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[client] egl: implement #include for shaders with awk

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This commit is contained in:
Quantum
2021-08-09 05:15:42 -04:00
committed by Geoffrey McRae
parent 4eda01949d
commit 9b1d03fcfe
6 changed files with 95 additions and 81 deletions
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33
client/renderers/EGL/CMakeLists.txt
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@@ -12,8 +12,35 @@ pkg_check_modules(RENDERER_EGL_OPT IMPORTED_TARGET
)
include(MakeObject)
make_object(
EGL_SHADER
function(build_shaders header_dir)
file(GLOB headers "${header_dir}/*.h")
message("${headers}")
set(EGL_SHADER_PROCESSED)
foreach(shader ${ARGN})
set(out_f "${CMAKE_CURRENT_BINARY_DIR}/${shader}")
add_custom_command(OUTPUT "${out_f}"
COMMAND awk -f "${CMAKE_CURRENT_SOURCE_DIR}/glsl.include.awk"
"${CMAKE_CURRENT_SOURCE_DIR}/${shader}" > "${out_f}"
MAIN_DEPENDENCY "${CMAKE_CURRENT_SOURCE_DIR}/${shader}"
DEPENDS ${headers}
WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/shader"
COMMENT "Preprocessing shader ${shader}"
VERBATIM
)
endforeach()
set(CMAKE_CURRENT_SOURCE_DIR "${CMAKE_CURRENT_BINARY_DIR}")
make_object(
EGL_SHADER
${ARGN}
)
set(EGL_SHADER_OBJS "${EGL_SHADER_OBJS}" PARENT_SCOPE)
set(EGL_SHADER_INCS "${EGL_SHADER_INCS}" PARENT_SCOPE)
endfunction()
build_shaders(
shader
shader/desktop.vert
shader/desktop_rgb.frag
shader/cursor.vert
@@ -49,7 +76,7 @@ add_library(renderer_EGL STATIC
splash.c
damage.c
${EGL_SHADER_OBJS}
"${EGL_SHADER_INCS}/desktop_rgb.def.h"
"${CMAKE_CURRENT_BINARY_DIR}/shader/desktop_rgb.def.h"
${PROJECT_TOP}/repos/cimgui/imgui/backends/imgui_impl_opengl3.cpp
)

13
client/renderers/EGL/glsl.include.awk Normal file
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@@ -0,0 +1,13 @@
BEGIN { FS="\"" }
function process(line, second) {
if (line ~ /^#include[ \t]*".+"[ \t]*$/) {
while (getline < second) {
process($0, $2)
}
} else {
print line
}
}
{ process($0, $2) }

37
client/renderers/EGL/shader/color_blind.h Normal file
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@@ -0,0 +1,37 @@
highp vec4 cbTransform(highp vec4 color, int cbMode)
{
highp float L = (17.8824000 * color.r) + (43.516100 * color.g) + (4.11935 * color.b);
highp float M = (03.4556500 * color.r) + (27.155400 * color.g) + (3.86714 * color.b);
highp float S = (00.0299566 * color.r) + (00.184309 * color.g) + (1.46709 * color.b);
highp float l, m, s;
if (cbMode == 1) // Protanope
{
l = 0.0f * L + 2.02344f * M + -2.52581f * S;
m = 0.0f * L + 1.0f * M + 0.0f * S;
s = 0.0f * L + 0.0f * M + 1.0f * S;
}
else if (cbMode == 2) // Deuteranope
{
l = 1.000000 * L + 0.0f * M + 0.00000 * S;
m = 0.494207 * L + 0.0f * M + 1.24827 * S;
s = 0.000000 * L + 0.0f * M + 1.00000 * S;
}
else if (cbMode == 3) // Tritanope
{
l = 1.000000 * L + 0.000000 * M + 0.0 * S;
m = 0.000000 * L + 1.000000 * M + 0.0 * S;
s = -0.395913 * L + 0.801109 * M + 0.0 * S;
}
highp vec4 error;
error.r = ( 0.080944447900 * l) + (-0.13050440900 * m) + ( 0.116721066 * s);
error.g = (-0.010248533500 * l) + ( 0.05401932660 * m) + (-0.113614708 * s);
error.b = (-0.000365296938 * l) + (-0.00412161469 * m) + ( 0.693511405 * s);
error.a = 0.0;
error = color - error;
color.g += (error.r * 0.7) + (error.g * 1.0);
color.b += (error.r * 0.7) + (error.b * 1.0);
return color;
}

