#version 420 core #include layout(location = 0) in vec2 v_pos; layout(location = 1) in vec2 v_uv; layout(location = 2) in vec4 v_color; layout(location = 3) in vec2 v_center; layout(location = 4) in vec2 v_scale; layout(location = 5) in uint v_mode; layout (std140, set = 1, binding = 0) uniform u_locals { vec4 w_pos; }; layout(set = 2, binding = 0) uniform texture2D t_tex; layout(set = 2, binding = 1) uniform sampler s_tex; layout (std140, set = 2, binding = 2) uniform tex_locals { uvec2 texture_size; }; layout(location = 0) out vec2 f_uv; layout(location = 1) out vec4 f_color; layout(location = 2) flat out vec2 f_scale; layout(location = 3) flat out uint f_mode; void main() { f_color = v_color; // vec2 v_pos = vec2(-1.0,1.0) * v_pos; /* f_uv = vec2(1.0,1.0) * v_uv; */ // vec2 v_uv = vec2(1.0,-1.0) * v_uv; if (w_pos.w == 1.0) { f_uv = v_uv; // Fixed scale In-game element vec4 projected_pos = all_mat * vec4(w_pos.xyz - focus_off.xyz, 1.0); // Note, if screen_res is odd this won't actually be snapped to a // pixel, but we are using it as an offset so we just need to ensure // that it is a multiple of a whole pixel. vec2 snapped_pos = round((projected_pos.xy / projected_pos.w) * screen_res.xy / 2.0) * 2.0 / screen_res.xy; gl_Position = vec4(snapped_pos + v_pos, 0.5, 1.0); } else if (v_mode == uint(3)) { // HACK: North facing source rectangle. gl_Position = vec4(v_pos, 0.5, 1.0); vec2 look_at_dir = normalize(vec2(-view_mat[0][2], -view_mat[1][2])); // TODO: Consider cleaning up matrix to something more efficient (e.g. a mat3). vec2 aspect_ratio = texture_size.yx; mat2 look_at = mat2(look_at_dir.y, look_at_dir.x, -look_at_dir.x, look_at_dir.y); vec2 v_centered = (v_uv - v_center) / aspect_ratio; vec2 v_rotated = look_at * v_centered; f_uv = aspect_ratio * v_rotated + v_center; } else if (v_mode == uint(5)) { // HACK: North facing target rectangle. f_uv = v_uv; vec2 look_at_dir = normalize(vec2(-view_mat[0][2], -view_mat[1][2])); // TODO: Consider cleaning up matrix to something more efficient (e.g. a mat3). vec2 aspect_ratio = screen_res.yx; mat2 look_at = mat2(look_at_dir.y, -look_at_dir.x, look_at_dir.x, look_at_dir.y); vec2 v_centered = (v_pos - v_center) / aspect_ratio; vec2 v_rotated = look_at * v_centered; gl_Position = vec4(aspect_ratio * v_rotated + v_center, 0.5, 1.0); } else { // Interface element f_uv = v_uv; gl_Position = vec4(v_pos, 0.5, 1.0); } f_scale = v_scale; f_mode = v_mode; }