diff --git a/Cargo.lock b/Cargo.lock
index 5b0b1404..ba24425d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5,14 +5,6 @@ name = "adler32"
 version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "aho-corasick"
-version = "0.5.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "memchr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "aho-corasick"
 version = "0.7.3"
@@ -851,15 +843,6 @@ dependencies = [
  "rayon 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "kernel32-sys"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "khronos"
 version = "0.1.2"
@@ -983,14 +966,6 @@ dependencies = [
  "libc 0.2.54 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "memchr"
-version = "0.1.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "libc 0.2.54 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "memchr"
 version = "2.2.0"
@@ -1251,7 +1226,6 @@ dependencies = [
  "pathfinder_gpu 0.1.0",
  "pathfinder_renderer 0.1.0",
  "pathfinder_simd 0.3.0",
- "rustache 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1261,7 +1235,6 @@ dependencies = [
  "image 0.21.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "pathfinder_geometry 0.3.0",
  "pathfinder_simd 0.3.0",
- "rustache 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1599,18 +1572,6 @@ dependencies = [
  "redox_syscall 0.1.54 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "regex"
-version = "0.1.80"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "aho-corasick 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "thread_local 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "utf8-ranges 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "regex"
 version = "1.1.6"
@@ -1623,11 +1584,6 @@ dependencies = [
  "utf8-ranges 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "regex-syntax"
-version = "0.3.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "regex-syntax"
 version = "0.6.6"
@@ -1644,25 +1600,11 @@ dependencies = [
  "xmlparser 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "rustache"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "regex 0.1.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "rustc-demangle"
 version = "0.1.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "rustc-serialize"
-version = "0.3.24"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "rustc_version"
 version = "0.2.3"
@@ -1963,23 +1905,6 @@ dependencies = [
  "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "thread-id"
-version = "2.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.54 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "thread_local"
-version = "0.2.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "thread-id 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "thread_local"
 version = "0.3.6"
@@ -2048,11 +1973,6 @@ dependencies = [
  "unicode-segmentation 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "utf8-ranges"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "utf8-ranges"
 version = "1.0.2"
@@ -2137,11 +2057,6 @@ dependencies = [
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "winapi"
-version = "0.2.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "winapi"
 version = "0.3.7"
@@ -2151,11 +2066,6 @@ dependencies = [
  "winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "winapi-build"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
@@ -2240,7 +2150,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [metadata]
 "checksum adler32 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "7e522997b529f05601e05166c07ed17789691f562762c7f3b987263d2dedee5c"
-"checksum aho-corasick 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ca972c2ea5f742bfce5687b9aef75506a764f61d37f8f649047846a9686ddb66"
 "checksum aho-corasick 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)" = "e6f484ae0c99fec2e858eb6134949117399f222608d84cadb3f58c1f97c2364c"
 "checksum andrew 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9b7f09f89872c2b6b29e319377b1fbe91c6f5947df19a25596e121cf19a7b35e"
 "checksum android_glue 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "000444226fcff248f2bc4c7625be32c63caccfecc2723a2b9f78a7487a49c407"
@@ -2326,7 +2235,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum jni 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "294eca097d1dc0bf59de5ab9f7eafa5f77129e9f6464c957ed3ddeb705fb4292"
 "checksum jni-sys 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8eaf4bc02d17cbdd7ff4c7438cafcdf7fb9a4613313ad11b4f8fefe7d3fa0130"
 "checksum jpeg-decoder 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)" = "c8b7d43206b34b3f94ea9445174bda196e772049b9bddbc620c9d29b2d20110d"
-"checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
 "checksum khronos 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c0711aaa80e6ba6eb1fa8978f1f46bfcb38ceb2f3f33f3736efbff39dac89f50"
 "checksum khronos_api 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "037ab472c33f67b5fbd3e9163a2645319e5356fcd355efa6d4eb7fff4bbcb554"
 "checksum khronos_api 3.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e2db585e1d738fc771bf08a151420d3ed193d9d895a36df7f6f8a9456b911ddc"
@@ -2343,7 +2251,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum lyon_path 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e9dc8e0746b7cca11960b602f7fe037bb067746a01eab4aa502fed1494544843"
 "checksum lzw 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7d947cbb889ed21c2a84be6ffbaebf5b4e0f4340638cba0444907e38b56be084"
 "checksum malloc_buf 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "62bb907fe88d54d8d9ce32a3cceab4218ed2f6b7d35617cafe9adf84e43919cb"
