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authors-ol <s+removethis@s-ol.nu>2025-08-04 23:00:18 +0000
committers-ol <s+removethis@s-ol.nu>2025-08-04 23:00:18 +0000
commit12153d43224fa2a58cedad4497a5c4020b233cf1 (patch)
tree6edc0c85bd770ecfc9ceecac9fddd0c3b076f021 /examples/glsl-view
parentdocs: small fixes in guide and reference (diff)
downloadalive-12153d43224fa2a58cedad4497a5c4020b233cf1.tar.gz
alive-12153d43224fa2a58cedad4497a5c4020b233cf1.zip
lib/glsl-view: align source names, add stream source
Diffstat (limited to 'examples/glsl-view')
-rw-r--r--examples/glsl-view/simple.alv12
-rw-r--r--examples/glsl-view/stream.alv20
2 files changed, 32 insertions, 0 deletions
diff --git a/examples/glsl-view/simple.alv b/examples/glsl-view/simple.alv
new file mode 100644
index 0000000..64e3335
--- /dev/null
+++ b/examples/glsl-view/simple.alv
@@ -0,0 +1,12 @@
+([1]import* glsl-view time math)
+([2]import osc)
+
+([3]def *oscout* ([4]osc/connect 'localhost' 9000))
+
+([5]draw $[6]shader"
+in vec2 uv;
+out vec4 color;
+
+void main() {
+ color = vec4(uv, sin(uv.x + $([7]ramp 1 tau)), 1);
+}")
diff --git a/examples/glsl-view/stream.alv b/examples/glsl-view/stream.alv
new file mode 100644
index 0000000..1ca2c63
--- /dev/null
+++ b/examples/glsl-view/stream.alv
@@ -0,0 +1,20 @@
+([1]import* glsl-view time)
+([2]import osc)
+
+([3]def *oscout* ([5]osc/connect 'localhost' 9000))
+
+([6]def cam ([7]stream-source 'webcam' '2D' '/dev/video0')
+ tst ([8]stream-source 'testpt' '2D' 'testsrc=size=1280x720:rate=30' 'lavfi'))
+
+([9]draw $[10]shader"
+in vec2 uv;
+out vec4 color;
+
+void main() {
+ vec3 cam = texture($cam , uv).rgb;
+ vec3 tst = texture($tst , uv).rgb;
+
+ color.rgb = mix(cam, tst, $([11]lfo 1));
+
+ color.a = 1.0;
+}")