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| author | Uneven Prankster <unevenprankster@protonmail.com> | 2023-10-15 21:28:29 -0300 |
|---|---|---|
| committer | Uneven Prankster <unevenprankster@protonmail.com> | 2023-10-15 21:28:29 -0300 |
| commit | 1c0cc775732201f4c4d3ee0d6772be786b3b4aa1 (patch) | |
| tree | f5d692d046868261275c7430a624c3ea9ed75d3d /raylib/examples/models/resources/shaders/glsl330/cubemap.fs | |
| parent | a89f892640cf12f75c7ce18e6e88c70a8d3965ed (diff) | |
A lot has certainly happened!
Diffstat (limited to 'raylib/examples/models/resources/shaders/glsl330/cubemap.fs')
| -rw-r--r-- | raylib/examples/models/resources/shaders/glsl330/cubemap.fs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/raylib/examples/models/resources/shaders/glsl330/cubemap.fs b/raylib/examples/models/resources/shaders/glsl330/cubemap.fs new file mode 100644 index 0000000..f59003f --- /dev/null +++ b/raylib/examples/models/resources/shaders/glsl330/cubemap.fs @@ -0,0 +1,30 @@ +#version 330 + +// Input vertex attributes (from vertex shader) +in vec3 fragPosition; + +// Input uniform values +uniform sampler2D equirectangularMap; + +// Output fragment color +out vec4 finalColor; + +vec2 SampleSphericalMap(vec3 v) +{ + vec2 uv = vec2(atan(v.z, v.x), asin(v.y)); + uv *= vec2(0.1591, 0.3183); + uv += 0.5; + return uv; +} + +void main() +{ + // Normalize local position + vec2 uv = SampleSphericalMap(normalize(fragPosition)); + + // Fetch color from texture map + vec3 color = texture(equirectangularMap, uv).rgb; + + // Calculate final fragment color + finalColor = vec4(color, 1.0); +} |