-"checksum memchr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "d8b629fb514376c675b98c1421e80b151d3817ac42d7c667717d282761418d20"
 "checksum memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2efc7bc57c883d4a4d6e3246905283d8dae951bb3bd32f49d6ef297f546e1c39"
 "checksum memmap 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e2ffa2c986de11a9df78620c01eeaaf27d94d3ff02bf81bfcca953102dd0c6ff"
 "checksum memmap 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6585fd95e7bb50d6cc31e20d4cf9afb4e2ba16c5846fc76793f11218da9c475b"
@@ -2394,14 +2301,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum redox_syscall 0.1.54 (registry+https://github.com/rust-lang/crates.io-index)" = "12229c14a0f65c4f1cb046a3b52047cdd9da1f4b30f8a39c5063c8bae515e252"
 "checksum redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7e891cfe48e9100a70a3b6eb652fef28920c117d366339687bd5576160db0f76"
 "checksum redox_users 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3fe5204c3a17e97dde73f285d49be585df59ed84b50a872baf416e73b62c3828"
-"checksum regex 0.1.80 (registry+https://github.com/rust-lang/crates.io-index)" = "4fd4ace6a8cf7860714a2c2280d6c1f7e6a413486c13298bbc86fd3da019402f"
 "checksum regex 1.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "8f0a0bcab2fd7d1d7c54fa9eae6f43eddeb9ce2e7352f8518a814a4f65d60c58"
-"checksum regex-syntax 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "f9ec002c35e86791825ed294b50008eea9ddfc8def4420124fbc6b08db834957"
 "checksum regex-syntax 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)" = "dcfd8681eebe297b81d98498869d4aae052137651ad7b96822f09ceb690d0a96"
 "checksum roxmltree 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "02660467d0c2da1b6276042501aee6e15ec5b8ff59423243f185b294cd53acf3"
-"checksum rustache 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c86de9443c1a5618e0d51bbd8eb6227ead9916446eb8952575a70d1ef7e00209"
 "checksum rustc-demangle 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)" = "ccc78bfd5acd7bf3e89cffcf899e5cb1a52d6fafa8dec2739ad70c9577a57288"
-"checksum rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)" = "dcf128d1287d2ea9d80910b5f1120d0b8eede3fbf1abe91c40d39ea7d51e6fda"
 "checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 "checksum rusttype 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)" = "25951e85bb2647960969f72c559392245a5bd07446a589390bf427dda31cdc4a"
 "checksum ryu 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "b96a9549dc8d48f2c283938303c4b5a77aa29bfbc5b54b084fb1630408899a8f"
@@ -2437,8 +2340,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum termcolor 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "4096add70612622289f2fdcdbd5086dc81c1e2675e6ae58d6c4f62a16c6d7f2f"
 "checksum termion 1.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "dde0593aeb8d47accea5392b39350015b5eccb12c0d98044d856983d89548dea"
 "checksum textwrap 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
-"checksum thread-id 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a9539db560102d1cef46b8b78ce737ff0bb64e7e18d35b2a5688f7d097d0ff03"
-"checksum thread_local 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)" = "8576dbbfcaef9641452d5cf0df9b0e7eeab7694956dd33bb61515fb8f18cfdd5"
 "checksum thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c6b53e329000edc2b34dbe8545fd20e55a333362d0a321909685a19bd28c3f1b"
 "checksum time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "db8dcfca086c1143c9270ac42a2bbd8a7ee477b78ac8e45b19abfb0cbede4b6f"
 "checksum ucd-util 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "535c204ee4d8434478593480b8f86ab45ec9aae0e83c568ca81abf0fd0e88f86"
@@ -2448,7 +2349,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
 "checksum unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "382810877fe448991dfc7f0dd6e3ae5d58088fd0ea5e35189655f84e6814fa56"
 "checksum usvg 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f9ebf4d5244ba2e8305caf9de7949377794ecdea5a9e3c84fc5610d78d21f5ee"
-"checksum utf8-ranges 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a1ca13c08c41c9c3e04224ed9ff80461d97e121589ff27c753a16cb10830ae0f"
 "checksum utf8-ranges 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "796f7e48bef87609f7ade7e06495a87d5cd06c7866e6a5cbfceffc558a243737"
 "checksum vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05c78687fb1a80548ae3250346c3db86a80a7cdd77bda190189f2d0a0987c81a"
 "checksum version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
@@ -2459,9 +2359,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum wayland-protocols 0.21.12 (registry+https://github.com/rust-lang/crates.io-index)" = "c9ccddf6a4407d982898e0f0a1172217843f3d40fe4272f828060b56a2d40d81"
 "checksum wayland-scanner 0.21.12 (registry+https://github.com/rust-lang/crates.io-index)" = "63bc5efa7dcdb8f04d2e5d1571c0d0577fc47076d133d68e056bdb299f1b60e2"
 "checksum wayland-sys 0.21.12 (registry+https://github.com/rust-lang/crates.io-index)" = "e76af81a601b84d400744f85f083381daa77ac01f6c8711e57e662dc3a35d69d"
-"checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
 "checksum winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "f10e386af2b13e47c89e7236a7a14a086791a2b88ebad6df9bf42040195cf770"
-"checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
 "checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 "checksum winapi-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7168bab6e1daee33b4557efd0e95d5ca70a03706d39fa5f3fe7a236f584b03c9"
 "checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
diff --git a/gl/Cargo.toml b/gl/Cargo.toml
index ce219884..490e2ec4 100644
--- a/gl/Cargo.toml
+++ b/gl/Cargo.toml
@@ -9,7 +9,6 @@ crate-type = ["rlib", "staticlib"]
 
