Merge pull request from ReinUsesLisp/vk-emu-shaders

renderer_vulkan/shader: Add helper GLSL shaders
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Fernando Sahmkow 2019-12-22 11:23:09 -04:00 committed by GitHub
commit aea978e037
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4 changed files with 122 additions and 0 deletions
src/video_core/renderer_vulkan/shaders

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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
/*
* Build instructions:
* $ glslangValidator -V $THIS_FILE -o output.spv
* $ spirv-opt -O --strip-debug output.spv -o optimized.spv
* $ xxd -i optimized.spv
*
* Then copy that bytecode to the C++ file
*/
#version 460 core
layout (location = 0) in vec2 frag_tex_coord;
layout (location = 0) out vec4 color;
layout (binding = 1) uniform sampler2D color_texture;
void main() {
color = texture(color_texture, frag_tex_coord);
}

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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
/*
* Build instructions:
* $ glslangValidator -V $THIS_FILE -o output.spv
* $ spirv-opt -O --strip-debug output.spv -o optimized.spv
* $ xxd -i optimized.spv
*
* Then copy that bytecode to the C++ file
*/
#version 460 core
layout (location = 0) in vec2 vert_position;
layout (location = 1) in vec2 vert_tex_coord;
layout (location = 0) out vec2 frag_tex_coord;
layout (set = 0, binding = 0) uniform MatrixBlock {
mat4 modelview_matrix;
};
void main() {
gl_Position = modelview_matrix * vec4(vert_position, 0.0, 1.0);
frag_tex_coord = vert_tex_coord;
}

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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
/*
* Build instructions:
* $ glslangValidator -V $THIS_FILE -o output.spv
* $ spirv-opt -O --strip-debug output.spv -o optimized.spv
* $ xxd -i optimized.spv
*
* Then copy that bytecode to the C++ file
*/
#version 460 core
layout (local_size_x = 1024) in;
layout (std430, set = 0, binding = 0) buffer OutputBuffer {
uint output_indexes[];
};
layout (push_constant) uniform PushConstants {
uint first;
};
void main() {
uint primitive = gl_GlobalInvocationID.x;
if (primitive * 6 >= output_indexes.length()) {
return;
}
const uint quad_map[6] = uint[](0, 1, 2, 0, 2, 3);
for (uint vertex = 0; vertex < 6; ++vertex) {
uint index = first + primitive * 4 + quad_map[vertex];
output_indexes[primitive * 6 + vertex] = index;
}
}

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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
/*
* Build instructions:
* $ glslangValidator -V $THIS_FILE -o output.spv
* $ spirv-opt -O --strip-debug output.spv -o optimized.spv
* $ xxd -i optimized.spv
*
* Then copy that bytecode to the C++ file
*/
#version 460 core
#extension GL_EXT_shader_16bit_storage : require
#extension GL_EXT_shader_8bit_storage : require
layout (local_size_x = 1024) in;
layout (std430, set = 0, binding = 0) readonly buffer InputBuffer {
uint8_t input_indexes[];
};
layout (std430, set = 0, binding = 1) writeonly buffer OutputBuffer {
uint16_t output_indexes[];
};
void main() {
uint id = gl_GlobalInvocationID.x;
if (id < input_indexes.length()) {
output_indexes[id] = uint16_t(input_indexes[id]);
}
}