office/ohp3d: shaders/soften-borders.frag@02972f051744 (annotated)

0 bb715a82a8f1 project skeleton František Kučera <franta-hg@frantovo.cz> parents: diff changeset	1	#version 330 core
bb715a82a8f1 project skeleton František Kučera <franta-hg@frantovo.cz> parents: diff changeset	2
2 3faef2f5128e better GLSL variable names František Kučera <franta-hg@frantovo.cz> parents: 0 diff changeset	3	uniform sampler2D uTexture;
28 4cbd9c0beb4c pass texture xattr 'shader-shark.texture.scale' to the shaders as 'uTextureScale' + update variable locations on each shader reload František Kučera <franta-hg@frantovo.cz> parents: 18 diff changeset	4	uniform float uTextureScale;
2 3faef2f5128e better GLSL variable names František Kučera <franta-hg@frantovo.cz> parents: 0 diff changeset	5	in vec2 vTextureXY;
14 ceeb36fad818 transparency/alpha: simple binary transparent/opaque, no blending, just discard some fragments František Kučera <franta-hg@frantovo.cz> parents: 11 diff changeset	6	out vec4 fColor;
0 bb715a82a8f1 project skeleton František Kučera <franta-hg@frantovo.cz> parents: diff changeset	7
18 c4384f43c739 new shader: phosphor-basic.frag František Kučera <franta-hg@frantovo.cz> parents: 16 diff changeset	8	void main() {
14 ceeb36fad818 transparency/alpha: simple binary transparent/opaque, no blending, just discard some fragments František Kučera <franta-hg@frantovo.cz> parents: 11 diff changeset	9	fColor = texture(uTexture, vTextureXY).rgba;
ceeb36fad818 transparency/alpha: simple binary transparent/opaque, no blending, just discard some fragments František Kučera <franta-hg@frantovo.cz> parents: 11 diff changeset	10
16 0883358bc11d new shader: soften-borders.frag František Kučera <franta-hg@frantovo.cz> parents: 15 diff changeset	11	float width = 0.01;
0883358bc11d new shader: soften-borders.frag František Kučera <franta-hg@frantovo.cz> parents: 15 diff changeset	12	fColor.a *= smoothstep(0., 0.+width, vTextureXY.x);
0883358bc11d new shader: soften-borders.frag František Kučera <franta-hg@frantovo.cz> parents: 15 diff changeset	13	fColor.a *= smoothstep(1., 1.-width, vTextureXY.x);
0883358bc11d new shader: soften-borders.frag František Kučera <franta-hg@frantovo.cz> parents: 15 diff changeset	14	fColor.a *= smoothstep(0., 0.+width, vTextureXY.y);
0883358bc11d new shader: soften-borders.frag František Kučera <franta-hg@frantovo.cz> parents: 15 diff changeset	15	fColor.a *= smoothstep(1., 1.-width, vTextureXY.y);
0 bb715a82a8f1 project skeleton František Kučera <franta-hg@frantovo.cz> parents: diff changeset	16	}

author	František Kučera <franta-hg@frantovo.cz>
	Wed, 27 Dec 2023 10:34:12 +0100
branch	v_0
changeset 30	02972f051744
parent 28	4cbd9c0beb4c
permissions	-rw-r--r--