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Added culling for spheres.

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Quantum 2014-02-02 21:04:11 -05:00
parent 2348e1d275
commit c7659c06f7
1 changed files with 9 additions and 0 deletions
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9
punyverse/glgeom.py
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@ -88,6 +88,7 @@ def disk(rinner, router, segs, tex):
glEnable(GL_TEXTURE_2D) glEnable(GL_TEXTURE_2D)
glEnable(GL_BLEND) glEnable(GL_BLEND)
glDisable(GL_LIGHTING) glDisable(GL_LIGHTING)
glDisable(GL_CULL_FACE)
glBindTexture(GL_TEXTURE_2D, tex) glBindTexture(GL_TEXTURE_2D, tex)
res = segs * 5 res = segs * 5
@ -107,6 +108,7 @@ def disk(rinner, router, segs, tex):
def flare(rinner, router, res, prob, tex): def flare(rinner, router, res, prob, tex):
with glRestore(GL_ENABLE_BIT): with glRestore(GL_ENABLE_BIT):
glEnable(GL_TEXTURE_2D) glEnable(GL_TEXTURE_2D)
glDisable(GL_CULL_FACE)
glDisable(GL_LIGHTING) glDisable(GL_LIGHTING)
glBindTexture(GL_TEXTURE_2D, tex) glBindTexture(GL_TEXTURE_2D, tex)
last_x = 1 last_x = 1
@ -149,6 +151,8 @@ def sphere(r, lats, longs, tex, lighting=True, fv4=GLfloat * 4):
if lighting: if lighting:
gluQuadricNormals(sphere, GLU_SMOOTH) gluQuadricNormals(sphere, GLU_SMOOTH)
glEnable(GL_CULL_FACE)
glCullFace(GL_BACK)
glEnable(GL_TEXTURE_2D) glEnable(GL_TEXTURE_2D)
if lighting: if lighting:
glDisable(GL_BLEND) glDisable(GL_BLEND)
@ -175,6 +179,8 @@ def colourball(r, lats, longs, colour, fv4=GLfloat * 4):
glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, fv4(*colour)) glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, fv4(*colour))
glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, fv4(1, 1, 1, 1)) glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, fv4(1, 1, 1, 1))
glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, 125) glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, 125)
glEnable(GL_CULL_FACE)
glCullFace(GL_BACK)
gluSphere(sphere, r, lats, longs) gluSphere(sphere, r, lats, longs)
@ -193,6 +199,9 @@ def normal_sphere(r, divide, tex, normal, lighting=True, fv4=GLfloat * 4):
normal = load_texture(normal) normal = load_texture(normal)
with glRestore(GL_ENABLE_BIT | GL_TEXTURE_BIT): with glRestore(GL_ENABLE_BIT | GL_TEXTURE_BIT):
glEnable(GL_CULL_FACE)
glCullFace(GL_BACK)
glActiveTextureARB(GL_TEXTURE0_ARB) glActiveTextureARB(GL_TEXTURE0_ARB)
glBindTexture(GL_TEXTURE_2D, normal) glBindTexture(GL_TEXTURE_2D, normal)
glEnable(GL_TEXTURE_2D) glEnable(GL_TEXTURE_2D)