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Scalable fonts using freetype-gl

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This commit is contained in:
Dan Paulat 2021-08-06 22:16:34 -05:00
parent ec8e2643ff
commit 289ed430c7
8 changed files with 400 additions and 181 deletions
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13
scwx-qt/gl/text.frag
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@ -1,12 +1,17 @@
#version 330 core
in vec2 texCoords;
in vec4 textColor;
out vec4 color;
uniform sampler2D text;
uniform vec4 textColor;
uniform sampler2D uTexture;
void main()
{
vec4 sampled = vec4(1.0f, 1.0f, 1.0f, texture(text, texCoords).r);
color = textColor * sampled;
float dist = texture(uTexture, texCoords).r;
float width = fwidth(dist);
float alpha = smoothstep(0.5f - width, 0.5f + width, dist);
color = vec4(textColor.rgb, textColor.a * alpha);
}