A programming language for OpenGL shaders.

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-3
votes
1answer
101 views

GLSL does weird things to my view matrix [closed]

uniform mat4 model; uniform mat4 view; varying vec4 vColor; void main(){ gl_TexCoord[0] = gl_MultiTexCoord0; gl_Position = view * model * gl_Vertex; vColor = gl_Color; if(view * ...
-5
votes
3answers
339 views

in the shadow of a sphere [duplicate]

(Related, but somewhat different, to my previous question) How can I determine in a fragment shader if a fragment is in the shadow of a sphere? That is, if it is occluded by the sphere and is past ...