Add unlit instanced shader

data/shaders/instanced_object_unlit.frag

@@ -0,0 +1,24 @@
+#ifndef GL_ARB_bindless_texture
+uniform sampler2D tex;
+#endif
+
+#ifdef GL_ARB_bindless_texture
+flat in sampler2D handle;
+#endif
+
+in vec2 uv;
+in vec4 color;
+out vec4 FragColor;
+
+void main(void)
+{
+#ifdef GL_ARB_bindless_texture
+    vec4 col = texture(handle, uv);
+    col.xyz = pow(col.xyz, vec3(2.2));
+#else
+    vec4 col = texture(tex, uv);
+#endif
+    col.xyz *= pow(color.xyz, vec3(2.2));
+    if (col.a < 0.5) discard;
+    FragColor = vec4(col.xyz, 1.);
+}

src/graphics/shaders.cpp

@@ -959,6 +959,20 @@ namespace MeshShader
         AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "tex");
     }
 
+    InstancedObjectUnlitShader::InstancedObjectUnlitShader()
+    {
+        Program = LoadProgram(
+            GL_VERTEX_SHADER, file_manager->getAsset("shaders/utils/getworldmatrix.vert").c_str(),
+            GL_VERTEX_SHADER, file_manager->getAsset("shaders/instanced_object_pass.vert").c_str(),
+            GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/instanced_object_unlit.frag").c_str());
+        AssignUniforms();
+
+        GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
+        glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
+
+        AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "tex");
+    }
+
     ObjectRefPass2Shader::ObjectRefPass2Shader()
     {
         Program = LoadProgram(

src/graphics/shaders.hpp

@@ -536,6 +536,12 @@ public:
     ObjectUnlitShader();
 };
 
+class InstancedObjectUnlitShader : public ShaderHelperSingleton<InstancedObjectUnlitShader>, public TextureRead<Nearest_Filtered, Nearest_Filtered, Bilinear_Filtered, Trilinear_Anisotropic_Filtered>
+{
+public:
+    InstancedObjectUnlitShader();
+};
+
 class ObjectRefPass2Shader : public ShaderHelperSingleton<ObjectRefPass2Shader, core::matrix4, core::matrix4>, public TextureRead<Nearest_Filtered, Nearest_Filtered, Bilinear_Filtered, Trilinear_Anisotropic_Filtered>
 {
 public: