32 lines
1.0 KiB
Plaintext
32 lines
1.0 KiB
Plaintext
#version 450
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#extension GL_EXT_buffer_reference : require
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#include "ui_common.glsl"
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layout(std430, push_constant) uniform PushConstant {
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Context context;
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Layer layer;
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} pc;
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layout(local_size_x = 1) in;
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void main() {
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uint gID = gl_GlobalInvocationID.x;
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String string = pc.layer.strings.s[gID];
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Font font = pc.context.fonts.f[string.font];
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uint buffer_pos = atomicAdd(pc.layer.draw.instance_count, string.len);
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vec2 pen = vec2(0.0, 0.0);
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for(uint i = 0; i < string.len; i++) {
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uint code = pc.layer.codes.c[string.offset + i];
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Symbol symbol = font.symbols.s[code];
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pc.layer.drawables.d[buffer_pos + i].pos = string.pos + pen;
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pen += string.size*symbol.advance;
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pc.layer.drawables.d[buffer_pos + i].size = vec2(string.size, string.size);
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pc.layer.drawables.d[buffer_pos + i].color = string.color;
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pc.layer.drawables.d[buffer_pos + i].code = pc.layer.codes.c[string.offset + i];
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pc.layer.drawables.d[buffer_pos + i].index = string.font;
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pc.layer.drawables.d[buffer_pos + i].type = 1;
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}
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}
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