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Diffstat (limited to 'client/shaders/nodes_shader/opengl_fragment.glsl')
-rw-r--r--client/shaders/nodes_shader/opengl_fragment.glsl9
1 files changed, 6 insertions, 3 deletions
diff --git a/client/shaders/nodes_shader/opengl_fragment.glsl b/client/shaders/nodes_shader/opengl_fragment.glsl
index f85ca7b48..87ef9af7d 100644
--- a/client/shaders/nodes_shader/opengl_fragment.glsl
+++ b/client/shaders/nodes_shader/opengl_fragment.glsl
@@ -463,13 +463,16 @@ void main(void)
vec2 uv = varTexCoord.st;
vec4 base = texture2D(baseTexture, uv).rgba;
-#ifdef USE_DISCARD
// If alpha is zero, we can just discard the pixel. This fixes transparency
// on GPUs like GC7000L, where GL_ALPHA_TEST is not implemented in mesa,
// and also on GLES 2, where GL_ALPHA_TEST is missing entirely.
- if (base.a == 0.0) {
+#ifdef USE_DISCARD
+ if (base.a == 0.0)
+ discard;
+#endif
+#ifdef USE_DISCARD_REF
+ if (base.a < 0.5)
discard;
- }
#endif
color = base.rgb;