Fix shaders

src/renderer/shaders/bgimage.f.glsl

@@ -1,24 +1,15 @@
 #version 330 core
 
-const uint MODE_ZOOMED = 0u;
-const uint MODE_STRETCHED = 1u;
-const uint MODE_TILED = 2u;
-const uint MODE_CENTERED = 3u;
-
 in vec2 tex_coord;
-flat in uint mode;
 
 layout(location = 0) out vec4 out_FragColor;
 
 uniform sampler2D image;
 uniform float opacity;
 
 void main() {
-	// Normalize the coordinate if we are tiling
+	// Normalize the coordinates
 	vec2 norm_coord = tex_coord;
-	// if (mode == MODE_TILED) {
-	// 	norm_coord = fract(tex_coord);
-	// }
 	norm_coord = fract(tex_coord);
 	vec4 color = texture(image, norm_coord);
 	out_FragColor = vec4(color.rgb * color.a * opacity, color.a * opacity);

src/renderer/shaders/bgimage.v.glsl

@@ -6,18 +6,14 @@ const uint MODE_TILED = 2u;
 const uint MODE_CENTERED = 3u;
 
 layout (location = 0) in vec2 terminal_size;
-layout (location = 1) in uint mode_in;
+layout (location = 1) in uint mode;
 
 out vec2 tex_coord;
-flat out uint mode;
 
 uniform sampler2D image;
 uniform mat4 projection;
 
 void main() {
-	// Set mode so that we can use it in the fragment shader
-	mode = mode_in;
-
 	// Calculate the position of the image
 	vec2 position;
 	position.x = (gl_VertexID == 0 || gl_VertexID == 1) ? 1. : 0.;