)

-

renderer.draw_overdraw = false

renderer.draw_backfaces = true

renderer.fill_rgba = rgb(0x4A/255, 0x92/255, 0xBF/255)

@@ -69,7 +67,8 @@ function demo2()

renderer.fill_rgba = rgb(0x4A/255, 0x92/255, 0xBF/255)

renderer.fill_rgba_backside = rgb(0xBF/255, 0x92/255, 0x4A/255)

renderer.set_light_intensity = true

- renderer.stroke_rgba = rgb(0x66/255, 0x66/255, 0x66/255)

+ renderer.draw_overdraw = true

+-- renderer.stroke_rgba = rgb(0x66/255, 0x66/255, 0x66/255)

renderer.camera.focal_length = 30;

@@ -80,3 +79,28 @@ function demo2()

draw(renderer, shape)

end

end

+

+function demo3()

+ local win = window('white')

+ win:transform(400, 400, 240, 240)

+

+ local renderer = Pre3d.Renderer(win)

+ local shape = ShapeUtils.makeSphere(1, 12, 12)

+

+ renderer.draw_overdraw = true

+ renderer.draw_backfaces = false

+ renderer.fill_rgba = rgb(0x4A/255, 0x92/255, 0xBF/255)

+ renderer.fill_rgba_backside = rgb(0xBF/255, 0x92/255, 0x4A/255)

+ renderer.set_light_intensity = true

+-- renderer.fill_rgba_alpha = 0.95

+-- renderer.stroke_rgba = rgb(0x66/255, 0x66/255, 0x66/255)

+

+ renderer.camera.focal_length = 30;

+

+ local N, tour = 256, 2*pi

+ for j=0, N do

+ local a = tour*j/N

+ setTransform(renderer.camera.transform, a, 0.15 * a)

+ draw(renderer, shape)

+ end

+end