diff options
Diffstat (limited to 'assets/shaders/glyph.frag')
| -rw-r--r-- | assets/shaders/glyph.frag | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/assets/shaders/glyph.frag b/assets/shaders/glyph.frag index 867c58c..9867925 100644 --- a/assets/shaders/glyph.frag +++ b/assets/shaders/glyph.frag @@ -2,8 +2,11 @@ layout(location = 0) in vec4 in_fg_color; layout(location = 1) in vec4 in_bg_color; -layout(location = 2) in vec2 in_uv; -layout(location = 3) in float in_width; +layout(location = 2) in vec2 in_bounding_region_min; +layout(location = 3) in vec2 in_bounding_region_max; +layout(location = 4) in vec2 in_uv; +layout(location = 5) in vec2 in_screen_px; +layout(location = 6) in float in_width; layout(location = 0) out vec4 out_color; @@ -14,6 +17,10 @@ float median(float r, float g, float b) { } void main() { + if (in_screen_px.x < in_bounding_region_min.x) discard; + if (in_screen_px.y < in_bounding_region_min.y) discard; + if (in_screen_px.x > in_bounding_region_max.x) discard; + if (in_screen_px.y > in_bounding_region_max.y) discard; vec4 msd = texture(mtsdf_sampler, in_uv); float sd = median(msd.r, msd.g, msd.b); float screenPxDistance = in_width * (sd - 0.5); |