diff options
Diffstat (limited to 'alacritty')
-rw-r--r-- | alacritty/Cargo.toml | 2 | ||||
l--------- | alacritty/README.md | 1 | ||||
l--------- | alacritty/alacritty.ico | 1 | ||||
-rw-r--r-- | alacritty/res/rect.f.glsl | 23 | ||||
-rw-r--r-- | alacritty/res/rect.v.glsl | 20 | ||||
-rw-r--r-- | alacritty/res/text.f.glsl | 53 | ||||
-rw-r--r-- | alacritty/res/text.v.glsl | 79 | ||||
-rw-r--r-- | alacritty/src/renderer/mod.rs | 20 | ||||
-rw-r--r-- | alacritty/src/window.rs | 2 |
9 files changed, 187 insertions, 14 deletions
diff --git a/alacritty/Cargo.toml b/alacritty/Cargo.toml index 7a3a043e..eab8f227 100644 --- a/alacritty/Cargo.toml +++ b/alacritty/Cargo.toml @@ -4,7 +4,7 @@ version = "0.6.0-dev" authors = ["Christian Duerr <contact@christianduerr.com>", "Joe Wilm <joe@jwilm.com>"] license = "Apache-2.0" description = "GPU-accelerated terminal emulator" -readme = "../README.md" +readme = "README.md" homepage = "https://github.com/alacritty/alacritty" edition = "2018" diff --git a/alacritty/README.md b/alacritty/README.md new file mode 120000 index 00000000..32d46ee8 --- /dev/null +++ b/alacritty/README.md @@ -0,0 +1 @@ +../README.md
\ No newline at end of file diff --git a/alacritty/alacritty.ico b/alacritty/alacritty.ico new file mode 120000 index 00000000..55cd1859 --- /dev/null +++ b/alacritty/alacritty.ico @@ -0,0 +1 @@ +../extra/windows/alacritty.ico
\ No newline at end of file diff --git a/alacritty/res/rect.f.glsl b/alacritty/res/rect.f.glsl new file mode 100644 index 00000000..12e40469 --- /dev/null +++ b/alacritty/res/rect.f.glsl @@ -0,0 +1,23 @@ +// Copyright 2016 Joe Wilm, The Alacritty Project Contributors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +#version 330 core + +uniform vec4 color; + +out vec4 FragColor; + +void main() +{ + FragColor = color; +} diff --git a/alacritty/res/rect.v.glsl b/alacritty/res/rect.v.glsl new file mode 100644 index 00000000..8baa74ff --- /dev/null +++ b/alacritty/res/rect.v.glsl @@ -0,0 +1,20 @@ +// Copyright 2016 Joe Wilm, The Alacritty Project Contributors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +#version 330 core +layout (location = 0) in vec2 aPos; + +void main() +{ + gl_Position = vec4(aPos.x, aPos.y, 0.0, 1.0); +} diff --git a/alacritty/res/text.f.glsl b/alacritty/res/text.f.glsl new file mode 100644 index 00000000..cf477eb0 --- /dev/null +++ b/alacritty/res/text.f.glsl @@ -0,0 +1,53 @@ +// Copyright 2016 Joe Wilm, The Alacritty Project Contributors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +#version 330 core +in vec2 TexCoords; +flat in vec3 fg; +flat in vec4 bg; +flat in int colored; +uniform int backgroundPass; + +layout(location = 0, index = 0) out vec4 color; +layout(location = 0, index = 1) out vec4 alphaMask; + +uniform sampler2D mask; + +void main() +{ + if (backgroundPass != 0) { + if (bg.a == 0.0) + discard; + + alphaMask = vec4(1.0); + color = vec4(bg.rgb, 1.0); + } else { + if (colored != 0) { + // Color glyphs, like emojis. + vec4 glyphColor = texture(mask, TexCoords); + alphaMask = vec4(glyphColor.a); + + // Revert alpha premultiplication. + if (glyphColor.a != 0) { + glyphColor.rgb = vec3(glyphColor.rgb / glyphColor.a); + } + + color = vec4(glyphColor.rgb, 1.0); + } else { + // Regular text glyphs. + vec3 textColor = texture(mask, TexCoords).rgb; + alphaMask = vec4(textColor, textColor.r); + color = vec4(fg, 1.0); + } + } +} diff --git a/alacritty/res/text.v.glsl b/alacritty/res/text.v.glsl new file mode 100644 index 00000000..8978c111 --- /dev/null +++ b/alacritty/res/text.v.glsl @@ -0,0 +1,79 @@ +// Copyright 2016 Joe Wilm, The Alacritty Project Contributors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +#version 330 core +// Cell properties. +layout (location = 0) in vec2 gridCoords; + +// Glyph properties. +layout (location = 1) in vec4 glyph; + +// uv mapping. +layout (location = 2) in vec4 uv; + +// Text fg color. +layout (location = 3) in vec3 textColor; + +// Background color. +layout (location = 4) in vec4 backgroundColor; + +// Set to 1 if the glyph colors should be kept. +layout (location = 5) in int coloredGlyph; + +out vec2 TexCoords; +flat out vec3 fg; +flat out vec4 bg; +flat out int colored; + +// Terminal properties +uniform vec2 cellDim; +uniform vec4 projection; + +uniform int backgroundPass; + + +void main() +{ + vec2 projectionOffset = projection.xy; + vec2 projectionScale = projection.zw; + + // Compute vertex corner position + vec2 position; + position.x = (gl_VertexID == 0 || gl_VertexID == 1) ? 