fix output and swenu-run

1 files changed, 2 insertions, 2 deletions

diff --git a/graphics.c b/graphics.c
index d7b630a..e2f06a1 100644
--- a/graphics.c
+++ b/graphics.c
@@ -43,7 +43,7 @@ layout (location = 0) out vec4 frag_color;\n\
 \n\
 void main() {\n\
 	float d = texture(u_texture, o_uv).r;\n\
-	float aaf = fwidth(d);\n\
+	float aaf = fwidth(d) * 0.5f;\n\
 	float alpha = smoothstep(0.5 - aaf, 0.5 + aaf, d);\n\
 	frag_color = vec4(u_color, alpha);\n\
 }";
@@ -113,7 +113,7 @@ bool init_gl(client_state* state) {
 		GLint major, minor;
 		glGetIntegerv(GL_MAJOR_VERSION, &major);
 		glGetIntegerv(GL_MINOR_VERSION, &minor);
-		printf("GL version %u.%u\n", major, minor);
+		fprintf(stderr, "GL version %u.%u\n", major, minor);
 	}
 
 	glEnable(GL_BLEND);