Map renderer color write masks to OpenGL

src/renderer_gl/opengl_capabilities.cpp

@@ -803,6 +803,16 @@ std::uint8_t color_write_enabled() noexcept
     return gl_boolean_true;
 }
 
+OpenGlColorWriteMask color_write_mask_for_renderer_blend_state(pp::renderer::BlendState state) noexcept
+{
+    return OpenGlColorWriteMask {
+        .r = state.write_r ? gl_boolean_true : gl_boolean_false,
+        .g = state.write_g ? gl_boolean_true : gl_boolean_false,
+        .b = state.write_b ? gl_boolean_true : gl_boolean_false,
+        .a = state.write_a ? gl_boolean_true : gl_boolean_false,
+    };
+}
+
 std::uint32_t linear_texture_filter() noexcept
 {
     return gl_linear;