 [dependencies]
 gl = "0.6"
-rustache = "0.1"
 
 [dependencies.image]
 version = "0.21"
diff --git a/gl/src/lib.rs b/gl/src/lib.rs
index dd2f4072..a10b017f 100644
--- a/gl/src/lib.rs
+++ b/gl/src/lib.rs
@@ -16,14 +16,13 @@ extern crate log;
 use gl::types::{GLboolean, GLchar, GLenum, GLfloat, GLint, GLsizei, GLsizeiptr, GLuint, GLvoid};
 use pathfinder_geometry::basic::point::Point2DI32;
 use pathfinder_geometry::basic::rect::RectI32;
+use pathfinder_gpu::resources::ResourceLoader;
 use pathfinder_gpu::{BlendState, BufferData, BufferTarget, BufferUploadMode, ClearParams};
 use pathfinder_gpu::{DepthFunc, Device, Primitive, RenderState, ShaderKind, StencilFunc};
 use pathfinder_gpu::{TextureFormat, UniformData, VertexAttrClass};
 use pathfinder_gpu::{VertexAttrDescriptor, VertexAttrType};
 use pathfinder_simd::default::F32x4;
-use rustache::{HashBuilder, Render};
 use std::ffi::CString;
-use std::io::Cursor;
 use std::mem;
 use std::ptr;
 use std::str;
@@ -223,18 +222,18 @@ impl Device for GLDevice {
     }
 
     fn create_shader_from_source(&self,
+                                 resources: &dyn ResourceLoader,
                                  name: &str,
                                  source: &[u8],
                                  kind: ShaderKind,
-                                 mut template_input: HashBuilder)
+                                 includes: &[&str])
                                  -> GLShader {
         // FIXME(pcwalton): Do this once and cache it.
         let glsl_version_spec = self.version.to_glsl_version_spec();
-        template_input = template_input.insert("version", glsl_version_spec);
 
-        let mut output = Cursor::new(vec![]);
-        template_input.render(str::from_utf8(source).unwrap(), &mut output).unwrap();
-        let source = output.into_inner();
+        let mut output = vec![];
+        self.preprocess(&mut output, resources, source, includes, glsl_version_spec);
+        let source = output;
 
         let gl_shader_kind = match kind {
             ShaderKind::Vertex => gl::VERTEX_SHADER,
@@ -268,6 +267,7 @@ impl Device for GLDevice {
     }
 
     fn create_program_from_shaders(&self,
+                                   resources: &dyn ResourceLoader,
                                    name: &str,
                                    vertex_shader: GLShader,
                                    fragment_shader: GLShader)
@@ -644,6 +644,41 @@ impl Device for GLDevice {
     }
 }
 
+impl GLDevice {
+    fn preprocess(&self,
+                  output: &mut Vec<u8>,
+                  resources: &dyn ResourceLoader,
+                  source: &[u8],
+                  includes: &[&str],
+                  version: &str) {
+        let mut index = 0;
+        while index < source.len() {
+            if source[index..].starts_with(b"{{") {
+                let end_index = source[index..].iter()
+                                               .position(|character| *character == b'}')
+                                               .expect("Expected `}`!") + index;
+                assert_eq!(source[end_index + 1], b'}');
+                let ident = String::from_utf8_lossy(&source[(index + 2)..end_index]);
+                if ident == "version" {
+                    output.extend_from_slice(version.as_bytes());
+                } else if ident.starts_with("include_") {
+                    let include_name = &ident["include_".len()..];
+                    if includes.iter().any(|include| *include == include_name) {
+                        let include_source = self.load_shader_include(resources, include_name);
+                        self.preprocess(output, resources, &include_source, includes, version);
+                    }
+                } else {
+                    panic!("unknown template variable: `{}`", ident);
+                }
+                index = end_index + 2;
+            } else {
+                output.push(source[index]);
+                index += 1;
+            }
+        }
+    }
+}
+
 pub struct GLVertexArray {
     pub gl_vertex_array: GLuint,
 }
@@ -891,3 +926,5 @@ fn ck() {
 
