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drawable to "slice" and add builder factory method

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This commit is contained in:
David Allemang
2020-03-14 00:36:46 -04:00
parent 0300e1bfc3
commit f06f92bd9b
3 changed files with 66 additions and 88 deletions
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8
vis/shaders/slice/slice.gm.glsl
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@@ -64,14 +64,6 @@ void main() {
normal = cross(sect[1].xyz - sect[0].xyz, sect[2].xyz - sect[0].xyz);
normal = normalize(normal);
float r = dot(normal, sect[0].xyz);
if (abs(r) < 0.001)
r = dot(normal, sect[0].xyz + vec3(0, 0, 1));
if (r < 0)
normal *= -1;
for (int s = 0; s < S; ++s) {
emit(sect[s]);
}

6
vis/shaders/solid.fs.glsl
View File

@@ -2,13 +2,15 @@
layout(location=2) uniform vec4 col;
layout(location=0) in vec3 pos;
layout(location=2) in vec3 normal;
out vec4 color;
void main() {
float bright = dot(normal, normalize(vec3(-0.6, 1, 2)));
bright = .6 + .3 * bright;
float depth = .1 + .9 * smoothstep(-2, 2, pos.z);
float bright = abs(dot(normal, normalize(vec3(-0.6, 1, 2))));
bright = .6 + .3 * bright * depth;
color = col;
color.xyz *= bright;