very crude first triangle pre version

shaders/CMakeLists.txt

@@ -0,0 +1,24 @@
+set(GLSL_VALIDATOR "glslangValidator")
+
+file(GLOB_RECURSE GLSL_SOURCE_FILES
+    "*.frag"
+    "*.vert"
+)
+
+foreach(GLSL ${GLSL_SOURCE_FILES})
+  get_filename_component(FILE_NAME ${GLSL} NAME)
+  set(SPIRV "${PROJECT_BINARY_DIR}/shaders/${FILE_NAME}.spv")
+  add_custom_command(
+    OUTPUT ${SPIRV}
+    COMMAND ${CMAKE_COMMAND} -E make_directory "${PROJECT_BINARY_DIR}/shaders/"
+    COMMAND ${GLSL_VALIDATOR} -V ${GLSL} -o ${SPIRV}
+    DEPENDS ${GLSL})
+  list(APPEND SPIRV_BINARY_FILES ${SPIRV})
+endforeach(GLSL)
+
+add_custom_target(
+    Shaders
+    DEPENDS ${SPIRV_BINARY_FILES}
+)
+
+add_dependencies(stories Shaders)

shaders/shader.frag

@@ -0,0 +1,9 @@
+#version 450
+
+layout(location = 0) in vec3 fragColor;
+
+layout(location = 0) out vec4 outColor;
+
+void main() {
+    outColor = vec4(fragColor, 1.0);
+}

shaders/shader.vert

@@ -0,0 +1,20 @@
+#version 450
+
+layout(location = 0) out vec3 fragColor;
+
+vec2 positions[3] = vec2[](
+    vec2(0.0, -0.5),
+    vec2(0.5, 0.5),
+    vec2(-0.5, 0.5)
+);
+
+vec3 colors[3] = vec3[](
+    vec3(1.0, 0.0, 0.0),
+    vec3(0.0, 1.0, 0.0),
+    vec3(0.0, 0.0, 1.0)
+);
+
+void main() {
+    gl_Position = vec4(positions[gl_VertexIndex], 0.0, 1.0);
+    fragColor = colors[gl_VertexIndex];
+}