1. : 0.; + position.y = (gl_VertexID == 0 || gl_VertexID == 3) ? 0. : 1.; + + // Position of cell from top-left + vec2 cellPosition = cellDim * gridCoords; + + if (backgroundPass != 0) { + vec2 finalPosition = cellPosition + cellDim * position; + gl_Position = vec4(projectionOffset + projectionScale * finalPosition, 0.0, 1.0); + + TexCoords = vec2(0, 0); + } else { + vec2 glyphSize = glyph.zw; + vec2 glyphOffset = glyph.xy; + glyphOffset.y = cellDim.y - glyphOffset.y; + + vec2 finalPosition = cellPosition + glyphSize * position + glyphOffset; + gl_Position = vec4(projectionOffset + projectionScale * finalPosition, 0.0, 1.0); + + vec2 uvOffset = uv.xy; + vec2 uvSize = uv.zw; + TexCoords = uvOffset + position * uvSize; + } + + bg = vec4(backgroundColor.rgb / 255.0, backgroundColor.a); + fg = textColor / vec3(255.0, 255.0, 255.0); + colored = coloredGlyph; +} diff --git a/alacritty/src/renderer/mod.rs b/alacritty/src/renderer/mod.rs index 58d43406..79df6b34 100644 --- a/alacritty/src/renderer/mod.rs +++ b/alacritty/src/renderer/mod.rs @@ -35,20 +35,16 @@ use crate::renderer::rects::RenderRect; pub mod rects; // Shader paths for live reload. -static TEXT_SHADER_F_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/../res/text.f.glsl"); -static TEXT_SHADER_V_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/../res/text.v.glsl"); -static RECT_SHADER_F_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/../res/rect.f.glsl"); -static RECT_SHADER_V_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/../res/rect.v.glsl"); +static TEXT_SHADER_F_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/res/text.f.glsl"); +static TEXT_SHADER_V_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/res/text.v.glsl"); +static RECT_SHADER_F_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/res/rect.f.glsl"); +static RECT_SHADER_V_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/res/rect.v.glsl"); // Shader source which is used when live-shader-reload feature is disable. -static TEXT_SHADER_F: &str = - include_str!(concat!(env!("CARGO_MANIFEST_DIR"), "/../res/text.f.glsl")); -static TEXT_SHADER_V: &str = - include_str!(concat!(env!("CARGO_MANIFEST_DIR"), "/../res/text.v.glsl")); -static RECT_SHADER_F: &str = - include_str!(concat!(env!("CARGO_MANIFEST_DIR"), "/../res/rect.f.glsl")); -static RECT_SHADER_V: &str = - include_str!(concat!(env!("CARGO_MANIFEST_DIR"), "/../res/rect.v.glsl")); +static TEXT_SHADER_F: &str = include_str!("../../res/text.f.glsl"); +static TEXT_SHADER_V: &str = include_str!("../../res/text.v.glsl"); +static RECT_SHADER_F: &str = include_str!("../../res/rect.f.glsl"); +static RECT_SHADER_V: &str = include_str!("../../res/rect.v.glsl"); /// `LoadGlyph` allows for copying a rasterized glyph into graphics memory. pub trait LoadGlyph { diff --git a/alacritty/src/window.rs b/alacritty/src/window.rs index 6659a9e0..172d5acc 100644 --- a/alacritty/src/window.rs +++ b/alacritty/src/window.rs @@ -42,7 +42,7 @@ use crate::gl; // It's required to be in this directory due to the `windows.rc` file. #[cfg(not(any(target_os = "macos", windows)))] -static WINDOW_ICON: &[u8] = include_bytes!("../../extra/windows/alacritty.ico"); +static WINDOW_ICON: &[u8] = include_bytes!("../alacritty.ico"); // This should match the definition of IDI_ICON from `windows.rc`. #[cfg(windows)] |