 #[cfg(not(debug))]
 fn ck() {}
+
+// Shader preprocessing
diff --git a/gpu/Cargo.toml b/gpu/Cargo.toml
index e57a847f..c493efa2 100644
--- a/gpu/Cargo.toml
+++ b/gpu/Cargo.toml
@@ -5,7 +5,6 @@ authors = ["Patrick Walton <pcwalton@mimiga.net>"]
 edition = "2018"
 
 [dependencies]
-rustache = "0.1"
 
 [dependencies.image]
 version = "0.21"
diff --git a/gpu/src/lib.rs b/gpu/src/lib.rs
index ec418cee..a369b54e 100644
--- a/gpu/src/lib.rs
+++ b/gpu/src/lib.rs
@@ -17,11 +17,19 @@ use pathfinder_geometry::basic::rect::RectI32;
 use pathfinder_geometry::basic::transform3d::Transform3DF32;
 use pathfinder_geometry::color::ColorF;
 use pathfinder_simd::default::F32x4;
-use rustache::HashBuilder;
 use std::time::Duration;
 
 pub mod resources;
 
+static INCLUDES: [&str; 6] = [
+    "tile_alpha_vertex",
+    "tile_monochrome",
+    "tile_multicolor",
+    "tile_solid_vertex",
+    "post_convolve",
+    "post_gamma_correct",
+];
+
 pub trait Device {
     type Buffer;
     type Framebuffer;
@@ -37,14 +45,16 @@ pub trait Device {
     fn create_texture_from_data(&self, size: Point2DI32, data: &[u8]) -> Self::Texture;
     fn create_shader_from_source(
         &self,
+        resources: &dyn ResourceLoader,
         name: &str,
         source: &[u8],
         kind: ShaderKind,
-        template_input: HashBuilder,
+        includes: &[&str],
     ) -> Self::Shader;
     fn create_vertex_array(&self) -> Self::VertexArray;
     fn create_program_from_shaders(
         &self,
+        resources: &dyn ResourceLoader,
         name: &str,
         vertex_shader: Self::Shader,
         fragment_shader: Self::Shader,
@@ -109,39 +119,8 @@ pub trait Device {
             ShaderKind::Vertex => 'v',
             ShaderKind::Fragment => 'f',
         };
-        let source = resources
-            .slurp(&format!("shaders/{}.{}s.glsl", name, suffix))
-            .unwrap();
-
-        let mut load_include_tile_alpha_vertex =
-            |_| load_shader_include(resources, "tile_alpha_vertex");
-        let mut load_include_tile_monochrome =
-            |_| load_shader_include(resources, "tile_monochrome");
-        let mut load_include_tile_multicolor =
-            |_| load_shader_include(resources, "tile_multicolor");
-        let mut load_include_tile_solid_vertex =
-            |_| load_shader_include(resources, "tile_solid_vertex");
-        let mut load_include_post_convolve = |_| load_shader_include(resources, "post_convolve");
-        let mut load_include_post_gamma_correct =
-            |_| load_shader_include(resources, "post_gamma_correct");
-        let template_input = HashBuilder::new()
-            .insert_lambda(
-                "include_tile_alpha_vertex",
-                &mut load_include_tile_alpha_vertex,
-            )
-            .insert_lambda("include_tile_monochrome", &mut load_include_tile_monochrome)
-            .insert_lambda("include_tile_multicolor", &mut load_include_tile_multicolor)
-            .insert_lambda(
-                "include_tile_solid_vertex",
-                &mut load_include_tile_solid_vertex,
-            )
-            .insert_lambda("include_post_convolve", &mut load_include_post_convolve)
-            .insert_lambda(
-                "include_post_gamma_correct",
-                &mut load_include_post_gamma_correct,
-            );
-
-        self.create_shader_from_source(name, &source, kind, template_input)
+        let source = resources.slurp(&format!("shaders/{}.{}s.glsl", name, suffix)).unwrap();
+        self.create_shader_from_source(resources, name, &source, kind, &INCLUDES)
     }
 