38
client/renderers/EGL/shader/cursor_rgb.frag
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@@ -1,5 +1,7 @@
#version 300 es
#include "color_blind.h"
in highp vec2 uv;
out highp vec4 color;
@@ -13,39 +15,5 @@ void main()
color = texture(sampler1, uv);
if (cbMode > 0)
{
highp float L = (17.8824000 * color.r) + (43.516100 * color.g) + (4.11935 * color.b);
highp float M = (03.4556500 * color.r) + (27.155400 * color.g) + (3.86714 * color.b);
highp float S = (00.0299566 * color.r) + (00.184309 * color.g) + (1.46709 * color.b);
highp float l, m, s;
if (cbMode == 1) // Protanope
{
l = 0.0f * L + 2.02344f * M + -2.52581f * S;
m = 0.0f * L + 1.0f * M + 0.0f * S;
s = 0.0f * L + 0.0f * M + 1.0f * S;
}
else if (cbMode == 2) // Deuteranope
{
l = 1.000000 * L + 0.0f * M + 0.00000 * S;
m = 0.494207 * L + 0.0f * M + 1.24827 * S;
s = 0.000000 * L + 0.0f * M + 1.00000 * S;
}
else if (cbMode == 3) // Tritanope
{
l = 1.000000 * L + 0.000000 * M + 0.0 * S;
m = 0.000000 * L + 1.000000 * M + 0.0 * S;
s = -0.395913 * L + 0.801109 * M + 0.0 * S;
}
highp vec4 error;
error.r = ( 0.080944447900 * l) + (-0.13050440900 * m) + ( 0.116721066 * s);
error.g = (-0.010248533500 * l) + ( 0.05401932660 * m) + (-0.113614708 * s);
error.b = (-0.000365296938 * l) + (-0.00412161469 * m) + ( 0.693511405 * s);
error.a = 0.0;
error = color - error;
color.g += (error.r * 0.7) + (error.g * 1.0);
color.b += (error.r * 0.7) + (error.b * 1.0);
}
color = cbTransform(color, cbMode);
}

38
client/renderers/EGL/shader/desktop_rgb.frag
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@@ -5,6 +5,8 @@
#define EGL_SCALE_LINEAR 2
#define EGL_SCALE_MAX 3
#include "color_blind.h"
in highp vec2 uv;
out highp vec4 color;
@@ -31,41 +33,7 @@ void main()
}
if (cbMode > 0)
{
highp float L = (17.8824000 * color.r) + (43.516100 * color.g) + (4.11935 * color.b);
highp float M = (03.4556500 * color.r) + (27.155400 * color.g) + (3.86714 * color.b);
highp float S = (00.0299566 * color.r) + (00.184309 * color.g) + (1.46709 * color.b);
highp float l, m, s;
if (cbMode == 1) // Protanope
{
l = 0.0f * L + 2.02344f * M + -2.52581f * S;
m = 0.0f * L + 1.0f * M + 0.0f * S;
s = 0.0f * L + 0.0f * M + 1.0f * S;
}
else if (cbMode == 2) // Deuteranope
{
l = 1.000000 * L + 0.0f * M + 0.00000 * S;
m = 0.494207 * L + 0.0f * M + 1.24827 * S;
s = 0.000000 * L + 0.0f * M + 1.00000 * S;
}
else if (cbMode == 3) // Tritanope
{
l = 1.000000 * L + 0.000000 * M + 0.0 * S;
m = 0.000000 * L + 1.000000 * M + 0.0 * S;
s = -0.395913 * L + 0.801109 * M + 0.0 * S;
}
highp vec4 error;
error.r = ( 0.080944447900 * l) + (-0.13050440900 * m) + ( 0.116721066 * s);
error.g = (-0.010248533500 * l) + ( 0.05401932660 * m) + (-0.113614708 * s);
error.b = (-0.000365296938 * l) + (-0.00412161469 * m) + ( 0.693511405 * s);
error.a = 0.0;
error = color - error;
color.g += (error.r * 0.7) + (error.g * 1.0);
color.b += (error.r * 0.7) + (error.b * 1.0);
}
color = cbTransform(color, cbMode);
if (nvGain > 0.0)
{