     fn create_program_from_shader_names(
@@ -154,12 +133,16 @@ pub trait Device {
         let vertex_shader = self.create_shader(resources, vertex_shader_name, ShaderKind::Vertex);
         let fragment_shader =
             self.create_shader(resources, fragment_shader_name, ShaderKind::Fragment);
-        self.create_program_from_shaders(program_name, vertex_shader, fragment_shader)
+        self.create_program_from_shaders(resources, program_name, vertex_shader, fragment_shader)
     }
 
     fn create_program(&self, resources: &dyn ResourceLoader, name: &str) -> Self::Program {
         self.create_program_from_shader_names(resources, name, name, name)
     }
+
+    fn load_shader_include(&self, resources: &dyn ResourceLoader, include_name: &str) -> Vec<u8> {
+        resources.slurp(&format!("shaders/{}.inc.glsl", include_name)).unwrap()
+    }
 }
 
 #[derive(Clone, Copy, Debug)]
@@ -338,10 +321,3 @@ pub enum VertexAttrClass {
     FloatNorm,
     Int,
 }
-
-fn load_shader_include(resources: &dyn ResourceLoader, include_name: &str) -> String {
-    let resource = resources
-        .slurp(&format!("shaders/{}.inc.glsl", include_name))
-        .unwrap();
-    String::from_utf8_lossy(&resource).to_string()
-}
diff --git a/resources/shaders/post.fs.glsl b/resources/shaders/post.fs.glsl
index 70597c79..cb7326a6 100644
--- a/resources/shaders/post.fs.glsl
+++ b/resources/shaders/post.fs.glsl
@@ -25,8 +25,8 @@ in vec2 vTexCoord;
 
 out vec4 oFragColor;
 
-{{{include_post_gamma_correct}}}
-{{{include_post_convolve}}}
+{{include_post_gamma_correct}}
+{{include_post_convolve}}
 
 // Convolve horizontally in this pass.
 float sample1Tap(float offset) {
diff --git a/resources/shaders/tile_alpha_monochrome.vs.glsl b/resources/shaders/tile_alpha_monochrome.vs.glsl
index dbe6be03..ac6cf195 100644
--- a/resources/shaders/tile_alpha_monochrome.vs.glsl
+++ b/resources/shaders/tile_alpha_monochrome.vs.glsl
@@ -12,8 +12,8 @@
 
 precision highp float;
 
-{{{include_tile_alpha_vertex}}}
-{{{include_tile_monochrome}}}
+{{include_tile_alpha_vertex}}
+{{include_tile_monochrome}}
 
 void main() {
     computeVaryings();
diff --git a/resources/shaders/tile_alpha_multicolor.vs.glsl b/resources/shaders/tile_alpha_multicolor.vs.glsl
index 43e9d3c7..b74c57fb 100644
--- a/resources/shaders/tile_alpha_multicolor.vs.glsl
+++ b/resources/shaders/tile_alpha_multicolor.vs.glsl
@@ -12,8 +12,8 @@
 
 precision highp float;
 
-{{{include_tile_alpha_vertex}}}
-{{{include_tile_multicolor}}}
+{{include_tile_alpha_vertex}}
+{{include_tile_multicolor}}
 
 void main() {
     computeVaryings();
diff --git a/resources/shaders/tile_solid_monochrome.vs.glsl b/resources/shaders/tile_solid_monochrome.vs.glsl
index d682f3c0..408488d7 100644
--- a/resources/shaders/tile_solid_monochrome.vs.glsl
+++ b/resources/shaders/tile_solid_monochrome.vs.glsl
@@ -12,8 +12,8 @@
 
 precision highp float;
 
-{{{include_tile_solid_vertex}}}
-{{{include_tile_monochrome}}}
+{{include_tile_solid_vertex}}
+{{include_tile_monochrome}}
 
 void main() {
     computeVaryings();
diff --git a/resources/shaders/tile_solid_multicolor.vs.glsl b/resources/shaders/tile_solid_multicolor.vs.glsl
index 868d2655..ae3b86bd 100644
--- a/resources/shaders/tile_solid_multicolor.vs.glsl
+++ b/resources/shaders/tile_solid_multicolor.vs.glsl
@@ -12,8 +12,8 @@
 
 precision highp float;
 
-{{{include_tile_solid_vertex}}}
-{{{include_tile_multicolor}}}
+{{include_tile_solid_vertex}}
+{{include_tile_multicolor}}
 
 void main() {
     computeVaryings();